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[Eye surface temperature after different techniques of local anesthesia--preliminary report]
Piotr Jurowski1, Roman Goś, Grzegorz Owczarek
1Kliniki Okulistyki i Rehabilitacji Wzrokowej Uniwersyteckiego Szpitala Klinicznego nr 2 im. WAM Uniwersytetu Medycznego w Lodzi.
Klinika Oczna
|January 14, 2005
Summary
Local anesthesia for cataract surgery can affect eye surface temperature. Sub Tenon anesthesia significantly decreased eye temperature, indicating potential blood flow changes.
Area of Science:
- Ophthalmology
- Anesthesia
Context:
- Phacoemulsification is a common cataract surgery technique.
- Local anesthesia is frequently used for ophthalmic procedures.
- Monitoring physiological parameters like eye surface temperature is crucial.
Purpose:
- To evaluate the impact of different local anesthesia techniques on eye surface temperature.
- To assess temperature changes on the ocular surface following phacoemulsification.
Summary:
- This study investigated eye surface temperature changes in 15 patients after local anesthesia (peribulbar, retrobulbar, sub Tenon) for phacoemulsification.
- Temperature was measured using a termovision camera before and at 20 minutes and 1 hour after anesthesia.
- A significant decrease in eye surface temperature was observed specifically after sub Tenon anesthesia.
Impact:
- Eye surface temperature variations may serve as an indirect indicator of ocular blood flow.
- Findings suggest potential for monitoring blood supply disturbances post-local anesthesia.
- This research contributes to understanding the physiological effects of local anesthesia in ophthalmology.