Humeral component retroversion in reverse total shoulder arthroplasty: a biomechanical study

2012 ◽  
Vol 21 (9) ◽  
pp. 1121-1127 ◽  
Author(s):  
Lawrence V. Gulotta ◽  
Dan Choi ◽  
Patrick Marinello ◽  
Zakary Knutson ◽  
Joseph Lipman ◽  
...  
2021 ◽  
pp. 175857322110193
Author(s):  
Arjun K Reddy ◽  
Jake X Checketts ◽  
B Joshua Stephens ◽  
J Michael Anderson ◽  
Craig M Cooper ◽  
...  

Background Thus, the purpose of the present study was to (1) characterize common postoperative complications and (2) quantify the rates of revision in patients undergoing hemiarthroplasty to reverse total shoulder arthroplasty revisional surgery. We hypothesize that hardware loosenings will be the most common complication to occur in the sample, with the humeral component being the most common loosening. Methods This systematic review adhered to PRISMA reporting guideline. For our inclusion criteria, we included any study that contained intraoperative and/or postoperative complication data, and revision rates on patients who had undergone revision reverse total shoulder arthroplasty due to a failed hemiarthroplasty. Complications include neurologic injury, deep surgical site infections, hardware loosening/prosthetic instability, and postoperative fractures (acromion, glenoid, and humeral fractures). Results The study contained 22 studies that assessed complications from shoulders that had revision reverse total shoulder arthroplasty from a hemiarthroplasty, with a total sample of 925 shoulders. We found that the most common complication to occur was hardware loosenings (5.3%), and of the hardware loosenings, humeral loosenings (3.8%) were the most common. The revision rate was found to be 10.7%. Conclusion This systematic review found that revision reverse total shoulder arthroplasty for failed hemiarthroplasty has a high overall complication and reintervention rates, specifically for hardware loosening and revision rates.


Joints ◽  
2015 ◽  
Vol 03 (02) ◽  
pp. 62-66 ◽  
Author(s):  
Raffaele Russo ◽  
Giuseppe Rotonda ◽  
Michele Ciccarelli ◽  
Fabio Cautiero

Purpose: the aim of this study was to analyze complications of reverse total shoulder arthroplasty (RTSA) used to treat different shoulder diseases. Methods: from March 2000 to March 2013, 195 RTSA were implanted by the senior Author. The indications for reverse prosthesis surgery were secondary osteoarthritis (OA) in 49 cases, irreparable rotator cuff tear (RCT) in 48 cases, and complex humeral fractures in 75 cases, while 19 were patients requiring surgical revision for first prosthesis implant. We used different prostheses with different designs. Results: the clinical and radiological results of all the patients were analyzed retrospectively at an average follow-up of 7 years. The cases were divided into four groups on the basis of the diagnosis and complications were classified as perioperative, postoperative, or late. The mean total Constant score improved from 28 to 69 points in the OA group; from 21 to 70.8 points in the irreparable RCT group, to 76.4 in the fracture group, and from 16.6 to 59.8 points in the revision group. Scapular notching was observed in 59 cases (30.2%). Thirty-three other complications (16.9%) were observed, namely: hematomas (n=3), instability of the humeral component (n=1), scapular spine fractures (n=2), ulnar nerve deficit (n=2), long thoracic nerve palsy (n=2), deep infections (n=2), periprosthetic fractures (n=6), glenoid fractures (n=2), implant loosening (n=2), anterior deltoid muscle deficiency (n=2) and periarticular heterotopic calcifications (n=9). Conclusions: the rates of complications, especially fractures, reported in the present study were lower than those reported in the current literature. Level of evidence: Level IV, therapeutic case series.


2015 ◽  
Vol 24 (10) ◽  
pp. 1555-1559 ◽  
Author(s):  
Gregory Gilot ◽  
Andres M. Alvarez-Pinzon ◽  
Thomas W. Wright ◽  
Pierre-Henri Flurin ◽  
Michael Krill ◽  
...  

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