Rosyjscy koledzy wskazują na pledget.

https://www.proz.com/kudoz/russian-to-english/medical-genera...
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A pledgeted suture is one that is supported by a pledget, that is, a small flat non-absorbent pad normally composed of polytetrafluoroethylene, used as buttresses under sutures when there is a possibility of sutures tearing through tissue
https://en.wikipedia.org/wiki/Surgical_suture