Ultrasound-guided Continuous Adductor Canal Block for Analgesia After Total Knee Replacement: Comparison of Block at the Entrance and Middle of the Canal

Peking Union Medical College Hospital1 site in 1 country62 target enrollmentMay 11, 2019

ConditionsTotal Knee Arthroplasty Analgesia Nerve Block

Overview

Phase: Not Applicable
Intervention: Not specified
Conditions: Total Knee Arthroplasty
Sponsor: Peking Union Medical College Hospital
Enrollment: 62
Locations: 1
Primary Endpoint: cumulative sulfentanil consumption at 24 hours after surgery
Status: Completed
Last Updated: 6 years ago

Overview Investigators Eligibility Criteria Outcomes Sites Similar Trials

Overview

Brief Summary

This study compares the tow technique of continues adductor canal block for total knee replacement surgery. Half participants will receive catheterization at the entrance of the adductor canal, while the other half will receive catheterization at the middle point of the adductor canal.

Registry

clinicaltrials.gov

Start Date

May 11, 2019

End Date

December 16, 2019

Last Updated

6 years ago

Study Type

Interventional

Study Design

Parallel

Sex

All

Investigators

Sponsor

Peking Union Medical College Hospital

Responsible Party

Principal Investigator

Cui Xulei

Attending physician

Peking Union Medical College Hospital

Eligibility Criteria

Inclusion Criteria

•18-80 years
•Knee-arthroscopy
•Written consent
•ASA I-III
•BMI 19-35

Exclusion Criteria

•Unable to communicate with the investigators (e.g., a language barrier or a neuropsychiatric disorder).
•coagulopathy or on anticoagulant medication
•Allergic reactions toward drugs used in the trial
•History of substance abuse
•Infection at injection site
•Can not be mobilised to 5 meters of walk pre-surgery

Outcomes

Primary Outcomes

cumulative sulfentanil consumption at 24 hours after surgery

Time Frame: 24 hours after surgery

Secondary Outcomes

incidence of postoperative nausea and vomiting (PONV)(within 48 hours after surgery)
Patient satisfaction with anesthesia(within 5th day after surgery)
complications(within 3days after surgery)
cumulative sulfentanil consumption at other time points after surgery(2,4,8,48 hours postoperatively)
the strength of quadriceps femoris(0,2,4,8,24,48 hours postoperatively)
The pain scores at rest determined by the numeric rating scale (NRS, 0-10)(at 0,2,4,8,24,48 hours postoperatively)
The pain scores on adduction of the keen determined by the numeric rating scale (NRS, 0-10)(at 0,2,4,8,24,48 hours postoperatively)