N/A N=154 Randomized Triple-blind Treatment

Effect of Local Anesthetic Dose on Interscalene Block

Shoulder Arthroscopy · Interscalene Block

Bottom Line

View on ClinicalTrials.gov: NCT01701115 ↗

Enrolled (actual)

154

Serious AEs

0.0%

Results posted

Oct 2017

Primary outcome: Primary: Handgrip Strength — 6.45; 2.98 kg

Study Design & Population

Study type: Interventional
Phase: N/A
Interventions: Low Dose (20 ml) Local Anesthetic Volume for Interscalene Block (Procedure); Control Dose (40 mL) Local Anesthetic Volume for Interscalene Block (Procedure); Low Dose (20 mL) Local Anesthetic (Mepivacaine:Bupivacaine) (Drug); Control Dose (40 mL) Local Anesthetic (Mepivacaine:Bupivacaine) (Drug)
Age: Adult, Older Adult · 18+ yrs
Sex: All
Sponsor: Hospital for Special Surgery, New York
Primary completion: Aug 2013

Outcome Measures

Outcome	Result	p-value
PRIMARY Handgrip Strength	6.45; 2.98	—
SECONDARY Patient Readiness to Discharge	60; 65	—
SECONDARY Duration of Analgesia	993; 960	—
SECONDARY Side Effects	23; 22	—

Summary

The purpose of this study is to determine if a decrease in the standard volume of local anesthetic used to numb your shoulder area before shoulder arthroscopy will provide adequate anesthesia for the procedure and decrease the amount of time until you are ready for discharge from the hospital.

Eligibility Criteria

Inclusion Criteria

Age: 18 - 80 years old
Surgical time 80 years old
Chronic pain patients (on narcotics/opioids > 3 months)
Open shoulder surgical procedure
BMI > 40
Pre-existing neurological condition
Patient refusal of interscalene block
Severe respiratory disease or hemidiaphragmatic dysfunction
Allergy to any local anesthetics
Planned general anesthesia

View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT01701115). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.