Flashcards in Surgical Hemostasis Deck (13):
What motto is associated with surgical hemostasis?
All bleeding stops
What is the most immediate method to obtain hemostasis?
What is the Bovie?
Electrocautery (designed by Bovie with Cushing for neurosurgery in the 1920s)
What is the cut mode on the Bovie?
Continuous electrical current (20,000 Hz).
Cuts well with a decreased ability to coagulate.
What is the coagulation mode on the Bovie?
Intermittent electrical current (20,000 Hz).
Results in excellent vessel coagulation with decreased ability to cut.
Where should a Bovie be applied to a clamp or pick-up to coagulate a vessel?
Anywhere on the clamp/pick-up
Should you ever blindly place a clamp in a wound to stop bleeding?
No, you may injure surrounding tissues such as nerves
What is a figure-eight suture?
Suture ligature placed twice in the tissue prior to being tied
What is a vessel tied in continuity?
Tie, tie, cut in between
What is Surgicel?
Act as a framework for clotting factors/platelets to adhere
What is fibrin glue?
Fibrinogen and thrombin sprayed simultaneously and mixed to produce a fibrin "glue"
What is a harmonic scalpel?
Ultrasonic scalpel that vibrates > 50,000 times per second.
Seals vessels and cuts tissue.