Platelet-rich Plasma (PRP) Injection for Treating Shoulder Subacromial Impingement Syndrome (ShIP)

June 27, 2017 updated by: Muhyeddine Al-Taki, American University of Beirut Medical Center

Comparing Subacromial Injection of Platelet-rich Plasma Versus Methylprednisolone in the Treatment of Shoulder Subacromial Impingement Syndrome

The purpose of this study is to determine whether injection of platelet-rich plasma derived from patient's blood is effective in treatment of shoulder subacromial impingement syndrome as compared to the current protocol of methylprednisolone injection.

Study Overview

Detailed Description

Patients presenting with shoulder pain to the study location will be screened by the principal investigator. Once diagnosed clinically with shoulder subacromial impingement syndrome, they will be invited to join the study. They will be invited to separate academic office to be explained about the study, its voluntary and confidential basis as per our Institutional Review Board (IRB) approved protocols.

After signing informed consent form and recruitment, they will be assigned randomly to one of the study arms through software-generated sequential allocation packaged in an opaque envelope. All involved except the principal investigator and patient are blinded.

There are two groups/arms in the study. The experimental arm will include subacromial injection of study subjects with autologous platelet-rich plasma; wheres subjects in the other study arm will be injected with methylprednisolone.

The outcome will be assessed through three scores. The study subjects will be asked to complete Oxford Shoulder Score questionnaire and health-related quality of life SF-36 questionnaire and Constant-Murley score will be measured through physician-based assessment done by the residents involved in the study. This will be done during the baseline visit before injection and repeated at 2, 6, 12 weeks and 6 months follow-up visits.

Also any adverse effects of both treatment arms will be monitored and reported as appropriate.

The investigators hypothesize that injecting platelet-rich plasma into the subacromial space of patients with subacromial impingement will result in decreased pain and increased function at 6 months follow-up (assessed by Constant-Murley Score, Oxford Shoulder Score, and Short Form-36 (SF-36) questionnaire) as compared to patients injected with methylprednisolone.

Study Type

Interventional

Enrollment (Actual)

19

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Beirut, Lebanon, 11-236
        • American University of Beirut Medical Center

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 65 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Any adult male or female between 18 and 65 years of age, inclusive, with clinical diagnosis of shoulder subacromial impingement

Exclusion Criteria:

  • Age below 18 or above 65 years
  • History of prior shoulder injections or surgery
  • History of fracture of the acromion, clavicle, scapula, or proximal humerus
  • Known allergy to corticosteroids
  • Known allergy to lidocaine

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: platelet-rich plasma group
Autologous platelet-rich plasma subacromial injection
Once randomized to platelet-rich plasma arm, the study subject will have 30cc of blood drawn and centrifuged using the "Recover(TM) Platelet Separation Kit" (Biomet Biologics, Warsaw, Indiana, USA). The extracted platelet-rich plasma part will be re-injected into the subacromial space of the subject's affected shoulder.
Other Names:
  • PRP
  • autologous platelet-rich plasma
Active Comparator: Methylprednisolone group
Methylprednisolone subacromial injection
Once randomized to Methylprednisolone arm, the study subject will have an injection with 2ml of Methylprednisolone (40mg/ml methylprednisolone acetate injectable suspension) (Pharmacia Upjohn, Kalamazoo, Michigan, USA) with 2ml of lidocaine hydrochloride 2% (Hameln Pharmaceuticals Ltd, Gloucester, UK) into the subacromial space of their affected shoulder.
Other Names:
  • methylprednisolone acetate

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Constant-Murley Total Score
Time Frame: 6 months post-injection
The sum of scores from different domains of Constant-Murley Questionnaire
6 months post-injection

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Constant-Murley Pain Score
Time Frame: 6 months post-injection
Pain score derived from Pain domain of Constant-Murley Questionnaire
6 months post-injection
Constant-Murley Function score
Time Frame: 6 months post-injection
Function score derived from function domain of Constant-Murley Questionnaire
6 months post-injection
Constant-Murley ROM score
Time Frame: 6 months post-injection
Range of motion assessment score derived from range of motion domain of Constant-Murley Questionnaire
6 months post-injection

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Muhyeddine Al-Taki, MD, American University of Beirut Medical Center

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

September 1, 2015

Primary Completion (Actual)

January 1, 2017

Study Completion (Actual)

January 1, 2017

Study Registration Dates

First Submitted

October 15, 2015

First Submitted That Met QC Criteria

January 27, 2016

First Posted (Estimate)

February 1, 2016

Study Record Updates

Last Update Posted (Actual)

June 28, 2017

Last Update Submitted That Met QC Criteria

June 27, 2017

Last Verified

June 1, 2017

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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