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VTI: Suture Material & Needles
Surgical Nursing 1 SASN book: pages 99-105 CTVT book: 949,992-993,1001-1013,1019-1022
43
Veterinary Medicine
Undergraduate 3
04/01/2011

Additional Veterinary Medicine Flashcards

 


 

Cards

Term
The choice of the suture material is based on the preference of the ____.
Definition
Surgeon
Term
What are some of the ideal suture characteristics?
Definition
  • Relatively non-reactive in body tissue
  • Easy to sterilize
  • Monofilament of a uniform small size
  • Possess a high tensile strength
  • Completely absorbable
  • Inexpensive
  • Pilable
  • Easily Manipulated
  • Never slips when tied
Term
What are the purposes of suturing?
Definition
  • Bring one tissue edge in contact with the other
  • Hold wound edges in apposition until it can endure normal stress without support of suture

 

Term
What are major classes of cuture material?
Definition
  • Absorable vs Nonabsorable
  • Monofilament vs multifilament
  • Synthetic vs natural
Term
This class of sutures are digested and assimilated by the body during normal healing and does not requre removal and replaces healthy tissue as a result of an inflammatory reaction
Definition
Absorbable
Term
This absorbable suture made from hog or sheep submucosal intestinal layers can be plain or chromic and is elastic and easy to handle
Definition
Surgical Gut (Catgut)
Term
Plain surgical gut (catgut) is absorbed 3 to 5 days unlike chromic surgical gut (catgut) that is absorbed in ___ to ___ days.
Definition

10 to 15 days

 

Note: Its absorption time is longer than plain because it is treated with chromic acid salts.

Term
Synthetic material made from hydroxyacetic acid lasts 14-21 days has excellent handling and knot holding characteristics as well as less tissue reactions than catgut
Definition

Polyglycolic Acid

 

Examples: Dexon, Kendall

Term
Dexon a polyglycolic acid absorbable suture and Vicryl a polyglactin 910 absorbable suture have what cons?
Definition
Degrades rapidly in an alkaline enviorment,dissolves faster in infected urine
Term
This absorable suture is made from lactic and glycolic acids and lasts 14 to 21 days. It has good handling qualities and knot security.
Definition

Polyglactin 910

 

Examples: Vicryl, Ethicon

Term
Multifilament absorable suture made from glycoside/ lactive copolymers that lasts 14 to 42 days and is gone by 70 days
Definition

Polysorb

 

Examples: Kendall

Term
A newer synthetic polyester material that has less tissue drag during placement,possess memory, requires multiple throws for knot security and is better for slow healing wounds taking 180 days (6 months) for absorption
Definition

Polydioxanone/Polyglyconate

 

Examples: PDS, Ethicon

Term
Monofilament absorbable suture used in situations where healing occurs more quickly and lasts 7 to 14 days gone by 90 to 120 days (3-4 months)
Definition

Poliglecaprone & Glycomer 631

 

Examples: Monocryl, Ethicon, Biosyn, Kendall

Note: Dr. Karner uses this for cat spays

Term
This class of sutures are not absorbed or digested by body tissues and can keep its strength for at least 60 days and remain in tissues until removed by a veterinary technician.
Definition
Non-absorbable
Term
This non-absorable suture has excellent handling/knotting qualities, can induce a severe soft tissue reaction and can serve as a point of prgin for infection. Commonly used in cardiovascular surgery.
Definition
Silk
Term
A non-absorbable natural fiber that increases slightly in strength when wet and has limited use in the veterinary field.
Definition
Cottone & Linen
Term
Synthetic polymerized plastic non absorbale suture material that does not cause tissue reaction in tissue, strength that last for several years, has significant memory and is somewhat stiff and slippery.
Definition

Polyamide

Examples: Nylon, Ethicon

Term
Non-absorbable synthetic plastic similar to nylon that does not weaken over time and is excellent for permanent suture support.
Definition

Polyproplylene

Examples: Prolene, Ethicon, Surgipro, Kendall, Fluorofil II

Term
Synthetic suture that is more elastic making it able to stretch and return to its orginal length without breaking. This is why it is ideal for repairing ligaments and structures under weighted motion. Commonly used for cruciate ligament.
Definition

Polybutester

Examples: Novafil, Kendall

Term
Non- absorbable synthetic multi-filament that requires 5 to 6 throws for knot security and has significant tissue drag and tissue reaction. Chronic infection and draining fistulas is a common complication.
Definition

Polyester Fibers

Examples: Mersiline, Tevdek, Polydek, Ethicon, Ti-cron, Kendall

Term
This non absorbable synthetic fiber coated with a plastic like material should not be use below skin level because it can predispose a patient to fistula's and infection. The outer sheath of suture can often break allowing underlying fibers to have bacterial migration.
Definition

Polmerized Caprolactum

Examples: Supramid, Braunamid, Vetcassette II

Term
This non-absorbable suture is stainless steel and is available in monofilament and multifilament and does not support bacterial growth.
Definition
Wire
Term
Means to go around
Definition
Cerclage
Term
#O means:
Definition
Ought
Term
Eyed needles are frequently used and are reusable with various types of suture material its counterpart however will not unthread itself has less bulk and comes with suture material already attached what is this called
Definition
Swaged or Swedged
Term
These are faster and easier to use then hand suturing and are named by an abbreviation of their designed function, a number may be used after the name to indicate the length of the row.
Definition
Skin Staples
Term
This sapler placesfour rows od staples and cuts between the middle two rows.
Definition
Gastrointestinal Stapler (GIA)
Term
Unlike a surgical skin stapler that places only a single row of staples this stapler is used in lung resection and places double or triple rows of staples
Definition
Thoracoabdominal stapler (TA)
Term
Used for blood vessel ligation this stapler places two staples on a vessel, and cut between them.
Definition
Ligate-and-Divide Stapler (LDS)
Term
A straight neddle driven through by hand and one that resembles a regular sewing needle is called:
Definition
Keith
Term
Special needle with the eye in the point that requires a special braided tubular suture. The only purpose is to retain a prolapsed vaginia in large animals.
Definition
Buhner Needle
Term
A double curve design needle that goes thru skin without having to pivot wrist and is used exclusively for large animal
Definition
S Curve Needle
Term
Round all the way to the tip with gradual taper. Used for soft tissue, internal tissue and SQ. This type of needle is atraumatic to tissue because it pushes apart instead of cutting.
Definition
Non-cutting or Tapered
Term
Produces a "cut out' effect and should not be used when an air tight or water tight suture line is required. Has a triangular shaped point used for skin and tougher tissue.
Definition
Cutting
Term
Has less of a cut out effect and does not bend or break as easily as regular cutting needles which is why they are most preferred by surgeons.
Definition

Reversal Cutting

Aka- (K needle)

Term
There are many suture patterns but for categorization purposes they are described as continuous or interrupted. They can also be described or divided as :
Definition
  • Simple- directly oppose each other
  • Mattress- designed to withstand added tension
  • Everting- turns the tissue outward away from the patient and towards the surgeon
  • Inverting-turns the tissue toward the patient or toward the lumen of a hollow viscous organ
Term
Suture pattern mainly used in large animals and is similar to simple continuous but provides greater security if broken
Definition
Ford Interlocking
Term
Is commonly used to suture skin of cattle following a rumenotomy
Definition
Horizontal Mattress
Term
Used for inversion of visceral stumps or securing of "ostomy" tubes. The stump is held inverted as suture is tightened.
Definition
Purse String
Term
Used for manipulation or retraction of tissue. Usually 2 or more are placed.
Definition
Stay sutures
Term
Suture material is passed through the stump to be ligated, tied around half of the stump then around the entire stump. Example used to suture the uterine stump.
Definition
Transfixation Ligature
Term
This is a classical suture pattern for closing gut. The needle and suture penetrate serosa and muscularis but not mucosa. This pattern can be continuous or interrupted.
Definition
Lembert
Term
6-O to 10-O are mainly used for delicate surgeries like:
Definition
eye surgeries
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