Aperture Venture Partners

Aperture Capital, managed by Aperture Venture Partners, is a New York-based venture capital firm that focuses on investing in the healthcare sector, particularly in areas such as medical devices, biopharmaceuticals, healthcare IT, and diagnostics. Established in 2002, the firm aims to collaborate with innovative entrepreneurs to address significant challenges and generate substantial opportunities. It typically makes initial investments ranging from $1 million to $5 million and has a national investment strategy. Over the past three decades, the firm's principals have been influential leaders in healthcare and investment, successfully investing over $1 billion and founding companies with combined revenues exceeding $1 billion.

Thomas Cooper

Senior Partner

Tony Natale

Managing Partner

Eric Sillman

General Partner

Paul E. Tierney

Partner

57 past transactions

Shoulder Innovations

Series E in 2025
Shoulder Innovations, Inc. is a medical device company based in Holland, Michigan, specializing in orthopedic solutions for shoulder replacement surgery. Founded in 2009, the company has developed a Total Shoulder Replacement System that features innovative inset glenoid fixation technology, addressing the critical challenge of reliable fixation for glenoid implants. This technology not only enhances post-surgical implant stability, reducing the risk of revision surgeries, but also simplifies surgical instrumentation, which can lead to shorter operative times and lower costs. Shoulder Innovations markets its products through distribution partners across the United States, aiming to improve patient care and reduce overall healthcare costs.

ShiraTronics

Series B in 2024
ShiraTronics, Inc. is a company that specializes in developing and commercializing neuromodulation therapies aimed at treating chronic migraines, a condition that significantly impacts the lives of millions worldwide. Founded in 2018 and headquartered in Ireland, with an additional location in Minneapolis, Minnesota, ShiraTronics is focused on addressing unmet clinical needs in neurology. The company's innovative technologies offer new approaches to effectively alleviate the debilitating effects of migraine headaches, thereby striving to improve the quality of life for those affected by this disabling disorder.

XII Medical

Series B in 2024
XII Medical is a medical device developer focused on creating innovative solutions for obstructive sleep apnea. The company has developed a minimally invasive outpatient technology that includes an implantable neurostimulation device designed to alleviate the condition. This device works by preventing the muscles in the throat from relaxing during sleep, thereby avoiding airway blockage and enabling patients to enhance oropharyngeal airflow. Through its advancements in sleep apnea treatment, XII Medical aims to improve patient outcomes and provide a proactive approach to managing this common sleep disorder.

Miach Orthopaedics

Series B in 2024
Miach Orthopaedics is a medical device company based in Westborough, Massachusetts, founded in 2016. The company specializes in developing bio-engineered surgical implants aimed at facilitating new tissue growth and aiding in connective tissue repair. Its primary product, the Bridge-Enhanced ACL Repair technology, offers a viable alternative to traditional anterior cruciate ligament (ACL) reconstruction for patients who have suffered ACL injuries. This innovative approach enables surgeons to restore the normal anatomy and function of the knee, enhancing recovery outcomes for patients.

Nalu Medical

Series E in 2024
Nalu Medical is an early-stage company based in Carlsbad, California, specializing in the development of innovative medical devices aimed at alleviating chronic pain. Founded in 2014, the company has created a battery-free, micro-implantable pulse generator designed for neurostimulation, which has received FDA clearance for both spinal cord stimulation and peripheral nerve stimulation. By focusing on neuromodulation, Nalu Medical offers a diverse range of therapeutic options, enabling patients to receive effective treatments that improve their quality of life.

Cortica

Series D in 2023
Cortica Inc. is a company dedicated to providing neurological therapies for children facing autism and other neurodevelopmental challenges. Founded in 2014 and based in San Diego, California, Cortica offers tailored treatment programs that are informed by a comprehensive understanding of each child's neurobiology and developmental profile. The company operates multiple centers across California, including locations in Carlsbad, Irvine, San Rafael, Torrance, and Westlake Village. Cortica's services encompass a wide range of assessments and therapies, including diagnoses for autism, ADHD, and developmental delays. Treatment options available include gene sequencing, metabolic testing, electroencephalography, nutrition evaluation, medication management, and various therapeutic interventions such as ABA therapy, parent coaching, speech-language therapy, occupational therapy, physical therapy, and music therapy. The company provides these services through in-home, in-clinic, and telehealth modalities.

Shoulder Innovations

Series D in 2023
Shoulder Innovations, Inc. is a medical device company based in Holland, Michigan, specializing in orthopedic solutions for shoulder replacement surgery. Founded in 2009, the company has developed a Total Shoulder Replacement System that features innovative inset glenoid fixation technology, addressing the critical challenge of reliable fixation for glenoid implants. This technology not only enhances post-surgical implant stability, reducing the risk of revision surgeries, but also simplifies surgical instrumentation, which can lead to shorter operative times and lower costs. Shoulder Innovations markets its products through distribution partners across the United States, aiming to improve patient care and reduce overall healthcare costs.

XII Medical

Series A in 2022
XII Medical is a medical device developer focused on creating innovative solutions for obstructive sleep apnea. The company has developed a minimally invasive outpatient technology that includes an implantable neurostimulation device designed to alleviate the condition. This device works by preventing the muscles in the throat from relaxing during sleep, thereby avoiding airway blockage and enabling patients to enhance oropharyngeal airflow. Through its advancements in sleep apnea treatment, XII Medical aims to improve patient outcomes and provide a proactive approach to managing this common sleep disorder.

Nalu Medical

Venture Round in 2022
Nalu Medical is an early-stage company based in Carlsbad, California, specializing in the development of innovative medical devices aimed at alleviating chronic pain. Founded in 2014, the company has created a battery-free, micro-implantable pulse generator designed for neurostimulation, which has received FDA clearance for both spinal cord stimulation and peripheral nerve stimulation. By focusing on neuromodulation, Nalu Medical offers a diverse range of therapeutic options, enabling patients to receive effective treatments that improve their quality of life.

V-Wave

Series C in 2021
V-Wave Ltd. is a private company that develops percutaneous implantable therapeutic devices for patients suffering from chronic heart failure. Founded in 2009 and headquartered in Caesarea, Israel, with additional offices in the United States, V-Wave has created a proprietary interatrial shunt designed to alleviate symptoms associated with both preserved and reduced ejection fraction heart failure. This biocompatible implant regulates left atrial pressure, addressing a key factor in the deterioration of heart failure. The device aims to enhance patients' quality of life by reducing hospitalizations and improving exercise capacity. V-Wave's team consists of experienced engineers and medical scientists dedicated to advancing treatment options for individuals who continue to experience debilitating symptoms despite optimal medical care.

PetDx

Series B in 2021
PetDx is a San Diego-based molecular diagnostics company focused on enhancing pet health through advanced genomic technologies. The company's primary offering, OncoK9, is a pioneering multi-cancer early detection test that allows veterinarians to identify cancer in dogs through a simple blood draw. This first-in-class liquid biopsy utilizes next-generation sequencing and proprietary bioinformatics to analyze genetic material, facilitating early detection, characterization, and management of cancer in pets. By providing a non-invasive testing option, PetDx supports veterinarians in delivering improved care and outcomes for canine patients.

Cortica

Series C in 2021
Cortica Inc. is a company dedicated to providing neurological therapies for children facing autism and other neurodevelopmental challenges. Founded in 2014 and based in San Diego, California, Cortica offers tailored treatment programs that are informed by a comprehensive understanding of each child's neurobiology and developmental profile. The company operates multiple centers across California, including locations in Carlsbad, Irvine, San Rafael, Torrance, and Westlake Village. Cortica's services encompass a wide range of assessments and therapies, including diagnoses for autism, ADHD, and developmental delays. Treatment options available include gene sequencing, metabolic testing, electroencephalography, nutrition evaluation, medication management, and various therapeutic interventions such as ABA therapy, parent coaching, speech-language therapy, occupational therapy, physical therapy, and music therapy. The company provides these services through in-home, in-clinic, and telehealth modalities.

Neuros Medical

Series B in 2021
Neuros Medical, Inc. is a neuromodulation company based in Willoughby Hills, Ohio, that specializes in developing proprietary neurostimulation therapies aimed at addressing unmet medical needs for patients globally. The company's flagship technology, known as Electrical Nerve Block, targets chronic pain conditions, including neuroma and residual limb pain, chronic post-surgical pain, and chronic migraine. Neuros Medical also offers the Neuros Altius System, which features an implantable generator with an integrated rechargeable battery, a cuff electrode, and associated external devices. Established in 2008, the company is dedicated to advancing innovative solutions for pain management.

Cardiac Dimensions

Series C in 2020
Cardiac Dimensions, Inc. is a medical device company focused on developing minimally invasive treatments for heart failure and associated cardiovascular conditions. The company is known for its Carillon Mitral Contour System, a permanent implant designed to treat functional mitral regurgitation through a non-surgical, catheter-based approach that reshapes the mitral valve and reduces regurgitation. Established in 2000, Cardiac Dimensions is headquartered in Kirkland, Washington, with additional operations in Sydney, Australia, and Offenbach, Germany.

V-Wave

Series C in 2020
V-Wave Ltd. is a private company that develops percutaneous implantable therapeutic devices for patients suffering from chronic heart failure. Founded in 2009 and headquartered in Caesarea, Israel, with additional offices in the United States, V-Wave has created a proprietary interatrial shunt designed to alleviate symptoms associated with both preserved and reduced ejection fraction heart failure. This biocompatible implant regulates left atrial pressure, addressing a key factor in the deterioration of heart failure. The device aims to enhance patients' quality of life by reducing hospitalizations and improving exercise capacity. V-Wave's team consists of experienced engineers and medical scientists dedicated to advancing treatment options for individuals who continue to experience debilitating symptoms despite optimal medical care.

Cortica

Venture Round in 2020
Cortica Inc. is a company dedicated to providing neurological therapies for children facing autism and other neurodevelopmental challenges. Founded in 2014 and based in San Diego, California, Cortica offers tailored treatment programs that are informed by a comprehensive understanding of each child's neurobiology and developmental profile. The company operates multiple centers across California, including locations in Carlsbad, Irvine, San Rafael, Torrance, and Westlake Village. Cortica's services encompass a wide range of assessments and therapies, including diagnoses for autism, ADHD, and developmental delays. Treatment options available include gene sequencing, metabolic testing, electroencephalography, nutrition evaluation, medication management, and various therapeutic interventions such as ABA therapy, parent coaching, speech-language therapy, occupational therapy, physical therapy, and music therapy. The company provides these services through in-home, in-clinic, and telehealth modalities.

Tarsus Pharmaceuticals

Series B in 2020
Tarsus Pharmaceuticals, Inc. is a clinical-stage biopharmaceutical company based in Irvine, California, that specializes in the development and commercialization of innovative therapeutic candidates for ophthalmic conditions. Its primary focus is on TP-03, a novel treatment currently in Phase IIb/III trials for blepharitis caused by Demodex mite infestations, as well as meibomian gland disease. The company is also advancing additional candidates, including TP-04 for rosacea and TP-05 for Lyme disease prophylaxis and community malaria reduction. Tarsus aims to address significant unmet medical needs in various therapeutic areas, initially concentrating on eye care where treatment options are limited. Founded in 2016, Tarsus Pharmaceuticals continues to expand its pipeline to include diverse diseases across different medical fields.

ShiraTronics

Series A in 2019
ShiraTronics, Inc. is a company that specializes in developing and commercializing neuromodulation therapies aimed at treating chronic migraines, a condition that significantly impacts the lives of millions worldwide. Founded in 2018 and headquartered in Ireland, with an additional location in Minneapolis, Minnesota, ShiraTronics is focused on addressing unmet clinical needs in neurology. The company's innovative technologies offer new approaches to effectively alleviate the debilitating effects of migraine headaches, thereby striving to improve the quality of life for those affected by this disabling disorder.

Verix Health

Series A in 2019
Verix Health is focused on creating a range of steerable surgical devices designed for minimally invasive diagnosis and treatment of hard-to-reach lesions in the human body. Founded by Professor Mark Yim and PCI Ventures at the University of Pennsylvania, the company is incubated at the Pennovation Center in Philadelphia. Its innovative products aim to provide access and control for accurately targeting cancer in challenging anatomical locations, thereby allowing patients to receive effective treatments for tumors that are difficult to access through traditional surgical methods.

Bardy Diagnostics

Series B in 2019
Bardy Diagnostics, Inc. is a medical device company that specializes in the development and manufacturing of cardiac monitoring solutions, primarily focused on arrhythmia detection. Its flagship product, the Carnation Ambulatory Monitor (CAM), is a lightweight, discreet cardiac patch that can be worn comfortably for up to seven days, even during physical activities like exercise or showering. The CAM is designed with a unique hourglass shape to enhance comfort, particularly for female patients. Complementing the monitor is the BDxCONNECT patient management system, which allows healthcare providers to create and manage patient reports efficiently. By utilizing innovative P-wave centric ECG detection technology, Bardy Diagnostics aims to improve clinical management and outcomes for patients and their physicians. Founded in 2013, the company is headquartered in Seattle, Washington, with additional offices in Houston, Texas, and New Providence, New Jersey.

Cortica

Venture Round in 2018
Cortica Inc. is a company dedicated to providing neurological therapies for children facing autism and other neurodevelopmental challenges. Founded in 2014 and based in San Diego, California, Cortica offers tailored treatment programs that are informed by a comprehensive understanding of each child's neurobiology and developmental profile. The company operates multiple centers across California, including locations in Carlsbad, Irvine, San Rafael, Torrance, and Westlake Village. Cortica's services encompass a wide range of assessments and therapies, including diagnoses for autism, ADHD, and developmental delays. Treatment options available include gene sequencing, metabolic testing, electroencephalography, nutrition evaluation, medication management, and various therapeutic interventions such as ABA therapy, parent coaching, speech-language therapy, occupational therapy, physical therapy, and music therapy. The company provides these services through in-home, in-clinic, and telehealth modalities.

Endotronix

Series D in 2018
Endotronix Inc. is a developer of advanced hemodynamic monitoring technologies focused on early detection of worsening heart failure. Founded in 2007 and based in Lisle, Illinois, the company specializes in miniaturized, wireless, and implantable pressure sensors that are utilized in interventional cardiovascular procedures. These sensors connect to an external measurement device and are part of a comprehensive platform that includes cloud-based disease management and outpatient hemodynamic management. Endotronix's innovative tools facilitate patient management by linking patients, clinicians, and reimbursement teams, ultimately enhancing clinical and economic outcomes. The company's technology aims to improve proactive heart management and empower health professionals to monitor patients' conditions effectively from home.

Cardiac Dimensions

Series B in 2018
Cardiac Dimensions, Inc. is a medical device company focused on developing minimally invasive treatments for heart failure and associated cardiovascular conditions. The company is known for its Carillon Mitral Contour System, a permanent implant designed to treat functional mitral regurgitation through a non-surgical, catheter-based approach that reshapes the mitral valve and reduces regurgitation. Established in 2000, Cardiac Dimensions is headquartered in Kirkland, Washington, with additional operations in Sydney, Australia, and Offenbach, Germany.

Channel Medsystems

Series C in 2017
Channel Medsystems, Inc. is a medical device company focused on women's healthcare, specifically in the area of endometrial ablation. Founded in 2009 and based in Emeryville, California, the company specializes in developing cryothermic technology that integrates cryothermic energy into a user-friendly, handheld device. This innovative delivery system allows for effective endometrial cryoablation without the need for separate control units or extensive capital equipment, making it more accessible for patients and healthcare providers. Channel Medsystems aims to empower women to take control of their health by providing cutting-edge solutions that enhance their healthcare experience.

Neuros Medical

Series A in 2017
Neuros Medical, Inc. is a neuromodulation company based in Willoughby Hills, Ohio, that specializes in developing proprietary neurostimulation therapies aimed at addressing unmet medical needs for patients globally. The company's flagship technology, known as Electrical Nerve Block, targets chronic pain conditions, including neuroma and residual limb pain, chronic post-surgical pain, and chronic migraine. Neuros Medical also offers the Neuros Altius System, which features an implantable generator with an integrated rechargeable battery, a cuff electrode, and associated external devices. Established in 2008, the company is dedicated to advancing innovative solutions for pain management.

Trevi Therapeutics

Series C in 2017
Trevi Therapeutics, Inc. is a clinical-stage biopharmaceutical company based in New Haven, Connecticut, dedicated to developing and commercializing nalbuphine ER, an oral extended-release formulation. The company is focused on treating serious neurologically mediated conditions, specifically chronic pruritus, chronic cough in patients with idiopathic pulmonary fibrosis, and levodopa-induced dyskinesia in individuals with Parkinson's disease. Trevi is currently conducting a Phase 2b/3 clinical trial, known as the PRISM trial, for nalbuphine ER, targeting severe pruritus associated with prurigo nodularis. The conditions being addressed share similar underlying mechanisms that involve opioid receptors in both the central and peripheral nervous systems. Founded in 2011, Trevi Therapeutics aims to provide innovative treatment options for patients suffering from these challenging health issues.

Endotronix

Series C in 2016
Endotronix Inc. is a developer of advanced hemodynamic monitoring technologies focused on early detection of worsening heart failure. Founded in 2007 and based in Lisle, Illinois, the company specializes in miniaturized, wireless, and implantable pressure sensors that are utilized in interventional cardiovascular procedures. These sensors connect to an external measurement device and are part of a comprehensive platform that includes cloud-based disease management and outpatient hemodynamic management. Endotronix's innovative tools facilitate patient management by linking patients, clinicians, and reimbursement teams, ultimately enhancing clinical and economic outcomes. The company's technology aims to improve proactive heart management and empower health professionals to monitor patients' conditions effectively from home.

Spirox

Series C in 2016
Spirox, Inc., based in Menlo Park, California, is a medical device company focused on improving the quality of life for patients with nasal obstruction, particularly those suffering from nasal valve collapse (NVC). Formerly known as Nasoform, Spirox has developed the LATERA absorbable nasal implant, which offers a minimally invasive treatment option for this common yet often undertreated condition. The implant addresses weakened lateral wall cartilage, a significant contributor to nasal airway obstruction. Founded in 2011, Spirox aims to complete product development, secure marketing authorization in the United States, and initiate commercialization efforts to make their innovative solution available to patients. As of July 2017, Spirox operates as a subsidiary of Entellus Medical, Inc.

Channel Medsystems

Series C in 2015
Channel Medsystems, Inc. is a medical device company focused on women's healthcare, specifically in the area of endometrial ablation. Founded in 2009 and based in Emeryville, California, the company specializes in developing cryothermic technology that integrates cryothermic energy into a user-friendly, handheld device. This innovative delivery system allows for effective endometrial cryoablation without the need for separate control units or extensive capital equipment, making it more accessible for patients and healthcare providers. Channel Medsystems aims to empower women to take control of their health by providing cutting-edge solutions that enhance their healthcare experience.

Aclaris Therapeutics

Series C in 2015
Aclaris Therapeutics is a clinical-stage biopharmaceutical company based in the United States, specializing in the development of innovative therapies for dermatological and immuno-inflammatory conditions. Founded by the creators of Vicept Therapeutics, the company is dedicated to addressing significant unmet needs in these fields, focusing on areas where no FDA-approved treatments exist or where treatment options are limited. Aclaris operates primarily in two segments: therapeutics and contract research. The therapeutics segment is engaged in the identification and development of novel drug candidates, while the contract research segment generates revenue through laboratory services. Among its developmental candidates is Zunsemetinib, an oral MK2 inhibitor aimed at treating immuno-inflammatory diseases.

Spirox

Series B in 2015
Spirox, Inc., based in Menlo Park, California, is a medical device company focused on improving the quality of life for patients with nasal obstruction, particularly those suffering from nasal valve collapse (NVC). Formerly known as Nasoform, Spirox has developed the LATERA absorbable nasal implant, which offers a minimally invasive treatment option for this common yet often undertreated condition. The implant addresses weakened lateral wall cartilage, a significant contributor to nasal airway obstruction. Founded in 2011, Spirox aims to complete product development, secure marketing authorization in the United States, and initiate commercialization efforts to make their innovative solution available to patients. As of July 2017, Spirox operates as a subsidiary of Entellus Medical, Inc.

Cardiac Dimensions

Series A in 2015
Cardiac Dimensions, Inc. is a medical device company focused on developing minimally invasive treatments for heart failure and associated cardiovascular conditions. The company is known for its Carillon Mitral Contour System, a permanent implant designed to treat functional mitral regurgitation through a non-surgical, catheter-based approach that reshapes the mitral valve and reduces regurgitation. Established in 2000, Cardiac Dimensions is headquartered in Kirkland, Washington, with additional operations in Sydney, Australia, and Offenbach, Germany.

Collegium Pharmaceutical

Venture Round in 2015
Collegium Pharmaceutical, Inc. is a specialty pharmaceutical company dedicated to developing and commercializing products aimed at addressing the challenges associated with pain management and the abuse of prescription drugs. The company utilizes its proprietary DETERx platform technology to create abuse-deterrent formulations that maintain the extended-release and safety profiles of medications, making them less susceptible to misuse through methods such as chewing or injecting. Collegium's primary products include Xtampza ER, an abuse-deterrent extended-release formulation of oxycodone, and Nucynta, which encompasses both extended-release and immediate-release formulations of tapentadol for managing severe pain. Founded in 2002 and headquartered in Stoughton, Massachusetts, Collegium focuses on delivering innovative solutions that enhance patient safety while effectively treating chronic pain conditions.

Lyric Pharmaceuticals

Series A in 2015
Lyric Pharmaceuticals Inc. is a clinical-stage pharmaceutical company founded in 2013 and based in South San Francisco, California. The company focuses on developing novel gastrointestinal therapeutics aimed at addressing unmet medical needs in critically ill and hospitalized patients. One of its primary products, ulimorelin, is a macrocyclic agonist of the hormone ghrelin, being developed as LP101 for the treatment of enteral feeding intolerance and other gastrointestinal disorders in the intensive care unit. Lyric's portfolio includes pro-kinetic and pro-metabolic drugs designed to improve patient care in hospital settings.

Inspire Medical Systems

Series E in 2014
Inspire Medical Systems, Inc. is a medical technology company dedicated to developing and commercializing minimally invasive solutions for patients suffering from obstructive sleep apnea (OSA). Founded in 2007 and headquartered in Golden Valley, Minnesota, the company specializes in innovative implantable neurostimulation technologies. Its primary product, the Inspire system, utilizes a proprietary Upper Airway Stimulation (UAS) therapy that provides a safe and effective treatment for moderate to severe OSA. This technology leverages established principles from cardiac pacing and neurostimulation to deliver mild hypoglossal nerve stimulation, which helps maintain an open airway by continuously monitoring the patient's breathing. Inspire Medical Systems operates primarily in the United States and Europe, generating most of its revenue from the U.S. market.

Axonics Modulation Technologies

Series A in 2014
Axonics Modulation Technologies, Inc. is a medical technology company focused on the development and commercialization of sacral neuromodulation (SNM) systems, catering to both domestic and international markets. The company’s SNM systems are designed to address conditions such as overactive bladder, urinary urge incontinence, urinary urgency frequency, fecal incontinence, and non-obstructive urinary retention. Its innovative rechargeable SNM System delivers mild electrical pulses to the sacral nerve, aiming to restore normal communication between the brain and the bladder and bowel to alleviate associated symptoms. Originally incorporated as American Restorative Medicine, Inc. in 2012, the company rebranded as Axonics Modulation Technologies, Inc. in August 2013 and is headquartered in Irvine, California.

Xlumena

Series C in 2013
Xlumena, Inc. specializes in developing image-guided therapeutic endoscopy products designed to enhance minimally invasive medical procedures. The company offers a range of innovative solutions, including the AXIOS Stent and Delivery System for treating pancreatic pseudocysts, and the NAVIX Access Device, which also addresses this condition. Additionally, Xlumena has created a self-expanding anchor stent for bile duct stenting, an integrated system for reliable pseudocyst drainage, and a method for repairing hiatal hernias from within the gastrointestinal lumen. Founded in 2007 and based in Mountain View, California, Xlumena operates as a subsidiary of Boston Scientific Corporation since April 2015.

Otonomy

Series C in 2013
Otonomy, Inc. is a biopharmaceutical company based in San Diego, California, that specializes in developing therapeutics for ear disorders. The company markets OTIPRIO, a ciprofloxacin otic suspension used during tympanostomy tube placement surgery in pediatric patients. Otonomy is advancing several product candidates, including OTIVIDEX, a sustained-exposure formulation of dexamethasone for Ménière’s disease; OTO-313, a formulation for tinnitus in Phase I/II trials; and OTO-413, aimed at repairing cochlear synaptopathy and addressing speech-in-noise hearing difficulties. Additionally, the company is developing OTO-510, designed to prevent cisplatin-induced hearing loss, and OTO-6XX, which focuses on hair cell regeneration for severe hearing loss. Otonomy employs a proprietary formulation platform that enables sustained drug delivery from a single administration, enhancing treatment options for various ear-related conditions. The company also has strategic collaborations for gene therapy aimed at congenital hearing loss. Founded in 2008, Otonomy continues to lead advancements in otology through innovation and research.

Channel Medsystems

Series B in 2013
Channel Medsystems, Inc. is a medical device company focused on women's healthcare, specifically in the area of endometrial ablation. Founded in 2009 and based in Emeryville, California, the company specializes in developing cryothermic technology that integrates cryothermic energy into a user-friendly, handheld device. This innovative delivery system allows for effective endometrial cryoablation without the need for separate control units or extensive capital equipment, making it more accessible for patients and healthcare providers. Channel Medsystems aims to empower women to take control of their health by providing cutting-edge solutions that enhance their healthcare experience.

Avedro

Series D in 2013
Avedro, Inc. is a medical device and pharmaceutical company specializing in the treatment of corneal disorders, particularly corneal ectatic conditions and refractive errors. The company has developed the Avedro Corneal Remodeling platform, which includes the KXL and Mosaic systems that utilize ultraviolet A (UVA) light, alongside a range of single-use riboflavin drug formulations. These technologies are primarily aimed at treating progressive keratoconus and corneal ectasia following refractive surgery. Avedro also focuses on advancing the science of Thermo-biomechanics, exemplified by its Keraflex procedure, a non-invasive method for corneal reshaping that preserves the cornea's biomechanical integrity. The company's products are marketed to ophthalmologists, hospitals, and ambulatory surgery centers in the United States and through international distributors. Avedro, originally established as ThermalVision, Inc. in 2002, is headquartered in Waltham, Massachusetts, and operates as a subsidiary of Glaukos Corporation.

Ceptaris Therapeutics

Series D in 2012
Ceptaris Therapeutics, Inc. is a privately held specialty pharmaceutical company focused on developing a proprietary gel formulation of mechlorethamine hydrochloride for treating early-stage (stages I-IIA) mycosis fungoides, a form of Cutaneous T-Cell Lymphoma (CTCL). If approved, this investigational drug would be the first topical mechlorethamine product available for managing the signs and symptoms of this rare cancer. In addition to this primary focus, Ceptaris is also involved in developing other therapeutic products, including YT-1006, an NMDA antagonist aimed at treating neuropathic pain while minimizing side effects associated with NMDA. The company's innovative approaches enable healthcare professionals to address both dermatological and central nervous system disorders effectively.

Ceptaris Therapeutics

Series D in 2011
Ceptaris Therapeutics, Inc. is a privately held specialty pharmaceutical company focused on developing a proprietary gel formulation of mechlorethamine hydrochloride for treating early-stage (stages I-IIA) mycosis fungoides, a form of Cutaneous T-Cell Lymphoma (CTCL). If approved, this investigational drug would be the first topical mechlorethamine product available for managing the signs and symptoms of this rare cancer. In addition to this primary focus, Ceptaris is also involved in developing other therapeutic products, including YT-1006, an NMDA antagonist aimed at treating neuropathic pain while minimizing side effects associated with NMDA. The company's innovative approaches enable healthcare professionals to address both dermatological and central nervous system disorders effectively.

Avedro

Series C in 2011
Avedro, Inc. is a medical device and pharmaceutical company specializing in the treatment of corneal disorders, particularly corneal ectatic conditions and refractive errors. The company has developed the Avedro Corneal Remodeling platform, which includes the KXL and Mosaic systems that utilize ultraviolet A (UVA) light, alongside a range of single-use riboflavin drug formulations. These technologies are primarily aimed at treating progressive keratoconus and corneal ectasia following refractive surgery. Avedro also focuses on advancing the science of Thermo-biomechanics, exemplified by its Keraflex procedure, a non-invasive method for corneal reshaping that preserves the cornea's biomechanical integrity. The company's products are marketed to ophthalmologists, hospitals, and ambulatory surgery centers in the United States and through international distributors. Avedro, originally established as ThermalVision, Inc. in 2002, is headquartered in Waltham, Massachusetts, and operates as a subsidiary of Glaukos Corporation.

Xlumena

Series B in 2011
Xlumena, Inc. specializes in developing image-guided therapeutic endoscopy products designed to enhance minimally invasive medical procedures. The company offers a range of innovative solutions, including the AXIOS Stent and Delivery System for treating pancreatic pseudocysts, and the NAVIX Access Device, which also addresses this condition. Additionally, Xlumena has created a self-expanding anchor stent for bile duct stenting, an integrated system for reliable pseudocyst drainage, and a method for repairing hiatal hernias from within the gastrointestinal lumen. Founded in 2007 and based in Mountain View, California, Xlumena operates as a subsidiary of Boston Scientific Corporation since April 2015.

CardioMEMS

Venture Round in 2010
CardioMEMS is a medical device company focused on the development and commercialization of proprietary wireless sensing and communication technology aimed at enhancing the management of severe chronic cardiovascular diseases, including heart failure, hypertension, and aneurysms. The company's innovative platform features miniature wireless sensors that can be implanted using minimally invasive techniques. These sensors transmit vital data, such as cardiac output, blood pressure, and heart rate, which are essential for effective patient management. By providing continuous monitoring, CardioMEMS' technology aims to improve patient outcomes and facilitate timely medical interventions.

CardioMEMS

Series F in 2009
CardioMEMS is a medical device company focused on the development and commercialization of proprietary wireless sensing and communication technology aimed at enhancing the management of severe chronic cardiovascular diseases, including heart failure, hypertension, and aneurysms. The company's innovative platform features miniature wireless sensors that can be implanted using minimally invasive techniques. These sensors transmit vital data, such as cardiac output, blood pressure, and heart rate, which are essential for effective patient management. By providing continuous monitoring, CardioMEMS' technology aims to improve patient outcomes and facilitate timely medical interventions.

Interlace Medical

Series C in 2009
Interlace Medical, Inc. specializes in the design and development of medical devices aimed at interventional gynecologists for office-based procedures. The company focuses on treating gynecological diseases and conditions that have traditionally required surgical intervention in an operating room setting. Among its notable products is the MyoSure hysteroscopic tissue removal system, which is specifically designed for the removal of submucosal fibroids and polyps. Through its innovative solutions, Interlace Medical seeks to enhance the efficiency and effectiveness of gynecological treatments.

TherOx

Venture Round in 2008
TherOx, Inc. is a medical device company based in Irvine, California, focused on enhancing the treatment of heart attack patients through its innovative dissolved oxygen delivery systems. The company's primary offering, SuperSaturated Oxygen Therapy (SSO2), utilizes the TherOx DownStream system, which combines a mobile device with a cartridge to create superoxygenated blood. This blood is then delivered directly to the coronary arteries to improve blood flow and promote healing of damaged heart tissue. Founded in 1994, TherOx has conducted extensive research through benchtop studies, animal studies, and clinical trials to validate its technology. In addition to heart attacks, the company is exploring the use of SSO2 therapy in other medical fields, including stroke, oncology, and wound care. TherOx holds 20 issued patents, with further applications pending, reflecting its commitment to advancing medical treatment standards. As of June 2019, TherOx operates as a subsidiary of ZOLL Medical Corporation.

Mako Surgical

Series C in 2007
Mako Surgical is a medical device company based in Florida, specializing in advanced robotic arm solutions and orthopedic implants for minimally invasive procedures, particularly in knee and hip surgeries. The company’s flagship offering, MAKOplasty, is a restorative surgical solution designed to assist orthopedic surgeons in treating early to mid-stage osteoarthritic conditions in patients. Mako Surgical's robotic arm interactive orthopedic system (RIO) features a tactile robotic arm and an integrated bone cutting instrument, providing pre-operative and intra-operative guidance to enhance surgical precision. This technology facilitates tissue-sparing bone removal and accurate implant insertion and alignment, ultimately improving patient outcomes. Founded in 2004, Mako Surgical has gained recognition in the medical technology field, having been named the fastest growing technology company by Deloitte and receiving multiple awards for customer excellence and innovation.

Ception Therapeutics

Series C in 2007
Ception Therapeutics is a biopharmaceutical company dedicated to the discovery and development of innovative therapies for unmet medical needs. Founded by experienced pharmaceutical executives, the company is engaged in creating new drugs and treatments for challenging illnesses. Its product portfolio includes Reslizumab, which is aimed at treating eosinophilic inflammatory conditions, and a class of small molecule anti-TNF receptor agents that have the potential for oral administration. Additionally, Ception's offerings encompass treatments for central nervous system disorders, pain, and cancer, featuring eight proprietary products in the United States and over 100 products available internationally. The company's research pipeline focuses on developing new compounds and expanding indications for existing therapies.

Altea Therapeutics

Series C in 2005
Altea Therapeutics Corporation develops and commercializes transdermal drug delivery systems. It offers PassPort patch, a skin patch that uses short bursts of focused thermal energy to create tiny channels in the surface of the skin and these channels permit the flow of proteins, peptides, carbohydrates, and small molecules into the body without the use of needles. The company also provides Transdermal vaccine patch, a delivery system for water-soluble drugs and proteins; disease prevention products; insulin skin patch, a non-injectable daily insulin product; and opioid patches that provide delivery of opioids and incorporates the layers of deterrents. Altea Therapeutics Corporation was formerly known as Altea Development Corporation. The company was founded in 1998 and is based in Atlanta, Georgia. As of May 9, 2012, Altea Therapeutics Corporation operates as a subsidiary of Nitto Denko Corp.

Mako Surgical

Series B in 2005
Mako Surgical is a medical device company based in Florida, specializing in advanced robotic arm solutions and orthopedic implants for minimally invasive procedures, particularly in knee and hip surgeries. The company’s flagship offering, MAKOplasty, is a restorative surgical solution designed to assist orthopedic surgeons in treating early to mid-stage osteoarthritic conditions in patients. Mako Surgical's robotic arm interactive orthopedic system (RIO) features a tactile robotic arm and an integrated bone cutting instrument, providing pre-operative and intra-operative guidance to enhance surgical precision. This technology facilitates tissue-sparing bone removal and accurate implant insertion and alignment, ultimately improving patient outcomes. Founded in 2004, Mako Surgical has gained recognition in the medical technology field, having been named the fastest growing technology company by Deloitte and receiving multiple awards for customer excellence and innovation.

Altea Therapeutics

Series C in 2005
Altea Therapeutics Corporation develops and commercializes transdermal drug delivery systems. It offers PassPort patch, a skin patch that uses short bursts of focused thermal energy to create tiny channels in the surface of the skin and these channels permit the flow of proteins, peptides, carbohydrates, and small molecules into the body without the use of needles. The company also provides Transdermal vaccine patch, a delivery system for water-soluble drugs and proteins; disease prevention products; insulin skin patch, a non-injectable daily insulin product; and opioid patches that provide delivery of opioids and incorporates the layers of deterrents. Altea Therapeutics Corporation was formerly known as Altea Development Corporation. The company was founded in 1998 and is based in Atlanta, Georgia. As of May 9, 2012, Altea Therapeutics Corporation operates as a subsidiary of Nitto Denko Corp.

TherOx

Venture Round in 2005
TherOx, Inc. is a medical device company based in Irvine, California, focused on enhancing the treatment of heart attack patients through its innovative dissolved oxygen delivery systems. The company's primary offering, SuperSaturated Oxygen Therapy (SSO2), utilizes the TherOx DownStream system, which combines a mobile device with a cartridge to create superoxygenated blood. This blood is then delivered directly to the coronary arteries to improve blood flow and promote healing of damaged heart tissue. Founded in 1994, TherOx has conducted extensive research through benchtop studies, animal studies, and clinical trials to validate its technology. In addition to heart attacks, the company is exploring the use of SSO2 therapy in other medical fields, including stroke, oncology, and wound care. TherOx holds 20 issued patents, with further applications pending, reflecting its commitment to advancing medical treatment standards. As of June 2019, TherOx operates as a subsidiary of ZOLL Medical Corporation.

Nina McLemore

Venture Round in 2004
Nina McLemore, LLC, founded in 2002 and based in New York, designs high-quality clothing for women, focusing on simple, elegant styles suitable for contemporary executives and community-active individuals. The collection includes jackets, skirts, pants, handmade jewelry, and accessories crafted from luxurious natural fibers sourced from top European mills. Nina McLemore emphasizes the versatility and timeless appeal of its designs, particularly jackets that can transform any outfit. The products are available through select specialty stores and exclusive sales consultants in various locations, including New York, San Francisco, and Aspen. Prices range from $65 to $900, offering a better value compared to more expensive designer collections while ensuring a great fit and vibrant colors for everyday office wear.

Redpoint Bio

Series A in 2003
Redpoint Bio is a company focused on developing novel taste modulators for the food, beverage, and pharmaceutical industries. Its platform utilizes advancements in molecular biology to create compounds that can mask bitterness and enhance the sweetness of natural sugars. This innovation aims to improve product taste and increase consumer acceptance. Currently, Redpoint Bio is prioritizing the preservation of its License and Commercialization Agreement with International Flavors and Fragrances, Inc., a leader in the food and beverage sector. In light of limited resources, the company is not engaged in research and development activities at this time and is actively working to reduce liabilities and divest remaining assets.

Metra Biosystems

Venture Round in 1992
Metra Biosystems specializes in the development and commercialization of diagnostic products aimed at detecting and managing metabolic bone and joint diseases. The company's focus is on creating innovative diagnostic devices that address disorders related to bone and cartilage. By providing accurate and reliable tools for healthcare professionals, Metra Biosystems contributes to improved patient care and outcomes in the field of metabolic bone health.
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