Patch (medicine)

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In the medicine is under a patch ( patch ) understood a piece of foreign material with which at surgical an undesired opening is closed procedures.

A patch is always used when an opening cannot be closed (without complications) with a simple seam. It can consist of the body's own tissue, donor tissue ( rarely ) or special plastic.

An example of regular use are heart - operations , for which. B. Defects of the septum can be closed with pericardial or PTFE patches.

A patch is also used for vascular surgery to enlarge a blood vessel ( artery and vein ) or to cover defects in the blood vessels. He is in the opened vessel, z. B. to avoid suture-related stenoses or as an extension plastic , sewn

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