- ICH GCP
- Registre américain des essais cliniques
- Essai clinique NCT01424969
The Effects of Platelet Rich Plasma on the Integrity of Rotator Cuff Repair
Effects of Platelet-Rich Fibrin Matrix on Repair Integrity of At-Risk Rotator Cuff Tears
Aperçu de l'étude
Statut
Les conditions
Description détaillée
Increased age, larger tear size, and more advanced fatty degeneration of the rotator cuff musculature have been correlated with poorer healing rates after rotator cuff repair. Platelets are an endogenous source of growth factors present during rotator cuff healing.
The investigators hypothesis is that augmentation of rotator cuff repairs with platelet-rich fibrin matrix (PRFM) may improve the biology of rotator cuff healing and thus improve functional outcome scores and retear rates after repair.
Rotator cuff tears at risk for retear were prospectively identified using an algorithm; points were assigned for age (50-59 years = 1; 60-69 years = 2; .70 years = 3), anterior-to-posterior tear size (2-2.9 cm = 0; 3-3.9 cm = 1; .4 cm = 2), and fatty atrophy (Goutallier score 0-2 = 0; Goutallier score 3-4 = 1). Three points were required for enrollment. Arthroscopic rotator cuff repair was performed with the addition of PRFM. Preoperative and 1-year postoperative magnetic resonance imaging (MRI) and functional outcome scores were obtained. Imaging and functional outcomes were compared with historical controls meeting the same enrollment criteria.
Enrollment for the study began in September 2008 and continued until March 2010.
Type d'étude
Inscription (Réel)
Contacts et emplacements
Lieux d'étude
-
-
Utah
-
Salt Lake city, Utah, États-Unis, 84108
- University Of Utah Orthopedics Center
-
-
Critères de participation
Critère d'éligibilité
Âges éligibles pour étudier
Accepte les volontaires sains
Sexes éligibles pour l'étude
Méthode d'échantillonnage
Population étudiée
La description
Inclusion Criteria:
- Algorithm score greater and equal to 3
- Both men and women over the age of 50
- Full-thickness rotator cuff tear at least 2 cm in size
- Tear repairable by arthoscopic-only techniques
Exclusion Criteria:
- Inflamation joint disease
- Active use of oral steroids
- Irreparable rotator cuff tear
- Subscapularis tear requiring open repair
- Claustrophobia
- Prior rotator cuff sugery on the affected shoulder
- Failure to return for follow-up magnetic resonance imaging scan
Plan d'étude
Comment l'étude est-elle conçue ?
Détails de conception
Cohortes et interventions
Groupe / Cohorte |
---|
PRFM Group
Patients were selected prospectively for the study based on a 3-part algorithm used to identify rotator cuff tears at risk for retear.
A total algorithm score of 3 or greater was required for enrollment in the study.
|
Control Group
The control group were recruited retrospectively.
Patients who have undergone arthroscopic repair of rotator cuff tears with similar size characteristics without PRFM augmentation will be encouraged to participate by letter initially, and then by telephone invitation.
The same inclusion and exclusion criteria applied.
MRI, pain, and functional scores will be collected in the same manner as the PRFM group at one time point at least one year post operatively.
|
Que mesure l'étude ?
Principaux critères de jugement
Mesure des résultats |
Description de la mesure |
Délai |
---|---|---|
Preoperative and 1-year postoperative magnetic resonance imaging (MRI) and functional outcome scores
Délai: 1 year
|
Patients with symptomatic rotator cuff tears identified by clinical exam and MRI that measure greater than two centimeters or are retracted medially to the level of the humeral head cartilage.
Shoulder pain scores, functional scores, and MRI data will be obtained pre-operatively and compared to the same data collected 1 year post-operatively.
|
1 year
|
Collaborateurs et enquêteurs
Parrainer
Les enquêteurs
- Chercheur principal: Robert Burks, MD, University Of Utah Orthopedics Center
Dates d'enregistrement des études
Dates principales de l'étude
Début de l'étude
Achèvement primaire (Réel)
Achèvement de l'étude (Réel)
Dates d'inscription aux études
Première soumission
Première soumission répondant aux critères de contrôle qualité
Première publication (Estimation)
Mises à jour des dossiers d'étude
Dernière mise à jour publiée (Estimation)
Dernière mise à jour soumise répondant aux critères de contrôle qualité
Dernière vérification
Plus d'information
Termes liés à cette étude
Mots clés
Termes MeSH pertinents supplémentaires
Autres numéros d'identification d'étude
- 29598
Ces informations ont été extraites directement du site Web clinicaltrials.gov sans aucune modification. Si vous avez des demandes de modification, de suppression ou de mise à jour des détails de votre étude, veuillez contacter register@clinicaltrials.gov. Dès qu'un changement est mis en œuvre sur clinicaltrials.gov, il sera également mis à jour automatiquement sur notre site Web .