Stimulating Catheter With or Without Ultrasound Guidance

Phase 4

• Conditions: Pain
• Interventions: Device: NUUS

• Registration Number: NCT00980577
• Lead Sponsor: Peking University Third Hospital

Brief Summary

To study whether the combination of ultrasound guidance and stimulating catheter could reduce the time for needle and catheter insertion compared with using stimulating catheter alone. Secondary outcomes: analgesic effects after the surgery.

Detailed Description

Not available

Basic Information
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Recruitment & Eligibility
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Study & Design
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Trial Locations

Study Timeline

• Study Start: 2008-01
• Status Verified: 2009-09
• Study First Submitted: 2009-09-18
• Study First Submitted QC: 2009-09-18
• Study First Posted: 2009-09-21
• Primary Completion: 2009-11
• Last Update Submitted: 2010-11-09
• Last Update Posted: 2010-11-10

Recruitment & Eligibility

• Status: UNKNOWN
• Sex: All
• Target Recruitment: 100

Inclusion Criteria

• Elective primary total knee replacement surgery under neuraxial anesthesia ASA<=4
• Able to give informed consent
• Able to cooperate with sensory and motor testing of lower limb function

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Exclusion Criteria

• coagulopathy
• Allergy to local anaesthetic or postanalgesic rescue regimen
• Signs, symptoms or laboratory evidence of local infection or systemic sepsis
• No pre-existing neurological deficit (sensory or motor) affecting lower limb
• Patients with lower limb amputations

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Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
NS	NUUS	stimulating catheter will be inserted using stimulator

Primary Outcome Measures

Name	Time	Method
time and number of attempts to perform block, the efficacy of the block	during the block procedure

Secondary Outcome Measures

Name	Time	Method
postoperative analgesic effect	pod 1-3

Trial Locations

Locations (1)

Peking University Third Hosptial; 🇨🇳 Beijing, China