Jean-Pierre Fischer

ORCID: 0000-0003-1918-9440
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About
Contact & Profiles
Research Areas
  • Shoulder Injury and Treatment
  • Shoulder and Clavicle Injuries
  • Orthopaedic implants and arthroplasty
  • Nerve Injury and Rehabilitation
  • Trauma Management and Diagnosis
  • Glioma Diagnosis and Treatment
  • Total Knee Arthroplasty Outcomes
  • Orthopedic Infections and Treatments
  • Spinal Fractures and Fixation Techniques
  • Bone health and treatments
  • Cervical and Thoracic Myelopathy
  • Orthopedic Surgery and Rehabilitation
  • Bone Tissue Engineering Materials
  • Peripheral Artery Disease Management
  • Lipoproteins and Cardiovascular Health
  • Orthodontics and Dentofacial Orthopedics
  • Musculoskeletal pain and rehabilitation
  • Cerebrovascular and Carotid Artery Diseases
  • Bone health and osteoporosis research
  • Renal and Vascular Pathologies
  • Management of metastatic bone disease
  • Dental Implant Techniques and Outcomes
  • Bone fractures and treatments
  • Connective tissue disorders research
  • Spine and Intervertebral Disc Pathology

Leipzig University
2020-2025

Deutsches Biomasseforschungszentrum
2019-2021

Anteroinferior shoulder dislocations require surgical intervention when related to critical glenoid bone loss. Scapular spine blocks have emerged as a promising alternative traditional augmentation techniques. However, limited data exist on their biomechanical stability using different suture-based fixation This study aimed evaluate primary and micromotion after scapular block. A total of 31 fresh-frozen human specimens underwent block augmentation. The were randomized into three groups:...

10.3390/life15040658 article EN cc-by Life 2025-04-16

Anterior glenoid reconstruction using bone blocks is increasingly recognised as treatment option after critical loss. In this study, a biomechanical test setup used to assess micromotion block augmentation at the glenoid, comparing with spina-scapula standard coracoid (Latarjet). Twenty-four synthetic shoulder specimens were tested. Two surgical techniques (coracoid and augmentation) on two different types of (Synbone Sawbone). The cyclically loaded according 'rocking horse' defined in ASTM...

10.1080/03091902.2025.2492127 article EN cc-by Journal of Medical Engineering & Technology 2025-04-21

Data collection of mechanical parameters from compressive tests play a fundamental role in FE modelling bone tissues or the developing and designing implants, especially referring to osteoporosis other forms loss. A total 43 cylindrical samples (Ø8 × 16 mm) were taken freshly frozen proximal femora using tenon cutter. All underwent BMD measurement additionally apparent- relative- bulk density (ρapp, ρr, ρb) determined bordering specimen on distal regions. classified as "normal", "osteopenia"...

10.1038/s41598-021-92685-z article EN cc-by Scientific Reports 2021-06-24

Glenoid bone loss is among the most important risk factors for recurrent anterior shoulder instability, and a bony reconstruction recommended in cases of critical (> 15%). The commonly used surgical techniques, including coracoid transfer, are associated with considerable complications. aim this study was to assess motion at glenoid-bone-block interface after spina-scapula bone-block glenoid.Twelve cadaveric shoulders were tested. A 20% defect glenoid created, specimens randomly assigned...

10.1186/s12891-023-06914-9 article EN cc-by BMC Musculoskeletal Disorders 2023-10-05

Horizontal instability is a common problem after acromioclavicular joint injuries. The aim of this study was to evaluate if there difference regarding horizontal stability between an anatomical and non-anatomical configuration the double tunnel coraco-clavicular ligament reconstruction joint.Thirteen joints human cadaveric shoulders in ethanol-glycerin fixation were included underwent cyclic anterior posterior translational testing at load 70 N using electromechanical uniaxial machine....

10.1007/s00402-021-03894-0 article EN cc-by Archives of Orthopaedic and Trauma Surgery 2021-04-21

All current total hip arthroplasty (THA) systems are modular in design. Only during the operation femoral head and stem get connected by a Morse taper junction. The junction is realized hammer blows from surgeon. Decisive for strength maximum force acting once direction of neck axis, which mainly influenced applied impulse surrounding soft tissues. This leads to large differences assembly forces between surgeries. study aimed quantify different surgeons under influence tissue.First,...

10.1186/s42836-021-00075-7 article EN cc-by Arthroplasty 2021-05-01

Abstract Background All current total hip arthroplasty (THA) systems are modular in design. Only during the operation femoral head and stem get connected by a Morse taper junction. The junction is realized hammer blows from surgeon. Decisive for strength maximum force acting once direction of neck axis, which depends both on applied impulse damping human soft tissues. This leads to large differences assembly forces between surgeons. investigation different surgeons under influence tissue...

10.21203/rs.3.rs-62417/v1 preprint EN cc-by Research Square (Research Square) 2020-08-26
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