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Orthopaedic Proceedings
Vol. 99-B, Issue SUPP_6 | Pages 32 - 32
1 Mar 2017
Tadros B Tandon T Avasthi A Rao B Hill R
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Introduction

The management of peri-prosthetic distal femur fractures following TKR (Total Knee Replacement) in the elderly remains a challenge with little or no consensus on the best available treatment. Various methods have been described in the management of these complex fractures. Our study compares the outcome and cost of distal femoral arthroplasty to that of Fixation (Plating/Retrograde Nailing).

Methods

We retrospectively reviewed our database for patients admitted with peri-prosthetic distal femoral fractures between 2005–2013 (n=61). The patients were stratified into 2 groups based on method of management. The Distal Femoral Arthroplasty group (Group A) had 21 patients, with a mean age of 78 years (68–90. The Fixation group (Group B) had 40 patients, with a mean age of 74 years, 23 of those had plating of the fracture, while 17 had a retrograde nail inserted.

Pain scores, Length of stay, intra-operative blood loss, and weight bearing status, were compared. Functional outcomes were also assessed using Oxford knee scores, KSS scores, VAS pain assessment and range of motion from last follow up appointment. Minimum follow-up was 2 years.

Cost analysis was done for both groups, which included implant costs, consumable costs (man power included), theatre utilisation time and length of hospital stay. The calculation was done based on the PbR (payment by results) system and “best practise tariffs 2010–11” utilised by the NHS (National Health Service) in England.


Orthopaedic Proceedings
Vol. 98-B, Issue SUPP_4 | Pages 42 - 42
1 Jan 2016
Tadros BJ Tandon T Gee C Rao B
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Background

Hospital acquired MRSA is globally endemic and is a leading cause of surgical site infection (SSI). Of great concern is the emergence of community acquired MRSA (CA MRSA) with its unique virulence characteristics. Infected hip or knee prostheses due to MRSA are associated with multiple reoperations and prolonged hospital stay. Few studies have been done to assess for risk of SSI in MRSA carriers undergoing elective orthopaedic surgery following decolonisation. However in these studies, the eradication status was not confirmed prior to proceeding for surgical intervention.

Aim

The purpose of the study was to evaluate the incidence of SSI in MRSA carriers undergoing elective hip and knee arthroplasty, who had confirmed eradication of MRSA carrier status and to compare it with incidence of SSI in non MRSA carriers.


Orthopaedic Proceedings
Vol. 95-B, Issue SUPP_15 | Pages 311 - 311
1 Mar 2013
Rao B Moss M Taylor L
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Introduction

Avulsion of abductors from hip is a debilitating complication after total hip arthroplasty performed through a trans-gluteal approach. It results in intractable pain, Trendelenberg limp and instability of the hip.

Techniques described for repairing these abductor tears including direct trans osseous repairs, endoscopic repair techniques, Achilles tendon allograft, Gluteus Maximus and Vastus Lateralis muscle transfers. The aim of our study was to assess improvement in pain, limp and abductor strength in patients operated upon surgically for confirmed abductor avulsion using a modified trans osseous repair and augmentation of repair with a Graft Jacket allograft acellular human dermal matrix (Graft jacket; Wright Medical Technology, Arlington, TN).

Patients and Methods

In this prospective study we include 18 consecutive patients with hip abductor avulsions following a primary total hip arthroplasty through Hardinge approach for osteoarthritis. All the patients presented with pain around lateral aspect of hip, walking with a significant Trendelenberg limp and used a crutch or a stick in the opposite hand. Diagnosis was made by clinical examination and confirmed by MRI scans.


Orthopaedic Proceedings
Vol. 87-B, Issue SUPP_III | Pages 316 - 316
1 Sep 2005
Wilkins R Kelly C Neel M Rao B
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Introduction and Aims: Limb salvage surgery for the pediatric patient poses unique surgical challenges for the orthopaedic oncologist. In the past, surgeons have advocated amputation or rotationplasty as treatment for the skeletally immature child with a malignant bone tumor that involves a major growth plate and has an expected limb length discrepancy.

Method: The Repiphysis is a non-invasively expandable prosthesis. Applications for the knee joint are approved and other joints are pending. The expansion principle involves energy stored in a spring compressed by a locking system. Lengthenings are achieved via exposure to an electromagnetic field that allows controlled release of the spring and can be done without general anesthesia. Numerous small expansions (5–10mm) keep pace as the child grows. Between 1998–2002, 25 prostheses [knee (19), shoulder (five), hip (one)] were implanted in 21 patients. Most were implanted at the time of tumor resection and nine were revisions from previous reconstruction or fusion.

Results: Ninety lengthenings were performed with all but two on an outpatient basis. An average of 5mm was obtained per lengthening (range 1–35mm). The average follow-up was 25 months (range 12–48 months) and the latest Musculoskeletal Tumor Society functional scores averaged 87%. Eight revisions were required for mechanical problems or stem loosening. There was one amputation caused by post-operative arterial thrombosis.

Conclusion: This unique prosthesis offers many benefits in maintaining limb-length equality in growing patients. We are optimistic that this technology will prove beneficial to patients with malignant bone tumors as well as patients requiring serial limb lengthening or those with spinal deformities.


The Journal of Bone & Joint Surgery British Volume
Vol. 74-B, Issue 3 | Pages 469 - 470
1 May 1992
Rao B Taraknath V Sista V