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Full-thickness rotator-cuff tears in professional football players.

A survey was sent to team physicians in the National Football League to investigate the number of full-thickness rotator-cuff tears occurring in professional football players and to assess treatment of these injuries. Fifty-one full-thickness tears in 49 players were reported. Offensive linemen and linebackers were most commonly affected; 2 linemen sustained bilateral tears. The most common mechanism of injury was a fall onto the shoulder.

Adult↗

Major ruptures of the rotator cuff. The results of surgical repair in 89 patients.

Major ruptures of the rotator cuff were repaired in 89 patients over a six-year period, using an approach through the split deltoid muscle and the bed of the excised outer centimetre of the clavicle. Review of these patients showed that poor results were associated with larger cuff defects, with more pre-operative steroid injections and with pre-operative weakness of the deltoid muscle. A randomised prospective study showed that repair followed by splinting in abduction gave no better results than repair followed by resting the arm at the side. Excision of the coraco-acromial ligament was associated with worse results than leaving its divided halves in situ. Follow-up showed that the results continued to improve for two years after operation; their quality was maintained in patients less than 60 years old, but in those over 60 there was deterioration with time.

Adult↗

[Injury of the rotator cuff. II. Diagnostic and therapeutic problems].

Authors examined the clinical problems of the rotator cuff injuries. The possibilities of the early diagnosis are reviewed and the significance of the detailed physical examination and of the shoulder arthrography stressed. The indication of the conservative and operative treatment is defined and also the optimal time of the reconstructive operation. In massive tears, in young age, the early diagnosis and the necessity of the urgent operations is stressed whereas in degenerative alterations, before the operative therapy of the cuff defects, in every case complex physiotherapeutic treatment is suggested. It is underlined that the operative results are improved by the good exposure, the possibly simple and reliable closure of the defect with a synchronous widening of the space under the shoulder vault. Because of the great variety of the injuries an individually chosen functional aftertreatment of many months is thought necessary.

Acromioclavicular Joint↗

Arthroscopic treatment of ruptures of the rotator cuff.

566 patients with shoulder disease were treated at the Clinic of Orthopaedics at the University Hospital Olomouc. Of these, 181 were operated for ruptures of the rotator cuff (RC). They were categorised according to the Gschwend classification, age and gender(1). Laterality of the operated limb was also evaluated. Patients with ruptures larger than 4 cm were treated by open operation. 84 shoulders with ruptures classified as Gschwend I, II and IIIa -52 males and 32 females-were treated arthroscopically. The age of the operated patients ranged from 40-60 years. In both genders, the right shoulder was more often affected. Two operating techniques were used: 1) Transosseal refixation of the RC muscle tendons, using RC MITEK anchor implants, 2) "End to end" sutures, without implants(2-4). Operating time was reduced to 30-40 min. The operating results were evaluated according to the UCLA criteria- University of California Shoulder Rating Score(2). 45 patients achieved excellent results (53 %), 35 patients had good results (42 %), and 4 patients (5 %) obtained satisfactory results. None of the patients obtained poor results- a score of less than 20 was poor. Patients felt comfortable following the operation and none had any post-operational complications. The author is convinced, along with others, that arthroscopic suturing of RC ruptures classified I-IIIa allows for rupture treatment that in the past had to be treated by open technique(2-5). The deltoid muscle is not affected by arthroscopy. There is normalisation of the patient's movement, pain, force, and rotational stability is comparable to the healthy limb. Treatment time is reduced to a minimum and the patient may soon return to normal daily life.

Adolescent↗

Contact geometry at the undersurface of the acromion with and without a rotator cuff tear.

PURPOSE: The purpose of this study was to investigate the difference in contact geometry at the undersurface of acromion in shoulders with and without a rotator cuff (RC) tear. TYPE OF STUDY: Case-control study. METHODS: Forty fresh cadaveric shoulders (average age at death, 61 years) without gross osteoarthritic changes were divided into the intact RC group (n = 20) and the RC tear group (n = 20). Clinical impingement was simulated by compressing the humeral head and the intact portion of the RC against the coracoacromial arch with an axial compressive force of 25 kg while the humerus was held abducted 20 degrees in the scapular plane. The contact pattern between the acromion and the RC was measured with Fuji Prescale super low-pressure-sensitive film (Fuji Photo Film Co, Ltd, Tokyo, Japan). The imprint image was analyzed using Global Lab image software (Automatix, Marlboro, MA). RESULTS: The percentage of the maximum anteroposterior dimension of the imprint on Fuji film to the anteroposterior diameter of the acromial undersurface was 29% +/- 9% in intact RC shoulders, and 39% +/- 13% in shoulders with an RC tear (P >.05). The percentage of the maximum mediolateral dimension of the imprint to the mediolateral diameter of the corresponding part of the acromial undersurface was 27% +/- 12% in intact RC shoulders, and 48% +/- 11% in shoulders with an RC tear. This difference was statistically significant (P <.005). CONCLUSIONS: The contact geometry of the acromial undersurface with the underlying RC in the anteroposterior dimension, which might be related to the appearance in supraspinatus outlet view, was not significantly different between shoulders with and without an RC tear. These findings suggest that factors other than acromial shape play a significant role in the pathogenesis of RC tears. The implication regarding the role of acromioplasty remains to be clarified.

Acromion↗

Preoperative ultrasonographic-guided marking of calcium deposits in the rotator cuff facilitates localization during arthroscopic surgery.

A new technique using a marking needle (Accura; Medical Device Technologies, Gainesville, FL) placed under ultrasonographic guidance preoperatively in a calcific deposit in the rotator cuff of the shoulder is described. When standard subacromial bursoscopy is performed, the needle is visualized in the bursa and followed to its position in the deposit. The deposit is opened and removed.

Arthroscopy↗

Technique of arthroscopic rotator cuff repair using implantable 4-mm Revo suture anchors, suture Shuttle Relays, and no. 2 nonabsorbable mattress sutures.

This article reviews an arthroscopic technique used to repair small- and medium-sized rotator cuff tears using a retrievable screw-in suture anchor and permanent braided sutures. The cuff is shaved, the bone is prepared arthroscopically, and a subacromial decompression is performed. After implanting the anchors, the sutures are passed through the cuff using Shuttle Relay suture passers and a suture punch. To complete the repair, the sutures are tied using a knot-pusher.

Arthroscopes↗

[Use of oblique sagittal T2-weighted images in diagnosing rotator cuff tears].

The correlation between oblique sagittal T2-weighted images and oblique coronal T2-weighted images was determined in 86 patients who had symptoms and signs suggesting rotator cuff tears. Abnormal high signal lesions suggesting full and partial thickness tear of the supraspinatus tendon were observed on the oblique coronal images in 20 and 27 of 86 patients, respectively. The oblique sagittal images showed the lesions just the same as the oblique coronal images. In the other 39, abnormal high signal lesions were not observed on oblique coronal images or on oblique sagittal images. The oblique sagittal images were proved not useful to detect tears of the supraspinatus tendon. However, the oblique sagittal T2-weighted images showed posterior extension of high signal lesions and clarified abnormal high signal lesions near the long head of the biceps tendon in two patients. These results suggested that oblique coronal images should always be taken at the first step to identify supraspinatus tendon tear, and oblique sagittal images can be taken as an adjust to the former images.

Adult↗

[Radial shock wave therapy in calcifying tendinitis of the rotator cuff--a prospective study].

AIM: The aim of the study is to evaluate the influence of radial shock wave therapy (RSWT) on the course of calcifying tendinitis of the rotator cuff. MATERIAL AND METHODS: 35 patients with a mean age of 47.5 years suffering from calcifying tendinitis stage Gaertner 2 with a mean size of 16.6 mm in typical location (true-ap view) for a mean of 28 months were treated by low-energy RSWT three times. The acromio-humeral distance averaged 10.4 mm measured at the true-ap view. All patients were clinically and radiologically followed-up at 4 weeks, 3, 6 and 12 months after the last treatment. RESULTS: The Constant score improved significantly (p < 0.0001) during the first 4 weeks after RSWT from a mean of 68.5 to a mean of 80.5 points and remained approximatively constant at 3, 6 and 12 months follow-up. After 4 weeks 25.7% of the patients had no pain, 54.3% reported about pain relief. In the course of the follow-up a significant improvement of pain was observed: up to 80.8% painless and 19.2% pain relief 12 months after RSWT. Radiologically 4 weeks after RSWT the X-ray examination showed in 17.6% no calcific deposit, in 20.5% a disintegration and in 61.5% no changes of the calcific deposit. At further follow-up we found a complete resorption of the calcific deposit in 75% up to 12 months after RSWT and 25% had no change in calcific deposit. Overall three patients (8.5%) had to undergo surgical treatment 3-7 months after RSWT. CONCLUSION: The low-energy RSWT leads within the first 4 weeks to a significant pain relief and an improvement of shoulder function. In consideration of the long history, the size and the spontaneous resorption rate of the calcific deposit, an inductive effect of RSWT on the resorption of the calcific deposit can be assumed.

Acromioclavicular Joint↗

The transverse humeral ligament: a separate anatomical structure or a continuation of the osseous attachment of the rotator cuff?

BACKGROUND: No study to date has isolated the anatomical nature of the transverse humeral ligament and its relationship to the biceps tendon and the anterosuperior portion of the rotator cuff. HYPOTHESIS: There is no separate identifiable transverse humeral ligament, but rather the fibers covering the intertubercular groove are composed of a sling formed by fibers from the subscapularis and supraspinatus tendons. STUDY DESIGN: Descriptive laboratory study. METHODS: A total of 14 shoulder examinations were performed on 7 matched pairs of fresh-frozen cadaveric shoulders. Magnetic resonance imaging scans were performed, followed by gross and microscopic anatomical dissection. RESULTS: In the location of the transverse humeral ligament, magnetic resonance imaging and gross dissection revealed the continuation of superficial fibers of the subscapularis tendon from the tendon body across the intertubercular groove to attach to the greater tuberosity, whereas deeper fibers of the subscapularis tendon inserted on the lesser tuberosity. Longitudinal fibers of the supraspinatus tendon and the coracohumeral ligament were also noted to travel the length of the groove, deep to the other interdigitating fibers but superficial to the biceps tendon. Histologic studies confirmed these gross dissection patterns of fiber attachment and also revealed the absence of elastin fibers, which are more commonly seen in ligamentous structures and are typically absent from tendinous structures. CONCLUSION: There is no identifiable transverse humeral ligament, but rather the fibers covering the intertubercular groove are composed of a sling formed mainly by the fibers of the subscapularis tendon, with contributions from the supraspinatus tendon and the coracohumeral ligament. CLINICAL RELEVANCE: According to our findings, dislocations of the long head of the biceps must disrupt at least the deep fibers of the annular sling created mainly by the subscapularis tendon insertion. This finding provides anatomical support for the findings of a positive biceps tendon subluxation or dislocation and subscapularis tear during glenohumeral arthroscopy with a normal-appearing subscapularis during open surgery or subacromial arthroscopy.

Aged↗

Arthroplasty of the shoulder in rheumatoid arthritis with rotator cuff dysfunction.

We carried out a retrospective analysis of 17 total shoulder replacements using the reversed Delta III prosthesis in patients with rheumatoid arthritis of the glenohumeral joint complicated by rotator cuff dysfunction. Outcome was assessed using the Constant-Murley scoring system. In addition, general health status was assessed with the Short Form Health Survey and radiographical analysis of the prostheses undertaken. Mean age at the time of surgery was 64 years. Thirteen shoulders were followed up for more than 5 years (mean 87 months). Median Constant-Murley score was 59.0; median scores for general health were 33.40 and 49.36 for the physical and mental components respectively. Radiographical analysis revealed evidence of lucencies about the humeral component in all cases and about the glenoid component in five cases. Despite the good clinical results, the high incidence of radiographical lucencies is of concern.

Adult↗