Medical consequences of suicide bombing mass casualty incidents: the impact of explosion setting on injury patternsYona Kosashvili
Clinical Research Division, Trauma Branch, Medical Corps, Israeli Defense Force, Israel
Injury 40:698-702. 2009
..The increase in the incidence of suicide bombings on urban civilian populations in the recent years necessitates a better understanding of the related epidemiology in order to improve the outcome of future casualties...
- Distal femoral varus osteotomy for lateral osteoarthritis of the knee: a minimum ten-year follow-up
Yona Kosashvili
Department of Orthopedics, Mount Sinai Hospital, Toronto, ON, Canada
Int Orthop 34:249-54. 2010
..8 preoperatively to 77.5 at one year post DFVO. DFVO is a viable treatment alternative for lateral compartment gonarthrosis. Conversion to TKA is expected to be required in approximately half of the patients at a mean of 15.6 years...
- Hemiarthroplasty of the hip for fracture-what is the appropriate sized femoral head?
Yona Kosashvili
Orthopedic Department, Assaf Harofeh Medical Center, Zerrifin, Israel
Injury 39:232-7. 2008
..Caliper measurement of the excised femoral head is a standard technique for determination of prosthetic head size during hemiarthroplasty for displaced femoral neck fractures...
- The correlation between pes planus and anterior knee or intermittent low back pain
Yona Kosashvili
Division of Orthopedics, Assaf Harofeh Medical Center, Israel
Foot Ankle Int 29:910-3. 2008
..The goal of the study was to track the prevalence of pes planus in adolescents, and examine its associated risk to anterior knee pain and intermittent low back pain, respectively...
- A biomechanical comparison between the thoracolumbosacral surface contact area (SCA) of a standard backboard with other rigid immobilization surfaces
Yona Kosashvili
Trauma Branch, Medical Corps, Israeli Defense Force, Israel
J Trauma 66:191-4. 2009
..Backboards are routinely used to protect the spine of trauma patients during transportation. Nevertheless, little is known about the biomechanical properties of this type of immobilization...
- Total hip arthroplasty in patients with Down's syndrome
Yona Kosashvili
Division of Arthroplasty, Mount Sinai Hospital, Toronto, ON, Canada
Int Orthop 35:661-6. 2011
..Six of the THAs required a constrained liner. No dislocations or deep infections were encountered. We contend that THA is a reliable surgical intervention in patients with DS and may be performed in symptomatic patients...
- Israeli hospital preparedness for terrorism-related multiple casualty incidents: can the surge capacity and injury severity distribution be better predicted?
Yona Kosashvili
Orthopedic Department, Assaf Harofeh Medical Center, Zerrifin, Israel Israeli Defense Force, Medical Corps, Trauma Division, Tel Hashomer, Israel
Injury 40:727-31. 2009
..Half of those casualties are expected to require immediate medical treatment. This study was performed to evaluate the efficacy of the current readiness guidelines based on the epidemiology of encountered HMCIs...
- Dislocation and infection after revision total hip arthroplasty: comparison between the first and multiply revised total hip arthroplasty
Yona Kosashvili
Division of Arthroplasty, Orthopedic Department, Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada
J Arthroplasty 26:1170-5. 2011
..001) in the fourth or greater group. Dislocation and infection are exponentially correlated with the number of revision THA. From the fourth revision onward, those risks are multiplied...
- Salvage of failed acetabular cages by nonbuttressed trabecular metal cups
Yona Kosashvili
Orthopedic Department, Division of Arthroplasty, Mount Sinai Hospital, 600 University Avenue, Suite 476A, Toronto, Ontario, M5G 1X5, Canada
Clin Orthop Relat Res 468:466-71. 2010
..Level of Evidence: Level IV, therapeutic study. See the Guidelines for Authors for a complete description of levels of evidence...
- Revision total hip arthroplasty with a porous-coated modular stem: 5 to 10 years follow-up
Dror Lakstein
Orthopedic Department, Division of Arthroplasty, Mount Sinai Hospital, 600 University Avenue, Suite 476A, Toronto, Ontario M5G 1X5, Canada
Clin Orthop Relat Res 468:1310-5. 2010
..Level of Evidence: Level IV, therapeutic study. See Guidelines for Authors for a complete description of levels of evidence...
- Total knee arthroplasty after failed distal femoral varus osteotomy using selectively stemmed posterior stabilized components
Yona Kosashvili
Division of Orthopaedic Surgery, Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada
J Arthroplasty 26:738-43. 2011
..Standard components provide satisfactory stability in TKA after distal femoral varus osteotomy after appropriate ligamentous balancing, without the need for stemmed or highly constrained components in the majority of patients...
- Fracture of cementless femoral stems at the mid-stem junction in modular revision hip arthroplasty systems
Dror Lakstein
Division of Arthroplasty, Orthopedic Department, Mount Sinai Hospital, Toronto, ON, Canada
J Bone Joint Surg Am 93:57-65. 2011
..In the current study, the cause of six stem fractures, which occurred in vivo, was analyzed with use of clinical data and failure analysis...
- The long modified extended sliding trochanteric osteotomy
Dror Lakstein
Orthopedic Department, Division of Arthroplasty, Mount Sinai Hospital, 600 University Ave, Suite 476A, Toronto, ON, M5G 1X5, Canada
Int Orthop 35:13-7. 2011
..This series shows a low failure rate, with revision and union rates comparable to those reported for shorter ETOs. Performing the osteotomy through a lateral approach to the hip will enhance posterior stability...
- Trabecular Metal cups for acetabular defects with 50% or less host bone contact
Dror Lakstein
Orthopedic Department, Division of Arthroplasty, Mount Sinai Hospital, 600 University Avenue, Suite 476A, Toronto, ON, M5G 1X5, Canada
Clin Orthop Relat Res 467:2318-24. 2009
..The data suggest treatment of cavitary defects with less than 50% host bone contact using Trabecular Metal cups, without structural support by augments or structural bone grafts, is a reasonable option...
- Trochanteric slide osteotomy on previously osteotomized greater trochanters
Dror Lakstein
Orthopedic Department, Division of Arthroplasty, Mount Sinai Hospital, 600 University Avenue, Suite 476A, Toronto, ON M5G 1X5, Canada
Clin Orthop Relat Res 468:1630-4. 2010
..Level of Evidence: Level III, therapeutic study. See Guidelines for Authors for a complete description of levels of evidence...
- Modified trochanteric slide for complex hip arthroplasty: clinical outcomes and complication rates
Dror Lakstein
Division of Arthroplasty, Orthopedic Department, Mount Sinai Hospital, Toronto, Ontario, Canada
J Arthroplasty 25:363-8. 2010
..7% of a lurch (P < .05). There were 4 (4.8%) postoperative dislocations. The benefits of MTSO have been well described, and this study provides evidence of an acceptably low complication rate...
- Revision total knee arthroplasty for component malrotation is highly beneficial: a case control study
Dror Lakstein
Division of Arthroplasty, Orthopedic Department, Mount Sinai Hospital, Toronto, Ontario, Canada
J Arthroplasty 25:1047-52. 2010
..We recommend the use of computed tomography scans in evaluation of all patients with early painful TKAs and no objective evidence of infection. When component malrotation is demonstrated, early revision should be considered...
- Total hip arthroplasty in patients with Down syndrome
Yona Kosashvili
of Surgery, Division of Orthopedic Surgery, Mount Sinai Hospital, Toronto, Ontario, Canada
Orthopedics 33:629. 2010
..Six of the THAs required a constrained liner. No dislocations or deep infections were encountered. At last follow-up, all patients had a functional range of motion without evidence of discomfort related to their THA...
- Revision total hip arthroplasty with a modular tapered stem
Dror Lakstein
Orthopaedic Department, Mount Sinai Hospital, Toronto, Ontario, Canada
Hip Int 20:136-42. 2010
..The mean Harris hip score improved from 37 (10-77) points before operation to 72 (41-96) points at last follow-up. The ZMR tapered stem has shown satisfactory results in 2 to 10 years followup in various femoral stem revision conditions...
- Modified extended trochanteric osteotomy with preservation of posterior structures
Dror Lakstein
Division of Arthroplasty, Orthopaedic Department, Mount Sinai Hospital, 600 University Avenue, Suite 476A, Toronto, Ontario M5G 1X5, Canada
Hip Int 20:102-8. 2010
..Six stems (6%) needed revision for loosening. There was one case (1%) of osteotomy nonunion, and one case (1%) of greater trochanteric fragment nonunion and escape. Four patients (4%) dislocated postoperatively...
- Iliopsoas tendonitis due to the protrusion of an acetabular component fixation screw after total hip arthroplasty
Ian P Mayne
University of Toronto, Faculty of Medicine, Toronto, Ontario, Canada
J Arthroplasty 25:659.e5-8. 2010
..Nonoperative treatment was ineffective, and the patient ultimately underwent surgical removal of the screw. The severity of the patient's symptoms decreased significantly after the operation...
- Immediate recovery room radiographs after primary total knee arthroplasty-why do we keep doing them?
Yona Kosashvili
Mount Sinai Hospital, University of Toronto, ON, Canada
Int Orthop 34:1167-73. 2010
..9% to 63.3%, p?=?0.048). Increased level of orthopaedic training did not significantly affect the accuracy of interpretation (p?=?0.46). Interpretation of RRRs for coronal malalignment is inaccurate and has a limited educational value...
- Digital versus conventional templating techniques in preoperative planning for total hip arthroplasty
Yona Kosashvili
Division of Orthopaedic Surgery, Mount Sinai Hospital, University of Toronto, Toronto, Ont
Can J Surg 52:6-11. 2009
..The purpose of our investigation was to compare a digital templating system to conventional templating techniques when preoperatively planning for total hip arthroplasty...
- An inexpensive and accurate method for hip injections without the use of imaging
Yaron Bar Ziv
Department of Orthopaedic Surgery, Assaf Harofeh Hospital, Zerrifin, Israel
J Clin Rheumatol 15:103-5. 2009
..Intraarticular injections of the hip have traditionally required sonographic or fluoroscopic guidance assistance. Previous studies report high failure rates with injections based solely on anatomic landmarks...
- Holding power of variable pitch screws in osteoporotic, osteopenic and normal bone: are all screws created equal?
Rajesh Ramaswamy
Holland Orthopaedic and Arthritic Campus, Sunnybrook Medical Health Sciences Centre, University of Toronto, Ontario, Canada
Injury 41:179-83. 2010
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- Influence of sex on surgical time in primary total knee arthroplasty
Yona Kosashvili
Mount Sinai Hospital, University of Toronto, Ont, Canada
Can J Surg 53:256-60. 2010
..We examined the influence of sex on the technical difficulty of TKA using a tourniquet and overall surgical time as a surrogate for complexity of exposure, soft-tissue balancing and implantation...
- Anatomic distribution of bullet head injuries in combat fatalities
Yuval Ran
Israel Defense Forces, Medical Corp, Israel
J Trauma 69:541-3. 2010
..The aim of this work was to describe the anatomic distribution of bullet entry wounds to the head in combat fatalities and to discern whether distribution is random (null hypothesis) or not...
- Intraoperative dislocation of a trial femoral head into the pelvis during total hip arthroplasty
Yaron Bar Ziv
Orthopedic Department, Assaf Haroffe Medical Center, Zerrifin, Israel
Can J Surg 51:E73-4. 2008
- A modified cement spacer technique for infected total hip arthroplasties with significant bone loss
Oren Ben-Lulu
Division of Orthopaedic Surgery, Department of Surgery, Mount Sinai Hospital, Toronto, Ontario, Canada
J Arthroplasty 27:613-9. 2012
..None of the patients had spacer fracture, periprosthetic fracture, or dislocation. Augmentation by hardware covered with antibiotic-impregnated cement is effective and may reduce complications until definitive treatment is performed...
- Influence of personal armor on distribution of entry wounds: lessons learned from urban-setting warfare fatalities
Yona Kosashvili
IDF Medical Corps, Trauma Branch, Israel
J Trauma 58:1236-40. 2005
..This study was undertaken to examine the distribution of entry wounds resulting from firearms and shrapnel in soldiers wearing military personal armor systems (MPAS) in low-intensity urban combat conditions...
- Total hip arthroplasty to treat congenital musculoskeletal abnormalities in the juvenile Down Syndrome hip: review of literature with case
Drew W Taylor
Division of Orthopaedic Surgery, Mount Sinai Hospital, 600 University Avenue, Toronto, Ontario, Canada
J Pediatr Orthop B 21:235-9. 2012
..In this report, we present a total hip replacement to treat avascular necrosis in an adolescent and address the concerns that surgeons may have in treating this patient population...
- Bilateral rotational osteotomies of the proximal tibiae and tibial tuberosity distal transfers for the treatment of congenital lateral dislocations of patellae: a case report and literature review
Rajesh Ramaswamy
Lower limb Joint Reconstruction and Sports Medicine Service, Holland Orthopaedic and Arthritic Campus, Sunnybrook Health Sciences Centre, University of Toronto, Ontario, Canada
Knee 16:507-11. 2009
..We report a case of bilateral congenital lateral dislocations of the patellae treated with bilateral tibial rotational osteotomies with an 8 year and a 4 year follow up...
