Prospective Evaluation of Interscalene Nerve Catheters vs. Single Injection Blocks
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ClinicalTrials.gov Identifier: NCT01385449
Verified October 2015 by University of Wisconsin, Madison. Recruitment status was: Active, not recruiting
The primary hypothesis is that those patients who choose an interscalene catheter will have less pain postoperatively than those with single injection blocks. Secondary hypotheses examine physical therapy outcomes and incidence of parasthesia or pain following surgery for up to 3 months.
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Ages Eligible for Study:
18 Years to 79 Years (Adult, Senior)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
American Society of Anesthesiologists (ASA) physical status 1-3
18-79 years of age, inclusive
body mass index of < 36 kg/m2.
The ability to understand local anesthetic related complications and care of a CPNB
Presence of a caretaker with them during the first 24 hours of local anesthetic infusion, and on a daily basis.
The ability to communicate with the practitioner managing the catheter.
Residence within 2 hours of University of Wisconsin Hospital and Clinics
Any contraindication to a continuous interscalene catheter placement
Clinically significant pulmonary disease
Clinically significant cardiac disease
Allergy to ropivacaine
Peripheral or central nervous system disease
Current (or planned) anticoagulation therapy or disease
Local infection over area of catheter placement
Renal or hepatic failure
History of opioid dependence
Significant psychiatric disease
Pregnancy or lactation (Subjects will be asked if it is possible they could be pregnant. If a subject responds in the affirmative, a pregnancy test will be done.)