Comparing Ropivacaine Adductor Canal Blockade by Surgeon Versus Anesthesiologist

Rothman Institute Orthopaedics164 enrolled

Overview

The purpose of this study is to evaluate the efficacy of two methods of administering an adductor canal block (ACB) following total knee arthroplasty (TKA); intraoperative surgeon performed intra-articular adductor canal block (IACB) and anesthesiologist ultrasound guided ADC in the post-anesthesia recovery unit (PACU).

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

TREATMENT

Masking

SINGLE

Enrollment

164

Conditions

Pain, Postoperative Satisfaction

Interventions

RopivacaineDRUG

For primary TKA, Ropivacaine is used in both arms, either performed intra-operatively by surgeon or post-operatively (ultrasound guided) by anesthesiologist.

Eligibility

Sex: ALLMin age: 18 YearsMax age: 80 Years

Medical Language ↔ Plain English

Inclusion Criteria: * Patients undergoing unilateral primary TKA with underlying diagnosis of osteoarthritis * ASA I - III * Spinal anesthesia * All patients will have cemented total knee utilizing a medial parapatellar approach with posterior stabilized or cruciate retaining implants. A tourniquet will be used in all cases. * Patients must be between 18 and 80 years of age. * Active and valid email address for the participant. Exclusion Criteria: * Allergy to anesthetics or study analgesic medications. * Contraindication to regional anesthesia * Non-english speaking * ASA IV or greater * Renal insufficiency with Cr \> 2.0 or hepatic failure * General or epidural anesthesia * Sensory/motor disorder involving the operative limb * Patients who consume preoperative opioids for pain control. * Pregnant women * Mentally disabled patients and patients with psychiatric disorders that would prevent them from properly understanding and evaluating an informed consent process. * Prisoners

Locations (1)

Rothman Institute

Philadelphia, Pennsylvania, United States

Outcomes

Primary Outcomes

Change in visual analog scale pain score

The primary end point is the patients' reported visual analogue pain score (VAS). 0-100mm scale

Time frame: Up to 6 weeks post-surgery

Secondary Outcomes

Change in range of motion

Range of motion

Time frame: up to 6 weeks post-surgery

Change in timed up and go

Timed up and go

Time frame: up to 6 weeks post-surgery

Change in daily opioid consumption

daily opioid consumption

Time frame: up to 6 weeks post-surgery

Data from ClinicalTrials.gov

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