This trial aims to evaluate if cryospray can reduce pain during intravenous cannulation in elective surgery compared to a placebo spray.
Venous cannulation is a common practice in the health care system. Before any procedure, intravenous access is always placed before induction of any anaesthesia. For many patients placement of a venous catheter is associated with pain and discomfort. Any quick and easy reduction in pain during the procedure is important for patients. Cryospray has been described as an easy-to-use supplement of analgesia to alleviate pain during intravenous access. Cryospray has been shown to reduce pain in venous cannulation in the emergency setting but not in the elective setting. A search in the literature reveals 2 recent metanalyses reporting 8 included trials and 11 included trials, respectively. Both metanalyses call for further research in relation to patients' satisfaction. By randomizing patients to either cryospray or placebo before venous cannulation, we hypothesize that cryospray reduces pain during venous cannulation compared to placebo.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
130
The saline spray will be applied twice for 1-2 seconds.
The cryospray will be applied twice for 1-2 seconds.
Sygehus Soenderjylland
Aabenraa, Denmark
Patients reported pain from the puncture site
After vein puncture is completed patients is asked on a scale from 0-10 to indicate pain during vein canulation (zero no pain, 10 worst possible pain)
Time frame: immediately after completion of vein canulation
Difficulty in placement of intravenous line
After vein puncture is completed the operator is asked to the difficulty in placement of the venous line (0-10, zero very easy and ten very difficult).
Time frame: immediately after completion of vein canulation
Number of successful placements of venous line at first attempt
After vein puncture is completed it is indicated wether or not it was successful in first attempt.
Time frame: immediately after completion of vein canulation
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