• Clinics in Shoulder and Elbow
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• 제19권2호
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• pp.101-104
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• 2016

Reverse total shoulder arthroplasty has been performed with promising results in rotator cuff tear arthropathy. However, the global complication of the reverse total shoulder arthroplasty is relatively higher than that of the conventional total shoulder arthroplasty. Neurologic complications after reverse total shoulder arthroplasty are rare but there are sometimes remaining sequelae. The cause of the neurologic complication is multifactorial, including arm traction, position and the design of the implant. Most cases of neurologic palsy following reverse total shoulder arthroplasty occur in the axillary nerve and the radial nerve. The authors report on a case of a 71-year-old man with isolated musculocutaneous nerve palsy after reveres total shoulder arthroplasty with related literature.

• Clinics in Shoulder and Elbow
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• 제24권1호
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• pp.42-52
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• 2021

Reverse shoulder arthroplasty is an ideal treatment for glenohumeral dysfunction due to cuff tear arthropathy. As the number of patients treated with reverse shoulder arthroplasty is increasing, the incidence of complications after this procedure also is increasing. The rate of complications in reverse shoulder arthroplasty was reported to be 15%-24%. Recently, the following complications have been reported in order of frequency: periprosthetic infection, dislocation, periprosthetic fracture, neurologic injury, scapular notching, acromion or scapular spine fracture, and aseptic loosening of prosthesis. However, the overall complication rate has varied across studies because of different prosthesis used, improvement of implant and surgical skills, and different definitions of complications. Some authors included complications that affect the clinical outcomes of the surgery, while others reported minor complications that do not affect the clinical outcomes such as minor reversible neurologic deficit or minimal scapular notching. This review article summarizes the processes related to diagnosis and treatment of complications after reverse shoulder arthroplasty with the aim of helping clinicians reduce complications and perform appropriate procedures if/when complications occur.

• Clinics in Shoulder and Elbow
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• 제20권3호
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• pp.172-179
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• 2017

Indications of reverse total shoulder arthroplasty (RTSA) have been consistently extended by technical advancements in reverse arthroplasty prosthesis, continuous development of the implants, accumulated experiences and its successful treatment outcomes; accordingly, its use has rapidly increased. RTSA has been performed for a variety of indications, with variable outcomes depending on the initial diagnosis. However, controversial opinions still exist regarding the design of reverse arthroplasty prosthesis (medialized or lateralized design and the neck-shaft angle of the humeral prosthesis), suture of the subscapularis tendon, use of cement during placement of the humeral prosthesis, and surgical procedures; therefore, these should be investigated so that they can be better understood.

• Clinics in Shoulder and Elbow
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• 제17권3호
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• pp.145-150
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• 2014

In the patients of retracted massive rotator cuff tears, there are much of difficulty to functional recovery and pain relief. Nevertheless the development of treatment, there are still debates of the best treatments in the massive rotator cuff tears. Recenlty various of treatments are introduced; these are acromioplasty with debridement, biceps tenotomy, great tuberoplasty with biceps tenotomy, partial repair, mini-open rotator cuff repair, arthroscopic rotator cuff repair, soft tissue augmentation, tendon transfer, flap, hemiarthroplasty, and reverse total shoulder arthroplasty. That there is no difference of result for reverse total shoulder arthroplasty between patients who have massive rotator cuff tear without arthritis and patients who have cuff tear arthropathy. Reverse total shoulder arthroplasty is one of reliable and successful treatment options for massive rotator cuff tear. Especially it is more effective for patients who have a pseudoparalysis.

• Clinics in Shoulder and Elbow
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• 제24권3호
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• pp.178-182
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• 2021

A 50-year-old woman who had been previously diagnosed with systemic lupus erythematosus consulted our clinic for pain and weakness in her right shoulder. On examination, she had an atrophied deltoid muscle, a painful right shoulder on movement, and a tender mass in the deltoid area. The patient was diagnosed with corticosteroid-induced deltoid myopathy, shoulder pain, and loss of range of motion that did not resolve with conservative treatment. We decided to perform reverse shoulder arthroplasty. No complications were observed at the last follow-up visit at 3 years postoperative. Unlike deltoid insufficiency that results from axillary nerve injury, deltoid myopathy due to corticosteroid use contains intact fibers,. Therefore, we increased the effectivity of the remaining deltoid fibers by extending the moment arm of the anterior fibers using reverse shoulder arthroplasty and achieved reliable improvements in clinical symptoms and function without increasing the risk of dislocation.

• 대한정형외과학회지
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• 제56권5호
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• pp.367-376
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• 2021

역행성 견관절 전치환술은 우리나라에 2007년에 도입된 이래로 행해지는 수가 빠르게 증가하고 있다. 이번 종설을 통해서 역행성 견관절 전치환술이 개발된 생역학적 기전과 수술의 결과에 대해 논하고자 한다. 또한 수술 후 발생할 수 있는 합병증을 최소화시킬 수 있는 방법과 발생 시 대처방안에 대해서도 알아보고자 한다.

• Clinics in Shoulder and Elbow
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• 제14권1호
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• pp.125-133
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• 2011

목적: 정형외과 의사로 하여금 역행성 견관절 전치환술의 생역학적 기능과 그 작용을 더 잘 이해할 수 있게 함과 동시에, 최선의 수술적 치료를 시행할 수 있도록 돕는 데 있다. 대상 및 방법: 역행성 견관절 전치환술의 특정한 수술적 기법 및 주의점에 대해 심도있게 설명하고자 하였고, 견갑골 패임이나 능동적 외회전의 복원과 같이 역행성 견관절 전치환술과 관련된 최근의 주된 관심사에 대해서도 살펴보고자 하였다. 결과 및 결론: 수술 후 합병증을 증가시키지 않으면서 최선의 기능적 결과를 얻기 위해서는 역행성 견관절 전치환술의 개념, 그리고 그 수술 기법과 주의점에 대한 철저한 이해가 필수적이다.

• Clinics in Shoulder and Elbow
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• 제26권1호
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• pp.82-86
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• 2023

Intraoperative periprosthetic humeral fractures are a rare but debilitating complication of reverse shoulder arthroplasty and can occur during multiple stages of the procedure. Prior biceps tenodesis has been found to reduce cortical humeral strength and predispose the patient to humeral fracture. We present a case of a 68-year-old female with a previous history of biceps tenodesis due to an irreparable rotator cuff tear. Months later, and after symptoms persisted, a reverse shoulder arthroplasty was performed. During the surgery and while performing final reduction, a fracture line was observed involving the hole used for the previous tenodesis procedure. The fracture was repaired, and the patient reported favorable outcomes. We report several factors that might have contributed to sustenance of this intraoperative fracture including prior biceps tenodesis, use of a press fit humeral stem, and the sex of the patient. Level of evidence: V.

• Clinics in Shoulder and Elbow
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• 제19권3호
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• pp.179-185
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• 2016

Rheumatoid arthritis (RA) is a systemic disease with medication as the treatment of choice. However, surgical treatment is recommended when no improvement is noted despite aggressive conservative treatment. Synovectomy provides desirable outcomes for RA patients in the early stage with a glenohumeral joint of Larsen grade II or less; conversely, arthroplasty is recommended for patients with a glenohumeral joint of grade III or higher. RA patients often have attenuation and dysfunction of the rotator cuff, and reverse shoulder arthroplasty has been proven to provide favorable outcomes in some patients. RA is often complicated with osteoporosis and bony deformity; therefore, close attention is necessary to prevent fractures during shoulder arthroplasty.

• Clinics in Shoulder and Elbow
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• 제14권1호
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• pp.111-116
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• 2011

목적: 저자는 견관절 역형 전 치환술 후 중기 추시 결과와 합병증에 대해 알아보고자 하였으며 결과에 영향을 미치는 요인에 대해 분석하고자 하였다. 대상 및 방법: 역형 치환술 후 중기 추시를 보고한 문헌의 체계적인 분석을 시행하였으며, 수술후 문제점, 합병증, 재 수술, 재 치환술의 전반적인 발생율을 조사하였다. 결과: 보고되고 있는 합병증율은 0~68%로 다양하다. 최소 2년 이상 추시된 역형 치환술의 초기 예비 보고들은 우수한 기능적 결과를 나타내고 있다. 그러나 중기 추시된 문헌상 보고의 체계적인 분석 결과는 44%의 문제점, 24%의 합병증, 3.5%의 재 수술, 10%의 재 치환술을 나타냈다. 결론: 역형 전 치환술은 상대적으로 높은 합병증과 재 치환율을 나타낸다. 따라서 역형 치환술은 회전근 개 광범위 파열을 가진 매우 심한 관절병증의 환자에서 주로 시행되어야 하며 70세 (최소한 65세) 이상에서 시행되어야 한다.