• Title/Summary/Keyword: acrylic pin external fixation

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Factors Affecting the Healing of Radial Fractures Using Acrylic Pin External Fixation in Small Breed Dogs

  • Chun, Bong-Su;Lee, Seoung-Jin;Seok, Seong Hoon;Yeon, Seong-Chan
    • Journal of Veterinary Clinics
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    • v.36 no.2
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    • pp.93-97
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    • 2019
  • Healing of 48 cases of radial fractures in small breed dogs treated with acrylic pin external fixation was evaluated retrospectively to investigate the factors affecting the healing of radial fractures. The mean age of the subjects was 15.02 months, the mean body weight was 3.48 kg, and the mean maximum length of the radius (MLR) was 90.77 mm. External skeletal fixation frames type 1a, 2a, and 3 were used; among them type 2a was used most frequently (75%). The mean time to clinical union (TCU) was 67.17 days, and the success rate was 95.8%. Age, bodyweight, MLR, and occurrence of complications increased TCU significantly. Among complications, pin loosening, swelling of the operated forelimb tissue for more than 2 weeks, and coexistence of two or more complications increased TCU significantly (p < 0.05). There was no relationship between location of the fracture and TCU. The results of this study may be useful to predict the prognosis of radial fractures in small dogs.

CONSERVING THE CENTRIC RELATION POSITION OF CONDYLAR HEAD WITH MINI-HOFFMANN SETS IN VERTICAL RAMUS OSTEOTOMY (하악골 수직골절단술시 MINI-HOFFMANN SETS을 이용한 하악 과두의 중심위의 보존)

  • Jeong, Inn-Won
    • Maxillofacial Plastic and Reconstructive Surgery
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    • v.13 no.1
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    • pp.95-99
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    • 1991
  • Several authors have proposed techniques and devices by which the correct position of the proximal segment can be maintained both during fixation and postoperatively. Schendel, Epker, Lake, Worms, Ive and Poulton have been discussed the problem of condylar distration in mandibular orthognathic surgery. This study described have showed the some advantages forward repositioning of the condyle head in vertical ramus osteotomy which used with the Mini-Hoffmann sets in external skeletal pin fixation extraorally in 19 cases.

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A Case of External Skeletal Fixation for Treatment of Bilateral Mandibular Fracture in a Dog (개에서 외부고정법을 이용한 양측성 하악골절의 치유 일례)

  • 구자민;김현희;박대식;장홍희;이효종;이후장;송해룡;이용훈;정종태
    • Journal of Veterinary Clinics
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    • v.20 no.1
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    • pp.134-137
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    • 2003
  • A 5-year-old, male mixed breed dog was presented to Gyeongsang National University Animal Hospital for bilateral mandibular open fracture by bite. The dog had loss of the teeth and injury of the oral mucosa. Radio-graphic and blood examinations were conducted. Fracture lines were observed between first premolar and second premolar, but temporomandibular luxation was not observed on radiographs. In serum analysis, elevated levels of CPK and LDH were found. The dog was anesthetized and prepared for aseptic surgery. Acrylic external skeletal fixator with Kirschiner wire was applied. Pin loosening and malalignment of the right fracture line was observed at 7 weeks after surgery. We applied Kirschner-Ehmer fixator and half pins during the second surgical procedure. At 4 weeks after a second surgical procedure, the fixator and pins were removed from mandible. The fractures were healed with no complications.