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Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXII | Pages 14 - 14
1 Jul 2012
Hamer A Roy S Metcalfe A
Full Access

The use of a quadrupled hamstring graft in ACL reconstruction is well established. There are many described techniques in securing graft fixation, the optimal method is not yet established. The aim of this study was to review the results of a single surgeon series using the above implants looking at functional outcome for the patient and implant survivorship.

Patients were recruited for the study who had completed 8 months of post-op rehabilitation following primary ACL reconstruction and that had received the same surgical technique using the same implants from one surgical team. Patients undergoing a revision procedure were excluded. All patients received the same post-operative rehabilitation. Those who met the inclusion criteria were contacted via a postal survey using the Lysholm and Tegner questionnaires.

In total 77 patients were eligible for inclusion, consisting of 10 females and 67 males with a mean age of 31 (range 16-56). A 77% survey return rate was achieved with average follow up of 25 months (range 9-44). The mean Lysholm score was 82.1, with 59% ranking their knee as good or excellent. On average patients dropped 1.8 levels on the Tegner activity rating from a pre-injury average of 7.5 to post rehabilitation average of 5.7. There was a 100% survivorship of implants with no revisions undertaken due to implant failure.

The study has shown that this cohort of patients has produced self reported outcomes analogous to findings in the current literature. No obvious problem with implants was observed. It has highlighted the multiple factors associated with the outcome of ACL reconstruction and demonstrates that the quadrupled HT graft using Bio-Intrafix and Rigidfix implants produces short to mid-term functional and activity levels in keeping with the literature standard.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XVII | Pages 9 - 9
1 May 2012
Brooks F Akram T Chandratreya A Roy S Pemberton D
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Treatment of osteoarthritis is evolving, allowing more options of surgical intervention at an earlier stage. The interpositional knee device is a recently developed patient specific implant used for the treatment of uni-compartmental osteoarthritis. It is designed for use in mild to moderate osteo-arthritis only. The benefits it offers are, that it is less invasive than traditional methods, can be performed as a day procedure and does not limit future options.

Young adults with uni-compartmental arthritis are suitable for this implant. A MRI scan of the patient's knee is reviewed by radiologists to decide if the patient is suitable. A bespoke implant, based on the MRI data, is produced. Prior to insertion an arthroscopy is undertaken to allow proper positioning of the implant.

We have treated 26 patients with the iForma Conformis interpositional knee implant in South Wales at the Princess of Wales Hospital, Bridgend and the Royal Glamorgan Hospital, Llantrisant since November 2007. The pre- and post-operative WOMAC scores were recorded. Average age was 54.7 years, BMI 32; 9 females and 17 males. The average pre-operative WOMAC score was 42.2 with an improvement to 62.9. 33 implants were used (19 right, 14 left). 7 patients experienced post-operative problems (5 implants removed and 2 MUAs). No dislocations were reported. Average follow-up time was 12.6 months (range 6-26 months).

Our early experience suggests patient selection plays a vital role in the outcome of patients following surgery. It indicates that the interpositional knee device is a viable and safe alternative to a uni-compartmental knee replacement.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XVII | Pages 16 - 16
1 May 2012
Day M Cull S Morris A Roy S
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Introduction

Surgical treatment options for osteoarthritis of the first MTPJ include fusion, excision arthroplasty, interposition arthroplasty and replacement arthroplasty. 1 Arthroplasty of the first MTPJ is not a treatment modality that is, as yet, widely accepted. 2,3 although early results are promising.

The Toefit-plus (tm) first MTP joint arthroplasty is an uncemented modular hemi or total joint replacement. The aim of this study was to look at the short to medium term outcome of the Toefit-plus(tm) system, performed by a single surgeon in a district general hospital.

Methods

This was a retrospective study. Information was obtained from a combination of theatre logs and the operating surgeon's records. Any patient who had undergone Toefit -plus(tm) first MTP joint replacement was included. The demographic information was collated and the patients were scored using the AOFAS-IP scoring system and a VAS for pain.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XVII | Pages 17 - 17
1 May 2012
Hamer A Metcalfe A Roy S
Full Access

AIMS

To review the results of a single surgeon series using the above implants looking at functional outcome and implant survivorship.

BACKGROUND

The outcome of ACL reconstruction is multi-factorial. There are many described ways of securing a 4-srandd hamstring ACL graft with no clear gold standard.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XVII | Pages 7 - 7
1 May 2012
Harding E Roy S
Full Access

Introduction

Venous Thromboembolism is a well documented complication of Total hip and total knee replacement, and NICE guidelines recommend use of pharmacological prophylaxis routinely after these procedures. Current practice in our department is use of mechanical prophylaxis routinely, and chemical prophylaxis in high risk cases only. Previous departmental audit has shown VTE rates to be lower than the national average, however medical and haematology audit has contradicted this, and suggested that practices should be revised to include chemical prophylaxis routinely. This study seeks to determine whether we are seeing the full extent of the problem and whether our practices should be revised accordingly.

Methods

Retrospective study of all patients presenting to our hospital with suspected DVT/PE from February 2009 – August 2009. Patients were identified through radiology records; every patient undergoing venous Doppler studies or CT pulmonary angiography were included. The casenotes of patients with positive scans were reviewed; and relevant information extracted from the notes.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XII | Pages 4 - 4
1 Apr 2012
Brooks F Akram T Chandratreya A Roy S Pemberton D
Full Access

Treatment of osteoarthritis is evolving, allowing surgical treatment options at an earlier stage. The interpositional knee device is a recently developed patient specific implant used for the treatment of mild to moderate uni-compartmental osteoarthritis. The benefits over traditional methods of surgical management are: it's less invasive, can be a day procedure and does not limit future options. Young Adults with early uni-compartmental arthritis are suitable. A MRI scan of the patient's knee is reviewed by radiologists to decide if the patient is suitable. A bespoke implant is produced. Prior to insertion an arthroscopy is undertaken to allow proper positioning.

We treated 27 patients with the iForma Conformis interpositional knee implant in South Wales at the Princess of Wales Hospital, Bridgend and the Royal Glamorgan Hospital, Llantrisant since November 2007. The pre- and post-operative WOMAC scores were recorded. The average age was 54.7 years, BMI 32; 10 females and 20 males. The average pre-operative WOMAC score was 42.2 improving to 62.9 post-operatively. 35 implants were used. 7 patients experienced post-operative problems. No dislocations were reported. Average follow-up was 12.6 months.

Our early experience suggests patient selection plays a role in the outcome following surgery. It indicates that this device is a viable and safe alternative to a uni-compartmental knee replacement.