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The Bone & Joint Journal
Vol. 106-B, Issue 10 | Pages 1141 - 1149
1 Oct 2024
Saleem J Rawi B Arnander M Pearse E Tennent D

Aims. Extensive literature exists relating to the management of shoulder instability, with a more recent focus on glenoid and humeral bone loss. However, the optimal timing for surgery following a dislocation remains unclear. There is concern that recurrent dislocations may worsen subsequent surgical outcomes, with some advocating stabilization after the first dislocation. The aim of this study was to determine if the recurrence of instability following arthroscopic stabilization in patients without significant glenoid bone loss was influenced by the number of dislocations prior to surgery. Methods. A systematic review and meta-analysis was performed using the PubMed, EMBASE, Orthosearch, and Cochrane databases with the following search terms: ((shoulder or glenohumeral) and (dislocation or subluxation) and arthroscopic and (Bankart or stabilisation or stabilization) and (redislocation or re-dislocation or recurrence or instability)). Methodology followed the PRISMA guidelines. Data and outcomes were synthesized by two independent reviewers, and papers were assessed for bias and quality. Results. Overall, 35 studies including 7,995 shoulders were eligible for analysis, with a mean follow-up of 32.7 months (12 to 159.5). The rate of post-stabilization instability was 9.8% in first-time dislocators, 9.1% in recurrent dislocators, and 8.5% in a mixed cohort. A descriptive analysis investigated the influence of recurrent instability or age in the risk of instability post-stabilization, with an association seen with increasing age and a reduced risk of recurrence post-stabilization. Conclusion. Using modern arthroscopic techniques, patients sustaining an anterior shoulder dislocation without glenoid bone loss can expect a low risk of recurrence postoperatively, and no significant difference was found between first-time and recurrent dislocators. Furthermore, high-risk cohorts can expect a low, albeit slightly higher, rate of redislocation. With the findings of this study, patients and clinicians can be more informed as to the likely outcomes of arthroscopic stabilization within this patient subset. Cite this article: Bone Joint J 2024;106-B(10):1141–1149


The Bone & Joint Journal
Vol. 106-B, Issue 10 | Pages 1125 - 1132
1 Oct 2024
Luengo-Alonso G Valencia M Martinez-Catalan N Delgado C Calvo E

Aims

The prevalence of osteoarthritis (OA) associated with instability of the shoulder ranges between 4% and 60%. Articular cartilage is, however, routinely assessed in these patients using radiographs or scans (2D or 3D), with little opportunity to record early signs of cartilage damage. The aim of this study was to assess the prevalence and localization of chondral lesions and synovial damage in patients undergoing arthroscopic surgery for instablility of the shoulder, in order to classify them and to identify risk factors for the development of glenohumeral OA.

Methods

A total of 140 shoulders in 140 patients with a mean age of 28.5 years (15 to 55), who underwent arthroscopic treatment for recurrent glenohumeral instability, were included. The prevalence and distribution of chondral lesions and synovial damage were analyzed and graded into stages according to the division of the humeral head and glenoid into quadrants. The following factors that might affect the prevalence and severity of chondral damage were recorded: sex, dominance, age, age at the time of the first dislocation, number of dislocations, time between the first dislocation and surgery, preoperative sporting activity, Beighton score, type of instability, and joint laxity.


The Bone & Joint Journal
Vol. 106-B, Issue 10 | Pages 1036 - 1038
1 Oct 2024
Tennent TD Watts AC Haddad FS


Bone & Joint 360
Vol. 12, Issue 2 | Pages 28 - 31
1 Apr 2023

The April 2023 Shoulder & Elbow Roundup360 looks at: Arthroscopic Bankart repair in athletes: in it for the long run?; Functional outcomes and the Wrightington classification of elbow fracture-dislocations; Hemiarthroplasty or ORIF intra-articular distal humerus fractures in older patients; Return to sport after total shoulder arthroplasty and hemiarthroplasty; Readmissions after shoulder arthroplasty; Arthroscopic Bankart repair in the longer term; Bankart repair with(out) remplissage or the Latarjet procedure? A systematic review and meta-analysis; Regaining motion among patients with shoulder pathology: are all exercises equal?


Bone & Joint 360
Vol. 9, Issue 6 | Pages 31 - 33
1 Dec 2020


Bone & Joint Open
Vol. 1, Issue 8 | Pages 450 - 456
1 Aug 2020
Zahra W Dixon JW Mirtorabi N Rolton DJ Tayton ER Hale PC Fisher WJ Barnes RJ Tunstill SA Iyer S Pollard TCB

Aims

To evaluate safety outcomes and patient satisfaction of the re-introduction of elective orthopaedic surgery on ‘green’ (non-COVID-19) sites during the COVID-19 pandemic.

Methods

A strategy consisting of phased relaxation of clinical comorbidity criteria was developed. Patients from the orthopaedic waiting list were selected according to these criteria and observed recommended preoperative isolation protocols. Surgery was performed at green sites (two local private hospitals) under the COVID-19 NHS contract. The first 100 consecutive patients that met the Phase 1 criteria and underwent surgery were included. In hospital and postoperative complications with specific enquiry as to development of COVID-19 symptoms or need and outcome for COVID-19 testing at 14 days and six weeks was recorded. Patient satisfaction was surveyed at 14 days postoperatively.


Bone & Joint 360
Vol. 7, Issue 6 | Pages 26 - 28
1 Dec 2018


The Bone & Joint Journal
Vol. 100-B, Issue 11 | Pages 1416 - 1423
1 Nov 2018
Rajan PV Qudsi RA Dyer GSM Losina E

Aims

The aim of this study was to assess the quality and scope of the current cost-effectiveness analysis (CEA) literature in the field of hand and upper limb orthopaedic surgery.

Materials and Methods

We conducted a systematic review of MEDLINE and the CEA Registry to identify CEAs that were conducted on or after 1 January 1997, that studied a procedure pertaining to the field of hand and upper extremity surgery, that were clinical studies, and that reported outcomes in terms of quality-adjusted life-years. We identified a total of 33 studies that met our inclusion criteria. The quality of these studies was assessed using the Quality of Health Economic Analysis (QHES) scale.


The Bone & Joint Journal
Vol. 100-B, Issue 3 | Pages 324 - 330
1 Mar 2018
Mahure SA Mollon B Capogna BM Zuckerman JD Kwon YW Rokito AS

Aims

The factors that predispose to recurrent instability and revision stabilization procedures after arthroscopic Bankart repair for anterior glenohumeral instability remain unclear. We sought to determine the rate and risk factors associated with ongoing instability in patients undergoing arthroscopic Bankart repair for instability of the shoulder.

Materials and Methods

We used the Statewide Planning and Research Cooperative System (SPARCS) database to identify patients with a diagnosis of anterior instability of the shoulder undergoing arthroscopic Bankart repair between 2003 and 2011. Patients were followed for a minimum of three years. Baseline demographics and subsequent further surgery to the ipsilateral shoulder were analyzed. Multivariate analysis was used to identify independent risk factors for recurrent instability.


Orthopaedic Proceedings
Vol. 95-B, Issue SUPP_20 | Pages 2 - 2
1 Apr 2013
Ramesh K Barker S Kumar K
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Objective. The purpose of this study was to compare outcome of arthroscopic stabilization of the shoulder using knotted and knotless anchors and two rehabilitation regimes. Method. This is a retrospective study of 58 patients who underwent arthroscopic shoulder stabilization over a five year period (2005–2009). There were two groups of patients. In group A stabilization was performed using absorbable anchors with a knotted technique using No.1 PDS suture. This group had an early mobilization regime. In group B a knotless anchor technique was used with PEEK anchors and nonabsorbable sutures. The patients in this group were immobilised in a sling for 6 weeks. There were a total of 58 patients, 37 in group A and 21 in group B. The mean age of patients undergoing the procedure was 35.7. There were a total of 23 males and 14 females in group A and 15 males and 6 females in group B. The number of dislocations prior to surgery ranged from 0 to multiple times a day. Patients had a mean follow up of 5 years (three to seven years - 2005 to 2009) and subjective shoulder function was evaluated using Oxford instability score and self-assessment questionnaire. Results. The Shoulder scores showed improvement in both groups and there were no significant differences in redislocation rates and patient satisfaction scores with 20 patients in group A and 11 patients in group B going back to sporting activities. Conclusion. Since there were no significant differences in shoulder scores in both groups our conclusion was that secure fixation was what mattered irrespective of the type of anchor used or the physiotherapy regimen


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVII | Pages 570 - 570
1 Sep 2012
Iossifidis A Petrou C
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Purpose. Our understanding of the spectrum of pathological lesions of the shoulder anterior capsular-labral complex in anterior instability continues to evolve. In a previous study using magnetic resonance arthrography we have showed three variants of the essential lesion of the anterior capsular-labral complex. This is the first large arthroscopic study to finely evaluate the nature and relative proportions of these three lesions in anterior instability. Methods. We studied 122 patients, 101 male and 21 female patients with an average age of 28 (17 to 47 years old), undergoing primary arthroscopic stabilization for anterior instability between 2004 and 2008. The pathoanatomy of the anterior capsule-labral complex was documented. Based on our previous MRI arthrography experience we were able to categorize the lesions seen arthroscopically in three subgroups: the Bankart lesion, the Perthes lesion and the ALPSA (anterior periosteal sleeve avulsion). Results. Arthroscopic findings confirmed the presence of the triad of essential lesion. The relative proportions of the subcategories of the essential lesion were as follows: 71 (58%) Bankart lesions, 18 (15%) Perthes lesions and 33 (27%) ALPSA lesions. Each lesion has unique characteristics, which affect treatment and prognosis. We describe the three types of labral injury and the surgical implications. Conclusion. The literature on the essential anterior capsular-labral lesion has historically focused on the Bankart lesion. There are in fact three variants of the essential lesion: the triad of Bankart, ALPSA and Perthes. This study evaluates these lesions and quantifies their relative proportions in a large series. We believe that awareness of this sub classification of the essential lesion is important as it affects the management of this condition


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVIII | Pages 173 - 173
1 Sep 2012
Chaudhary R Bell K Lapner P
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Purpose. An open superior capsular shift is a well-established technique for the management of patients with multidirectional shoulder laxity and the absence of a Bankart lesion. Few studies have reported on functional and quality of life outcomes using arthroscopic technique for shoulder stabilization using superior capsular shift in patients with no Bankart lesion. The purpose of this study was to assess the functional and quality of life outcome scores following shoulder stabilization with a selective arthroscopic superior capsular shift with suture anchors, for treatment of multidirectional laxity and the absence of a Bankart lesion. Method. Case Series Level 4 Evidence. Thirty-six (36) patients with a mean age of 30.8 years, with a diagnosis of recurrent anterior atraumatic shoulder instability, and no Bankart lesion, were identified in a single surgeons practice. These patients underwent an arthroscopic shoulder stabilization with an anterior inferior to superior capsular shift. The labrum was arthroscopically released from the anterior/inferior glenoid and was shifted superiorly in conjunction with a capsular plication. A retrospective analysis was performed on prospectively collected outcome scores of patients who had with a minimum of 1 year of follow-up. The ASES and WOSI scores were administered pre-operatively and at 6 and 12 month follow-up. The presence of a positive post-operative apprehension sign was also recorded on follow-up. Results. After an arthroscopic capsular shift, the ASES and WOSI scores improved significantly from 57, 28 to 78, 68 respectively (P<0.001). Few patients had a positive apprehension sign at 1 year follow-up. Conclusion. An arthroscopic capsular shift is a reliable procedure that resulted in satisfactory outcomes in patients with shoulder instability and the absence of a Bankart lesion


Orthopaedic Proceedings
Vol. 93-B, Issue SUPP_III | Pages 356 - 357
1 Jul 2011
Tsikouris G Kyriakos A Papatheodorou T Tamviskos A
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The expansion of arthroscopic treatment to serious and catastrophic injuries to the weightlifters of the Hellenic National Weightlifting Team. The evaluation of the results of this specific arthroscopic treatment. 45 athletes (36 male, 9 female) with shoulder injuries 2000–2009. 15 yrs – 35 yrs, average: 27 yrs. One 3-times Golden Olympic. One Bronze medalist, Two Silver Olympic, Three Olympic winners, Five World championsetc. Clinical examination and musculoskeletal ultrasound. Plain X-rays. E.M.G, M.R.I.-arthrography, 3DC/T when that was required. Strength measurement with Nottingham McMecin Myometer for ipsi-contro lateral shoulder. Full ROM was necessary for the operated shoulder before starting exercise for a competition. All 48 underwent arthroscopic treatment (3 mini-open). Arthroscopic stabilization using absorbable or non anchors. 45 athletes, 48 shoulders operated,(3 bilat-erally).36 RC tears, 6 bony-bankart, 2 posterior and 28 anterior labrum detachment, 3 avulsion osteochondral fractures, 2 AMBRII, 4 deranged LH of biceps, 4 underwent SSN release. All patient returned at same sport level except one with AMBRII and cervical spine pathology. Rehabilitation time for basic weightlifting exercise was 3.5 months and for competition level was 4,5 -6 months. The shoulder demands during the snatch, clean and jerk of the weightlifters provoke often shoulder injuries. The arthroscopic surgery gives thorough and broad knowledge of their shoulder injuries. The minimal detachment, less postoperative joint stiffness and decreased shoulder pain are encouraging factors for the arthroscopic treatment. Additionally, the returning time for training and competition combining with a proper rehabilitation seems to be less than open surgery


Orthopaedic Proceedings
Vol. 93-B, Issue SUPP_III | Pages 345 - 345
1 Jul 2011
Mataragas E Vassos C Tzanakakis N Mouzopoulos G Yiannakopoulos C Antonogiannakis E
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This paper aims to evaluate the Remplissage arthroscopic technique as described by Eugene Wolf used in patients with traumatic shoulder instability that present glenoid bone loss and Hill Sachs defects. In our study 28 patients (5 women and 23 men) with mean age of 31 yrs underwent arthroscopic stabilization of the shoulder by the same surgeon during 2007–2008 period. All patients presented Hill Sachs lesion, 11 of them had medium or large glenoid bone loss, 10 had an “inverted pear” glenoid shape, 4 had been revised for stabilization in the same shoulder and 14 presented joint hypermobility. Mean age for the age of 1st dislocation was 20,1 yrs and our follow up ranged from 5–28 months (Mean=18). The recurrence of instability and the functional outcome were evaluated pre-op and postop with the Rowe Zarins Score. The post op rehabilitation was performed by a specialist. None of the patients presented recurrent instability. The Rowe Zarins Score raised from a mean pre op score of 23,33 (15–60) to a mean post op score of 97,11 (75–100) (p< 0.05). All the patients that were into sports activities before the presentation of shoulder instability began training again and our post op evaluation of the shoulder’s ROM showed a decrease in the external rotation from 0°–15°. The infraspinatus tenodesis and posterior capsulodesis in patients with humeral bone loss seems to offer so far excellent post op results despite the slight decrease in the external rotation of the shoulder


Orthopaedic Proceedings
Vol. 93-B, Issue SUPP_III | Pages 342 - 342
1 Jul 2011
Karagiannis A Tsolos I Tyrpenou E
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The assessment of the long –term outcome (5 years) of patients treated with arthroscopic stabilization for acute traumatic patellar dislocation. From September 2004 until April 2009 we treated 29 patients (25 male, 4 female) with a median age of 18 years (range 14–23 years), two of them had suffered from traumatic dislocation of the patella of the other knee joint in the past. The median range from injury to our surgical intervention was 20 days (7–29 days). The return in sporting activities, the possible redislocation or joint instability and the subjective assessment of the symptoms of the patients, were evaluated in a 5 years follow-up. After 5 years, 23 patients (20 males, 3 females), were re-evaluated. After the arthroscopic medial retinacular repair all the patients return to sporting activities. All the patients presented chondral lesions at the medial facet of the patella and to the lateral femoral condyle and hemarthrosis too. The functional outcomes were evaluated with Kujala scoring scale, with Visual analog scale and Tenger scale the range of results was good. The acute arthroscopic repair of the medial retinacular ligaments, protects the patient from redislocation or subluxation, allows the evaluation and stabilisation of the chondral lesions, the removal of free chondral bodies, as well as the evaluation of the possible damage to the menisci or ACL, PCL ligaments. All the patients returned to normal sporting activity avoiding further injury, or the development of osteoarthritis of the knee joint


Orthopaedic Proceedings
Vol. 93-B, Issue SUPP_III | Pages 267 - 268
1 Jul 2011
Sheps D Styles-Tripp F Kemp K Wiens S Beaupré L Balyk RA
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Purpose: Arthroscopic stabilization for post-traumatic anterior glenohumeral instability is designed to minimize soft tissue dissection while achieving similar or improved outcomes relative to open techniques. This study’s purpose was to determine the rate of post-operative recurrent instability and evaluate health related quality of life (HRQL) and shoulder range of motion (ROM) following arthroscopic Bankart repair using a bioabsorbable knotless implant. Method: Forty-three patients were prospectively evaluated following arthroscopic anterior stabilization to assess for recurrent instability, HRQL, and shoulder ROM. Assessments were performed pre-operatively and 3, 6 and 12–24 months postoperatively. The HRQL measures included the Western Ontario Shoulder Instability Index (WOSI), the American Shoulder and Elbow Surgeons Score (ASES), and the Constant Score. Repeated measures ANOVA was utilized to evaluate ROM and HRQL. Results: The mean WOSI score improved from 45.67±17.99 pre-operatively to 83.16±18.58 at final follow-up. The mean ASES scores improved from 80.1±13.06 pre-operatively to 92.25±15.08, while the Constant score improved from 77.52±16.11 pre-operatively to 85.18±26.76. At final follow-up, 4 of 43 patients (9.3%) had experienced recurrent instability. For these 4 subjects, the WOSI score was significantly lower at final follow-up than those who did not experience recurrent instability (61.73±5.76 versus 84.38±16.94). The ASES and Constant scores at final follow-up were not significantly different between these two groups. Conclusion: Arthroscopic anterior stabilization using a bioabsorable tack led to a recurrent instability rate similar to previous reports, and resulted in improved HRQL and shoulder ROM. The WOSI score was better able to detect problems in HRQL related to instability than either the ASES or Constant score


Orthopaedic Proceedings
Vol. 93-B, Issue SUPP_II | Pages 102 - 102
1 May 2011
Malhotra A Freudmann M Hay S
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Aims: To discover how the management of traumatic anterior shoulder dislocation in the young patient (17–25) has changed, if at all, over the past six years. Methods: The same postal questionnaire was used in 2003 and 2009, sent out to 164 members of British Elbow and Shoulder Society. Questions were asked about the initial reduction, investigation undertaken, timing of any surgery, preferred stabilization procedure, arthroscopic or open, detail of surgical technique, period of immobilization and rehabilitation programme instigated in first-time and recurrent traumatic dislocators. Summary of Results: The response rate were 92% (n=151) – 2009, 83% (n=131) – 2003 The most likely management of a young traumatic shoulder dislocation in the UK would be:. Reduction under sedation in A& E by the A& E doctor (80% of respondents). Apart from X-ray, no investigations are performed (80%). Immobilisation for 3 weeks, followed by physiotherapy (82%). 68 % of respondents would consider stabilisation surgery for first time dislocators (especially professional sportsmen) compared to 35% in 2003. Out of them nearly 90% would perform an arthroscopic stabilization vs. 57.5% in 2003. For recurrent dislocators:. 75% would consider stabilisation after a second dislocation. 85% would investigate prior to surgery, choice of investigation being MR arthrogram (52%), compared to 50% in 2003 that would chose to investigate. 77% would choose to perform arthroscopic stabilisation compared to 18% in 2003, the commonest procedure being arthroscopic Bankart repair using biodegradable bone anchors (62% compared to 27% in 2003). Following surgery, immobilisation would be for 3 weeks, full range of motion at 1 to 2 months and return to contact sports at 6 to 12 months. Conclusions: There has been a remarkable change in practice compared to the previous survey. A significant proportion of Orthopaedic Surgeons would consider stabilisation in young first time dislocators instead of conservative management. Arthroscopic stabilisation is now the preferred technique compared to open stabilisation whenever possible. Surgeons are using more investigations prior to listing the patient for surgery namely the MR arthrogram. There is also an increased use of bio-degradable anchors as compared to metallic bone anchors in 2003


Orthopaedic Proceedings
Vol. 92-B, Issue SUPP_IV | Pages 577 - 577
1 Oct 2010
Volpin G Daniel M Kaushanski A Lichtenstein L Shachar R Shtarker H
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Introduction: Various surgical methods have been described to manage the problem of recurrent anterior dislocation of the shoulder. Older procedures Putti-Platt’s, Magnuson-Stack’s or Bristow;’s and Boytchev’s repair are not used today due to a high percentage of failure of 7%–17% incidence of recurrence associated with limited ROM. However, in the last decade the goal of treatment has changed. It is directed now towards restoration of normal function with full ROM of the affected shoulder, based mainly on arthroscopic stabilization or on “open” Neer’s capsular shift procedures combined with Bankart’s repair. However, during the last few years there are more and more papers dealing with a surprising unexpected high number of patients with shoulder instability following arthroscopic repair. The purpose of this study is to review the long term results of “open” Neer’s capsular shift procedure. Materials & Methods: This is a presentation of 87 (78M; 9F) consecutive patients, 19 to 47 year old (mean 23 Y) with a length of follow-up of 4Y–15Y (mean 6Y). 45 of them with traumatic recurrent anterior dislocation of the shoulder had a capsular shift procedure according to Rockwood’s modification. In 42 other patients that had a multidirectional instability with proved dislocations of the affected shoulder a Protzman’s modified capsular shift procedure was used. Results: 82/87 patients had a stable shoulder without recurrent dislocation. 3 patients had an episode of traumatic shoulder dislocation within 2 months following operation. Two other patients of 42 with multidirectional instability had a recurrence of traumatic dislocation. One patient developed partial brachial plexus injury, most probably due to traction of the affected limb following operation. 78/87 had at follow-up normal shoulder function with full ROM, and the remaining 9 patients had only a slight limitation in shoulder abduction and in external rotation. Conclusions: Based on this study, it is suggested that capsular shift procedure is an excellent method for repair of recurrent anterior shoulder dislocation, preferable to the “older” procedures, and allows restoration of shoulder stability with better functional results. This is suitable mainly for patients with structural hyperlaxity and multidirectional instability, whereas arthroscopic stabilization might be used in patients with true traumatic instability


Orthopaedic Proceedings
Vol. 92-B, Issue SUPP_II | Pages 355 - 355
1 May 2010
Salama A Potter D
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Introduction: Since the first repair of coracoclavicular ligament complex in 1886 there have been more than sixty operative procedures described in the literature. Open methods of reduction and stabilization of AC joint are associated with increased morbidity and violation to the surrounding soft tissue and result in less cosmetic scar and possibly a further surgery to remove the hardware. We propose an arthroscopic technique using Tightrope (Arthrex) to reduce and stabilize the joint with low morbidity. Materials and Methods: We reviewed 26 (21 male, 5 female) consecutive patient’s (notes, radiographs and Oxford shoulder score) who underwent arthroscopic stabilization of AC joint. The average age was 33 years (min.22, max.53). The average period from injury to surgery was nine days. The primary indication for surgery was grade IV to VI injuries and grade III injuries in upper extremity athletes and workers with the need for overhead activities. Patient’s satisfaction and functional improvement were observed. Results: Short-term preliminary results are encouraging and show an excellent functional outcome without significant residual pain. We had four radiological recurrences of the deformity, two of which were completely asymptomatic, one associated with painless clicking and one requested revision surgery (same technique) to improve cosmesis. There were no infections or neurovascular injury in this series. Conclusion: This method of surgically stabilizing the AC joint is minimally invasive, done as a day case and yielding satisfactory results. Among the advantages of the technique are that it does not require specific expensive instrumentation and offers the possibility of visualizing the glenohumeral joint for associated lesions. However, there is a learning curve and experience with arthroscopic procedures is essential


Orthopaedic Proceedings
Vol. 91-B, Issue SUPP_II | Pages 242 - 242
1 May 2009
Balg F Boileau P
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Recurrence represents the leading complication of arthroscopic anterior shoulder stabilization. Even with modern suture anchor techniques, a recurrence rate of between 5 to 20% persists; emphasizing that arthroscopic Bankart repair cannot apply to all patients and selection must be done. Numerous prognostic factors have already been reported, but strict observance would eliminate almost all patients from arthroscopic Bankart repair. We hypothesised that clinical and radiological risk factors could be present and identifiable in the normal outpatient visit, and they could be integrated into a severity score. A case-control study was undertaken, comparing patients identified as failures after arthroscopic Bankart repair (i.e, recurrent instability) with those who had a successful result (i.e., no recurrence). Recurrence was defined as any new episode of dislocation or any subjective complains of subluxation. During a four-year period one hundred and thirty-one consecutive patients with recurrent anterior shoulder instability, with or without shoulder hyperlaxity, were operated by the senior shoulder surgeon with an arthroscopic suture anchor technique and followed for a minimum of two years. Patients were excluded if concomitant pathology, including multidirectional instability, were present. Bony lesions were not excluded. A complete pre and postoperative questionnaire, physical exam, and anteroposterior x-ray were recorded. Mean follow-up was 31.2 months (range, twenty-four to fifty-two months). Nineteen patients had a recurrent anterior instability (14.5%). Preoperative evaluation demonstrated that age below twenty years old, involvement in athletic competition, participation in contact or forced-overhead sports, presence of shoulder hyperlaxity, Hill-Sachs lesion visible on AP external X-ray, and loss of inferior glenoid sclerotic contour on AP x-ray were all factors related to increased recurrence. These factors were integrated in an Instability Severity Index Score and tested retrospectively on the same population. Patients with a score of six or less had a recurrence risk of 10% and those over six had a recurrence risk of 70% (p< 0.001). This study proved that a simple scoring system based on factors of a preoperative questionnaire, physical exam, and anteroposterior x-ray can help the surgeon to select patients who would benefit from arthroscopic stabilization with suture anchors and those for whom an open surgery, like the Latarjet procedure, is a better option