Eye surgery under regional anaesthesia - what's going on beneath the drapes?

Not Applicable

Completed

• Conditions: evel of inspired oxygen under drapes used for elective opthalmic surgical procedures.; Level of inspired carbon dioxide under drapes used for elective opthalmic surgical procedures.; Level of end-tidal carbon dioxide under drapes used for elective opthalmic surgical procedures.; Level of inspired oxygen under drapes used for elective opthalmic surgical procedures.; Anaesthesiology - Anaesthetics

• Registration Number: ACTRN12611001161910
• Lead Sponsor: Department of Anaesthesia, Fremantle Hospital, WA

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2011-11-07
• Last Update Posted: 13 January 2020

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 34

Inclusion Criteria

Patients were included in the study if they were undergoing ophthalmic surgery under regional or topical anaesthesia, over 18 and able to give informed consent.

Exclusion Criteria

None elective opthalmic surgery
No informed consent
General anaesthesia
Contra-indication to regional opthalmic anaesthesia
Inability to lie flat & still for operation duration
Under 18 years

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Primary outcome: Inspired oxygen (FiO2) level under surgical drapes.<br>Assessed with gas monitoring line under surgical drape.[Time interval: at 5-10 min intervals until cessation of surgical procedure.];Primary outcome: Inspired & End-tidal carbon dioxide level under surgical drapes.<br>Assessed with gas monitoring line under surgical drape.[Time interval: at 5-10 min intervals until cessation of surgical procedure.];Primary outcome: Inspired and end-tidal carbon dioxide level under surgical drapes. <br>Assessed with gas monitoring line under surgical drape.[Time interval: at 5-10 min intervals until cessation of surgical procedure.]

Secondary Outcome Measures

Name	Time	Method
Secondary outcome: Patient's oxygen saturation (SaO2) and mean arterial blood pressure (MAP)<br>Assessed with pulse oximeter.[Time interval: at 5-10 min intervals until cessation of surgical procedure];Secondary outcome: Patient's heart & respiratory rate (HR & RR).<br>Assessed with ECG monitor and clinical assessment.[Time interval: at 5-10 min intervals until cessation of surgical procedure]