BONES Flashcards

1
Q

The pin should just take __% of the bone

A

70-80%

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2
Q

at the start of the surgery, the pin should be longer than the bone

A

true

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3
Q

you can prepare just 1 size

A

false

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4
Q

incision approach

A

craniolateral border

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5
Q

tool for reduction

A

bone holding forceps

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6
Q

tool used to reduce space between bones

A

bone holding forceps

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7
Q

key to bone surgery

A

proper visualization

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8
Q

steps in bone suegry

A
  1. reduction
  2. apposition
  3. preliminary fixation
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9
Q

used to hold bones togetehr

A

cerclage wires

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10
Q

differentiate normograde vs retrograde

A
  1. going distal
  2. going proximal, then into and towards the distal end of bone
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11
Q

angle of pin insertion

A

20

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12
Q

pin insertion should be aligned with the ______ of the bone

A

medullary axis

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13
Q

drive the pin into the ___ of distal metaphysis

A

cancellous bone

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14
Q

when penetrated may cause inflammation

A

cortex

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15
Q

aftercare phase 1

A

resolve inflamm, edema and pain

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16
Q

aftercare phase 2

A

Resolve hematoma/edema
Prevent muscle contracture

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17
Q

how long do bone healing lasts

A

6 or 8-12

18
Q

indication for FHO

A

hip dysplasia, fractures esp. recurrent

19
Q

tools needed for FHNO

A

major surgical pack
bone hammer
chisel (osteotome)
bone saw/cutter
bone rasp/file

20
Q

incision approach for FHNO

A

craniolateral to thigh
cranial to greater trochanter

21
Q

where to cut in FHNO

A

neck

22
Q

how many people to do FHO

A

at least 3

23
Q

what are checked after FH is freed

A

bony prominences
irregularities
range of motion [grinding, bony contact]

24
Q

suture pattern on deep gluteal

A

mattress

25
Q

suture pattern on muscle reattachment

A

simpl. int.

26
Q

suture material for closing of joint capsule over acetabulum

A

o - 2-0

27
Q

popular rehab

A

swimming

28
Q

supplements are for life

A

true

29
Q

Healing is generally complete after 4 weeks

A

6 weeks

30
Q

primary fixation, external fixation

A

cast or splint - external coaptation

31
Q

primary fixation , internal fixation

A

IM pins and/or k wires
ESF
ILN
BPaS

32
Q

ancillary fixation, internal fixation,

A

lag screws
full cerclage
hemi cerclage

33
Q

indications for IM pin + cerclage wire

A

long oblique fractures, spiral fractures of feumir, tibia and humerus

34
Q

indications for ILN

A

comminuted fractures, limited bone length, very rigid repairs

35
Q

ESF indication

A

open contaminated fractures, avulsion, concern to implants causing infection, osteomyelitis or explantation

36
Q

BPS indication

A

Any fracture in which there is enough bone length proximal and distal to the fracture to allow placement of 3 screws in each fragment, engaging a minimum of 6 cortices

37
Q

aftercare for FHNO

A

1-14 days anti inflamm, edema, pain
rehab early

38
Q

first muscle seen after first incision

A

biceps muscle

39
Q

second muscle seen after biceps muscle

A

vastus lateralis on left
adductor magnus muscle on right and under

40
Q

FNO or FHNO meaning

A

FHO (FHNO) FEMORAL HEAD (AND NECK) OSTECTOMY

41
Q

when can sutures be removed after pin placement

A

10-14 days