Surgical Instrumentation and Equipment Flashcards

Which type of needle holder is most appropriate when suturing delicate cardiovascular tissue?

Answer: Castroviejo needle holder

The Castroviejo needle holder is a fine, spring-loaded instrument designed for delicate cardiovascular and ophthalmic suturing.

The CRNFA identifies a Metzenbaum scissors on the instrument table. Its PRIMARY use is for:

Answer: Dissecting delicate tissue

Metzenbaum scissors have long, slender blades designed for dissecting and cutting delicate tissue, not for cutting suture.

A Bookwalter retractor system is best classified as which type of retractor?

Answer: Self-retaining retractor

The Bookwalter is a self-retaining retractor system that attaches to the OR table and holds tissue without requiring manual assistance.

When using a monopolar electrosurgical unit (ESU), the dispersive electrode (grounding pad) should be placed:

Answer: Over a large muscle mass with good vascularity, as close to the site as practical

The dispersive electrode must be placed over a large, well-vascularized muscle mass near the operative site to ensure complete current return and prevent burns.

Which instrument is specifically designed to clamp the cystic duct during laparoscopic cholecystectomy?

Answer: Both A and B are correct

Both Hem-o-lok clip appliers and Ligaclip appliers are used laparoscopically to occlude the cystic duct and cystic artery during cholecystectomy.

The CRNFA is assisting with a bowel resection and selects a GIA stapler. GIA stands for:

Answer: Gastrointestinal anastomosis

GIA stands for gastrointestinal anastomosis; this linear stapler simultaneously places two double rows of staples and cuts between them.

A Weitlaner retractor is best described as:

Answer: A self-retaining retractor with sharp or blunt rake-like prongs

The Weitlaner is a self-retaining retractor with outward-spreading ratcheted arms tipped with blunt or sharp prongs, commonly used in small incisions.