Studying the Analgesic Mechanism of the "Cough-Trick"

Phase 2

Completed

• Conditions: Pain; Acute Pain; Venipuncture

• Registration Number: NCT00233844
• Lead Sponsor: University Medicine Greifswald

Brief Summary

The aim of the trial is to study the possible mechanism of the pain reducing effect of CT at peripheral venipuncture

Detailed Description

Not available

Study Timeline

• Study Start: 2004-02
• Status Verified: 2005-10
• Study First Submitted: 2005-10-05
• Study First Submitted QC: 2005-10-05
• Last Update Submitted: 2005-10-05
• Study First Posted: 2005-10-06
• Last Update Posted: 2005-10-06

Recruitment & Eligibility

• Status: COMPLETED
• Sex: Male
• Target Recruitment: 21

Inclusion Criteria

1. Male volunteers aged 20-40 years, height 165-190 cm.
2. Physical status I according to American Society of Anesthesiologists (ASA) classification.
3. Straight run of the vein on the dorsum of the non-dominant hand at least 4 cm long and 3 mm thick
4. No analgesics, anticoagulants and/or antiplatelet agents, sedatives or alcohol

Exclusion Criteria

1. History of peripheral neuropathy
2. Abnormal skin conditions (infection, scars, psoriasis, eczema)
3. Unsuccessful venipuncture
4. Inflamed site of VP within 1 week after VP

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: CROSSOVER

Primary Outcome Measures

Name	Time	Method
Pain intensity measured on VAS-100 scale

Secondary Outcome Measures

Name	Time	Method
Heart rate, arterial pressure, hand withdrawal, sweating