Clinical Study
Pain and Efficacy Rating of a Microprocessor-Controlled Metered Injection System for Local Anaesthesia in Minor Hand Surgery
Table 1
Primary outcome measure questions asked to elicit scores on the visual analog scale (VAS) for patients undergoing carpal tunnel release.
| | Question 1 | How much pain did you experience when the needle was inserted? | | Question 2 | How much pain did you experience during the injection of the freezing? | | Question 3 | How long did the pain last? | | Question 4 | How much pain did you feel during the surgery? | | Question 5 | How much pain did you feel from the tourniquet? | | Question 6 | How would you rate the discomfort of the freezing? | | Question 7 | How would you rate the discomfort of the surgery? |
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