Moritz Tannast

Summary

Affiliation: University Hospital
Country: Switzerland

Publications

  1. pmc The ischial spine sign: does pelvic tilt and rotation matter?
    Diganta K Kakaty
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Murtenstrasse, 3010 Bern, Switzerland
    Clin Orthop Relat Res 468:769-74. 2010
  2. pmc Pelvic morphology differs in rotation and obliquity between developmental dysplasia of the hip and retroversion
    Moritz Tannast
    Department of Orthopaedic Surgery, Murtenstrasse, Inselspital, University of Bern, 3010 Bern, Switzerland
    Clin Orthop Relat Res 470:3297-305. 2012
  3. ncbi request reprint Two to twenty-year survivorship of the hip in 810 patients with operatively treated acetabular fractures
    Moritz Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Freiburgstrasse, 3010 Bern, Switzerland
    J Bone Joint Surg Am 94:1559-67. 2012
  4. pmc LCPD: reduced range of motion resulting from extra- and intraarticular impingement
    Moritz Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Freiburgsstrasse, 3010 Bern, Switzerland
    Clin Orthop Relat Res 470:2431-40. 2012
  5. ncbi request reprint Second-generation uncemented stems: excellent 5-13-year results
    Moritz Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Murtenstrasse, 3010 Bern, Switzerland
    Arch Orthop Trauma Surg 129:1691-1700. 2009
  6. doi request reprint [Operative treatment of T-type fractures of the acetabulum via surgical hip dislocation or Stoppa approach]
    Moritz Tannast
    Klinik und Poliklinik für Orthopädische Chirurgie, Inselspital, Universitat Bern, Bern, Schweiz
    Oper Orthop Traumatol 21:251-69. 2009
  7. doi request reprint [Open therapy of femoroacetabular impingement]
    Moritz Tannast
    Klinik und Poliklinik für Orthopädische Chirurgie, Inselspital, Universitat Bern, Bern, Schweiz
    Oper Orthop Traumatol 22:3-16. 2010
  8. doi request reprint Surgical dislocation of the hip for the fixation of acetabular fractures
    M Tannast
    Department of Orthopaedic Surgery, Inselspital University of Bern, Freiburgstrasse, 3010 Bern, Switzerland
    J Bone Joint Surg Br 92:842-52. 2010
  9. doi request reprint Magnetic resonance imaging in traumatic posterior hip dislocation
    Moritz Tannast
    Department of Orthopedic Surgery, University of Bern, Bern, Switzerland
    J Orthop Trauma 24:723-31. 2010
  10. pmc Hip damage occurs at the zone of femoroacetabular impingement
    M Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Murtenstrasse, 3010 Bern, Switzerland
    Clin Orthop Relat Res 466:273-80. 2008

Collaborators

Detail Information

Publications48

  1. pmc The ischial spine sign: does pelvic tilt and rotation matter?
    Diganta K Kakaty
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Murtenstrasse, 3010 Bern, Switzerland
    Clin Orthop Relat Res 468:769-74. 2010
    ..Our data suggest the ISS is a valid tool for diagnosing acetabular retroversion on plain radiographs taken using a standardized technique regardless of the degree of pelvic tilt and rotation...
  2. pmc Pelvic morphology differs in rotation and obliquity between developmental dysplasia of the hip and retroversion
    Moritz Tannast
    Department of Orthopaedic Surgery, Murtenstrasse, Inselspital, University of Bern, 3010 Bern, Switzerland
    Clin Orthop Relat Res 470:3297-305. 2012
    ....
  3. ncbi request reprint Two to twenty-year survivorship of the hip in 810 patients with operatively treated acetabular fractures
    Moritz Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Freiburgstrasse, 3010 Bern, Switzerland
    J Bone Joint Surg Am 94:1559-67. 2012
    ....
  4. pmc LCPD: reduced range of motion resulting from extra- and intraarticular impingement
    Moritz Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Freiburgsstrasse, 3010 Bern, Switzerland
    Clin Orthop Relat Res 470:2431-40. 2012
    ..Improved preoperative characterization of the FAI problem based on a noninvasive three-dimensional computer analysis may help to plan the appropriate operative treatment...
  5. ncbi request reprint Second-generation uncemented stems: excellent 5-13-year results
    Moritz Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Murtenstrasse, 3010 Bern, Switzerland
    Arch Orthop Trauma Surg 129:1691-1700. 2009
    ..The femoral component used in this study was titanium fluted, slotted, symmetrical component that was prepared with intraoperative machining. The proximal third of the stem had hydroxyl-apatite coating and horizontal steps...
  6. doi request reprint [Operative treatment of T-type fractures of the acetabulum via surgical hip dislocation or Stoppa approach]
    Moritz Tannast
    Klinik und Poliklinik für Orthopädische Chirurgie, Inselspital, Universitat Bern, Bern, Schweiz
    Oper Orthop Traumatol 21:251-69. 2009
    ..Suprapubic catheters and abdominal problems (e.g., previous laparotomy due to visceral injuries) with Stoppa approach (then switch to classic ilioinguinal approach)...
  7. doi request reprint [Open therapy of femoroacetabular impingement]
    Moritz Tannast
    Klinik und Poliklinik für Orthopädische Chirurgie, Inselspital, Universitat Bern, Bern, Schweiz
    Oper Orthop Traumatol 22:3-16. 2010
    ..Elimination of an intraarticular femoroacetabular impingement conflict. Creation of a pain-free, normal range of motion of the hip...
  8. doi request reprint Surgical dislocation of the hip for the fixation of acetabular fractures
    M Tannast
    Department of Orthopaedic Surgery, Inselspital University of Bern, Freiburgstrasse, 3010 Bern, Switzerland
    J Bone Joint Surg Br 92:842-52. 2010
    ..Surgical dislocation of the hip allows accurate reduction and a predictable mid-term outcome in the management of these difficult injuries without the risk of the development of avascular necrosis...
  9. doi request reprint Magnetic resonance imaging in traumatic posterior hip dislocation
    Moritz Tannast
    Department of Orthopedic Surgery, University of Bern, Bern, Switzerland
    J Orthop Trauma 24:723-31. 2010
    ..The objective was to report the ability of a magnetic resonance image to document the integrity of the obturator externus tendon after posterior hip dislocation as a potential predictor for preserved femoral head vascularity...
  10. pmc Hip damage occurs at the zone of femoroacetabular impingement
    M Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Murtenstrasse, 3010 Bern, Switzerland
    Clin Orthop Relat Res 466:273-80. 2008
    ..We concluded femoroacetabular impingement mechanism contributes to early osteoarthritis including labral lesions...
  11. doi request reprint Radiographic analysis of femoroacetabular impingement with Hip2Norm-reliable and validated
    Moritz Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Freiburgstrasse, 3010 Bern, Switzerland
    J Orthop Res 26:1199-205. 2008
    ..The software appears to be an accurate, consistent, reliable, and reproducible method for analysis of acetabular pathomorphologies...
  12. pmc Impingement adversely affects 10-year survivorship after periacetabular osteotomy for DDH
    Christoph E Albers
    Department of Orthopedic Surgery, Inselspital, University of Bern, Freiburgstrasse, 3010, Bern, Switzerland
    Clin Orthop Relat Res 471:1602-14. 2013
    ....
  13. doi request reprint HipMatch: an object-oriented cross-platform program for accurate determination of cup orientation using 2D-3D registration of single standard X-ray radiograph and a CT volume
    Guoyan Zheng
    ARTORG Center for Biomedical Engineering Research, ISTB Institute for Surgical Technology and Biomechanics, University of Bern, Stauffacherstrasse 78, CH 3014 Bern, Switzerland
    Comput Methods Programs Biomed 95:236-48. 2009
    ..HipMatch is written in object-oriented programming language C++ using cross-platform software Qt (TrollTech, Oslo, Norway), VTK, and Coin3D and is transportable to any platform...
  14. pmc The acetabular wall index for assessing anteroposterior femoral head coverage in symptomatic patients
    Klaus A Siebenrock
    Department of Orthopaedic Surgery, University of Bern, Inselspital, Freiburgstrasse, 3010 Bern, Switzerland
    Clin Orthop Relat Res 470:3355-60. 2012
    ..A simple, reproducible, and valid measurement of anterior and posterior wall coverage in patients with hip pain would be a clinically useful tool...
  15. doi request reprint Automated detection of the osseous acetabular rim using three-dimensional models of the pelvis
    Marc Puls
    Department of Orthopedic Surgery, Inselspital, University of Berne, Switzerland Institute for Surgical Technologies and Biomechanics, University of Berne, Switzerland
    Comput Biol Med 41:285-91. 2011
    ..Automated detection of the acetabular rim contour and the spatial orientation of the acetabular opening plane can be accurately achieved with this algorithm...
  16. pmc Joint-preserving surgery improves pain, range of motion, and abductor strength after Legg-Calvé-Perthes disease
    Christoph Emanuel Albers
    Department of Orthopedic Surgery, Inselspital, University of Bern, Freiburgstrasse, 3010 Bern, Switzerland
    Clin Orthop Relat Res 470:2450-61. 2012
    ..Based on intraoperative observations during surgical hip dislocation, we established an algorithm for more detailed characterization of the underlying pathomorphologies with a proposed joint-preserving surgical treatment...
  17. doi request reprint Computer-assisted femoral head-neck osteochondroplasty using a surgical milling device an in vitro accuracy study
    Timo M Ecker
    Department of Orthopedic Surgery, Inselspital, University of Berne, Switzerland
    J Arthroplasty 27:310-6. 2012
    ..No differences in α angle and offset ratio accuracy (P = 0.486 and P = 0.2) were detected between both observers. Planning and conduction of navigated osteochondroplasty using a surgical reaming device is feasible and accurate...
  18. pmc Femoroacetabular impingement predisposes to traumatic posterior hip dislocation
    Simon D Steppacher
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Freiburgstrasse, 3010, Bern, Switzerland
    Clin Orthop Relat Res 471:1937-43. 2013
    ..We previously noticed that some hips with traumatic posterior dislocations had evidence of morphologic features of femoroacetabular impingement (FAI), therefore, we sought to evaluate that possibility more formally...
  19. ncbi request reprint Range of motion in anterior femoroacetabular impingement
    M Kubiak-Langer
    MEM Research Center for Orthopaedic Surgery, University of Bern, Switzerland
    Clin Orthop Relat Res 458:117-24. 2007
    ....
  20. doi request reprint The Equidistant Method - a novel hip joint simulation algorithm for detection of femoroacetabular impingement
    Marc Puls
    Institute of Surgical Technology and Biomechanics, University of Bern, Bern, Switzerland
    Comput Aided Surg 15:75-82. 2010
    ..It was proposed that the Equidistant Method would be most accurate in detecting the location and extent of femoroacetabular impingement...
  21. ncbi request reprint Femoroacetabular impingement: radiographic diagnosis--what the radiologist should know
    Moritz Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Switzerland
    AJR Am J Roentgenol 188:1540-52. 2007
    ..CONCLUSION: Femoroacetabular impingement is a major cause for early "primary" osteoarthritis of the hip. It can easily be recognized on conventional radiographs of the pelvis and the proximal femur...
  22. doi request reprint Acetabular reinforcement ring in primary total hip arthroplasty: a minimum 10-year follow-up
    Hassan Sadri
    Department of Orthopaedic Surgery, Inselspital, University of Bern, 3010 Bern, Switzerland
    Arch Orthop Trauma Surg 128:869-77. 2008
    ..With this implant only minimal acetabular reaming is necessary, anatomic positioning is achieved by placing the hook around the teardrop and a homogenous base for cementing the polyethylene cup is provided...
  23. ncbi request reprint Acetabular reconstruction using a roof reinforcement ring with hook for total hip arthroplasty in developmental dysplasia of the hip-osteoarthritis minimum 10-year follow-up results
    Klaus Arno Siebenrock
    Department of Orthopedic Surgery, University of Berne, Berne, Switzerland
    J Arthroplasty 20:492-8. 2005
    ..These results compare favorably with the literature and the acetabular reinforcement ring with hook presents a versatile tool for acetabular bone stock deficiencies...
  24. ncbi request reprint Conventional radiographs to assess femoroacetabular impingement
    Moritz Tannast
    Department of Orthopaedic Surgery, University of Bern, Bern, Switzerland
    Instr Course Lect 58:203-12. 2009
    ..The physician should be aware of the radiographic features for both types of impingement to recognize subtle pathologies...
  25. pmc Valgus hip with high antetorsion causes pain through posterior extraarticular FAI
    Klaus A Siebenrock
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Freiburgstrasse, 3010, Bern, Switzerland
    Clin Orthop Relat Res 471:3774-80. 2013
    ..Valgus hips with increased antetorsion present with lack of external rotation and posterior hip pain that is aggravated with hip extension and external rotation. This may be the result of posterior femoroacetabular impingement (FAI)...
  26. pmc Minimum ten year results of total hip arthroplasty with the acetabular reinforcement ring in avascular osteonecrosis
    Peter P Koch
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Freiburgstrasse, 3010, Bern, Switzerland
    Int Orthop 32:173-9. 2008
    ..The cumulative 12-year survivorship for THA with ARRH in AVN was 95.2% (confidence interval: 86.1-100%) for both components, 100% for the cup and 95.2% for the stem (86.1-100%)...
  27. pmc Mean 20-year followup of Bernese periacetabular osteotomy
    Simon D Steppacher
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Murtenstrasse, 3010, Bern, Switzerland
    Clin Orthop Relat Res 466:1633-44. 2008
    ..Periacetabular osteotomy is an effective technique for treating symptomatic developmental dysplasia of the hip and can maintain the natural hip at least 19 years in selected patients...
  28. doi request reprint A systematic approach to analyse the sequelae of LCPD
    Moritz Tannast
    1 Department of Orthopaedic Surgery, Inselspital, University of Bern, Bern Switzerland
    Hip Int 23:61-70. 2013
    ..We present a systematic approach to analyse femoral and acetabular pathomorphologic features. The resulting pathomechanisms and the surgical treatment options are presented. ..
  29. ncbi request reprint Accuracy and potential pitfalls of fluoroscopy-guided acetabular cup placement
    Moritz Tannast
    Department of Orthopaedic Surgery, Inselspital
    Comput Aided Surg 10:329-36. 2005
    ....
  30. doi request reprint Arthroscopic versus open cam resection in the treatment of femoroacetabular impingement
    Lorenz Büchler
    Department of Orthopaedic Surgery, University of Bern, Bern, Switzerland
    Arthroscopy 29:653-60. 2013
    ..The purpose of this study was to evaluate if osseous correction of the femoral neck achieved arthroscopically is comparable to that achieved by surgical dislocation...
  31. doi request reprint Experimentally induced cam impingement in the sheep hip
    Klaus A Siebenrock
    Department of Orthopedic Surgery, University of Bern, Inselspital, CH 3010 Bern, Switzerland
    J Orthop Res 31:580-7. 2013
    ..Clin Orthop Relat Res 2008; 466: 273-280; Beck et al., J Bone Joint Surg Br 2005; 87: 1012-1018), can be reproduced. This experimental sheep model can be used to study cam-type FAI...
  32. doi request reprint Reliability of radiologic assessment of the fracture anatomy at the posterior tibial plafond in malleolar fractures
    Lorenz Büchler
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Bern, Switzerland
    J Orthop Trauma 23:208-12. 2009
    ..The aim of this study was to assess the ability to extract surgically relevant information from plain radiographs in trimalleolar fractures and to compare this with the information gathered from computed tomography (CT)...
  33. doi request reprint [Imaging in developmental dysplasia of the hip]
    P Henle
    Klinik fur Orthopadische Chirurgie, Inselspital, Universitatsspital, Freiburgstrasse 3, CH 3010, Bern, Switzerland
    Orthopade 37:525-31. 2008
    ....
  34. doi request reprint Surgical Hip Dislocation for Treatment of Femoroacetabular Impingement: Factors Predicting 5-year Survivorship
    Simon D Steppacher
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Freiburgstrasse, 3010, Bern, Switzerland
    Clin Orthop Relat Res 472:337-48. 2014
    ..However, results with these approaches, in particular risk factors for OA progression and conversion to THA, have varied...
  35. doi request reprint An integrated system for 3D hip joint reconstruction from 2D X-rays: a preliminary validation study
    Steffen Schumann
    Institute for Surgical Technology and Biomechanics ISTB, University of Bern, Stauffacherstr 78, 3014 Bern, Switzerland
    Ann Biomed Eng 41:2077-87. 2013
    ..06 and 1.01 mm, respectively. The results for fiducial detection sensitivity and 3D surface reconstruction demonstrated the capability of the integrated system for 3D hip joint reconstruction from 2D calibrated X-ray radiographs. ..
  36. doi request reprint Validation of statistical shape model based reconstruction of the proximal femur--A morphology study
    Steffen Schumann
    Institute for Surgical Technology and Biomechanics, University of Bern, Stauffacherstrasse 78, CH 3014, Bern, Switzerland
    Med Eng Phys 32:638-44. 2010
    ..Therefore, our statistical shape model based reconstruction technique can be used to reconstruct not only the surface model of a normal bone but also that of an outlier bone...
  37. ncbi request reprint Precise estimation of postoperative cup alignment from single standard X-ray radiograph with gonadal shielding
    Guoyan Zheng
    MEM Research Center, University of Bern, Stauffacherstrasse 78, CH 3014 Bern, Switzerland
    Med Image Comput Comput Assist Interv 10:951-9. 2007
    ..Quantitative and qualitative results evaluated on clinical and cadaveric datasets are given which indicate the validity of our approach...
  38. pmc Femoral morphology differs between deficient and excessive acetabular coverage
    S D Steppacher
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Murtenstrasse, 3010, Bern, Switzerland
    Clin Orthop Relat Res 466:782-90. 2008
    ..Hips with different acetabular coverage are associated with different proximal femoral anatomy. A nonspherical head in dysplastic hips could lead to joint incongruity after an acetabular reorientation procedure...
  39. doi request reprint Total acetabular retroversion following pelvic osteotomy: presentation, management, and outcome
    Moritz Tannast
    1 Department of Orthopaedic Surgery, Inselspital, University of Bern, Bern Switzerland
    Hip Int 23:14-26. 2013
    ..Corrective surgery including revision PAO and THA results in improved clinical outcome. However, these procedures are technically challenging and associated with high complication rates. ..
  40. doi request reprint Femoroacetabular impingement
    Suzanne E Anderson
    The University of Notre Dame Australia, School of Medicine Sydney, 160 Oxford Street, Darlinghurst 2010, NSW, Sydney, Australia
    Eur J Radiol 81:3740-4. 2012
    ..The aspheric femoral head jams into the acetabulum. Imaging appearances are reviewed below. This type is evident in young males in the second and third decades. The main features of FAI are described...
  41. ncbi request reprint Hip2Norm: an object-oriented cross-platform program for 3D analysis of hip joint morphology using 2D pelvic radiographs
    G Zheng
    M E Müller Research Center for Orthopaedic Surgery, Institute for Surgical Technology and Biomechanics, University of Bern, Bern, Switzerland
    Comput Methods Programs Biomed 87:36-45. 2007
    ..Hip(2)Norm is written in object-oriented programming language C++ using cross-platform software Qt (TrollTech, Oslo, Norway) for graphical user interface (GUI) and is transportable to any platform...
  42. ncbi request reprint [Femoroacetabular impingement: radiographic diagnosis--what the radiologist should know]
    M Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Switzerland
    Radiologia 50:271-84. 2008
    ..In addition, potential pitfalls in pelvic imaging concerning femoroacetabular impingement are shown...
  43. ncbi request reprint Tilt and rotation correction of acetabular version on pelvic radiographs
    M Tannast
    Department of Orthopaedic Surgery, Inselspital, University of Bern, Bern, Switzerland
    Clin Orthop Relat Res 438:182-90. 2005
    ..The computer-assisted method allows standardized evaluation of anatomic morphologic differences of femoral coverage (dysplasia, retroversion), making their clinical relevance for development of early osteoarthritis more valuable...
  44. ncbi request reprint Noninvasive three-dimensional assessment of femoroacetabular impingement
    Moritz Tannast
    Center for Computer Assisted and Reconstructive Surgery, New England Baptist Hospital, Tufts University, Harvard Medical School, Boston, Massachusetts, USA
    J Orthop Res 25:122-31. 2007
    ....
  45. ncbi request reprint Pathomorphologic alterations predict presence or absence of hip osteoarthrosis
    Timo M Ecker
    Center for Computer Assisted and Reconstructive Surgery, New England Baptist Hospital, Tufts University School of Medicine, Boston, MA 02120, USA
    Clin Orthop Relat Res 465:46-52. 2007
    ..Hips at risk for developing arthrosis resulting from pathomorphologic changes may potentially be identified at the cessation of growth, long before the development of osteoarthrosis...
  46. ncbi request reprint Two- to 9-year clinical results of alumina ceramic-on-ceramic THA
    Stephen B Murphy
    Center for Computer Assisted and Reconstructive Surgery, New England Baptist Hospital, Tufts University School of Medicine, 125 Parker Hill Avenue, Suite 545, Boston, MA 02120, USA
    Clin Orthop Relat Res 453:97-102. 2006
    ..Total hip arthroplasty using alumina ceramic-on-ceramic implants is a safe and reliable procedure in the comparably young and active patient...
  47. ncbi request reprint Computed tomography-based surgical navigation for hip arthroplasty
    Timo M Ecker
    Center for Computer Assisted and Reconstructive Surgery, New England Baptist Hospital and Tufts University School of Medicine, Boston, MA 02120, USA
    Clin Orthop Relat Res 465:100-5. 2007
    ..Computer assistance during THA increased the consistency of component positioning and allowed reliable measurement of leg length change during surgery...
  48. ncbi request reprint Postoperative imaging of the hip
    Douglas P Beall
    Department of Radiology, Oklahoma Sports Science and Orthopaedics, Oklahoma City, 73118, USA
    Radiol Clin North Am 44:343-65. 2006
    ....