Chap 87-91 Open Endovascular Technique Flashcards Preview

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Flashcards in Chap 87-91 Open Endovascular Technique Deck (43):
1

List occlusive clamps.

Debakey aortic aneurysm clamp
Fogarty aortic clamp
Lambert-kay aortic clamp
Wylie hypogastric clamp

2

List partially occluding clamps.

Lemole-strong aortic clamp
Statinsky
Cooley anastomosis

3

List self compressing clamps.

Potts bulldog
Debakey bulldog
Dietrich bulldog

4

List different needle types.

Calcific CC
Small BV
Medium C1
Large RB-1
Large aorta v7
Large MH

5

List when to use what size fogarty.

2F small vessel pedal/hand
3F tibial
4F pop/SFA
5F external iliac
6-7 graft saddle aortic

6

List adjunct to localizeing th eCFA for puncture.

palpation/landmarks
fluoro
US

7

What is the gauge of a puncture needle? micro puncture?

18 gauge (0.035)
21 gauge (0.018)

8

What is the pressure limit for flow through a multi holed and end hole catheter?

900 PSI
300-500 PSI

9

List different flush catheters.

pigtail
omni
straight

10

List different single curved.

kumpe
Bernstein
MPA
MPB

11

List different double curved.

C1
C2
C3
head hunter
Rim
mammary
judkins

12

List diffferent reverse curve

SOS
VS1-3
simmons

13

Name different crossing catheters.

quick cross
trailblazer
crosscath
minnie

14

What is nominal pressure?

Pressure required to expand the balloon to stated diameter

15

What is rated burst pressure?

Pressure at which 99.9% of balloons tested will not burst

16

What is compliance?

Amount a balloon will expand beyond its diameter as inflation pressure is increased

17

Do lower compliance balloon have higher or lower burst P?

lower

18

What is trackability?

Ability to follow course of guide wire

19

What is push ability?

Columnar force transmitted to shaft of balloon catheter to tip of balloon

20

What size balloon for CIA?
EIA?
SFA?
pop?
tibial?

6-10
6-8
5-7
4-6
2-3

21

List three devices used for crossing CTO?

corsser device (vibrate)
truepath (rotational)
frontrunner (articulating)

22

What are pros for BE?

high radial force/ongitudinal force
precise placement
further expansion with larger balloons
radioopaque

23

What are cons for BE?

short lengths, prone to crushing

24

What are pros for SE?

flexible, longer length
continued radial force ir oversize
crush resistant
ability to clamp stent

25

What are cons for SE?

low radial force
less precise
limited radioopacity

26

What are indications for secondary stenting?

Dissection
Residual stenosis
Pressure gradient
Occlusion
Recurrence

27

What are indication for primary stenting?

Heavily calcified ostial lesions
Renal, mesenteric
Brachiocephalic
Aortic bifurcation

28

What are relative indications for aorta-uni?

Very small terminal aorta <15mm
Severe unilateral iliac occlusive disease
Secondary treatment of a short-body endograft migration

29

What are some anatomical considerations for EVAR?

neck 10-15mm
neck diameter accomodate 10-20% oversize
angulation <20mm
iliac coverage 2cm
careful thrombus, conical, calcified, posterior bulges in neck

30

what are relative CI for perch closure?

severly scarred groins
high fem bifurcation
frequen introducer changes
significant prox iliac occlusive disease
small ilio fem
anterior calcific femoral

31

What are adjunct to facilitate contra limb cannulation?

don’t loose wire access on contra side/may be difficult to regain if tortuose
choose steerable angled wire
oblique fluoro view
antegrade access from brachial
convert to aorto-uni

32

What to look for on completion angio?

confirm patency of renal hypo
assess precision of LZ
eval for iliac dz
endoleaks

33

How to manage Type Ia?

compliant balloon if 5mm then consider aortic cuff
palmaz (5cm at 10mm expansion
33mm at 28 mm)

34

How to manage type Ib?

angioplasty
extension

35

How to manage III?

angio
bridging stent

36

How to manage renal artery coverage?

Pull caudally (wire over flow divider)
Snorkerl (best from brachial)
Bypass
Open conversion

37

How to manage CIA aneurysm?

Can extend into EIA
Occlude the hypo
Branched graft
Bypass

38

When to treat type II endoleaks?

evidence of type II with growth of 5mm

39

what are treatment options for type II?

coil or glue embo
transarterial (branch vessel, behind limb)
translumbar
transcaval

laparascopic IMA clipping

open surgical
ligation
conversion

40

What are the landing zones of the arch?

0 up to distal in nom
1up to distal LCA
2 up to distal scla
3 prox DTA
4 mid-distal DTA

41

What are indications for spinal cord drainage?

prior AAA
extensive coverage thoracic aorta
coverage T8-L2
LSCLA without revasc
dissection with malperfusion

42

List indications for LSCA revasc.

patent LIMA bypass
dominant l vert
left vert with terminate PICA
aortic arch origin of left vert
hypo or stenotic right vert artery
AVF in dialysis patient

43

What are techniques for management of branches?

debranching
parallel stents
BEVAR, FEVAR
Z-fen