Term
| What are some characteristics of ideal suture material |
|
Definition
adequate strength for job
inert
excellent handling
disappears from body after job is done
will not support bacterial growth
non-allergenic
non-toxic
non-carcinogenic
excellent knot security
inexpensive |
|
|
Term
| name general suture properties that you may use to determine which suture to use |
|
Definition
initial tensile strength
rate of tensile strength loss
tissue reactivity
mode of degradation
time to complete absorption
capillarity
knot security
stiffness
handling
familiarity
preference
cost |
|
|
Term
| what size suture would you use on skin? |
|
Definition
|
|
Term
| what size suture would you use in SQ |
|
Definition
|
|
Term
| what size suture would you use in the fascia |
|
Definition
|
|
Term
| what size suture would you use in muscle |
|
Definition
|
|
Term
| what size suture would you use in viscera |
|
Definition
|
|
Term
|
Definition
surgical gut
surgical silk
surgical steel |
|
|
Term
| classify surgical gut and name advantages and disadvantages |
|
Definition
natural, multifilament, absorbable
advantages: inexpensive
disadvantages:
unpredictable loss of strength
unpredictable rate of absorption |
|
|
Term
| classify surgical silk and name advantages/disadvantages |
|
Definition
natural, multifilament, nonabsorbable (essentially)
advantages: excellent handling characteristics
disadvantages:
does not maintain tensile strength after 6 months
avoid in contaminated sites |
|
|
Term
| classify surgical steel and name advantages/disadvantages |
|
Definition
stainless steel
advantages:
minimal tissue reaction to material
stable in contaminated or infected wounds
excellent knot security
disadvantages:
inflammatory reaction to knot ends |
|
|
Term
| name advantages/disadvantages of synthetic, absorbable, monofilaments |
|
Definition
advantages:
minimal tissue reaction
consistent times for tensile strength loss and absorption
good knot security
disadvantages:
increased stiffness
poor handling |
|
|
Term
| name the types of synthetic, absorbable, monofilament suture |
|
Definition
polyglyconate (Maxon)
polydioxanone (PDS)
poliglecaprone 25 (Monocryl)
Glycomer 631 (Biosyn)
Polyglytone 6211 (Caprosyn) |
|
|
Term
|
Definition
aka Maxon
synthetic absorbable monofilament
30% loss at 2 weeks
complete absorption in 6 months |
|
|
Term
|
Definition
aka PDS
synthetic, absorbable, monofilament
14-20% loss at 2 weeks
complete absorption in 6 months |
|
|
Term
|
Definition
aka Monocryl
synthetic, absorbable, monofilament
less stiffness, better handling
50% tensile strength loss at 1 week
complete absorption in 3 months |
|
|
Term
|
Definition
aka Biosyn
synthetic, absorbable, monofilament
less stiffness, less memory, better handling
80% tensile loss in 2 weeks
complete absorption in 3 months |
|
|
Term
|
Definition
aka Caprosyn
synthetic, absorbable, monofilament
excellent handling
70% tensile loss at 10 days
complete absorption in 1.5 months
used for bladder and mouth |
|
|
Term
| name advantages/disadvantages of synthetic, absorbable, multifilament sutures |
|
Definition
advantages:
minimal tissue reaction
consistent times for tensile strength loss
excellent handling
good knot security
disadvantages:
rate of degradation may increase with infection
high capillarity
more tissue drag
faster absorption than monofilaments |
|
|
Term
| name the types of synthetic, absorbable, multifilament suture |
|
Definition
polyglactin 910 (Vicryl)
Vicryl rapide
polyglycolic acid (Dexon)
glycolide/lactate copolymer (Polysorb) |
|
|
Term
|
Definition
aka Vicryl
synthetic, absorbable, multifilament
coated, plus
25% tensile loss at 2 weeks
compelte absorption in 2 months |
|
|
Term
|
Definition
synthetic, absorbable, multifilament
50% tensile loss at 5 days
complete absorption in 1.5 months
used in mouths |
|
|
Term
|
Definition
aka Dexon
synthetic, absorbable, multifilament
coated, uncoated
35% tensile strength loss at 2 weeks
complete absorption in 2-3 months |
|
|
Term
| glycolide/lactate copolymer |
|
Definition
aka Polysorb
synthetic, absorbable, multifilament
high initial tensile strength
20% tensile loss at 2 weeks
complete absorption in 3 months |
|
|
Term
| name advantages/disadvantages of synthetic, nonabsorbable sutures |
|
Definition
advantages:
strong
indefinite tensile strength retention
minimal tissue reaction/inert
disadvantages:
may predispose to infection or fistulation if buried in tissue
relatively poor knot security (monofilaments) |
|
|
Term
| name types of synthetic, nonabsorbable monofilaments |
|
Definition
polyamide-nylon (Dermalon, Ethilon, Monosof)
Polybutester (Novafil)
Polypropylene (Prolene, Surgilene, Surgipro)
Polytetra fluoroethylene (Gore-tex) |
|
|
Term
| name types of synthetic, nonabsorbable, multifilaments |
|
Definition
polymerized caprolactum (Vetafil)
polyester (Dacron, Ticron, Mersilene, Ethibond)
Polyethylene (Ultrabraid, Nespron, Fiberwire) |
|
|
Term
| interrupted pattern advantages/disadvantages |
|
Definition
advantages:
easy to place
adjustable tension
good strength and security
tissue mobility
loss of one knot is less disasterous
disadvatages:
more time and material |
|
|
Term
| continuous pattern advantages/disadvantages |
|
Definition
advantages:
speed
less suture material
easy removal
better seal
disadvantages:
loss of knots or suture breakage can be disasterous |
|
|
