Sewing Ring Integrity

A measure of the resistance to sewing ring dehiscence. Failure may result from sutures, suture retention failure, fabric tensile strength failure, fabric weave failure, or fabric seam failure.

Test Procedure

Suture integrity at minimal zoom factor: x2.5 by pictures

2 inspection periods – Inspection before and pulsatile flow testing


Surgical valves or other devices anchored by sutures.

Service Levels

Related Tests


ViVitro Labs Advantages

Many companies look to academia to handle their testing needs due to the reduced cost. With ViVitro Laboratory Services you gain the following advantages:

Time to Market
We understand how critical your timelines are. Our expertise and experience ensure your schedule is met and our commitments are delivered on time.

ISO 17025 Accredited
For studies used for regulatory approval this is a must. Victoria and Marseille labs accredited by A2LA.

Free Initial Consultations
All of our studies are scoped via no-cost, no obligation, collaborative consultation.

Guaranteed Confidentiality
We happily provide Non-Disclosure Agreements for all services, including initial consultation.

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