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[Cuff failure in tracheal tubes sprayed with lidocaine].
M Shizukuishi1, I Fukuda, H Bitoh
1Department of Anesthesiology and Surgical Center, National Defense Medical College, Tokorozawa 359-8513.
Masui. the Japanese Journal of Anesthesiology
|July 17, 2001
Summary
Lidocaine spray can damage tracheal tube cuffs, both polyvinyl chloride (PVC) and non-PVC. Lidocaine jelly and normal saline are safe alternatives for lubricating tracheal tube cuffs.
Area of Science:
- Anesthesiology
- Medical Devices
- Material Science
Context:
- Tracheal tube cuffs are critical for mechanical ventilation.
- Lubricants like lidocaine spray are commonly used during intubation.
- Previous reports indicated potential damage to polyvinyl chloride (PVC) cuffs from lidocaine spray.
Purpose:
- To investigate the impact of different lubricants on various tracheal tube cuff materials.
- To compare the safety of lidocaine spray, lidocaine jelly, and normal saline on tracheal tube cuffs.
Summary:
- Five types of tracheal tubes (PVC and non-PVC cuffs) were tested with normal saline, lidocaine jelly, and lidocaine spray.
- Normal saline and lidocaine jelly did not cause damage to any tracheal tube cuffs.
- Lidocaine spray altered the shape of both PVC and non-PVC tracheal tube cuffs.
Impact:
- Lidocaine jelly is recommended over lidocaine spray for lubricating tracheal tube cuffs.
- This finding applies to both PVC and non-PVC tracheal tube cuffs.
- Ensures the integrity and function of tracheal tube cuffs during medical procedures.