John W. Sperling

ORCID: 0000-0002-6569-7860
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About
Contact & Profiles
Research Areas
  • Shoulder Injury and Treatment
  • Shoulder and Clavicle Injuries
  • Nerve Injury and Rehabilitation
  • Orthopedic Surgery and Rehabilitation
  • Orthopedic Infections and Treatments
  • Cardiac Valve Diseases and Treatments
  • Orthopaedic implants and arthroplasty
  • Trauma Management and Diagnosis
  • Streptococcal Infections and Treatments
  • Venous Thromboembolism Diagnosis and Management
  • Hip disorders and treatments
  • Elbow and Forearm Trauma Treatment
  • Musculoskeletal pain and rehabilitation
  • Cardiac Arrhythmias and Treatments
  • Musculoskeletal synovial abnormalities and treatments
  • Surgical site infection prevention
  • Total Knee Arthroplasty Outcomes
  • Vascular Procedures and Complications
  • Bone fractures and treatments
  • Spine and Intervertebral Disc Pathology
  • Anesthesia and Pain Management
  • Blood transfusion and management
  • Bone Tumor Diagnosis and Treatments
  • Healthcare Systems and Technology
  • Musicians’ Health and Performance

Mayo Clinic in Arizona
2016-2025

WinnMed
1999-2024

Mayo Clinic
2014-2024

University of Modena and Reggio Emilia
2023

Mayo Clinic in Florida
2016-2019

Zimmer Biomet (United States)
2017

Arthritis Foundation
2017

National Institutes of Health
2017

University of Minnesota Rochester
2005-2016

Tohoku University
2015

Seventy-eight Neer hemiarthroplasties and thirty-six total shoulder arthroplasties were performed at our institution, between January 1, 1976, December 31, 1985, in ninety-eight patients who fifty years old or less. Two (two shoulders) died, four (four lost to follow-up. The remaining seventy-four (95 per cent) sixty-four thirty-four (94 thirty-one included the clinical analysis as preoperative operative records complete had been followed for least five (mean, 12.3 years) until revision. All...

10.2106/00004623-199804000-00002 article EN Journal of Bone and Joint Surgery 1998-04-01

Between 1972 and 1994, 2279 patients underwent primary shoulder arthroplasty (2512 shoulders) 194 revision (222 at the authors’ institution. Of these, 18 with arthroplasties (19 seven (seven were diagnosed deep periprosthetic infection. Additionally, during this period, one patient (one shoulder) a previously revised referred to institution for treatment of Two (two excluded because incomplete medical records component removal performed elsewhere. The average time from diagnosis infection...

10.1097/00003086-200101000-00028 article EN Clinical Orthopaedics and Related Research 2001-01-01

We recently described a sonication technique for the diagnosis of prosthetic knee and hip infections. compared periprosthetic tissue culture to implant followed by sonicate fluid shoulder infection. One hundred thirty-six patients undergoing arthroplasty revision or resection were studied; 33 had definite infections 2 probable Sonicate was more sensitive than detection infection (66.7 54.5%, respectively; P = 0.046). The specificities similar (98.0% 95.1%, 0.26). Propionibacterium acnes...

10.1128/jcm.01686-08 article EN Journal of Clinical Microbiology 2009-03-05

The Latarjet procedure has been used commonly for extra-articular treatment of anterior glenohumeral joint instability. Recently, the technique also as a bone-grafting to repair large glenoid defects. "sling effect" and "bone-block have proposed stabilizing mechanisms this procedure. aim study was determine procedure.Eight fresh-frozen shoulders were prepared tested with use custom testing machine instrumented load cell. With 50-N axial force applied humerus, humeral head translated...

10.2106/jbjs.l.00777 article EN Journal of Bone and Joint Surgery 2013-08-01

Currently, there is little information available on the treatment and outcome of intraoperative periprosthetic humeral fractures that occur during shoulder arthroplasty. The purpose this study was to report incidence, treatment, of, as well risk factors for, fractures.Between 1980 2002, forty-five occurred arthroplasty at our institution. Twenty-eight primary total arthroplasty, three hemiarthroplasty, fourteen revision Nineteen involved greater tuberosity, sixteen shaft, six metaphysis,...

10.2106/jbjs.h.00439 article EN Journal of Bone and Joint Surgery 2009-03-01

Background: Conventional wisdom suggests that the glenoid defect after a shoulder dislocation is anteroinferior. However, recent studies have found located anteriorly. The purposes of this study were (1) to clarify critical size anterior and (2) demonstrate stabilizing mechanism bone-grafting. Methods: Thirteen cadaver shoulders investigated. With use custom testing machine with 50-N compression force, peak translational force was needed move humeral head lateral displacement measured. used...

10.2106/jbjs.i.00261 article EN Journal of Bone and Joint Surgery 2010-09-01

The reported rate of complications reverse shoulder arthroplasty (RSA) seems to be higher than the complication anatomical total arthroplasty.The overall primary RSA is approximately 15%; when used in revision setting, may approach 40%.The most common include instability, infection, notching, loosening, nerve injury, acromial and scapular spine fractures, intra-operative fractures component disengagement.Careful attention implant design surgical technique, including implantation components...

10.1302/2058-5241.1.160003 article EN cc-by-nc-nd EFORT Open Reviews 2016-03-01

Background: Currently, there is little information concerning periprosthetic humeral fractures after shoulder arthroplasty. Therefore, we reviewed our experience with these to determine the results of treatment, risk factors for fracture, and rates reoperation. Methods: Between 1976 2001, nineteen postoperative occurred among 3091 patients who had undergone arthroplasty at institution. Sixteen a complete series radiographs were included in this study. The average time from fracture was...

10.2106/00004623-200404000-00003 article EN Journal of Bone and Joint Surgery 2004-04-01

C-reactive protein (CRP) and erythrocyte sedimentation rate (ESR) have been shown to be useful for diagnosis of prosthetic hip knee infection. Little information is available on CRP ESR in patients undergoing revision or resection shoulder arthroplasties spine implants.We analyzed preoperative 636 subjects who underwent (n=297), (n=221) (n=64) arthroplasty, implant (n=54) removal. A standardized definition orthopedic implant-associated infection was applied. Receiver operating curve analysis...

10.1371/journal.pone.0009358 article EN cc-by PLoS ONE 2010-02-19

10.1016/j.jse.2006.05.013 article EN Journal of Shoulder and Elbow Surgery 2007-02-23

Our objective was to examine the rate of revision and its predictive factors in patients undergoing total shoulder arthroplasty (TSA). We used prospectively collected data from Mayo Clinic Total Joint Registry five-, ten- 20-year revision-free survival following TSA factors. examined patient characteristics (age, gender, body mass index, comorbidity), implant fixation (cemented versus uncemented), American Society Anesthesiologists class underlying diagnosis. Univariate multivariable...

10.1302/0301-620x.93b11.26938 article EN Journal of Bone and Joint Surgery - British Volume 2011-11-01

10.1016/j.jse.2005.02.012 article EN Journal of Shoulder and Elbow Surgery 2005-09-01

Loosening of a cemented glenoid component is an important cause failure in shoulder arthroplasty. This study was developed to examine the outcome patients managed with metal-backed, bone-ingrowth as alternative component.The group included eighty-three total arthroplasties performed between 1989 and 1994. Seventy-four shoulders had diagnosis primary osteoarthritis, nine other diagnoses. All were followed radiographically clinically for minimum two years or until time revision surgery....

10.2106/jbjs.g.00966 article EN Journal of Bone and Joint Surgery 2008-10-01

While frequently discussed as a standard treatment for the management of an infected shoulder replacement, there is little information on outcome two-stage re-implantation. We examined 17 consecutive patients (19 shoulders) who were treated between 1995 and 2004 with re-implantation deep-infection after replacement. All 19 shoulders followed minimum two years or until time further revision surgery. The mean clinical follow-up was 35 months (24 to 80). radiological 27 (7 There excellent...

10.1302/0301-620x.90b4.20002 article EN Journal of Bone and Joint Surgery - British Volume 2008-03-31
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