Surgical Instruments Flashcards
materials used for instruments?
stainless steel
- iron, chromium and carbon
- standard material
chromium plated carbon steel
- cheaper but less durable
- coating flakes off over time
tungsten carbide inserted into tips and jaws
- hard wearing
- high atomic number so lasts longer
types of finishes for instruments?
mirror finish
- highly polished and resistant to corrosion
- standard finish
satin finish
- reduces glare
ebony finish
- eliminates glare entirely
eliminating glare ideal for small area procedures needing close concentration
- eg. eye surgery
Artery Forceps
features and purpose?
used for grasping/compressing blood vessels
often have serrated jaws, ring handles and a rachet
have box joints to reduce areas for bacteria growth
can be either straight or curved
Artery Forceps
examples?
Halstead mosquito
Spencer wells
Crile
Kocher
Rochester pean
Tissue Forceps
features and purpose?
for intermitted or prolonged grasping of tissues
normally have teeth at the tip
- rat-tooth for skin
- serrated for delicate tissues
can have either ring handles and a rachet (for prolonged grasping) or a thumb grasp (or intermitted grasping)
Tissue Forceps
examples?
Babcock
Allis Tissue
Lane Tissue
Treves Rat Tooth Forceps
Dressing Forceps
Debakey Forceps
Adson Brown Forceps
Adson Forceps
Needle Holders
features and purpose?
to grasp needle to facilitate suturing
majority have a rachet and ring handles however some are spring loaded
most have scissor blade for cutting suture material
Needle Holders
examples?
Mayo Hegar
Olsen Hegar
Gillie
McPhail
Scissors
features and purpose?
used for cutting tissue and for blunt dissection
can have either blunt or sharp ends
can be either curved or straight
more trauma to cells than a blade
- as crushes cells
- but more control when deeper in body cavity
Scissors
examples?
Iris
Heath Suture
Mayo
Metzenbaum
Retractors
Features and purpose?
used to separate edges of a surgical incision/wound to allow better visualisation of underlying structures
can be either:
- hand held - less equipment around site
- self-retaining - have ring handles and a rachet
Retractors
examples?
hand held
- Lagenbeck
- Czerny
- Hohmann
- Senn
self-retaining
- Gelpi
- West
- Travers
what are categorised as ‘other instruments’?
instruments designed for specific functions and don’t fit into categories
Greys Cross Action Towel Clamp
Backhaus Towel Clamp
Doyen Intestinal Forceps
Scalpel Handles
