Skip to main content
CSTSetup
Log in
Instrument · Supplies

Battery-Operated Cautery

Battery Cautery · Handheld Cautery · Ophthalmic Cautery · Eye Cautery Pen · High-Temperature Cautery · Disposable Cautery Pen

A single-use pen-shaped cautery with a batteryBAT-uh-reeIn law, touching a person on purpose without their consent.Full entry in the handle, a push button on the side and a very small wire filament at the tip. Pressing the button heats the filament.

1 photo

On 6 setups
Tap the photo to zoom
Class
Supplies
On setups
6

On the table

What it does and the lengths it comes in.

  • What it’s for

    A true cautery: the hot filament seals very small vessels. It has no cutting ability and needs no grounding pad or generator. Used in eye surgery and wherever a tiny, precise burnBURNAn injury to the skin or deeper tissues caused by heat, chemicals, electricity, radiation or friction.Full entry is wanted; our cardiac setups keep one for small bleeders.

  • Lengths and variants

    Fine, loop and other tip styles; high-temperature and low-temperature models.

Through the case

In the order you meet it: before, during and after the case.

  • During the case

    Caution

    What not to do with it, and why.Pro

These notes are Pro, on every instrument. See Pro

Exam prep for this instrument

Know it on sight.

With Pro, for every instrument in the library. Cancel any time.

See Pro

Or scrub in free: 5 questions a day.

FlashcardsThis one, back right before you would forget itPro
A practice test of suppliesEvery supplies instrument, the reason after eachPro
The 6 setups it is onA practice test and a timed exam for eachPro

On 6 setups

Every setup it is laid out on.

The list of setups

Every setup this instrument is laid out on, with photos of each table.

See Pro

Know this instrument?

Send a clearer photo, another name it goes by, or a fix for this page.

Send a photo or a fix

A photo of it on your tray, a name your OR calls it, or anything wrong on this page. Your email is only used to credit you. Submissions stay private and are reviewed by our team; accepted ones earn a Contributor credit here.

Drop your file here, or browse
3 sources
  1. Fuller JK. Surgical Technology: Principles and Practice. 8th ed. Chapter 25 (Ophthalmic Surgery), p. 634
  2. Rothrock JC. Alexander's Care of the Patient in Surgery. 17th ed. Chapter 2 (Patient Safety and Risk Management), p. 30-31
  3. mdmaxx.com

The rest of this card is Pro.

The photos, the description, the uses and the lengths stay free. Pro opens the rest on every instrument: the 3D model, the notes from the table, where it is kept, every setup it is on, and practice.

Free, for good. No card.

  • All 3,331 instrument cards
  • Every General setup in full
  • 5 exam questions a day
  • Your own preference cards
Scrub in, free
Pro

Pass your exam. Know every case.

Everything in Free, plus:

  • All 341 setups in every specialty: back table, Mayo and every step
  • Practice that never runs out and full timed exams for the CST, TS-C, CRCST, CSPDT and CSFA, with the why behind every answer
  • Flashcards on any tray, timed to come back before you forget
  • Every instrument card in full: the 3D model, cautions, inspection, how to pass it
Every 4 weeksStudying for your exam? Cancel when you pass.
$12.99under 50¢ a day

Cancel any time from your account. Not worth it? Email us within 30 days of a charge for a refund, one per customer. Refund policy

Pro is also in the CSTSetup app, on the same account. Already have Pro? Log in