Research Topics
| M BohnsackSummaryAffiliation: Hannover Medical School Country: Germany Publications
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Detail Information
Publications
[Surgical shortening of the Achilles tendon for correction of elongation following healed conservatively treated Achilles tendon rupture]M Bohnsack
Orthopadische Klinik, Medizinischen Hochschule, Klinik II im Annastift, Hannover
Z Orthop Ihre Grenzgeb 138:501-5. 2000..Is operative shortening of the achilles tendon an adequate therapy in cases of elongation following conservative treatment of achilles tendon rupture?..
Infrapatellar fat pad pressure and volume changes of the anterior compartment during knee motion: possible clinical consequences to the anterior knee pain syndromeMichael Bohnsack
Department of Orthopedic Surgery, Hannover Medical School, Anna von Borries Strasse 1 7, 30625 Hannover, Germany
Knee Surg Sports Traumatol Arthrosc 13:135-41. 2005....
[Injury patterns and typical stress situations in paragliding]M Bohnsack
Orthopädische Klinik der Medizinischen Hochschule Hannover
Orthopade 34:411-8. 2005..Qualified instruction with regular training, standardized development of safety equipment and consequent analysis of paragliding injuries will help to improve the safety status in paragliding...
Distribution of substance-P nerves inside the infrapatellar fat pad and the adjacent synovial tissue: a neurohistological approach to anterior knee pain syndromeMichael Bohnsack
Department of Orthopedic Surgery, Hannover Medical School, Anna von Borries Str 1 7, 30625 Hannover, Germany
Arch Orthop Trauma Surg 125:592-7. 2005..The purpose of the study was to determine the distribution and number of nerves inside the infrapatellar fat pad and the adjacent synovium, in particular with regards to nociceptive substance-P nerves...
[Patellofemoral pain syndrome]M Bohnsack
Orthopädische Klinik der Medizinischen Hochschule Hannover, Klinik II im Annastift
Orthopade 34:668-76. 2005..Overweight patients exhibit chronic mechanical overuse of the patellofemoral joint. This leads to a higher rate of cartilage degeneration and problems at the inserting tendons and stabilizing tissues...
[Results of hip arthroscopy in sports related groin pain]M Bohnsack
Orthopädische Klinik der Medizinischen Hochschule Hannover
Sportverletz Sportschaden 20:86-90. 2006..The study analyses the intraoperative findings and the clinical results of hip arthroscopy in sports related groin pain...
[Influence of the postoperative activity level on tibial bone tunnel enlargement and functional treatment results following anterior cruciate ligament reconstruction using a patellar tendon autograft]M Bohnsack
Orthopädische Klinik der Medizinischen Hochschule Hannover, Klinik II im Annastift, Anna von Borries Strasse 1 7, 30625 Hannover
Z Orthop Ihre Grenzgeb 144:373-9. 2006..This study was performed to evaluate the influence of the postoperative activity level on tibial bone tunnel enlargement following anterior cruciate ligament reconstruction using a mid-third patellar tendon autograft...
Clinical results of arthroscopic meniscal repair using biodegradable screwsMichael Bohnsack
Department of Orthopaedic Surgery, Hannover Medical School, Anna von Borries Strasse 1 7, 30625 Hannover, Germany
Knee Surg Sports Traumatol Arthrosc 11:379-83. 2003..6 (3-9), compared to a grade of 5.1 (3-9) at the follow-up examination. As a result of our study, biodegradable screws can be recommended as fixation devices with a high rate of good and excellent clinical results...
[Open versus arthroscopic shoulder stabilization. An analysis of the treatment costs]M Bohnsack
Orthopadische Klinik, Medizinische Hochschule, Klinik II im Annastift, Hannover
Orthopade 32:654-8. 2003..The average duration of the clinical treatment was 15.8 days for the open- and 12,4 days for the arthroscopic group...
The influence of limited postoperative weight-bearing on the outcome of drilling in osteochondritis dissecans taliMichael Bohnsack
Department of Orthopedic Surgery, Hannover Medical School, Anna von Borries Str 1 7, 30625 Hannover, Germany
Arch Orthop Trauma Surg 123:447-50. 2003..This prospective study was performed to assess the influence of limited weight-bearing on the outcome of osteochondral drilling in the treatment of an osteochondritis dissecans tali...
[Arthroscopic anterior shoulder stabilization combined with laser-assisted capsular shrinkage (LACS) compared to other procedures]M Bohnsack
Orthopädische Klinik der Medizinischen Hochschule Hannover, Klinik II im Annastift Hannover
Sportverletz Sportschaden 17:26-31. 2003..Does additional laser assisted capsular shrinkage (LACS) help to reduce the recurrence rate in arthroscopic anterior shoulder stabilization?..
[Radiologic and computerized tomography evaluation of pedicle screw placement in lumbar spondylodesis]M Bohnsack
Orthopädische Klinik Medizinische Hochschule Hannover, Klinik II Annastift Hannover e V
Z Orthop Ihre Grenzgeb 139:26-30. 2001..To determine the accuracy of a standard roentgenogram for the placement control of pedicle screws following spinal fusion...
[Arthroscopic meniscal repair with bioresorbable implants]Michael Bohnsack
Orthopädische Klinik der Medizinischen Hochschule Hannover, Klinik II im Annastift, Anna von Borries Strasse 1 7, D 30625 Hannover, Germany
Oper Orthop Traumatol 18:425-52. 2006..Restoration of the shape and function of a torn meniscus...
Biomechanical properties of commonly used autogenous transplants in the surgical treatment of chronic lateral ankle instabilityMichael Bohnsack
Department of Orthopaedic Surgery, Hannover Medical School, Germany
Foot Ankle Int 23:661-4. 2002..The application of a transplant with low biomechanical stability, such as the periostal flap, requires more postoperative immobilization as in a strong orthosis or cast...
Arthroscopic anterior shoulder stabilization: combined multiple suture repair and laser-assisted capsular shrinkageMichael Bohnsack
Department of Orthopedic Surgery, Hannover Medical School, Heimchenstr 1 7, 30625, Hannover, Germany
Injury 33:795-9. 2002..The data show that a capsulolabral repair in combination with LACS provides significantly better clinical results and a lower recurrence rate than the capsulolabral repair alone...
The value of knee arthroscopy in patients with severe radiological osteoarthritisMichael Bohnsack
Department of Orthopedic Surgery, Hannover Medical School, Anna von Borries Str 1 7, 30625 Hannover, Germany
Arch Orthop Trauma Surg 122:451-3. 2002..This study was performed to assess the value of knee arthroscopy in patients with radiological signs of severe osteoarthritis...
Influence of an infrapatellar fat pad edema on patellofemoral biomechanics and knee kinematics: a possible relation to the anterior knee pain syndromeMichael Bohnsack
Department of Orthopaedic Surgery, Hannover Medical School, Anna von Borries Str 1 7, 30625, Hannover, Germany
Arch Orthop Trauma Surg 129:1025-30. 2009..The study was performed to evaluate this hypothesis...
[Shoulder arthrodesis. Indications, techniques, results, complications]O Rühmann
Orthopädische Klinik Medizinische Hochschule Hannover, Anna von Borries Strasse 1 7, 30625 Hannover, Germany
Orthopade 33:1061-80; quiz 1081-2. 2004..Postoperative immobilization is more time consuming and, therefore, constitutes one of the disadvantages of screw fixation...
[Corrective bone operations for treatment of deformities caused by obstetrical brachial plexus palsy]O Rühmann
Orthopädische Klinik der Medizinischen Hochschule Hannover im Annastift, Hannover, Germany
Z Orthop Ihre Grenzgeb 139:469-72. 2001..An external rotational osteotomy of the humerus and radioulnar arthrodesis resulted in an improved function...
Trapezius transfer in brachial plexus palsy. Correlation of the outcome with muscle power and operative techniqueO Rühmann
Hannover Medical School, Germany
J Bone Joint Surg Br 87:184-90. 2005..A simple modification of the operation ensures a decrease in joint instability and an increase in function...
The biomechanical effect of specific labral and capsular lesions on posterior shoulder instabilityMathias Wellmann
Department of Orthopaedic Surgery, Hannover Medical School, Anna von Borries Str 1 6, 30625, Hannover, Germany
Arch Orthop Trauma Surg 131:421-7. 2011..Our hypothesis was that a posterior capsule lesion will have a predominant effect compared to a labrum detachment (Bankart lesion)...
[Shoulder arthrodesis with plate fixation. Special features in cases of resection and defects]O Rühmann
Orthopadische Klinik, Medizinische Hochschule Hannover, Germany
Z Orthop Ihre Grenzgeb 140:662-71. 2002..The presented article analyses the special features and problems of these preoperative circumstances in 4 cases and discusses them within the entire group...
Biomechanical and kinematic influences of a total infrapatellar fat pad resection on the kneeMichael Bohnsack
Department of Orthopedic Surgery, Hannover Medical School, Hannover, Germany
Am J Sports Med 32:1873-80. 2004..This biomechanical study was performed to evaluate the consequences of total infrapatellar fat pad resection on knee kinematics and patellar contact pressure...
The influence of patellar bracing on patellar and knee load-distribution and kinematics: an experimental cadaver studyMichael Bohnsack
Department of Orthopaedic Surgery, Hannover Medical School, Anna von Borries Str 1 7, 30625, Hannover, Germany
Knee Surg Sports Traumatol Arthrosc 16:135-41. 2008..The application of infrapatellar straps is suggested for the treatment and prevention of anterior knee pain, especially in high level sports...
[Lig. capitis femoris. Arthroscopic diagnosis and treatment of degenerative and traumatic disorders]O Rühmann
Orthopadische Klinik, Medizinische Hochschule, Hannover
Orthopade 35:59, 61-4, 65-6. 2006..Lesions of the LT can be diagnosed using arthroscopy and respond remarkably well to arthroscopic débridement. Long-term results and potential consequences of treatment remain to be defined...
[The influence of age on the outcome of anterior cruciate ligament reconstruction]M Bohnsack
, Klinik II im Annastift Hannover, Germany
Z Orthop Ihre Grenzgeb 140:194-8. 2002..The subjective and objective clinical outcome is comparable to the good results of ACL replacement in younger patients without any significant differences...
[The brachial plexus lesion. Management, consequences of palsy and reconstructive operations]O Rühmann
Orthopädische Klinik der Medizinischen Hochschule Hannover
Orthopade 33:351-73; quiz 372-3. 2004..The treatment of patients suffering from brachial plexus lesion requires interdisciplinary teamwork...
[Arthroscopy of the hip]O Rühmann
Orthopadische Klinik, Medizinische Hochschule Hannover
Orthopade 32:754-68. 2003..Performing hip arthroscopy in an adequate technique and under consideration of contraindications, complications are rare...
[Treatment of incomplete meniscal lesions in athletes]C E Börner
Klinik II im Annastift e V, Leiter Prof Dr C J Wirth, Orthopädische Klinik der Medizinischen Hochschule Hannover
Sportverletz Sportschaden 19:200-4. 2005..Nevertheless there is discussion, how to treat incomplete meniscal tears, especially in younger and active patients. This study was designed to evaluate our standard-therapy without refixation of the meniscus...
[Reconstruction of the medial patellofemoral ligament by tunnel transfer of the semitendinosus tendon]Sven Ostermeier
Orthopadische Klinik, Medizinische Hochschule Hannover MHH, Anna von Borries Strasse 1 7, D 30625, Hannover, Germany
Oper Orthop Traumatol 19:489-501. 2007..Stabilization of the patella by reconstruction of the medial patellofemoral ligament...
A rotating inlay decreases contact pressure on inlay post after posterior cruciate substituting total knee arthroplastySven Ostermeier
Department of Orthopaedic Surgery, Hannover Medical School, Anna von Borries Strasse 1 7, Hannover, Germany
Clin Biomech (Bristol, Avon) 24:446-50. 2009..The purpose of this in vitro study was to investigate load and contact pressure on the inlay post of posterior substituting knee prosthesis with different designs...
Risk evaluation of thermal injury to the cervical spine during intradiscal laser application in vitroStephan Schmolke
Orthopedics Department, Hannover Medical School, Hannover, Germany
Photomed Laser Surg 22:426-30. 2004..We aimed to investigate temperature distribution during laser and its possible thermal damage to the neurovascular structures...
Dynamic measurement of patellofemoral contact pressure following reconstruction of the medial patellofemoral ligament: an in vitro studySven Ostermeier
Department of Orthopaedic Surgery, Hannover Medical School MHH, Anna von Borries Str 1 7, 30625 Hannover, Germany
Clin Biomech (Bristol, Avon) 22:327-35. 2007..Two different tendon transfer techniques of reconstructing the medial patellofemoral ligament, one dynamic and one static, as well as a proximal soft tissue realignment of the patella were investigated...
Shoulder arthrodesis: indications, technique, results, and complicationsOliver Rühmann
Orthopaedic Department, Hannover Medical School, Hannover, Germany
J Shoulder Elbow Surg 14:38-50. 2005..Particularly in patients with paralysis, a shoulder arthrodesis resulted in an improvement in postoperative active function and presented a suitable operative option...
In vitro measurement of patellar kinematics following reconstruction of the medial patellofemoral ligamentSven Ostermeier
Department of Orthopaedic Surgery, Hannover Medical School MHH, Anna von Borries Str 1 7, 30625, Hannover, Germany
Knee Surg Sports Traumatol Arthrosc 15:276-85. 2007..Following proximal soft tissue realignment, the patellar position was over-medialized relative to intact knee conditions, which could lead to an overuse of the medial retropatellar cartilage...
Reconstructive operations for the upper limb after brachial plexus palsyOliver Rühmann
Orthopaedic Department, Hannover Medical School, Hannover, Germany
Am J Orthop (Belle Mead NJ) 33:351-62. 2004..Each form of operative treatment presents patients with certain benefits and all are integrated into a total treatment plan for the affected extremity...
Primary stability of shoulder arthrodesis using cannulated cancellous screwsOliver Rühmann
Orthopaedic Department, Hannover Medical School, Hannover, Germany
J Shoulder Elbow Surg 14:51-9. 2005..The use of the most stable form of screw arthrodesis may reduce nonunion...
Characterized chondrocyte implantation results in better structural repair when treating symptomatic cartilage defects of the knee in a randomized controlled trial versus microfractureDaniel B F Saris
Department of Orthopedics, University Medical Center Utrecht, Utrecht, The Netherlands
Am J Sports Med 36:235-46. 2008..Characterized chondrocyte implantation uses an autologous cartilage cell therapy product that has been optimized for its biological potency to form stable cartilage tissue in vivo...
[Modified technique of trapezius transfer to improve function in brachial plexus palsy]Oliver Rühmann
Klinik für Orthopädie, Unfallchirurgie und Sportmedizin, Agnes Karll Krankenhaus Laatzen Klinikum Region Hannover, Hildesheimer Strasse 158, Laatzen
Oper Orthop Traumatol 20:25-37. 2008..Increase of shoulder stability. Elimination of inferior subluxation of the humeral head. Increase of active abduction. Better control of the paralyzed arm. Decrease or elimination of shoulder pain...
[External rotation osteotomy of the humerus for treatment of external rotation deficit in palsies]Oliver Rühmann
Klinik für Orthopädie, Unfallchirurgie und Sportmedizin, Agnes Karll Krankenhaus Laatzen Klinikum Region Hannover, Hannover
Oper Orthop Traumatol 20:145-56. 2008....
