CRNFA Surgical Instrumentation and Equipment

Question 1

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

Accepted Answer

Castroviejo needle holder

Answer

Hegar needle holder

Answer

Mayo-Hegar needle holder

Answer

Crile-Wood needle holder

Question 2

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

Accepted Answer

Dissecting delicate tissue

Answer

Cutting heavy fascia and tissue

Answer

Cutting suture material

Answer

Opening skin incisions

Question 3

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

Accepted Answer

Self-retaining retractor

Answer

Hand-held retractor

Answer

Malleable retractor

Answer

Vein retractor

Question 4

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

Accepted Answer

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

Answer

On a bony prominence near the operative site

Answer

On the patient's chest regardless of operative site

Answer

On any dry, clean skin surface chosen for convenience

Question 5

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

Accepted Answer

Both A and B are correct

Answer

Hem-o-lok clip applier

Answer

Ligaclip applier

Answer

Endoloop ligature

Question 6

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

Accepted Answer

Gastrointestinal anastomosis

Answer

Gastric intestinal approximation

Answer

General incision apparatus

Answer

Gastrointestinal insertion apparatus

Question 7

A Weitlaner retractor is best described as:

Accepted Answer

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

Answer

A hand-held, smooth-tipped retractor for superficial wounds

Answer

A deep pelvic retractor requiring an assistant

Answer

A ribbon/malleable retractor shaped by the surgeon