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Orthopaedic Proceedings
Vol. 101-B, Issue SUPP_13 | Pages 4 - 4
1 Nov 2019
Aujla RS Hansom D Rooney A Wheelton A Wilding C Barwell J Spacey K McMullan M Shaw C Hashim Z Akhtar MA Godsiff S
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Knee dislocations are a rare but serious cause of trauma. The aim of this study was to establish current demographics and injury patterns/associations in multi-ligament (MLI) knee injuries in the United Kingdom.

A National survey was sent out to trauma & orthopaedic trainees using the British Orthopaedic Trainees Association sources in 2018. Contributors were asked to retrospectively collect a data for a minimum of 5 cases of knee dislocation, or multi-ligament knee injury, between January 2014 and December 2016. Data was collected regarding injury patterns and surgical reconstructions.

73 cases were available for analysis across 11 acute care NHS Trusts. 77% were male. Mean age was 31.9 (SD 12.4; range 16–69). Mean Body Mass Index (BMI) was 28.3 (SD 7.0; range 19–52). Early (<3 weeks) reconstruction was performed in 53% with 9 (23%) patients under-going procedures for arthrofibrosis. Late (>12 weeks) reconstruction took place in 37% with one (3.7%) patient under-going arthroscopic arthrolysis. 4% had delayed surgery (3–12 weeks) and 5% had early intervention with delayed ACL reconstruction. For injuries involving 3 or more ligament injuries graft choices were ipsilateral hamstring (38%), bone-patella tendon-bone (20%), allograft (20%), contralateral hamstring (17%) and synthetic grafts in 18%.

Multi-ligament knee injuries are increasingly being managed early with definitive reconstructions. This is despite significant risk of arthrofibrosis with early surgery. Ipsilateral and contralateral hamstring grafts make up the bulk of graft choice however allograft (20%) and synthetic grafts (18%) remain popular.


Introduction:

Mayo 2A Olecranon fractures are traditionally managed with a tension band wire device (TBW) but locking plates may also be used to treat these injuries.

Objectives:

To compare clinical outcomes and treatment cost between TBW and locking plate fixation in Mayo 2A fractures.


Orthopaedic Proceedings
Vol. 95-B, Issue SUPP_30 | Pages 7 - 7
1 Aug 2013
Shaw C Badhesha J Ayana G Abu-Rajab R
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We present a novel use for an adult proximal humeral locking plate. In our case an 18-year-old female with cerebral palsy sustained a peri-prosthetic fracture of a blade plate previously inserted for a femoral osteotomy. Treatment was revision using a long proximal humeral locking plate. She had a successful outcome.

We present the history and operative management.

The female had a history of quadriplegic cerebral palsy, asthma, diabetes mellitus and congenital heart disease. She had a gastrostomy tube for enteral feeding. She was on nutritional supplements, baclofen, Omeprazole and movicol. She is looked after by her parents and requires a wheelchair for mobility. She is unable to communicate. Surgical History: Right adductor tenotomy, aged 11. Femoral Derotation Osteotomy & Dega Acetabular Osteotomy, aged 13. Right distal hamstring and knee capsule release, aged 14. Admitted to A&E (aged 18); unwitnessed fall. Painful, swollen, deformed thigh with crepitus. Xrays demonstrated peri- prosthetic fracture below blade plate.

No specific equipment available to revise. Decision made to use PHILOS (Synthes, UK). GA, antibiotics, supine on table. Lateral approach. Plate removed after excising overgrown bone. Reduced and held. 10hole PHILOS applied. Near anatomical reduction. Secure fixation with locking screws proximally away from blade plate defect. Blood loss 800ml. 5 days in hospital. Sequential fracture clinic review. Wound healed well. Fracture healed on Xray at 11 months and discharged.

To our knowledge this is the first reported use of a PHILOS plate for this specific fracture. The complexity of this case and underlying neurological disorder deemed long blade plate revision unsuitable. Fracture rates after femoral derotation osteotomies rare. 5/157 and 1/58 in the two largest studies to date. Conservative measures were the main recommendation. We have demonstrated a straightforward method for revision fixation with an excellent outcome. It would be recommended as an alternative to other surgeons in this position.


Orthopaedic Proceedings
Vol. 95-B, Issue SUPP_30 | Pages 8 - 8
1 Aug 2013
Shaw C Badhesha J Ayana G Abu-Rajab R
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The Exeter Stem (Howmedica, UK) has been in use for over 35 years. Over the years it has undergone several modifications with the most recent being a highly polished, tapered stem in 1986. The manufacturers quote a rate of 0.0006%. In the current literature there are 16 (or less) instances of fractures of the Orthinox stem.

We present a case of fracture of an Orthinox Exeter Stem 9 years after insertion.

Our patient, BB, presented, aged 62, with symptoms & signs consistent with OA right hip. THR was performed through a lateral approach utilising a trochanteric osteotomy. A size 0 37.5 stem was inserted. Radiographs were very satisfactory. She suffered a post operative DVT/PTE from which she recovered uneventfully. She was independently mobile at 6 month review and was discharged at the 2 year stage pain free.

Aged 71, BB presented to outpatient clinic with a several month history of generalised groin pain. She had a Trendelenberg gait. Considerable pain was experienced on axial compression of the limb. Radiographs revealed a midstem fracture with cement loosening proximally. No trauma was reported. She underwent revision surgery through a posterior approach. Acetabular component was rigidly fixed. This was revised to a pressfit Trident (Zimmer, UK) cup with screws & polyethylene liner. An extended trochanteric osteotomy was used to remove the broken stem. An uncemented Restoration (Stryker, UK) stem was inserted with a 28mm head. Post-operative recovery was unremarkable and at 6 months osteotomy has healed. The stem was sent to Stryker UK Laboratories for analysis. They reported the stem broke in fatigue with the origin on the antero-lateral surface. No material or manufacturing defects seen. Dimensionally correct. Fracture may be due to abnormal bending stresses secondary to proximal loosening and firm distal fixation.

Our case demonstrates a set of circumstances that led to inevitable fatigue and stem fracture. The method of failure should reinforce the radiograph appearances that may cause concern or be acted upon.


Orthopaedic Proceedings
Vol. 95-B, Issue SUPP_30 | Pages 40 - 40
1 Aug 2013
Spence S Shaw C Badhesha J Clark A Ayana G
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Olecranon fractures account for 20% of elbow fractures. Displaced fractures can be treated by several methods – Tension Band Wiring (TBW), Open Reduction and Internal Fixation with a plate (ORIF) or conservative measures. Studies from UK specialist centres have demonstrated infection rates of up to 15% and metal ware removal rates of up to 80%. In addition studies have shown that conservative treatment provides a good function and pain relief in the elderly and infirm.

We aimed to look at all displaced olecranon fractures within our unit over a 4 year period and analyse their case notes for patient features, age stratification, treatment methods, complications and outcomes. We also aimed to compare our results to outcomes in studies published by specialist centres.

All olecranon fractures admitted to our unit in calendar years 2007–2010 were identified from our trauma database. Case sheets were analysed for patient's age, co-morbidities, treatment, complications and outcome. X-rays were analysed to classify the fractures and assess outcome of treatment.

71 patients were identified, Male: Female = 33:38. Age range was 7–93, mean was 62.8 years. Treatment used – TBW 42 (59.1%), ORIF 9 (12.7%), and Conservative 20 (28.2%). In the surgical group of 51 patients there were 4 infections (7.8%). There were no incidences of nerve palsy. Metalware was removed in 15 patients (29.4%) – for TBW this was 11/42 (26.25%) and ORIF 4/9 (44.4%) – however the difference was not significant (p=0.06). The conservative group had no complications.

In our study group we have demonstrated a lower infection rate and a far lower rate of metal ware removal than published studies. We have a high rate of patients treated conservatively who do well. Further work is being performed into the functional outcome of the whole group.


Orthopaedic Proceedings
Vol. 95-B, Issue SUPP_30 | Pages 6 - 6
1 Aug 2013
Shaw C Badhesha J Clark A Spence S Ayana G
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Olecranon fractures account for 20% of elbow fractures. Displaced fractures can be treated by several methods – Tension Band Wiring (TBW), Open Reduction and Internal Fixation with a plate (ORIF) or conservative measures. Studies from UK specialist centres have demonstrated infection rates of up to 15% and metalware removal rates of up to 80%. In addition studies have shown that conservative treatment provides good function and pain relief in the elderly and infirm.

To look at all displaced olecranon fractures within our unit (the busiest district general hospital in Scotland) over a 4 year period and analyse for patient features, age stratification, identify treatment methods, complications and outcomes. To compare this to outcomes in studies published by specialist centres.

All olecranon fractures admitted to our unit in calendar years 2007–2010 were identified from our trauma database. Case sheets were analysed for patient's age, co-morbidities, treatment, complications & outcome. Xrays were analysed to classify the fractures and assess outcome of treatment.

71 patients were identified, Male: Female = 33:38. Age range was 7–93. Mean 62.8. Treatment used – TBW 42 (59.1%), ORIF 9 (12.7%), Conservative 20 (28.2%). In the surgical group of 51 patients there were 4 infections (7.8%). There were no incidences of nerve palsy. Metalware was removed in 15 patients (29.4%) – for TBW this was 11/42 (26.25) and ORIF 4/9 (44.4%) – however the difference was not significant (p=0.06). The conservative group had no complications.

In our study group we have demonstrated a lower infection rate and a far lower rate of metalware removal than published studies.?We have a high rate of patients treated conservatively who do well. Further work is being performed into the functional outcome of the whole group.


Orthopaedic Proceedings
Vol. 95-B, Issue SUPP_1 | Pages 46 - 46
1 Jan 2013
Akrawi H Elkhouly A Allgar V Der Tavitian J Shaw C
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Introduction

Tennis and Golfers elbows (TE, GE) are difficult conditions to treat. Ultrasound guided steroid injection (UGSI) is one of the treatment modalities in treating refractory TE and GE. We present our clinical experience and short to mid-term results of patients with TE and GE treated with UGSI.

Methods

Patients with persistent TE and GE treated with UGSI (Marcaine and kenalog) at a tertiary centre between 2007 and 2010 were retrospectively reviewed. Mean follow up was 4 months (Range 2–21 months). Patients were assessed for pain relief, recurrence of symptoms and surgical release.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVII | Pages 458 - 458
1 Sep 2012
Raman R Shaw C Johnson G Sharma H Day N Dutta A
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Introduction

Viscosupplementation is used widely to provide symptomatic relief to patients with knee OA. This study aimed to compare the efficacy and safety of the standard (3×2ml) and single (1×6ml) dosing regimens of hylan G-F 20

Methods

Prospective, randomized, blinded (reviewers), comparative independent study. Inclusion criteria was OA knee pain e 60mm on a 100mm VAS; no prior intra articular (IA) injection. Patients were randomised to recieve 1 × 6mL or 3 × 2mL hylan G-F 20. Follow-up at 1, 6, 12, 26 and 52 weeks. Analgesics prohibited for 24 hours prior to follow-up assessments and NSAID_s for 26 wks. All adverse events (AE) were recorded. Primary outcome measure: Target knee pain (VAS) at 26 weeks. Secondary outcome measures included WOMAC, Oxford knee score, SF12


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XLI | Pages 111 - 111
1 Sep 2012
Raman R Johnson G Shaw C Graham V Cleaver N
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To report the clinical, functional and radiological outcome of consecutive primary hip arthroplasties using large diameter (36mm and above) ceramic bearing couples. We believe this to be one of the first independent series.

We prospectively reviewed 519 consecutive primary THA using fully HAC coated acetabular shell and fully HAC coated stem (JRI Ltd) in 502 patients, with minimum follow-up of 32 months. A Biolox-Delta ceramic liner with an 18 deg taper and Biolox-Delta ceramic head (36mm and 40mm) were used in all cases, by 3 surgeons. None were lost to follow-up. Clinical outcome was measured using Harris, Charnley Oxford, EuroQol EQ-5D scores. Radiographs were systematically analysed for implant position, loosening, migration, osteolysis. Return to sports and hobbies were recorded.

Mean age was 64.9 yrs (11–82yrs). There were no dislocations. 50–62mm acetabular shells were used. 36 mm head was used in 92% of cases. No acetabular revisions were performed for aseptic loosening. Other re-operations were for infection (1), peri-prosthetic fractures (1). The mean Harris and Oxford scores were 95 (88–97) and 14.1 (12–33) respectively. Harris and Oxford scores were 95 (88–97) and 14.1 (12–33) respectively. The Charnley score was 5.7 (5–6) for pain, 5.8 (4–6) for movement and 5.9 (4–6) for mobility. There was a significant improvement in the range of movement of the hip. There was no migration of acetabular component. Acetabular radiolucencies were present around one shell. No acetabular liner wear was demonstrated in CT Scans. Mean inclination was 7.4deg(37–65). Mean EQ-5D description scores and health thermometer scores were 0.84 (0.71–0.92) and 88 (66–96). With an end point of definite or probable loosening, the probability of survival was 100%. Overall survival with removal or repeat revision of either component for any reason as the end point was 99.1%.

The results of this study show an excellent clinical and functional outcome and support the use of a fully coated prosthesis with ceramic bearing couples. We envisage monitoring and prospectively reporting the long-term outcome of this series of patients.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XLI | Pages 130 - 130
1 Sep 2012
Raman R Johnson G Shaw C Graham N Cleaver V
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To discuss the rationale, selection criteria, indications, and results of using large diameter ceramic heads in revision hip arthroplasty.

We routinely use Biolox family of ceramic heads and acetabular liners in patients undergoing revision total hip replacements. We present our experience in using ceramic articular bearings over the last 20 years and the switch to larger diameter ceramic heads. We also present our rationale for using a large diameter ceramic head instead of a large metal head.

We reviewed a total of 689 revision arthroplasties over this time period and we report the outcome of large bearing couples with case examples in primary and revision scenarios. Furthermore we compared a subset of patients (110) with large diameter ceramic heads – Biolox Delta 36mm to patients who had metal on metal (large head 42 mm and above) bearing couples. The performance of the ceramic bearing couples will be discussed along with the functional outcome of these patients. We found no difference in the functional, clinical sports activities (UCLA and Tegner scores) between patients who had large metal bearing couples and large ceramic couples. Complication rate was less with the ceramic bearing revision arthroplasties, as was patient satisfaction.

Ceramic bearing couples have stood the test of time and have demonstrated an excellent long term wear properties. The recent introduction of the large diameter couples proves to be an excellent alternative if not the first choice in young, complex primary and revision case scenarios.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXIX | Pages 91 - 91
1 Sep 2012
Raman R Singh J Johnson G Sharma H Day N Shaw C
Full Access

Introduction

Viscosupplementation is used widely to provide symptomatic relief to patients with knee OA. This study aimed to compare the efficacy and safety of the standard (3×2ml) and single (1×6ml) dosing regimens of hylan G-F 20.

Methods

Prospective, randomized, blinded (reviewers), comparative independent study. Inclusion criteria was OA knee pain e 60mm on a 100mm VAS; no prior intra articular (IA) injection. Patients were randomised to recieve 1 × 6mL or 3 × 2mL hylan G-F 20. Follow-up at 1, 6, 12, 26 and 52 weeks. Analgesics prohibited for 24 hours prior to follow-up assessments and NSAID's for 26 wks. All adverse events (AE) were recorded. Primary outcome measure: Target knee pain (VAS) at 26 weeks. Secondary outcome measures included WOMAC, Oxford knee score, SF12


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXIII | Pages 224 - 224
1 May 2012
Raman R Dickson D Sharma H Angus P Shaw C Johnson G Graham A
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We report the clinical and radiological outcome of consecutive primary hip arthroplasties using the JRI-Furlong Hydroxyapatite ceramic (HAC) coated acetabular components.

We reviewed 412 consecutive cementless primary THA using fully coated acetabular shell in 392 patients—with a minimum 12 to 18 year follow-up—performed at two institutions between 1986 and 1994. Twenty (22 THA) were lost prior to 12-year follow-up, leaving 372 patients (390 THA) available for study. Fully HAC coated stems were used in all patients. The clinical outcome was measured using Harris, Charnley and Oxford hip scores and the quality of life using EuroQol EQ-5D. Radiographs were systematically analysed for implant position, loosening, migration, osteolysis. Polythene wear was digitally measured. The radiographic stability of the acetabular component was determined by Enghs criteria.

The mean age was 74.4 years. The mean Harris and Oxford scores were 87 (78– 97) and 19.1 (12–33) respectively. The Charnley score was 5.6 (5-6) for pain, 5.2 (4–6) for movement and 5.3 (4–6) for mobility. Migration of acetabular component was seen in four hips. Acetabular radiolucencies were present in 54 hips (9.7%). The mean linear polythene wear was 0.06mm/year. Mean inclination was 48.4° (38–65).

Radiolucencies were present around 37 (6.6%) stems. Dislocation occurred in 10 patients (three recurrent). Re-operations were performed in nine patients (1.9%). Four acetabular revisions were performed for aseptic loosening. Other re-operations were for infection (three), periprosthetic fractures (one), cup malposition (one) and revision of worn liner (three). Mean EQ-5D description scores and health thermometer scores were 0.81 (0.71–0.89) and 86 (64–95). With an end point of definite or probable loosening, the probability of survival at 12 years was 97.1% for acetabular component. Overall survival at 12 years with removal or repeat revision of either component for any reason as the end point was 96.2%.

The results of this study support the continued use of a fully coated prosthesis and documents the durability of the HAC coated components. In our clinical experience, the Furlong prosthesis revealed encouraging radiographic stability over a long-term period.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_III | Pages 11 - 11
1 Feb 2012
Raman R Dutta A Day N Shaw C Johnson G
Full Access

Aim

To compare the clinical effectiveness, functional outcome and patient satisfaction following intra articular injection with Synvisc¯ and Hyalgan¯ in patients with osteoarthritis (OA) of the knee.

Methods

348 consecutive patients were randomised into two groups to receive either Hylan G-F 20 -Synvisc (n= 181) or Sodium Hyaluronate -Hyalgan (n=167). All patients were prospectively reviewed by independent assessors blinded for the treatment. Knee pain on a VAS were recorded. The functional outcome was assessed using Tegner, UCLA, Oxford knee score and EuroQol-5D scores. VAS was used to quantify patient satisfaction. Mean follow-up was 12 months.


Orthopaedic Proceedings
Vol. 93-B, Issue SUPP_II | Pages 222 - 222
1 May 2011
Raman R Johnson G Sharma H Gopal S Shaw C
Full Access

Aim: To discuss the rationale, selection criteria, indications, and results of using large diameter ceramic heads in primary and revision hip arthroplasty.

Patients and Methods: We routinely use Biolox family of ceramic heads and acetabular liners in patients undergoing total hip replacements. We present our experience in using ceramic articular bearings over the last 20 years and the switch to larger diameter ceramic heads. We also present our rationale for using a large diameter ceramic head instead of a large metal head.

Results: We reviewed a total of 1189 arthroplasties over this time period and we report the outcome of large bearing couples with case examples in primary and revision scenarios. Furthermore we compared a subset of patients (110) with large diameter ceramic heads – Biolox Delta 36mm to patients who had metal on metal (large head 42 mm and above) bearing couples. The performance of the ceramic bearing couples will be discussed along with the functional outcome of these patients. We found no difference in the functional, clinical sports activities (UCLA and Tegner scores) between patients who had large metal bearing couples and large ceramic couples. Complication rate was less with the ceramic bearing arthroplasties, as was patient satisfaction

Conclusion: Ceramic bearing couples have stood the test of time and have demonstrated an excellent long term wear properties. The recent introduction of the large diameter couples proves to be an excellent alternative if not the first choice in young, complex primary and revision case scenarios


Orthopaedic Proceedings
Vol. 93-B, Issue SUPP_II | Pages 220 - 220
1 May 2011
Raman R Johnson G Sharma H Gopal S Shaw C Singh J
Full Access

Aim: To report the clinical, functional and radiological outcome of consecutive primary hip arthroplasties using large diameter (36mm and above) ceramic bearing couples. We believe this to be one of the first reported series in the UK.

Methods: We prospectively reviewed 319 consecutive primary THA using fully HAC coated acetabular shell and fully HAC coated stem (JRI Ltd) in 302 patients, with minimum follow-up of 12 months. A Biolox-Delta ceramic liner with an 18 deg taper and Biolox-Delta ceramic head (36mm and 40mm) were used in all cases, which were performed in one institution by 3 surgeons. None were lost to follow-up. Clinical outcome was measured using Harris, Charnley Oxford, EuroQol EQ-5D scores. Radiographs were systematically analysed for implant position, loosening, migration, osteolysis. Return to sports and hobbies were recorded.

Results: Mean age was 64.9 yrs (11–82yrs). There were no dislocations. 50–62mm acetabular shells were used. 36 mm head was used in 96% of cases. No acetabular revisions were performed for aseptic loosening. Other re-operations were for infection (1), peri-prosthetic fractures (1). The mean Harris and Oxford scores were 95 (88–97) and 14.1 (12–33) respectively. The Charnley score was 5.7 (5–6) for pain, 5.8 (4–6) for movement and 5.9 (4–6) for mobility. There was a significant improvement in the range of movement of the hip. There was no migration of acetabular component. Acetabular radiolucencies were present around one shell. No acetabular liner wear was demonstrated in CT Scans. Mean inclination was 47.4deg(37–65). Mean EQ- 5D description scores and health thermometer scores were 0.84 (0.71–0.92) and 88 (66–96). With an end point of definite or probable loosening, the probability of survival was 100%. Overall survival with removal or repeat revision of either component for any reason as the end point was 99.1%.

Conclusion: The results of this study show an excellent clinical and functional outcome and support the use of a fully coated prosthesis with ceramic bearing couples. We envisage to monitor and prospectively report the long-term outcome of this series of patients.


Orthopaedic Proceedings
Vol. 93-B, Issue SUPP_I | Pages 16 - 16
1 Jan 2011
Raman R Eswaramoorthy V Angus P Sharma H Madhu T Shaw C Johnson G
Full Access

We aim to report the clinical, radiological outcome of consecutive primary hip arthroplasties using the JRI-Furlong Hydroxyapatite ceramic coated acetabular components. We reviewed 412 consecutive primary THA using fully coated acetabular shell in 392 patients, with minimum 12-year follow-up to 18 years, performed at two institutions. Twenty (22 THA) were lost prior to 12-year follow-up, leaving 372 patients (390 THA) available for study.

Fully HAC coated stems were used in all patients. Clinical outcome was measured using Harris, Charnley Oxford, EuroQol EQ-5D scores. Radiographs were systematically analysed for implant position, loosening, migration, osteolysis. Polythene wear was digitally measured.

Mean age was 74.4 yrs. Dislocation occurred in 10 patients (3 recurrent). Revision operations were performed in nine patients (1.9%). Four acetabular revisions were performed for aseptic loosening. Other re-operations were for infection (3), periprosthetic fractures (1), cup malposition (1), revision of worn liner (3). The mean Harris and Oxford scores were 87 (78–97) and 19.1 (12–33) respectively. The Charnley score was 5.6 (5–6) for pain, 5.2 (4–6) for movement and 5.3 (4–6) for mobility. Migration of acetabular component was seen in 4 hips. Acetabular radiolucencies were present in 54 hips (9.7%). The mean linear polythene wear was 0.06mm/year. Mean inclination was 48.4 deg(38–65). Mean EQ-5D description scores and health thermometer scores were 0.81 (0.71–0.89) and 86 (64–95). With an end point of definite or probable loosening, the probability of survival at 12 years was 96.1%. Overall survival at 12 years with removal or repeat revision of either component for any reason as the end point was 94.2%.

The results of this study support the continued use of a fully coated prosthesis and documents the durability of the HAC coated components. In our clinical experience, the Furlong prosthesis revealed encouraging radiographic stability over a long term period


Orthopaedic Proceedings
Vol. 93-B, Issue SUPP_I | Pages 39 - 39
1 Jan 2011
Raman R Madhu T Hamilton R Shaw C Johnson G
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The aim of this study was to compare the clinical outcome, radiological outcome, activity level and functional outcome of hip resurfacing against metal on metal (MOM) hip arthroplasty.

Matched pairs of patients were selected from consecutive patients who had either MOM arthroplasty (n=236) or hip resurfacing (n=264). We matched 346 patients (173 pairs) in terms of age, sex, diagnosis, and a minimum follow up of 60 months. The functional outcome was assessed using Harris, Charnley-MDP, SF-36, UCLA and Tegner scores. Mean follow up was 67 months (61–80).

Mean age was 54.5 years. Femoral neck fractures were seen in 4 patients in the resurfacing group. The mean acetabular inclination was 42.8 deg and 44.3 deg in the resurfacing and MOM groups. Mean stem subsidence was 1.2mm. Bony ingrowth was seen in ninety six stems and all stems were stable by Engh s criterion. Radiolucent halo was observed around the stem of two resurfacing heads. The mean Harris hip score was 87.9 and 88.2 in the MOM and resurfacing groups respectively (p=0.76). The SF 36 score was 77.8 and 80.1 (p=0.4). The UCLA and Tegner scores were 6.1 and 3.6 for the resurfacing group and 5.9 and 3.9 for the MOM group. Nine patients in the resurfacing group had a postoperative painful limp which settled by 3 months. There was no radiological evidence of implant failure at last follow up. Survival at 5 years was 100% for the MOM group and 94.1% for the resurfacing group.

Functional outcome and activity levels increased in both groups with no difference between the groups. Post operative complications were fewer in MOM group and return to activity was quicker. It appears that resurfacing arthroplasty offers no medium term advantages over MOM arthroplasty. However longer follow up is required to establish the longevity and durability of this implant.


Orthopaedic Proceedings
Vol. 93-B, Issue SUPP_I | Pages 15 - 15
1 Jan 2011
Akula M Mc Shane P Shaw C Mohsen A
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A recent meta-analysis for total knee replacement (TKR) undertaken with navigation demonstrated improved accuracy of implant positioning but did not have sufficient evidence on functional outcomes. This meta-analysis evaluates the functional outcomes for TKR with and without navigation.

We present a randomized prospective and comparative studies on functional outcomes of TKR with and without navigation were identified. The selected articles were tested for publication bias and heterogeneity. Studies presenting the functional outcomes in terms of knee society score, oxford knee score and HSS scores were included in the study. The data was then aggregated by random-effects modelling after which estimated weighted mean differences for individual functional scores were calculated.

Sixty two studies were identified and reviewed independently by two researchers; ten studies fulfilled the inclusion criteria, resulting in 976 cases for the meta-analysis (490 with navigation and 486 without). The mean age of both groups was similar (68 and 69). Results of a meta-analysis are best demonstrated by funnel graphs, forest plot, P values, and confidence intervals. In summary, the weighted mean of difference of KSS score is −0.288, with a p value of 0.867. Moreover, the standard means of difference of Oxford knee score was 0.133, with a P value of 0.257. The HSS scores resulted in a SMD of −0.099 and a ‘p’ value of 0.686. Finally, the range of motion weighted means of difference was 1.428, and a ‘p’ value of 0.228.

This meta-analysis demonstrated that there is no statistical advantage to the use of navigation for TKR in terms of functional outcome; the increased positional accuracy does not impart an improved outcome as has been proposed. This is probably due to the tolerances available in the implant positioning. This meta-analysis is providing the early outcomes & highlighting the necessity of long term studies.


Orthopaedic Proceedings
Vol. 92-B, Issue SUPP_IV | Pages 543 - 543
1 Oct 2010
Akula M Dertavitian J Lyall H Roy N Sharma H Shaw C
Full Access

Introduction: Distal radius locking plates are increasingly being used to treat distal radius fractures.

The purpose of our study was to determine the medium term clinical and radiological outcome of comminuted, displaced fractures of the distal radius. We present our experience in using the Aculoc (Acumed) volar fixed angle plate to treat 100 consecutive fractures of the distal radius.

Methods: All one hundred patients were prospectively (clinically and radiologically) assessed between 2003 –2007, with a minimum follow up of one year. Fractures were radiologically classified using the Frykman classification Clinical outcome was measured using the Mayo score, DASH questionnaire, SF36 and Range of Wrist Movement and pinch and grasp power. The post operative x rays were assessed for fracture union, alignment and displacement.

Conclusion: Our study demonstrates that volar fixation of distal radius fractures, using a fixed angle, locking accumed plate provides satisfactory treatment for fractures of the distal radius. Angular stability of the implant provides mechanical stability and aids early rehabilitation which results in good functional outcomes.


Orthopaedic Proceedings
Vol. 92-B, Issue SUPP_II | Pages 349 - 349
1 May 2010
Akula M Gella S Mohsen A Shaw C
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Background: This meta-analysis aims to evaluate the quality of life in post traumatic amputees in comparison with a limb salvage group, using peer-reviewed studies in these areas.

Methods: Electronic databases were searched for studies on lower limb amputation and limb reconstruction following trauma. A manual review of the literature and abstracts was also conducted. Only studies having more than 24 months of follow up, and those using generic scales using physical and psychological parameters (SIP or SF36), were included. Two reviewers performed the search, inclusion, and data extraction independently.

Results: 214 studies were identified after extensive searching, Eleven studies fulfilled all the inclusion criteria, reviewing the outcomes of 1874 patients including 899 cases of amputation and 975 cases of reconstruction. Outcome assessments were based on two generic scales of measurement for quality of life, namely SIP or SF 36.

In the studies using SF36, the mean Physical Component Summary (PCS) for the amputation group was 39.76 +/−7.06 and mean Mental Component Summary (MCS) was 52.05+/−3.39. The mean PCS for the reconstruction group was 38.5+/−0.78 and the mean MCS was 50.76 +/− 3.09. The mean physical SIP score for amputation was 13.033 with SEM of 3.048, and the psychological SIP score was 15.953 with SEM of 1.153. The mean Physical SIP for reconstruction was 10.686 with SEM of 1.034 and the psychological SIP was 10.754 with SEM of 0.647. The Unpaired t test was used to compare the outcomes of amputation and reconstruction, studies using SF36 and SIP scores were compared independently. Our results show that physical morbidity in both groups is not significantly influenced by the modality of surgical intervention, but there is a statistically significant difference noted in psychological morbidity, the group with reconstruction being better. These results were consistent in studies using either of the two generic scales namely, SF36 or SIP scores.

Conclusion: This meta-analysis provides evidence that limb reconstruction in lower limb trauma yields better psychological outcomes without significant difference in physical morbidity compared to amputation.