Natural History of Pain After Shoulder Arthroplasty Conducted With Multimodal Analgesia



Status:Completed
Conditions:Post-Surgical Pain
Therapuetic Areas:Musculoskeletal
Healthy:No
Age Range:18 - 80
Updated:6/20/2018
Start Date:January 27, 2017
End Date:March 22, 2018

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This study aims to identify the timeline of pain following total shoulder replacement with
the goal of developing data for a subsequent randomized trial. The investigators believe that
with using HSS's current protocol, many patients have postoperative pain that is no worse
than their preoperative pain. Previous HSS anesthesia protocols for total shoulder
arthroplasty patients have not formally followed patients past their hospital discharge, and
the investigators believe that some patients do experience moderate to severe subacute
postoperative pain. Therefore, this study's primary outcome is to look at the numeric pain
scores at 14 days after surgery. Future studies will look at measures of preventing bruising
and subsequent pain after shoulder replacement.

This is a pilot study, with the goals of

1. developing data for a subsequent randomized trials

2. describing the pain trajectory after total shoulder arthroplasty given comprehensive
multimodal perioperative analgesia

3. gathering preliminary data about which shoulder arthroplasty patients are at high risk
for moderate or severe postoperative pain (NRS with movement, POD14, moderate >= 4- 6;
Gerbershagen 2011; severe >= 7-10, Krebs 2007) Potential factors include fibromyalgia
score, catastrophizing score, anxiety/depression score, gender, preoperative opioid use

4. gathering preliminary data on the potential association between the predictors listed in
(c) and NRS pain score with movement on POD 14.

5. estimating incidence and severity of postoperative bruising on POD 14

Inclusion Criteria:

- All patients eligible for the standardized anesthetic for TSA

- Patients who are capable to provide informed consent and answer questions in English
(Study involves questionnaires validated in English)

- Age 18-80

Exclusion Criteria:

- Incapable to provide informed consent

- Contraindications for regional anesthesia (anticoagulation, infection at injection
site)

- Patients undergoing TSA for Trauma or Rheumatoid Arthritis

- Revision TSA (previous non-TSA surgery is not an exclusion)

- Conversion of hemiarthroplasty to TSA

- Planned use of tranexamic acid
We found this trial at
1
site
535 E 70th St
New York, New York 10021
(212) 606-1000
Phone: 646-714-6270
Hospital for Special Surgery Founded in 1863, Hospital for Special Surgery is the nation
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mi
from
New York, NY
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