Ag 422 Suture Material
Terms
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- Which suture material is larger, 2-0 or #1?
- #1
- Which suture material is smaller, 5-0 or 2-0?
- 5-0
- What is the list of most flexible to least flexible suture material?
- silk > braided polyesters > nylon & surgical gut > stainless steel
- What is the gold standard of suture material?
- silk
- Which type of suture material is the smoothiest and is made out of one filament?
- Monofilament
- Which type of suture material is used commonly on the interior and has more drag than monofilament?
- Braided
- Which type of suture material is smooth with less capillarity?
- Coated Braided
- What is the process by which fluid and bacteria are carried into the interstices of multifilament fibers?
- capillarity
- What type of suture material are capillary?
- all braided material
- Where should you never used capillary suture material?
- contaminated or infected sites
- What is fistulous tract?
- bacteria that enters b/t suture material and tissue
- Which suture material can withstand 3 autoclavings?
-
>polyester
>nylon
>polypropylene
>metallics - Which suture material is absorbable?
-
>Surgical gut
>Polyglycolic Acid (PGA)
>Polyglactin 910
>Polydioxanone (PDS) - Surgical gut is absorbed by ________ in _____ days.
-
phagocytosis
10-15 - What is an example of polyglycolic acid (PGA)?
- Dexon
- PGA is absorbed by ______ and stronger than gut for at least _____ days.
-
hydrolysis
15 - What is an example of polyglactin 910?
- Vicryl
- Vicryl retains ____% of tensile strength at _____ days and _____% at _____days?
-
75% - 14
50% - 21 - What are the advantages of Vicryl?
-
easy to handle
minimal tissue reaction
good knot security - What type of material is Vicryl?
- synthetic braided
- What type of material is PGA?
- fine filaments and braided
- PDS is what type of suture material?
- synthetic monofilament
- When is PDS absorption complete?
- 180 days
- What is PDS advantages?
- good for slow healing tissue
- What are the non-absorbable suture materials?
-
>silk
>stainless steel
>nylon
>polypropylene
>polybutester
>polymerized caprolactum - What type of material is silk made from?
- braided or twisted