• 제목/요약/키워드: Posterior capsular

검색결과 35건 처리시간 0.023초

관절와순낭인대(Labral-Capsular-Ligamentous) 복합체의 자기공명관절 조영술 : 정상변이 및 진단시 주의점 (MR Arthrography of the Labral-Capsular-Ligamentous Complex: Normal Variations and Pitfalls)

  • 한성호;양보규;김치홍;안태원;주우준
    • 대한견주관절학회:학술대회논문집
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    • 대한견주관절학회 1997년도 학술대회
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    • pp.164-166
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    • 1997
  • MR arthrography is a useful modality for evaluating the labrocapsular ligamentous complex(LOLC) of the shoulder. This study was performed to describe normal anatomic variations and pitfalis in image interpretation related to evaluation of the LOLC. MR Arthrogram of 56 shoulders in 41 asymptomatic young, active volunteers were prospectively reviewed to evaluate the labral shapes. capsular insertions and images which may mimic the lesions of glenohumoral instability. The anterior and posterior parts of the labra. respectively. varied in shape: triangular$(72\%,\; 36\%)$. round $(13\%,\; 35\%)$. cleaved$(8\%,\; 1\%)$. notched$(2\%,\; 0\%)$. flat$(5\%,\; 24\%)$ and absent$(0\%,\; 4\%)$. The anterior and posterior capsular insertions. respectively. varied in sites: Mosely and Oevergaard type I$(82\%,\;62\%)$, type II$(13\%,\; 3\%)$ and type III $(5\%,\; 2\%)$. A number of pitfalls in image interpretation were discovered. Articular cartilage undercutting the labrum$(29\%)$ and middle glenohumoral ligament in proximity to anterior labrum $(5\%)$ simulated a labral tear. Joint fluid interposed in the central. superior portion of the sublabral sulci$(25\%)$ simulated a SLAP lesion. Synovial fold$(38\%)$ in axillary pouch resembled a loose body. Knowledge of normal variations and pitfalls in MR arthrogram image interpretation of labral capsular - ligamentous complex will help the orthopedist to accurately detect debilitating derangements associated with the glenohumeral instability.

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무릎 굴곡 및 후방 관절낭 절제술이 슬와 동맥의 위치에 주는 영향 (The Effect of Knee Flexion and Posterior Septal Release on the Location of Popliteal Artery)

  • 서승석;서진혁;김창완;권용욱
    • 대한정형외과스포츠의학회지
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    • 제11권2호
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    • pp.69-74
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    • 2012
  • 목적: 슬관절의 신전 또는 굴곡 시 슬와 동맥의 위치 변화를 확인하고 슬관절의 후방 관절낭 유리술을 시행 후의 슬와 동맥의 위치 변화를 측정하여 슬관절 수술 시 슬와 동맥의 손상을 최소화 할 수 있는 자세 및 후방 관절낭 유리술의 유용성에 대해 알아보고자 하였다. 대상 및 방법: 중년의 남성 및 여성, 총 2구의 신선 동결 전신 사체로서, 모두 4례의 슬관절을 대상으로 하였다. 슬관절을 0도, 30도, 60도, 90도 각도로 굴곡하여, 각각의 각도에서 관절면 및 관절면으로부터 원위 1 cm 및 2 cm에서 경골 후방 피질골로 부터 슬와 동맥과의 거리를 측정하였다. 관절경을 이용하여 후방 관절낭 유리술을 시행하였고, 같은 방법으로 경골 후방 피질골로부터 슬와 동맥과의 거리를 측정하였다. 결과: 슬와 동맥에서 후방 경골 피질까지의 거리는 관절면, 관절면 원위 1 cm, 관절면 원위 2 cm에서 0도 굴곡 시 평균 6.3 mm (4.5~7), 4.6 mm (3.6~6), 4.9 mm (3.9~5.8), 30도 굴곡 시 평균 7.4 mm (5.2~9), 4.9 mm (3.6~7.2), 5.3 mm (3.8~6.6), 60도 굴곡 시 평균 8.7 mm (5.4~11), 5.2 mm (4.9~7.3), 6.2 mm (5.4~9.6), 90도 굴곡 시 9.8 mm (5.8~12.1), 5.5 mm (5.1~7.4), 6.5 mm (5.4~10.7) 이었다. 후방 관절낭 유리술 시행 후에는 관절면, 관절면 원위 1 cm, 관절면 원위 2 cm에서 0도 굴곡 시 6.5 mm (5.5~7.5), 5.8 mm (3.9~7.2), 5.2 mm (3.8~7.0), 30도 굴곡 시 7.7 mm (5.5~9,1), 7.1 mm (4.6~7.6), 5.5 mm (4.1~6.9), 60도 굴곡 시 8.9 mm (5.7~11.2), 8.5 mm (5.5~9.2), 6.4 mm (5.3~10.1), 90도 굴곡 시 10.2 mm (6.3~13.6), 9.5 mm (6.5~11), 6.6 mm (5.9~9.8)로 측정되었다. 결론: 슬관절을 굴곡시킬수록 슬관절 관절면에서 관절면 원위 2 cm 사이에서는 경골 후방 피질골과 슬와 동맥 사이의 거리를 증가되어 슬관절 수술시 슬와 동맥 손상을 줄일 수 있다. 또한 후방 관절낭 유리술을 시행하게 되면 경골 후방 피질골과 슬와 동맥 사이의 거리를 더 증가시켜 슬와 동맥 손상을 보다 더 줄일 수 있을 것이다.

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외상으로 인한 재발성 단방향 견관절 후방 아탈구의 관절경을 이용한 후방낭 이동술 (Arthroscopic Posterior Capsular Shaft for Traumatic Recurrent Unidirectional Posterior Subluxation of the Shoulder)

  • 김승호;하권익;유재철;이용석;이희동
    • Clinics in Shoulder and Elbow
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    • 제6권1호
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    • pp.55-66
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    • 2003
  • Background: The purpose of this study was to evaluated results of arthroscopic treatment of the traumatic recurrent unidirectional posterior subluxation. Materials and Methods: We treated twenty-seven patients who had traumatic recurrent unidirectional posterior subluxation of the shoulder by arthroscopic labral repair and posterior capsular shift and prospectively evaluated for a mean of thirty-nine months (range,24 to 85 months). Patients who had posteroinferior instability, multidirectional instability, atraumatic onset, or revision cases were excluded. There were twenty-five male and two female patients with the mean age of twenty-one years (range, 14 to 33 years). All patients were involved in sports activity. All had a significant traumatic event prior to the onset of the instability. Stability, motion, three objective measurement (UCLA, ASES, and Rowe scores) and two subjective measurements (pain and function visual analogue scale) were evaluated. Results: The most common finding in magnetic resonance image-arthrogram was separation of the posteroinferior labrum without displacement in 9 patients, In arthroscopic examination, all patients had one or more lesions in the posterior inferior labrum and capsule. The most common finding was incomplete stripping of the posterior inferior labrum (18 patients). The posteroinferior capsule subjectively appeared to be stretched in twenty-two patients. At follow-up, all patients had improved shoulder function and scores(p < 0.01). All patients had stable shoulder by subjectivel and objectivel measurements, except one patient who had recurrent subluxation. All but one patient with postoperative recurrence were able to return to their prior sports activity with little or no limitation. Twenty-four patients were graded as having more than 90% of shoulder function. Their were twenty-one excellent, five good, and one fair UCLA. scores. Pain sore improved from 4.5 to 0.2 point(p : 0.0001). Mean loss internal rotation was one vertebral level. None had operative complications. Conclusion: In conclusion, treatment outcomes of the traumatic unidirectional recurrent posterior subluxation are consistently reliable with respect to the stability, pain relief, and functional restoration by the arthroscopic posterior capsular shift procedure.

Arthroscopic Treatment of Coronoid Impingement in Stiff Elbow

  • 이용걸
    • 대한견주관절학회:학술대회논문집
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    • 대한견주관절학회 1999년도 학술대회
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    • pp.38-40
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    • 1999
  • $\cdot$ Arthroscopic management is the effective method with acceptable results for coronoid impingement of stiff elbow contributing to the functional improvement and pain relief. $\cdot$ The functional improvement and pain relief seem to be affected by the severity of a degenerative change of the elbow joint. $\cdot$ Excision of coronoid process is required in a marked limitation of further flexion in addition to deeping of the coronoid fossa and anterior capsular release. $\cdot$ Excision of olecranon tip or posterior capsular release are effective method in severe flexion contracture.

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갑상선 후방 피막을 침범하는 갑상선미세유두암의 임상양상에 대한 고찰 (Clinical Characteristics of Papillary Thyroid Microcarcinoma Involving Posterior Thyroidal Capsule)

  • 장성욱;오정호;김서빈;김성원;이형신;노웅재;이강대
    • 대한두경부종양학회지
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    • 제31권2호
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    • pp.6-10
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    • 2015
  • Background and Objective : Papillary thyroid microcarcinoma(PTMC) is known as slow growing cancer with good prognosis. However, extrathyroidal extension may increase the risk of cervical lymph node metastasis and local invasion to surrounding structures. The aim of this study was to assess the characteristic features of the tumor invading the posterior thyroid capsule. Material and Methods : We made a retrospective review of 123 PTMC patients with thyroid capsule invasion, pathologically staged as T3 or T4. 74 patients (60.2%) had invasion to posterior thyroid capsule (group A) while 49 patients (39.8%) had invasion to-anterior thyroid capsule or anterior wall of trachea (group B). We assessed the clinicopathologic factors of the patients according to the location of capsular invasion of PTMC. Results : There was no difference regarding age, gender, T and N classification and incidence of lymph node metastasis between two groups. Local invasion rate to recurrent laryngeal nerve was 6.8% in patients with posterior thyroid capsule invasion, while the incidence was zero in those with capsular invasion to other locations Conclusion : Increased risk of local invasion to the recurrent laryngeal nerve should be considered in patients with PTMC presenting invasion of the posterior capsule.

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재발성 탈구에서 무엇을 치료할 것인가? (What Should We Treat For Recurrent Dislocation?)

  • 태석기
    • Clinics in Shoulder and Elbow
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    • 제7권1호
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    • pp.1-4
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    • 2004
  • As the multidirection and posterior instabilities of the shoulder are not only uncommon but responds well to conservative treatment, the shoulder instabilities which requires surgical treatment are traumatic anterior type in most cases, Although various surgical procedures had been used in the past, Bankart procedure is the standard surgical method as a primary procedure in traumatic anterior instability, Nevertheless there has been changes in the techniques of Bankart procedure in order to minimize decrease of external rotation and effectively address capsular laxilty, Capsular shift might be needed if there remains excessive capsular laxity of the inferior capsule after repair of the Bankart lesion, Large bony Bankart lesion should be fixed if possible and severe glenoid rim erosion requires extracapsular bone block after repair of the capsule. Although a few surgical procedures are described for the management of Hill-Sachs lesion in special circumstances, Hill-Sachs lesion does not usually need to be addressed.

개의 백내장 적출을 위한 수정체유화흡인술:85 안 (1999-2001) (Phacoemulsification for Cataract Extraction in Dogs: 85 eyes (1999-2001))

  • 김완희;권오경
    • 한국임상수의학회지
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    • 제19권4호
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    • pp.411-414
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    • 2002
  • Eighty five canine eyes performed phacoemulsification for cataract extraction between January 1999 and December 2001 were reviewed. Mean age was 7.26 years old and main breed was poodle (37 dogs). Mature cataract was 51.76%, immature cataract 27.05% and hypermature 21.18%. Improvement of vision was detected in 75 (88.24%) of 85 eyes at 4 weeks after surgery. Postoperative complications were posterior capsular opacification(6), partial posterior synechia(5), glaucoma(3) and uveitis(2). Reasons for failure of visual improvement among the patients performed phacoemulsification were mainly related to development of postoperative anterior uveitis, secondary glaucoma and progressive retinal degeneration.