ANATOMICAL DISSECTION II Flashcards
commonly employed incision?
linear
transverse
elliptical
serpentine
when doing retraction of skin, what should this be like?
should blood vessels be retracted?
gentle
dont stretch the skin
yes, if not, than clamped, cauterized or tied
what lumen size of any vessel should be tied?
2 mm
T/F, hysteria is not a useful quality in the control of bleeding?
T
how should nerves be treated in the trauma of surgery?
tendons?
retracted and protected from trauma
retracted too, you may have to free them from surrounding soft tissue
the solution to pollution (bleeding) is?
can you use epi, H2O2?
dilution
yes
how do you remove a dog ear?
cut toward the redundant skin and then pull and cut away excess
the most important consideration of wound closure is?
eliminate the dead space***
approx like tissues
avoid tension
take equal bites of skin
increase length of time for healing
leads to displeasing scars through skin tension
why is excessive eschar bad?
it inhibits wound repair
what is the effect of open dead spaces?
how do we fix these?
creates hematoma or seroma as excellent media for bacterial growth inhibiting primary wound healing (prolongs inflammatory phase)
surgical drains
surgical drains decreases what?
it increases?
infection
necrosis
fibrosis
wound healing
neovascularizatiom
surgical drainage is not?
a replacement for good surgical technique
a substitute for meticulous hemostasis
what are the advantages of surgical drains?
decreases:
pain fibrosis infection risk wound dehiscence tissue necrosis
what are the disadvantages of surgical drains?
secondary infection risk needs monitoring and removal needs bandage/cast mod breakage/damage to unit drainage equipment failure reaction to catheter
what are the indications for surgical drains?
skin flaps tumor resection pain metatarsal/head resection heel spur surgery rear foot osteotomes rear foot/ankle fusions
