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Equine > Nerve Blocks > Flashcards

Nerve Blocks Flashcards

1
Q

Palmar digital nerve

A

prox to cartilages of the foot

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2
Q

needle of Palmar digital nerve

A

24-25G
1.5ml

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3
Q

palmar digital nerve block alleviates pain originating from

A

sole
DIPJ
PIPJ
dorsal laminae
pastern region
fetlock region

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4
Q

Palmar abaxial sesamoid nerve

A

flex FL
weight bearing HL
at level of prox ses bones - feel vein and nerve and pull dorsally

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5
Q

needle Palmar abaxial sesamoid nerve

A

23-25G
2ml

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6
Q

Palmar abaxial sesamoid nerve alleviates pain from

A

foot
pastern region
fetlock region

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7
Q

low 4 pt nerve block Palmar nerve

A

weight bearing
btw suspensory lig and ddft
prox to tendon sheath
direct needle distally

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8
Q

needle low 4 pt nerve block

A

23-25G
2ml on each side

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9
Q

low 4 pt nerve block - palmar metacarpal nerve

A

distal to head of the splint bone

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10
Q

4pt nerve block can alleviate pain from

A

foot
pastern
fetlock

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11
Q

6 pt nerve block also includes

A

dorsal metatarsal nerves

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12
Q

needle for navicular bursa

A

18G

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13
Q

navicular bursa

A

always under radiographic control
skin bleb

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14
Q

prox interphalangeal joint

A

distal to distal palmar process of PP and lateral to CDE
needle directed distal and axial

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15
Q

needle for prox interphalangeal joint

A

20G
3-4ml mepivacaine

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16
Q

metacarpophalngeal/Mtphalangeal joint dorsal approach

A

standing or flexed
medial/lateral to common digital extensor

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17
Q

metacaropophalngeal joint allevaites pain

A

suspensory lig
prox aspect of oblique and straight sesamoidean ligs

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18
Q

metacarpophalngeal joint needle

A

10ml mepivacaine
20G

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19
Q

digital flexor tendon sheath

A

palmar aspect og the pastern btw the prox and distal annular ligaments

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20
Q

needle for digital flexor tendon sheath

A

20G
10ml mepivacaine

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21
Q

What carpal joints communicate

A

carpometacarpal and middle carpal

22
Q

carpal joints

A

btw extensor carpi radialis and common digital extensor tendons
10ml mepivacaine

23
Q

tarsometatarsal joint

A

prox to head of Mt IV
needle directed distally and dorsomedially

24
Q

needle tarsometatarsal joint

A

20G
3-4ml mepivacaine

25
Q

centrodistal joint

A

block if no response to TMT joint
btw T1, T2 and Tc and T3
22-25G
3-4ml mepivacaine

26
Q

Tarsocrural joint

A

into any pouch - dorsomedial
20G
20-30ml mepivacaine

27
Q

3 joints of the stifle

A

medial femorotibial joint
lateral femorotibial joint
femoropatellar joint

28
Q

femoropatellar joint

A

btw middle and lateral patellar lig

29
Q

needle of femoropatellar joint

A

19-20G

30
Q

lateral femorotibial joint

A

btw lateral patellar lig anf long digital extensor tendon

31
Q

needle of lateral femorotibial joint

A

20G

32
Q

medial femorotibial joint

A

btw medial CL and medial patellar lig

33
Q

needle medial femorotibial joint

A

20G

34
Q

drugs used

A

mepivacaine
bupivacaine
lidocaine

35
Q

palmar digital nerve block alleviates pain from

A

sole
distal interphalangeal
proximal interphalangeal
dorsal laminae
pastern
fetlock

36
Q

palmar digital abaxial sesamoid block alleviates pain from

A

foot
pastern
fetlock

37
Q

wait time for joints

A

10-60mins

38
Q

wait time for proximal limb

A

20-60mins

39
Q

wait time for distal limb

A

10mins

40
Q

what LA is less irritant

A

mepivacaine
prilocaine
bupivacaine

41
Q

fast acting LA

A

mepivacaine
prilocaine

42
Q

slower acting LA

A

bupivacaine

43
Q

patient prep for perineural analgesia

A

clean area - clip
anti septic scrub
alcohol with swab then spray

44
Q

patient prep for intrasynovial

A

aseptic
clip
5min scrub
alcohol wash
sterile gloves

45
Q

nerve blocks of FL

A

deep digital
prox palmar
abax sesamoid
4pnt
high palmar
lat palmar
ulnar
n. medianus & musculocutaneus

46
Q

lateral palmar nerve - lateral approach
subcarpal block

A

standing or flexed
23-25G
3ml mepivacaine

47
Q

lateral palmar nerve - medial approach
subcarpal block

A

no risk of penetrating carpal sheath

48
Q

subtarsal block

A

limb flexed
SDFT pushed medially
23G - 3-4ml mepivacaine
distal to head of MtIV

49
Q

what disease is substarsal block good for

A

proximal suspensory desmopathy

50
Q

tibial nerve block

A

10cm proximal to tuber calcanei
cranial to common calcaneal tendon
skin bleb
20G - 10-15ml mepivacaine

51
Q

peroneal nerve block

A

btw long and lateral digital extensor tendons
supf and deep branches
10cm proximal to suber calcanei
skin bleb
19-20G - 20ml mepivacaine
(10ml into heel bulb and 10ml as youre withdrawing needle)

52
Q

tibiral and peroneal nerve block desensitises

A

entire hock region
distal crus and distal aspect of the limb
toe drag shows block worked

Equine (25 decks)

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