Lead Stylet
Standard Stylet · Pacing Lead Stylet · Stylet
A long, very thin wire with a small colored plastic knob at one end. It slides down the hollow center of a pacing or defibrillator lead. Stylets come straight or pre-curved (J).
On the table
What it does, the lengths it comes in and what experienced techs know about it.
What it’s for
Stiffens and steers a lead while it is placed in the heart, and is removed once the lead is fixed. In transvenous lead extraction a standard stylet is the first step: once the lead is freed in the pocket and its fixation screw retracted, a standard stylet is passed into the lead and simple tractionTRAK-shunA steady pulling force applied to a body part with weights, ropes and pulleys.Full entry is tried before moving on to a lead locking stylet and extraction sheathSHEETHA covering that wraps around a structure; in procedures, a short hollow tube left in a blood vessel to pass catheters through.Full entry .
Lengths and variants
Different stiffnesses and lengths to match the lead and the target position; soft stylets give more leverage to steer, stiff stylets hold the lead steady until fixation.
What experienced techs know
What techs who reach for it every day know about it.Pro
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3 sources
- Fuller. Surgical Technology: Principles and Practice. 8th ed. Chapter 32 (Cardiac Surgery), p. 926
- pmc.ncbi.nlm.nih.gov
- howtopace.com
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