suture materials and needles Flashcards
1
Q
Allis Tissue Forcep
A
- teeth at tip used to grasp tissue
- grasps tissue at right angles of tension application
- only use on tissues to be resected, causes crushing and tissue damage
- frequent use: positioning of suction tubing, eletrocautery wire on patient drape
2
Q
Babcock tissue forcep
A
- smooth flat tips are used to grasp tissue
- grasps tissues at right angles of tension application
- tips can crush, less traumatic than Allis tissue forcepts
- help grasp and retract robust soft tissues (stomach, bladder)
3
Q
Straight Doyen Intestinal Tissue Forcep
A
- intestinal lumen occlusion (enterotomies, resection and anastomosis)
- thin, slightly bowed jaws
- fine, longitudinally oriented grooves
- straight or curved configuration
4
Q
Straight Rochester- Carmalt Hemostatic Forceps
A
- commonly used in canine spays
- designed for jaw clamping (vs. tip clamping)
- used to clamp pedicles/tissue
- longitudinally oriented serrations with cross-hatched tips
- jaws can be straight or curved
5
Q
Straight and Curved Kelly Hemostatic Forcep
A
- transversely oriented serrations
- do not extend the entire length of jaw unlike Mosquito or Crile hemostatic forceps
- “Kelly is a good girl, she doesn’t go all the way”
- designed for tip clamping of small to medium vessels
- smaller than Rochester-Carmalt, bigger than Halstead- Mosquito
6
Q
Straight and Curved Halstead Mosquito Hemostatic Forcep
A
- transversely oriented serrations
- extend along the entire length of jaw
- designed for tip clamping of small vessels
- smaller than Rochester- Carmalt and Kelly hemostatic forceps
7
Q
Brown Adson Tissue Forcep
A
- common in general practice
- tips consist of fine teeth in two parallel rows
- used frequently for general tissue handling but serrated teeth can crush tissue
8
Q
Adson Tissue Forcep
A
- tips consist of fine teeth (2x1)
- results in less crush injury than with Brown- Adson tissue forceps
- poor grip of fat or other friable tissues
9
Q
Debakey Tissue Forcep
A
- parallel ribbed tips
- most frequently used thumb forcep in soft tissue surgery
- less traumatic than Brown-Adson thumb forcep
10
Q
Bishop- Harmon Forcep
A
- tips consist of fine teeth (2x 1 at a right angle)
- smaller than other thumb forceps
- opthalmologic sx
11
Q
Bard- Parker Number 3 Scalpel Handle
A
- most commonly used scalpel handle
- accepts disposable blades- 10, 11, 12,15
- ribbed grip area
12
Q
Blades
A
- # 10- most widely used, longer incisions
- # 11 blades- sharp penetration of hollow organs, precision cutting
- excision of cranial cruciate remnants or meniscal release
- # 12 blade- onychemctomy in cats
- # 15- ocassionally for subcutaneous of fascial incisions
13
Q
Beaver Blade Scalpel Handle
A
- accepts disposable blades- 62,64,65,67
- blade extends around tip allowing press cutting
- 64 is most commonly utilized beaver blade style
- used with pencil grip at all times
- used to incise limbus for intraocular sx
14
Q
Straight Mayo Dissecting Scissors
A
- plain edge (v.s. serrated edge)
- thick blades (~1/3 instrument length)
- used to incise dense tissue (fascia, linea alba, trimming skin)
- blades can be straight or curved
- straight blade: greater mechanical advantage
- curved blade: improved visualization fo tissue, more versatile
15
Q
Straight Metzenbaum Scissors
A
- plain edge (vs. serrated edge)
- thin, delicate blades (~1/4 of length of instrument)
- used to incise soft tissues (subcutaneous tissues, intestine, bladder)
- blades can be straight or curved
- straight blade: greater mechanical advantage
- curved blade: improved visualization of tissue, more versatile
16
Q
A
- narrow, delicate tipped precision scissors
- pointed or blunted tips
- used for precision cutting, such as in opthalamic and urologic sx
- straight or curved blade
17
Q
A
- hooked tip used to entrap suture for cutting
- used for post-op suture removal
- not generally used in OR
18
Q
Vernon Cartilage and Wire Scissor
A
- smooth or serrated blades
- used to incise thick, tough tissue and orthopedic wire
- can be used to cut suture intra-operatively
19
Q
Mayo-Hegar Needle Holders
A
- various sizes available
- size of driver jaws should match needle size
- textured tungsten-carbide jaw inserts provide intermediate needle holding security over smooth jaws or jaws with teeth
- limits twisting and rotation of needle
20
Q
Olsen- Hegar Needle Holders
A
- combined needle driver/scissor
- must have experience with instrument to avoid accidentally cutting suture prematurely
- various sizes available
- size of driver jaws should match needle size
- textured tungsten-carbide jaw inserts provide intermediate needle holding security over smooth jaws or jaws with teeth
- limits twisting and rotation of needle
21
Q
Derf Needle Holders
A
- opthalamic needle drivers
- small size useful for suturing smaller structures (eyelids, conjunctiva)
22
Q
Castroviejo needle holders
A
- microsurgery needle driver
- used for opthalmic and vascular surgery
- spring loaded handle
- releases and grabs needle with minimal motion of hands
- locking and non-locking styles
23
Q
Balfour Retractor
A
- blunt blades used to retract abdominal wall laterally
- various sizes (pediatric- large)
- central “bladder blade” can be used to retract rib cage cranially (access to liver and diaphragm)
- must be used with caution to protect underlying tissues
24
Q
Finochietto Retractor
A
- adjustable rib retractor
- various sizes (pediatric- large)
- used for retraction of chest wall during intercostal thoracotomy and median sternotomy
- flat retractor blades are perpendicular to instrument
25
Q
Gelpi Retractor
A
- ring retractor with self-retaining ratchet
- various sizes
- used for retractino of soft tissues (especially useful for retraction of muscle bellies during ortho or spinal sx)
- sharp tips must be placed with caution
26
Q
Weitlaner Retractor
A
- ringed retractor with self-retaining ratchet
- various sizes
- multiple pointed prongs on each arm
- useful for retraction of soft tissue in a small, superficial incision
- must take care with tips to avoid injury to underlying soft tissues
27
Q
Army- Navy Retractor
A
- double ended blunt retractor
- blades differ in length
- hand-held retractor typically used by assistant
- soft tissue and ortho sx
28
Q
Malleable retractor
A
- double ended blunt retractor
- various sizes
- can be bent at various angles
- used for retracting viscera in abdominal and thoracic sx and bone during ortho sx
29
Q
Senn Retractor
A
- double ended retractor
- blunt or sharp fork on one end and right angle blade on the other
- soft tissue and ortho sx for retraction of tissues in small working spaces
- hand held retractor typically used by assistant
- soft tissue and ortho sx
30
Q
Snook Hook/Spay Hook
A
- flat, thin handle allows for better visualization of tissue
- used to blindly hook uterine horn/mesometrium during OHE
- can be used to retract thinner layers of superficial tissue
31
Q
Kern Bone Holding Forceps
A
- used to grip and manipulate bone during fracture reduction and repair
- pediatric and adult sized instruments
- jaws are serrated with grasping points at tips to promote strong grip on bone
- ratcheted handle with quick release lever
32
Q
Speed Lock Bone Holding Forceps
A
- used to grip and manipulate bone during fracture reduction and repair
- pediatric and adult sized instruments
- tips can be serrated or pointed
- locking mechanism easily manipulated with fingers
33
Q
Jacob’s Chuck
A
- used to drive IM pins and K wires during ortho sx
- key used to tighten or release pin grip
- may have attachment for protecting surgeon’s hand from pin penetration near top of handle
34
Q
Mallet
A
- metal or nylon capped
- used in ortho sx to advance an osteotome for making precise osteotomies
35
Q
Osteotome and Chisel
A
- osteotome is bevelled on both sides and a chisel is bevelled on one side
- osteotomes are used more commonly
- various tip widths
- used to create osteotomy in numerous ortho procedures
36
Q
Periosteal Elevator
A
- used to reflect muscle and soft tissue from bone
- various sizes with round or straight edges
37
Q
Freer Periosteal Elevator
A
- small periosteal elevator
- double ended
- standard in every ortho sx pack
38
Q
Lempert Rongeur
A
- forceps with cupped jaws and blunted or tapered tips
- used to remove small fragmentsof bone, to recontour bone, or to prepare bone for grafting
- jaws may be straight, curved, or angled
- Lempert has finer tipped jaws and are used in more restricted areas (bulla osteotomy)
39
Q
Barraquer Eyelid Speculum
A
- wire self retaining instrument used to hold eyelids open during enucleations and sx of cornea and third eyelid
40
Q
Jaeger Eyelid Plate
A
- used to protect globe when making incisions into the eyelid
- placed between eyelid and globe
41
Q
Backhaus Towel Clamp
A
- penetrating clamp
- used to hold quarter drapes or Huck towels securely to patient skin
42
Q
Poole Suction Tip
A
- attatches to suction hose
- used to suction large amounts of fluid from body cavity
- blunt tip prevents trauma to organs
- inner cannula unscrews and can be used as a modified Frazier suction tip
43
Q
Frazier Suction Tip
A
- fine tipped suction tip for removal of small amounts of fluid from surgical field
- used mostly for orthopedic and neurologic sx
- covering hole on top of instrument creates stronger negative pressure
- can clog easily with blood clots/small tissue remnants
44
Q
Wing Tipped Dental Elevator
A
- wing tipped elevators are used to sever the periodontal ligament by rotating the instrument around the tooth
- wedge tipped elevators (luxators) are used to weaken the periodontal ligament and luxate the tooth for extraction
- flat vs concave tip
45
Q
Curette
A
- used for subgingival cleansing, root planing, and curettage
- double ended instrument
- each end has one blade with one cutting edge
46
Q
Scaler
A
- removes dental deposits from above gumline
- variety of tips and shank angles to allow access between teeth
47
Q
Extraction Forceps
A
- strong, heavy instrument used to grasp loose/luxated teeth for extraction
- various sizes and tips used to accommodate different shaped teeth
48
Q
Calculus removal forceps
A
- uneven tipped instrument useful in removing large pieces of calculi prior to scaling
49
Q
Dental Explorer
A
- increases tactile sensation for detecting areas of enamel decay
50
Q
Periodontal Probe
A
- long, thin, blunt tipped instrument
- used to measure pocket depths around a tooth
- establishes state of health of periodontium
