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Orthopaedic Proceedings
Vol. 99-B, Issue SUPP_8 | Pages 105 - 105
1 Apr 2017
Kocialkowski C Philips N Peach C
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Aim. Prospectively assess the degree of finger swelling after shoulder arthroscopy, to determine whether rings should be routinely removed prior to surgery. Method and Results. Patients undergoing shoulder arthroscopic procedures had finger diameters measured prior and post surgery, over a three month period. The study was approved by our Research and Development department. Measurements were taken using a finger circumference gauge (Southpointe, Florida, USA) and were all performed by one researcher in a standard technique, to eliminate inter observer variability. Control measurement, using the contralateral hand, were taken. Statistical analysis was performed, using the Mann Whitney U test. 31 patients undergoing shoulder arthroscopy were included in the study and had finger diameters assessed. The median amount of finger swelling on the operated side was 2.8 mm (IQR 4.6) per digit, compared to 0 mm on the contralateral side (IQR 1.6), which was significantly greater (p=0.0003). There was no statistical difference in the amount of finger swelling when patients undergoing short procedures (less than 30 minutes operating time) were compared to patients undergoing long procedures (greater than 60 minutes). Conclusions. These results suggest that patients undergoing shoulder arthroscopy have a significant degree of finger swelling post-operatively and that the amount of swelling cannot be accurately predicted based on the length of procedure alone. This indicates that rings should be routinely removed, prior to shoulder arthroscopy, even if this necessitates cutting of rings for removal


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXVIII | Pages 7 - 7
1 Jun 2012
Halai M Ayoub K
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It is not often that the patient, surgeon and hospital management are happy about the same service. However, day-case surgery is an exception, as it has well recognised cost-effectiveness. The new day-surgical shoulder arthroscopy service was audited from its commencement in August 2008 until April 2010. The objectives were to see if patients were going home the same day. All data was gathered retrospectively via the hospital's online database and the patients' notes were collected. An Excel database was created. From August 2008 to April 2010, a total of 41 arthroscopies were performed on 41 patients. Consultant K.A. was the operator in each case. In all cases, an interscalene nerve block was attempted by a consultant anaesthetist. All patients received endotracheal intubation and they were placed in a ‘beach-chair’ position. 49% of patients were male and 51% female. Age range was from 17-70 and the average age was 51 years. 66% underwent a sub-acromial decompression and the remainder had a cuff repair. There were two unplanned admissions due to an ineffective interscalene nerve block and the other patient suffered from paranoid schizophrenia and his carer was unavailable. All patients that went home did not re-attend as an emergency. There were no adverse events documented. After discussion with senior staff, we conclude that this service is working well. Key facets of this service are that it should be consultant led with a familiar team, adhere to the standard day-surgical criteria and use interscalene nerve analgesia. The use of continuous regional anaesthetic infusion pumps may improve patient comfort, as reports suggest that they have some advantages. This service shall be re-audited in 2 years time


Orthopaedic Proceedings
Vol. 102-B, Issue SUPP_11 | Pages 98 - 98
1 Dec 2020
Çağlar C
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The laterjet procedure is an important option in both primary and revision surgeries, especially in anterior shoulder instabilities that progress with glenoid bone loss. 12 patients who had a history of unsuccessful arthroscopic bankart repair and who underwent laterjet procedure in Ankara Atatürk Research and Training Hospital between 2013 and 2017 were included in the study and the patients were evaluated retrospectively. The mean age of the patients was calculated as 27.7 (range 21 to 38 years). Rowe and Walch-Duplay scores and operated shoulder (OS)-healthy shoulder (HS) range of motion (ROM) measurements were used to evaluate patients clinically and functionally. The mean follow-up time of the patients was calculated as 5.5±1.8 years.

Firstly, no dislocation history was recorded in any patient afer the laterjet procedure. The mean Rowe score was calculated as 82.5 (range 60–100). Accordingly, 8 patients had excellent result, 3 patients had good result and 1 patient had fair result. The mean Walch-Duplay score was 81.4 (range 55–100). It was determined as excellent result in 6 patients, good result in 4 patients and fair result in 2 patients. Another data, joint ROM of the OS-HS of patients are shown in the table. There was some limitation in OS compared to the HS. p<0.05 value was accepted as statistically significant. While there was a statistically significant difference in external rotation (OS:35.2º, HS:56.4º)(p=0.003), internal rotation (OS:65.7º, HS:68.1º)(p=0.008) and flexion (OS:171.2º, HS:175.9º)(p=0.012) degrees but there was no statistically significant difference in abduction degrees (OS:164.3º, HS:170.4º) (p=0.089). In radiological evaluation, partial graft resorption was detected in 1 patient, but it was asymptomatic. The osteoarthritis which is one of the complications of laterjet procedure, was not detected radiologically. There are some limitations of the study. Firstly, it is a retrospective study. Secondly, the demographic features of the patients such as age, gender, profession and dominant hand are excluded. Thirdly, the mean follow-up time is not too long. Finally, some of the scales filled in are based on the patient's declaration, which may not yield sufficient objective results.

In conclusion, the laterjet procedure is a suitable and reliable technique even for revision surgery in the treatment of anterior shoulder instability. It gives positive results in terms of shoulder stability and function. The major disadvantage was found to be the limitation of external rotation. Longer follow-up is needed for another outcomes and late complications, such as osteoarthritis.

For any figures or tables, please contact the authors directly.


Orthopaedic Proceedings
Vol. 103-B, Issue SUPP_2 | Pages 85 - 85
1 Mar 2021
Hussain A Poyser E Mehta H
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Abstract. Introduction. Local anaesthetic injections are regularly used for perioperative pain relief for shoulder arthroscopies. In our practice all shoulder arthroscopies were performed under general aneasthesia supplemented by perioperative subacromial local anaesthetic injections or landmark guided axillary nerve together with suprascapular nerve injections. We compared pain relief achieved with these two methods. We hypothesized that the selective nerve blocks would provide better post operative pain relief as described in literature. Methods. We conducted a retrospective cohort study on two patient groups with 17 patients each. Group one patients received 20mls 50:50 mixture of 1% lignocaine and 0.5% chirocaine injections before and after start of procedure and group two patients received 20 mls of chirocaine around the axillary and suprascapular nerves. VAS scores were collected at 1 and 4 hours and analgesia taken during the first 24 hours was recorded. Results. No significant difference in pain scores was noted but analgesia requirements in the nerve block group were higher. Conclusion. Landmark guided nerve blocks did not show any advantage over subacromial local anaesthetic in our study. This is in contrast to published literature and we believe subacromial injections are more reliable and reproducible. Declaration of Interest. (b) declare that there is no conflict of interest that could be perceived as prejudicing the impartiality of the research reported:I declare that there is no conflict of interest that could be perceived as prejudicing the impartiality of the research project


Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_14 | Pages 25 - 25
1 Dec 2022
Spina G Napoleone F Mancuso C Gasparini G Mercurio M Familiari FF
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Magnetic resonance imaging (MRI) is the gold standard for the diagnosis of the pathologies affecting the glenohumeral joint and the rotator cuff diseases. MRI allows to highlight anatomic discontinuities of both muscles and tendons. However, MRI diagnostic accuracy has not proven to be highly sensitive in distinguishing between a partial-thickness tear and a full-thickness rotator cuff tear. The purpose of this study was to determine if MRI under axial traction can be helpful in increasing MRI sensitivity to identify partial-thickness rotator cuff tears. The study included 10 patients (4 males and 6 females) who had clinical examination and MRI suggesting a partial-thickness rotator cuff tear. They were candidates for shoulder arthroscopy because of persistent symptoms after at least three months of conservative treatment. The patients underwent a new MRI (under axial traction: MRI-AT) with a 4-kg weight applied to the affected arm. Then the patients underwent arthroscopy to confirm the diagnosis. Patients with a suspected full-thickness rotator cuff tear were excluded from the study. Patients’ average age was 52.4 years, and the dominant side was affected in 77.7% of the cases. Preoperative Constant-Murley Score was 57. MRI-AT showed that 3 patients were affected by a complete tear of the rotator cuff, 3 patients by a partial-thickness rotator cuff tear and 4 patients had no lesion. The analysis of data showed that: under axial traction the subacromial space increased by 0,2 mm (P value = 0,001075), the superior glenohumeral space decreased by 2.4 mm (P value = 0,07414), the inferior glenohumeral space increased by 0.3 mm (P value = 0,02942), the acromial angle decreased by 1.9° (P value = 0,0002104) and the acromion-glenohumeral angle decreased by 0.3° (P-value = 0,01974). Two experienced evaluators analyzed previous standard MRI and MRI-AT scans in a double-blinded fashion, with inter-rater evaluation of all the images and measures. Intraclass correlation coefficient (ICC) has been utilized to assess the reliability of the measures performed by different operators. ICC always resulted in more than 0.7, showing a high concordance among values in the same group. A comparative evaluation between standard MRI and MRI-AT has been conducted to highlight possible discrepancies and this has been compared to intraoperative findings. Concordance of the values was 89% between standard MRI and MRI-AT and 100% between MRI under axial traction and intraoperative findings. This study showed a high correlation between the diagnosis achieved with MRI-AT and the intraoperative arthroscopic findings. The use of MRI-AT in clinical practice may improve the diagnostic sensitivity of this method to detect a partial-thickness rotator cuff tear


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXVIII | Pages 19 - 19
1 Jun 2012
Sethi A Jamal B Al-Badran L Weinand C Drobetz H Ehrendorfer S
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Primary traumatic anterior dislocations of the shoulder are common injuries which are complicated by persistent instability in a high proportion of patients. Surgery is successful and has been well described in the literature. Current controversies centre on the role of open and arthroscopic techniques. We describe the outcomes of a new mini-incision surgical (MIS) technique which was developed within our institution. 27 patients with traumatic shoulder instability (2 bilateral) were prospectively entered into a database between June 1998 and March 2008. The mean age was 31 years and the mean follow up period was 53 months. 29 shoulders underwent diagnostic shoulder arthroscopy and mini-incision surgery using a delto-pectoral approach and 3 bio-absorbable anchors. Patients reported no re-dislocation in 24 shoulders (83%). 5 shoulders, including one with a bony Bankart lesion, re-dislocated with additional trauma. One shoulder required revision to a Bristow-Latarjet. Satisfaction was very good in 16 and good in 9 shoulders (83%). 19 patients had minimal or no pain. 8 patients experienced moderate shoulder pain with the other two complaining of severe pain. QuickDASH scores were encouraging. Our technique combines the ability to appreciate all shoulder pathology arthroscopically with the visualisation gained in open Bankart surgery. Functionally, patients do well. The higher than expected re-dislocation rate is concerning. We advise that long term outcomes are needed


Bone & Joint 360
Vol. 9, Issue 3 | Pages 44 - 45
1 Jun 2020
Das MA


Bone & Joint Research
Vol. 8, Issue 2 | Pages 41 - 48
1 Feb 2019
Busse P Vater C Stiehler M Nowotny J Kasten P Bretschneider H Goodman SB Gelinsky M Zwingenberger S

Objectives

Intra-articular injections of local anaesthetics (LA), glucocorticoids (GC), or hyaluronic acid (HA) are used to treat osteoarthritis (OA). Contrast agents (CA) are needed to prove successful intra-articular injection or aspiration, or to visualize articular structures dynamically during fluoroscopy. Tranexamic acid (TA) is used to control haemostasis and prevent excessive intra-articular bleeding. Despite their common usage, little is known about the cytotoxicity of common drugs injected into joints. Thus, the aim of our study was to investigate the effects of LA, GC, HA, CA, and TA on the viability of primary human chondrocytes and tenocytes in vitro.

Methods

Human chondrocytes and tenocytes were cultured in a medium with three different drug dilutions (1:2; 1:10; 1:100). The following drugs were used to investigate cytotoxicity: lidocaine hydrochloride 1%; bupivacaine 0.5%; triamcinolone acetonide; dexamethasone 21-palmitate; TA; iodine contrast media; HA; and distilled water. Normal saline served as a control. After an incubation period of 24 hours, cell numbers and morphology were assessed.


The Journal of Bone & Joint Surgery British Volume
Vol. 88-B, Issue 6 | Pages 823 - 827
1 Jun 2006
White TO Clutton RE Salter D Swann D Christie J Robinson CM

The stress response to trauma is the summation of the physiological response to the injury (the ‘first hit’) and by the response to any on-going physiological disturbance or subsequent trauma surgery (the ‘second hit’).

Our animal model was developed in order to allow the study of each of these components of the stress response to major trauma. High-energy, comminuted fracture of the long bones and severe soft-tissue injuries in this model resulted in a significant tropotropic (depressor) cardiovascular response, transcardiac embolism of medullary contents and activation of the coagulation system. Subsequent stabilisation of the fractures using intramedullary nails did not significantly exacerbate any of these responses.