Overview
ISO 7199:2016/Amd 1:2020 is an essential amendment to the international standard focused on cardiovascular implants and artificial organs, specifically addressing blood-gas exchangers (oxygenators). This amendment highlights connectors critical for secure and reliable connections in extracorporeal blood oxygenation systems. Ensuring compatibility and safety in cardiovascular medical devices, this update aligns connector specifications with current healthcare practices and international requirements.
Developed by ISO Technical Committee ISO/TC 150, Subcommittee SC 2, this amendment refines connector design for blood pathways, gas pathways, and heat exchanger fluid pathways, incorporating reference to other widely recognized standards such as ISO 80369-7 and ISO 8637-1. It establishes performance testing protocols and dimensional criteria vital for device manufacturers and healthcare providers.
Key Topics
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Connector Security and Compatibility
Connectors for blood pathways are required to provide a secure connection when tested according to specified ISO procedures. Gas connections must not separate during use, ensuring patient safety during cardiovascular procedures.
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Connector Types and Standards Reference
Approved connector types include those supporting tube inner diameters of 4.8 mm, 6.3 mm, 9.5 mm, or 12.7 mm, compliant with ISO 8637-1:2017 figure 1 and ISO 80369-7 standards.
Heat exchanger fluid connectors must accommodate female fast couplings, with compliance demonstrated by alignment to ISO 8637-1 figure 2.
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Performance Testing
Testing aligns with ISO 80369-7:2016 Clause 6, utilizing reference fittings detailed in Annex A for rigorous validation. This ensures connectors meet stringent requirements for leak-free, durable connections that can withstand operational stresses.
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Detailed Connector Specifications
Annex A provides extensive information on connector examples:
- Luer Slip Fittings with precise dimensional requirements and gauging tests.
- Luer Lock Fittings with threading, lug designs, and mechanical testing criteria.
These details facilitate design standardization and quality assurance in manufacturing.
Applications
ISO 7199:2016/Amd 1:2020 applies primarily to:
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Cardiovascular Implants and Devices
Particularly blood-gas exchangers used in life-supporting procedures such as cardiopulmonary bypass and extracorporeal membrane oxygenation (ECMO).
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Medical Device Manufacturing
Manufacturers can utilize these standards to design connectors that ensure safe, leak-proof connections for blood, gas, and heat exchange fluid pathways.
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Healthcare Providers and Biomedical Engineers
Professionals rely on compliance with this standard for device safety, compatibility, and improved patient outcomes in cardiovascular surgery and care.
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Quality Control and Regulatory Compliance
Adoption of these connector standards supports conformity assessments, regulatory approvals, and aligns with international best practices for cardiovascular support technologies.
Related Standards
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ISO 80369-7:2016 - Small-bore connectors for liquids and gases in healthcare - Part 7: Connectors for intravascular or hypodermic applications, which establishes performance requirements for medical connectors, referenced extensively within this amendment.
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ISO 8637-1:2017 - Extracorporeal systems for blood purification - Part 1: Haemodialysers, haemodiafilters, haemofilters, and haemoconcentrators, which shares connector type references relevant to this cardiovascular standard.
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ISO/IEC Directives, Part 1 and Part 2 - Editorial and procedural guidelines followed in drafting this standard to ensure consistency and clarity.
Practical Value
By implementing ISO 7199:2016/Amd 1:2020:
- Manufacturers can guarantee secure and standardized connector designs, reducing risk of disconnection or leakage in critical devices.
- Medical teams gain confidence in device performance, enhancing patient safety and clinical outcomes.
- Alignment with international connector standards simplifies global device distribution and compatibility.
- Compliance supports robust quality assurance and regulatory adherence in cardiovascular device production and use.
This amendment is vital for advancing extracorporeal oxygenation technology safety, reliability, and interoperability in modern healthcare settings.
Open preview (PDF)Cardiovascular implants and artificial organs — Blood-gas exchangers (oxygenators) — Amendment 1: Connectors
