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Orthopaedic Proceedings
Vol. 95-B, Issue SUPP_12 | Pages 14 - 14
1 Mar 2013
Murphy L McKenna S Shirley D
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The 2011 National Hip Fracture Database (NHFD) Report has shown our institute has the fewest number of patients meeting the 36-hour target to theatre in the UK (9%) but well above the national average for review by geriatrician (42.5%) at 76%. We believe our timely medical input means patients' are more physiologically normalised prior to surgery. We aimed to review our postoperative results to see if our patients had significantly different morbidity and mortality compared to the rest of the UK.

We reviewed 152 patients between the period September 2009 and September 2010. All of the patients were prospectively identified and their information was added to our hip fracture database. Using the auditing software we reviewed the patients' outcomes and compared them to national averages using figures from the NHFD.

Of the 152 patients identified 13% met the 36-hour target. The average time to theatre for the study group was 89 hours. 83% of the group had a pre-operative assessment by a geriatrician. The primary reason for surgical delay was a lack of space on a theatre list (61.2%) followed by being medical unfit (16.4%). The average length of acute hospital stay was 16.4 days matching the national average while 30 Day mortality at 7.9% was (0.5%) lower than NHFD figures.

We continue to try and improve our time to surgery for hip fracture patients and accept this is mostly related to limited theatre access. Deficient resources due to Northern Ireland's exclusion from the best practice tariff means we are unable to compete with the top performing units in the NHFD. While it makes humanitarian sense to expedite surgery, evidence used to determine the 36-hour target is quoted as “low quality” or “very low quality”. Our data shows no significant difference in outcomes compared to national figures.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXIX | Pages 32 - 32
1 Sep 2012
McKenna S Kelly S Finlayson D
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Current evidence suggests that we should be moving away from Thompson's hemiarthroplasties for patients with intracapsular hip fractures. Furthermore, the use of cement when inserting these prostheses is controversial. This study aims to show the Inverness experience.

We performed a retrospective review of all NHS Highland patients who underwent a hemiarthroplasty for an intracapsular neck of femur fracture over the last 15 years. Demographics and the use of cement were documented. Further analysis of this group was performed to identify any of these patients who required revision of their prosthesis. Patients requiring revision had their case-notes reviewed to identify the cause for further surgery.

From 1996 until present 2221 patients from the Highland area had a hemiarthroplasty for an intracapsular neck of femur fracture. 1708 where female (77%) and 513 male (23%). The ages ranged from 28 years to 104 years (mean 80 years, median 81). 2180 of this group had their operations in Raigmore Hospital with the remaining 41 at various centres throughout Scotland. 623 (28%)had a cemented hemiarthroplasty, with the remaining 1578 (72%) having an uncemented Thompson's hemiarthroplasty. The revision rate for the cemented group was 2% (13 of 623 patients). In the uncemented group it was 0.4% (6 of 1578). Reasons from revision included dislocation, periprosthetic fracture, infection and pain.

Current evidence from some joint registers regarding the use of Thompson's hemiarthroplasty in the elderly is discouraging. The use of bone cement in this group with multiple co-morbidities is not without it's risks. Our data suggests that uncemented Thompson's hemiarthroplasties in low demand elderly patients with multiple co-morbidities can yield excellent results with less risk to the patients.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXIV | Pages 28 - 28
1 Jul 2012
Scullion M McKenna S Beastall J
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Adverse weather conditions during the winter months put increased pressure on orthopaedic trauma departments across the country. The increased incidence of injuries has resulted in a strain on resources at a local level and a situation can arise whereby cases need to be prioritised according to clinical need and fitness of the patient. Ankle fractures, frequently caused by slipping in adverse weather conditions, tend to be an injury where a high proportion of patients are young and active and can therefore cope better physiologically waiting several days for their operation. It is well documented that there is a window of opportunity when operating on ankle fractures, during which the swelling will permit fixation. We aimed to establish whether a link exists between delay to surgery for ankle fractures, the length of post-op hospital stay and the rate of complications.

We included all patients who underwent surgical fixation of an ankle fracture over a three month period between 1.1.10 and 31.01.11. Data was obtained through theatre records, discharge and clinic letters and from the local PACS X-ray system. Basic patient data, admission, theatre and discharge dates were collected along with details regarding mechanism of injury, type of fracture, fixation and documented complications. Patients were subdivided into two groups: those who underwent surgery within 48 hours of injury and those who waited longer than 48 hours. Many of the patients in the delayed surgery group remained inpatient until after their surgery whilst those more capable of mobilising with crutches were allowed home to elevate.

64 patients underwent fixation of an acute ankle fracture during the three month study period. 28 patients (44%) had a documented fall on ice or snow. 29 patients were operated upon within 48 hours. 35 patients surgery was delayed by a mean of 9 days (3-28). The mean length of post op hospital stay for the early surgery group was 3.00 days. In the delayed surgery group the mean length of stay was 4.28 days (p=0147). There were 4 complications in the early group (14%) compared with 7 in the delayed group (20%).

Delaying surgery for ankle fractures more than 48 hours suggests a trend towards an increased length of post-operative hospital stay and a slightly increased rate of complications but not to significant levels. A larger sample size may have provided a significant difference. Given this trend, we recommend early fixation of ankle fractures wherever possible providing soft tissue swelling allows tension free wound closure.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XVII | Pages 35 - 35
1 May 2012
Baliga S Johnstone A McKenna S
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Background

Angular stable volar locking plates have become increasingly popular for more comminuted fractures of the distal radius. Newer designs of plates have been thicker in profile and incorporate more options for distal fragment fixation. Although they have been shown to be successful at maintaining reduction to allow early mobilisation the main drawback is from screw cut-out. In our practice we have noticed that the newer style of plates that offer more rigid fixation has lead to more instances of screw cut-out. We aimed to quantify the minimum number of locking pegs and or screws need to maintain the operative reduction.

Method

We retrospectively looked at a series of 46 patients that had undergone volar plating. We assessed the fracture severity on pre-operative films (according to AO classification) and compared radiographic parameters (volar tilt VT, radial inclination RI and radial height RH) on post-operative films. We calculated the amount of reduction lost from initial post operative x-rays to radiographs taken when union was confirmed. We compared this to the number of locking units used to fix the distal radius and also the configuration they were inserted, i.e. the number in the radial and middle columns.