On-X Life Technologies

What On-X Life Technologies does

On-X Life Technologies, Inc. is a medical device company that develops and manufactures mechanical prosthetic heart valves and complementary cardiac surgery products, including the On-X Ascending Aortic Prosthesis, Chord-X ePTFE suture products for chordal repair, and dedicated valve implantation instruments. Founded in 1994 and headquartered in Austin, Texas, On-X serves acute-care hospitals and cardiac surgery centers performing heart valve replacement, ascending aortic aneurysm and dissection repair, and mitral valve chordal repair. The company operates as a wholly-owned subsidiary of Artivion, Inc., a publicly traded cardiac and vascular surgery medical technology company, with Artivion's copyright notice appearing across the On-X website.

The company's core technology centers on a family of mechanical prosthetic heart valves offered under multiple catalog numbers (ONXM, ONXMC, ONXAE, ONXACE, ONXANE) differentiated for procedural configuration and sized for patient anatomy. The On-X Ascending Aortic Prosthesis integrates the valve with Vascutek's Gelweave Valsalva Graft to enable combined valve-and-graft procedures in a single implant. The Chord-X product group (Pre-Measured Loops, Adjustable Suture System, Chordal Sizer) extends the portfolio into chordal repair for mitral valve prolapse, supported by purpose-built surgical instruments (ONXI2, ONXI3) for valve implantation.

On-X generates revenue through direct hardware sales of these implants, instruments, and suture products to hospitals and cardiac surgery centers worldwide. Distribution is executed via a global authorized distributor network supplemented by direct enterprise field sales, with products registered and Instructions for Use published in over 80 countries and 30+ languages respectively. Pricing is quote-based and not publicly disclosed. The company's commercial reach is reinforced by industry conference participation and physician peer-to-peer engagement, with Artivion's broader sales infrastructure providing additional distribution leverage under the parent-subsidiary structure.

Name

On-X Life Technologies

Legal name

On-X Life Technologies, Inc.

Website

https://onxlti.com

Company type

Private

Founded year

1994

Operating status

Operating

Headcount range

51–100 employees

Short description

On-X Life Technologies develops mechanical prosthetic heart valves, ascending aortic prostheses, and chordal repair suture systems for hospitals and cardiac surgery centers worldwide. It operates as a wholly-owned subsidiary of Artivion, Inc., distributing products in 80+ countries.

Ownership category

akta.pro rank

Product category

Cardiac Surgery Medical Devices

NAICS

Surgical Appliance and Supplies Manufacturing (339113), Surgical and Medical Instrument Manufacturing (339112)

SIC

Orthopedic, Prosthetic & Surgical Appliances & Supplies (3842), Surgical & Medical Instruments & Apparatus (3841)

akta.pro primary industry

Structural Heart Valves (TAVR/SAVR) & Valve Repair (HLAHAFAB)

Keywords

• Prosthetic heart valves
• Cardiac surgery devices
• Aortic repair prostheses
• Chordal suture systems
• Medical device manufacturing

Headquarters

HQ city

Austin

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Medical Device Sales: Sale of prosthetic heart valves, ascending aortic prostheses, cardiac surgery instruments, and suture products to hospitals and cardiac surgery centers worldwide.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels1 record

Core offering

On-X Life Technologies develops, manufactures, and distributes mechanical prosthetic heart valves, ascending aortic prostheses integrated with Vascutek Gelweave Valsalva grafts, dedicated surgical instruments, and Chord-X ePTFE suture products for chordal repair. The portfolio serves cardiac surgeons performing heart valve replacement, ascending aortic repair, and mitral valve chordal repair procedures. Products are sold to hospitals and cardiac surgery centers worldwide through authorized distributors and direct sales.

Product overview

On-X Life Technologies is a medical device company specializing in cardiac surgery products, operating as part of Artivion, Inc. The company's product portfolio includes the On-X Prosthetic Heart Valve (available in multiple sizes/catalog numbers), the On-X Ascending Aortic Prosthesis with Vascutek Gelweave Valsalva Graft, surgical instruments for valve procedures, and the Chord-X product line for chordal repair (Pre-Measured Loops, Adjustable Suture System, and Chordal Sizer). Products are distributed globally with Instructions for Use available in dozens of languages across international markets.

Differentiator

Problem solved

Functional benefit

Products and services

• On-X Prosthetic Heart Valve Mechanical prosthetic heart valve implant for cardiac surgery valve replacement procedures, available in multiple catalog numbers (ONXM, ONXMC, ONXAE, ONXACE, ONXANE). Designed for durability and long-term performance in cardiac procedures and sold to hospitals and cardiac surgery centers. Instructions for Use are available in multiple languages for global markets.
• On-X Ascending Aortic Prosthesis Ascending aortic prosthesis (Catalog Number ONXAAP) used in cardiac surgery, combined with Vascutek Gelweave Valsalva Graft to provide a comprehensive solution for ascending aortic aneurysm and dissection repair. Instructions for Use are available in multiple languages across 30+ languages.
• On-X Prosthetic Heart Valve Instruments Surgical instruments (Catalog Numbers ONXI2, ONXI3) designed specifically for On-X prosthetic heart valve procedures. Sold to hospitals and cardiac surgery centers for use in valve implantation.
• Chord-X Pre-Measured Loops and Chord-X Adjustable Suture System Pre-measured ePTFE loops and adjustable suture system (Catalog Number CXL) for chordal repair during cardiac surgery, addressing mitral valve prolapse and chordal rupture. Sold to hospitals and cardiac surgery centers as part of the On-X Cardiac Surgery Product Group.
• Chord-X Chordal Sizer Surgical sizing instrument (Catalog Number CXCS) for chordal repair procedures during cardiac surgery, supporting precise surgical planning and sizing. Part of the On-X Cardiac Surgery Product Group.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• Vascutek (Terumo)coreTechnology or IntegrationOn-X Ascending Aortic Prosthesis integrates Vascutek Gelweave Valsalva Graft technology with On-X prosthetic valve systems. This partnership provides a comprehensive solution combining On-X's valve technology with Vascutek's graft expertise for ascending aortic surgery procedures.

Scale indicators1 record

Recent moves1 record

Expansion highlights5 records

Broad incumbents

• Boston Scientific: Sells cardiac surgery products (including surgical valve repair and replacement adjacent products) and structural heart offerings. A broader incumbent that overlaps with On-X in cardiac surgery call points, though not a focused mechanical valve player.
• Edwards Lifesciences: The structural heart leader, including TAVR/SAVR platforms that compete with On-X in the surgical and transcatheter valve replacement space. Edwards is a much larger player with a diversified valve portfolio, whereas On-X is exclusively mechanical.
• Terumo: Parent of Vascutek, On-X's technology partner for the integrated ascending aortic prosthesis; broader cardiac and vascular surgery portfolio. Comparable as an adjacent incumbent in the cardiac/vascular surgery space and a direct integration partner to On-X.
• Medtronic: Offers the Open Pivot mechanical heart valve and a broad cardiac surgery portfolio (including TAVR and surgical valves). Comparable to On-X in the mechanical valve call point but with materially larger scale and broader product breadth.
• Abbott: Through its legacy St. Jude Medical franchise, Abbott sells mechanical heart valves (SJM Mechanical Valve) alongside a broad structural heart portfolio including TAVR and mitral repair products. Directly competes in mechanical valve replacement and adjacent cardiac surgery categories.

Regional players

• TTK Healthcare: Indian medical device company best known for the TTK Chitra mechanical heart valve, primarily serving the Indian and South Asian cardiac surgery market. A regional peer with comparable mechanical valve manufacturing focus, though with limited direct overlap in On-X's core Western markets.

Emerging players

• JenaValve Technology: Emerging transcatheter aortic valve replacement (TAVR) developer focused on aortic regurgitation indications. Represents the next-generation technology direction that threatens mechanical valve players like On-X over the long term.

Direct peers

• LivaNova: Historically a mechanical heart valve manufacturer (Sorin legacy) before divesting that business to Corcym; remains active in cardiac surgery through other product lines. Comparable to On-X in mechanical valve heritage and surgical cardiac customer overlap.
• Meril Life Sciences: Indian medical device manufacturer that produces mechanical heart valves alongside TAVR and structural heart products. A direct peer in mechanical valve manufacturing with growing global reach in emerging markets where On-X is also registered.
• Corcym: Focused cardiac surgery company built around the former Sorin/LivaNova mechanical heart valve and tissue valve portfolio. The closest direct peer to On-X in terms of product specialization (mechanical valves) and cardiac surgery customer base.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/OnXHeartValves
• LinkedInlinkedin.com/company/cryolife-inc.

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds1 record

Investors2 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about On-X Life Technologies