SurgicalTechPrep Blog

Study smarter. Pass the CST exam.

Study guides, procedure breakdowns, and exam strategy to help you pass the NBSTSA CST exam on your first attempt.

Instruments & Equipment7 min read

Endoscopy Tower and Camera Equipment: A Surgical Tech's Guide to Setup and Troubleshooting

A guide to the components of an endoscopy tower, including the camera system, insufflator, and light source, and common troubleshooting steps.

January 30, 2026

Instruments & Equipment6 min read

Bone Instruments Guide: Osteotomes, Curettes, and Bone Rongeurs Compared

A comparison of the hand-powered bone instruments used in orthopedic surgery, distinct from powered drills and saws.

January 22, 2026

Instruments & Equipment7 min read

Vascular Instrument Set Overview: Bulldog Clamps, Potts Scissors, and Vessel Loops

A breakdown of the specialized instruments found on a vascular surgery tray and how they differ from general surgery instrumentation.

January 14, 2026

Instruments & Equipment7 min read

Arthroscopy Tower and Shaver System Setup: A Surgical Tech's Equipment Guide

A guide to setting up and troubleshooting the arthroscopy tower, fluid management system, and powered shaver used in joint arthroscopy.

January 6, 2026

Instruments & Equipment7 min read

Craniotomy Instrument Set: Perforators, Rongeurs, Dural Elevators, and Bone Wax

A dedicated breakdown of the specialized instruments found on a craniotomy tray, separate from the procedure steps themselves.

December 29, 2025

Instruments & Equipment7 min read

Laparotomy Tray Instrument Checklist: What Belongs on a Major Abdominal Set

A complete checklist of instruments typically found on a laparotomy tray for major open abdominal surgery.

December 21, 2025

Instruments & Equipment6 min read

C-Arm Fluoroscopy Basics: What Surgical Techs Need to Know

How C-arm fluoroscopy is used in the OR, radiation safety principles, and the surgical tech role in setup and sterile draping of the unit.

October 4, 2025

Instruments & Equipment6 min read

Specimen Handling Procedures: What Surgical Techs Must Get Right

How to properly collect, label, and hand off surgical specimens, and why specimen errors are among the most serious mistakes a tech can make.

October 3, 2025

Instruments & Equipment6 min read

Surgical Draping Techniques and Principles Every CST Must Master

The core principles and common techniques of surgical draping, including AORN guidance on creating and maintaining a sterile field.

October 2, 2025

Instruments & Equipment7 min read

Sterilization Methods Compared: Steam, EtO, and Hydrogen Peroxide Plasma

A comparison of steam autoclave, ethylene oxide, and hydrogen peroxide gas plasma sterilization, including which instruments require each method.

October 1, 2025

Instruments & Equipment5 min read

OR Suction Devices: Types, Setup, and Safe Use

The types of suction devices used during surgery, from Yankauer tips to Poole suction, and how surgical techs set them up safely.

September 30, 2025

Instruments & Equipment5 min read

Clamps and Hemostats: A Comparison Guide for the CST Exam

Distinguishing Kelly, Crile, Kocher, and other common clamps and hemostats by jaw design and clinical use.

September 29, 2025

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