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Monofilament synthetic absorbable suture, prepared from the polyester, poly (p-dioxanone). Composition: Natural purified collagen: Natural purified collagen: Polyglycolic acid: Polyester and poly (p-dioxanone) Adsorption rate and tensile strength: Strength retention for at least 7 days. Maintains strength for 10–14 days [2] 84% at 2 weeks, 23 ...
Tensile strength: the ability of the suture to hold tissues in place without breaking. Elasticity: the ability of the suture material to adapt to changing tissues such as in cases of edema. Tissue reactivity: inflammatory response of the surrounding tissue that can cause materials to break down quicker and lose tensile strength.
In practice, Vicryl comes braided, dyed or undyed with the following decay schedule: 75% at two weeks, 50% at three weeks, and 25% at four weeks (i.e., the sutures retain that proportion of tensile strength at those dates). [citation needed]
Catgut suture in a vintage glass dispenser. Catgut suture is a type of surgical suture made of twisted strands of purified collagen taken from the small intestine of domesticated ruminants or beef tendon. It is naturally degraded by the body's own proteolytic enzymes. Full tensile strength remains for at least 7 days, and absorption is complete ...
At 1 week, its in vivo tensile strength is at 50–60% undyed (60–70% dyed), 20–30% undyed (30–40% dyed) at two weeks, and essentially completely hydrolyzed by 91–119 days. [3] When removed from the package, it has a high degree of "memory", or coil. It is slippery, making it easier to pass than a braided suture.
Elderly, anemic and malnourished patients may absorb the suture more quickly. Its color is either violet or undyed and it is sold in sizes USP 6-0 (1 metric) to USP 2 (5 metric). It has the advantages of high initial tensile strength, smooth passage through tissue, easy handling, excellent knotting ability, and secure knot tying.
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The polymerized form has excellent tensile strength and is very effective in closing surgical or wound incisions. The closure of the wound or cut is quick (about 30 to 45 seconds) and the product has inherently some valuable bacteriostatic properties.
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