Karl Wieser

Summary

Affiliation: Balgrist University Hospital
Country: Switzerland

Publications

  1. ncbi request reprint Conversion of stemmed hemi- or total to reverse total shoulder arthroplasty: advantages of a modular stem design
    Karl Wieser
    Orthopaedic Department, Balgrist University Hospital, University of Zurich, Forchstrasse 340, 8008, Zurich, Switzerland
    Clin Orthop Relat Res 473:651-60. 2015
  2. ncbi request reprint Fluoroscopic, magnetic resonance imaging, and electrophysiologic assessment of shoulders with massive tears of the rotator cuff
    Karl Wieser
    Department of Orthopaedics, Balgrist University Hospital, University of Zurich, Zurich, Switzerland Electronic address
    J Shoulder Elbow Surg 24:288-94. 2015
  3. ncbi request reprint Autologous double-barrel vascularized fibula bone graft for arthrodesis of the shoulder after tumor resection
    Karl Wieser
    Department of Orthopaedics, Balgrist University Hospital, University of Zurich, Forchstrasse 340, Zurich, Switzerland
    Arch Orthop Trauma Surg 133:1219-24. 2013
  4. ncbi request reprint Stitch positioning influences the suture hold in supraspinatus tendon repair
    Karl Wieser
    Orthopaedic Department, Balgrist Hospital, University of Zurich, Forchstrasse 340, 8008 Zurich, Switzerland
    Knee Surg Sports Traumatol Arthrosc 21:1587-92. 2013
  5. ncbi request reprint Suture slippage in knotless suture anchors as a potential failure mechanism in rotator cuff repair
    Karl Wieser
    Orthopaedic Department, University of Zurich, Balgrist Hospital, Switzerland
    Arthroscopy 28:1622-7. 2012
  6. ncbi request reprint Controlled laboratory testing of arthroscopic shaver systems: do blades, contact pressure, and speed influence their performance?
    Karl Wieser
    Orthopaedic Department, University of Zurich, Balgrist Hospital, Zurich, Switzerland
    Arthroscopy 28:1497-503. 2012
  7. ncbi request reprint Experimental loss of menisci, cartilage and subchondral bone gradually increases anteroposterior knee laxity
    Karl Wieser
    Orthopedic Department, Balgrist University Hospital, University of Zurich, Zurich, Switzerland
    Knee Surg Sports Traumatol Arthrosc 20:2104-8. 2012
  8. ncbi request reprint Total hip replacement in patients with history of illicit injecting drug use
    Karl Wieser
    Orthopaedic Department, Balgrist University Hospital, University of Zurich, Forchstrasse 340, Zurich, Switzerland
    Arch Orthop Trauma Surg 132:1037-44. 2012
  9. ncbi request reprint Trochanteric osteotomy in primary and revision total hip arthroplasty: risk factors for non-union
    Karl Wieser
    Department of Orthopaedics, University of Zurich, Balgrist Hospital, Forchstrasse 340, Ch 8008 Zurich, Switzerland
    Arch Orthop Trauma Surg 132:711-7. 2012
  10. pmc Deltoid muscle shape analysis with magnetic resonance imaging in patients with chronic rotator cuff tears
    Dominik C Meyer
    Orthopaedic Department, Balgrist University Hospital, University of Zurich, Ramistrasse 71, 8006, Zurich, Switzerland
    BMC Musculoskelet Disord 14:247. 2013

Collaborators

Detail Information

Publications18

  1. ncbi request reprint Conversion of stemmed hemi- or total to reverse total shoulder arthroplasty: advantages of a modular stem design
    Karl Wieser
    Orthopaedic Department, Balgrist University Hospital, University of Zurich, Forchstrasse 340, 8008, Zurich, Switzerland
    Clin Orthop Relat Res 473:651-60. 2015
    ..However, revision of a well-fixed humeral stem has the potential risk of loss of humeral bone stock, nerve injury, periprosthetic fracture, and malunion or nonunion of a humeral osteotomy with later humeral component loosening...
  2. ncbi request reprint Fluoroscopic, magnetic resonance imaging, and electrophysiologic assessment of shoulders with massive tears of the rotator cuff
    Karl Wieser
    Department of Orthopaedics, Balgrist University Hospital, University of Zurich, Zurich, Switzerland Electronic address
    J Shoulder Elbow Surg 24:288-94. 2015
    ..It was the purpose of this paper to analyze structural, functional, and electrophysiologic variables that may determine preserved overhead function for patients with massive rotator cuff tears...
  3. ncbi request reprint Autologous double-barrel vascularized fibula bone graft for arthrodesis of the shoulder after tumor resection
    Karl Wieser
    Department of Orthopaedics, Balgrist University Hospital, University of Zurich, Forchstrasse 340, Zurich, Switzerland
    Arch Orthop Trauma Surg 133:1219-24. 2013
    ....
  4. ncbi request reprint Stitch positioning influences the suture hold in supraspinatus tendon repair
    Karl Wieser
    Orthopaedic Department, Balgrist Hospital, University of Zurich, Forchstrasse 340, 8008 Zurich, Switzerland
    Knee Surg Sports Traumatol Arthrosc 21:1587-92. 2013
    ..This study was designed to compare the pull-out strength of simple suture stitches in human supraspinatus tendons with respect to the position of the rotator cable...
  5. ncbi request reprint Suture slippage in knotless suture anchors as a potential failure mechanism in rotator cuff repair
    Karl Wieser
    Orthopaedic Department, University of Zurich, Balgrist Hospital, Switzerland
    Arthroscopy 28:1622-7. 2012
    ..To quantify the strength of suture fixation of knotless suture anchors in relation to the anchors' pullout strength and to compare these results with the static friction between different sutures and anchor materials...
  6. ncbi request reprint Controlled laboratory testing of arthroscopic shaver systems: do blades, contact pressure, and speed influence their performance?
    Karl Wieser
    Orthopaedic Department, University of Zurich, Balgrist Hospital, Zurich, Switzerland
    Arthroscopy 28:1497-503. 2012
    ....
  7. ncbi request reprint Experimental loss of menisci, cartilage and subchondral bone gradually increases anteroposterior knee laxity
    Karl Wieser
    Orthopedic Department, Balgrist University Hospital, University of Zurich, Zurich, Switzerland
    Knee Surg Sports Traumatol Arthrosc 20:2104-8. 2012
    ..We hypothesise that joint degeneration, however, may influence the anteroposterior knee laxity. Therefore, we set out to test this hypothesis simulating a progressively 'degenerated' joint in an experimental cadaveric setting...
  8. ncbi request reprint Total hip replacement in patients with history of illicit injecting drug use
    Karl Wieser
    Orthopaedic Department, Balgrist University Hospital, University of Zurich, Forchstrasse 340, Zurich, Switzerland
    Arch Orthop Trauma Surg 132:1037-44. 2012
    ....
  9. ncbi request reprint Trochanteric osteotomy in primary and revision total hip arthroplasty: risk factors for non-union
    Karl Wieser
    Department of Orthopaedics, University of Zurich, Balgrist Hospital, Forchstrasse 340, Ch 8008 Zurich, Switzerland
    Arch Orthop Trauma Surg 132:711-7. 2012
    ..However, non-union represents a clinically relevant complication. The purpose of the present study was to identify risk factors for trochanteric non-union...
  10. pmc Deltoid muscle shape analysis with magnetic resonance imaging in patients with chronic rotator cuff tears
    Dominik C Meyer
    Orthopaedic Department, Balgrist University Hospital, University of Zurich, Ramistrasse 71, 8006, Zurich, Switzerland
    BMC Musculoskelet Disord 14:247. 2013
    ..We set out to analyse the size and shape of the deltoid muscle on MR-arthrographies, and analyse its influence on shoulder function and its adaption (i.e. atrophy) for reduced shoulder function...
  11. ncbi request reprint Retraction of supraspinatus muscle and tendon as predictors of success of rotator cuff repair
    Dominik C Meyer
    Balgrist University Hospital, Orthopaedic Department, University of Zurich, Zurich, Switzerland
    Am J Sports Med 40:2242-7. 2012
    ..The structural failure rate of rotator cuff repair can exceed 50%. Important predictors for repair failure are preoperative fatty muscle infiltration and myotendinous retraction...
  12. ncbi request reprint Relationship of individual scapular anatomy and degenerative rotator cuff tears
    Beat K Moor
    Department of Orthopaedics, Balgrist University Hospital, Zurich, Switzerland Department of Orthopaedic Surgery and Traumatology, Inselspital, Bern University Hospital, Bern, Switzerland Electronic address
    J Shoulder Elbow Surg 23:536-41. 2014
    ....
  13. ncbi request reprint Surgical knot tightening: how much pull is necessary?
    Stefan Neuhofer
    Orthopaedic Department, Balgrist University Hospital, University of Zurich, Forchstrasse 340, 8008, Zurich, Switzerland
    Knee Surg Sports Traumatol Arthrosc 22:2849-55. 2014
    ..This study was undertaken to evaluate whether such effort is useful and how much tensioning on a surgical knot is necessary...
  14. ncbi request reprint Radiodense ligament markers for radiographic evaluation of anterior cruciate ligament reconstruction
    Paul Borbas
    Balgrist University Hospital, Orthopaedic Department, Zurich, Switzerland Electronic address
    Knee 21:1018-22. 2014
    ..The aim of the present study is to retrospectively evaluate the use of radiologically visible markers in the ACL graft, serving as a potential diagnostic tool in ACL graft rupture and insufficiency...
  15. ncbi request reprint Precision of targeting device for subtalar screw placement
    Michael Betz
    University of Zurich, Department of Orthopaedics, Zurich, Switzerland
    Foot Ankle Int 33:519-23. 2012
    ..It was hypothesized that a specifically designed targeting device would reduce radiation exposure while improving screw placement when compared with the conventional "free-hand'' method...
  16. ncbi request reprint Standard axillary radiographs of the shoulder may mimic posterior subluxation of the lateral end of the clavicle
    Stefan Rahm
    Department of Orthopaedic, Balgrist University Hospital, University of Zurich, Forchstrasse, Zurich, Switzerland and Institute of Anatomy, University of Zurich, Zurich, Switzerland
    J Orthop Trauma 27:622-6. 2013
    ..The purpose of this study was to assess the reliability of identification of anteroposterior displacements of the AC joint on standard axillary radiographs of the human shoulder...
  17. ncbi request reprint Quantitative analysis of muscle and tendon retraction in chronic rotator cuff tears
    Dominik C Meyer
    Orthopedic Department, Balgrist University Hospital, University of Zurich, Ch 8008 Zurich, Switzerland
    Am J Sports Med 40:606-10. 2012
    ..However, it is currently unknown to what extent the muscle and tendon contribute to the degree of total retraction. Further understanding of this may possibly influence the strategy of musculotendinous reconstruction...
  18. ncbi request reprint Stainless steel wire versus FiberWire suture cerclage fixation to stabilize the humerus in total shoulder arthroplasty
    Niklas Renner
    Department of Orthopaedics, University of Zurich, Balgrist University Hospital, Zurich, Switzerland Electronic address
    J Shoulder Elbow Surg 23:1568-74. 2014
    ..No. 5 FiberWire (Arthrex, Naples, FL, USA) cerclage (FWC) and 1.25-mm stainless steel wire cerclage (SSWC) are biomechanically similar in resistance to prosthetic subsidence in shoulder arthroplasty...