Hip Scope Fascia-iliaca (FI) Block Study

The Hawkins Foundation

Status and phase: Completed; Phase 4

Conditions: Hip Dysplasia; Femoroacetabular Impingement; Acetabular Labrum Tear

Treatments: Drug: Epinephrine; Drug: ropivicaine; Drug: clonidine; Drug: Noropin

Study type: Interventional

Funder types: Other

Identifiers

NCT02365961

Pro00038232

Details and patient eligibility

About

Patients undergoing a hip scope procedure will be recruited for this study. They will be randomized to either receive a nerve block or no nerve block (pain medicine only). Pain levels and clinical outcomes will be assessed through 3 months post-operatively.

Enrollment: 84 patients

Sex: All

Ages: 18 to 65 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Scheduled for outpatient hip arthroscopy
• American Society of Anesthesiologists (ASA) 1-3

Exclusion criteria

• Prior surgery on ipsilateral hip
• ASA 4-6
• Chronic narcotic usage over 6 months or more than the equivalent of 20mg of morphine per day
• Current or prior placement of a spinal cord stimulator or intrathecal pump for pain control purposes
• Allergy to amide local anesthetics
• Contraindication to regional anesthesia
• BMI > 40
• Females who are pregnant or plan to get pregnant during the course of the study

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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84 participants in 2 patient groups

FI Block

Experimental group

Description:

Fascia iliaca block consisting of up to 60 mL of 0.35% ropivicaine at a dose of 3 mg/kg (with adjuvants of 100 mcg clonidine \[per 60 mL\] and epinephrine 1:400,000)

Treatment:

Drug: clonidine

Drug: ropivicaine

Drug: Epinephrine

Local Injection

Active Comparator group

Description:

Local anesthetic in the hip joint consisting of 30cc of 0.5% Noropin

Treatment:

Drug: Noropin