Chinese Journal of Tissue Engineering Research ›› 2020, Vol. 24 ›› Issue (33): 5343-5348.doi: 10.3969/j.issn.2095-4344.2852

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Total arthroscopy-assisted reduction and internal fixation with cannulated screws for Sanders II and III calcaneal fractures

Shen Guodong, Zou Yunxuan, Zhang Hongning, Li Xue, Yang Kangyong, Lai Zhibin, Zhu Yongzhan   

  1. Eighth Department of Orthopedics, Foshan Hospital of Traditional Chinese Medicine, Fushan 528000, Guangdong Province, China

  • Received:2020-01-04 Revised:2020-01-16 Accepted:2020-03-13 Online:2020-11-28 Published:2020-09-30
  • Contact: Zhu Yongzhan, Master, Chief physician, Eighth Department of Orthopedics, Foshan Hospital of Traditional Chinese Medicine, Fushan 528000, Guangdong Province, China
  • About author:Shen Guodong, Master, Associate chief physician, Eighth Department of Orthopedics, Foshan Hospital of Traditional Chinese Medicine, Fushan 528000, Guangdong Province, China

Abstract:

BACKGROUND: In recent years, arthroscopy has been widely used in the treatment of calcaneal fractures, but it is often used to treat Sanders type I and II fractures, or as an auxiliary means of complex calcaneal fracture reduction and intraarticular injury exploration and cleaning.  

OBJECTIVE: To explore the effect of total arthroscopy-assisted reduction and internal fixation with cannulated screws for treatment of Sanders II and III calcaneal fractures.

METHODS: From December 2016 to November 2018, 42 patients (42 feet) of Sanders II and III calcaneal fractures treated in Foshan Hospital of Traditional Chinese Medicine as the research subjects were divided into two groups according to the surgical plan. Patients in the total arthroscopy group (n=21) received total arthroscopy-assisted reduction and internal fixation with cannulated screws. Patients in the tarsal sinus approach group (n=21) received internal fixation of calcaneus anatomical plate through tarsal sinus approach. At 12 months after surgery, adverse reactions were recorded. X-ray films were reexamined. Böhler angle and Gissane angle were examined, and Maryland score and AOFAS ankle/hindfoot score were evaluated. This study was approved by the Ethics Committee of Foshan Hospital of Traditional Chinese Medicine.

RESULTS AND CONCLUSION: (1) Preoperative preparation time and average hospital stay were longer in the tarsal sinus approach group than in the total arthroscopy group (P < 0.05). There was no injury of posterior tibial vessels, tibial nerve or sural nerve, and no infection of soft tissue in the incision in the total arthroscopy group. In the tarsal sinus approach group, there were three feet with superficial skin infection, one foot with gastrocnemial nerve injury, and no deep incision infection or necrosis. (2) At 12 months after operation, Böhler and Gissane angles in both groups were better than before surgery (P < 0.05), but there was no significant difference between the two groups (P > 0.05). (3) Perimeter of the ankle was significantly reduced after surgery than before surgery in both groups (P < 0.05), and motion range of ankle flexion and extension was significantly increased after surgery than before surgery in both groups (P < 0.05). The perimeter of the ankle was smaller in the total arthroscopy group than in the tarsal sinus approach group at 1 month after surgery (P < 0.05). Motion range of ankle flexion and extension was not significantly different at postoperative 1 year in both groups (P > 0.05). (4) At postoperative 12 months, Maryland scores and AOFAS ankle/hindfoot scores were not significantly different between the two groups (P > 0.05). (5) Compared with internal fixation of calcaneus anatomical plate through tarsal sinus approach, total arthroscopy-assisted reduction and internal fixation with cannulated screws for the treatment of Sanders II and III calcaneal fractures can promote the recovery of the patient’s foot function and reduce postoperative complications.

Key words: bone, steel plate, internal fixation, calcaneal fracture, arthroscopy, foot function

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