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find Author "ZANG Jiancheng" 5 results
  • Effectiveness of Ilizarov technique in treatment of clubfoot after burns

    ObjectiveTo investigate the effectiveness of Ilizarov technique in treatment of the clubfoot after burns.MethodsBetween March 2012 and February 2017, 12 patients (17 feet) with clubfoot after burns were treated with Ilizarov technique. There were 10 males (14 feet) and 2 females (3 feets) with an average age of 38 years (range, 18-52 years). There were 3 cases of left foot, 4 cases of right foot, and 5 cases of both feet. According to the Qin’s classification of clubfoot deformity, there were 5 feet of degreeⅠ, 9 feet of degreeⅡ, and 3 feet of degree Ⅲ.ResultsAll clubfeet were completely corrected without local skin necrosis, needle tract infection, or acroanesthesia. All patients could walk with a heavy load. Pationts were followed up from 4 months to 3 years (mean, 10 months). At last follow-up, according to the International Clubfoot Study Group (ICFSG) score, the effectiveness was rated as excellent in 7 feet, good in 7 feet, and fair in 3 feet, with the excellent and good rate of 82.4%.ConclusionUsing Ilizarov technique can gradually correct the clubfoot deformity with the advantages of minimal invasion, safeness, and simpleness.

    Release date:2018-02-07 03:21 Export PDF Favorites Scan
  • Treatment strategy for flail foot with sensory disorder of spina bifida sequela in adult

    Objective To summarize the main methods and comprehensive effects of limited surgery combined with external fixation for the treatment of flail foot with sensory disorder of spina bifida sequela in adult. Method The clinical data of 22 cases (30 feet) of the adult spina bifida sequela who suffered from flail foot with sensory disorder and treated by limited surgery combined with external fixation were retrospectively analysed between January 2005 and December 2015. There were 14 males and 8 females with an age of 8-38 years (mean, 21.5 years). All 30 feet were distal ankle sensory loss, including 2 cases (2 feet) on the left side, 2 cases (2 feet) on the right side, and 18 cases (26 feet) on both sides. There was 1 foot accompanied by ulcerative plantar ulcers, and 3 feet lost their toes due to foot osteomyelitis in the weight-bearing area. Combined with 3 cases of hip dislocation, 3 cases of scoliosis, 4 cases of knee deformity, and 3 cases of ptosis. There were 5 cases of normal control of urine and stool, 10 cases of partial control of urine and stool, 6 cases of overflow urinary incontinence, and 1 case of cystostomy. According to X-ray film, the lesion of spina bifida was evaluated, the laminar insufficiency was located at L3-L5 in 8 cases, L5, S1 in 9 cases, and L3-S3 in 5 cases. In the patients, 12 feet were performed ankle joint arthrodesis, 10 feet subtalar arthrodesis, and 8 feet tibia-talus-calcaneus arthrodesis. Ilizarov external fixator was used in 18 feet, Hybrid fixator in 8 feet, Hybrid fixator and cannulate screws in 3 feet, and Ilizarov fixator and cannulate screws in 1 foot. Results All 22 patients were followed up 10-80 months (mean, 48.5 months). All ankle deformities were corrected effectively after operation, the middle and hind feet were stable, the plantar foot was restored, the whole foot was loaded, and the ulcer healed without recurrence. There were 2 cannulate screws ruptured in the subtalar arthrodesis, bone healed after screws break; no complication such as surgical infection, neurovascular injury, and so on happened. At last follow-up, based on the evaluation criteria of QIN Sihe lower limb deformity correction, the results were excellent in 15 feet, good in 9 feet, and fair in 6 feet, with an excellent and good rate of 80.0%. Conclusion The treatment of flail foot with sensory disorder of spina bifida sequela is more demanding. The limited surgeries combined with external fixation play an important role for recovering the stability of foot and ankle, better clinical results, and less complications.

    Release date:2018-10-09 10:34 Export PDF Favorites Scan
  • Limited orthopaedic surgery combined with external fixation for the treatment of lower extremity sequelae of middle and old aged post-poliomyelitis

    ObjectiveTo summarize the effectiveness of limited orthopedic surgery combined with external fixation for the treatment of lower extremity sequelae of middle and old aged post-poliomyelitis, and then to explore the strategy of surgical correction and functional reconstruction method.MethodsFrom the database of 23 310 cases of poliomyelitis sequelae treated by QIN Sihe Orthopaedic Surgical team between September 1982 and December 2017, 629 patients over 41 years old were retrieved and the epidemiological characteristics of the patients were analyzed. Between March 2011 and June 2015, 57 patients with poliomyelitis sequelae treated with limited operation and external fixation were followed up 2-6 years, and the history of poliomyelitis sequelae was 41-67 years (mean, 47.1 years). Preoperative histopathological gait included 29 cases of quadriceps gait, 17 cases of walking with crutch, and 11 cases of claudication only. The operative methods included Achilles tendon lengthening in 52 cases, supracondylar osteotomy in 39 cases, knee flexion release in 36 cases, calcaneal arthrodesis in 27 cases, flexion and hip arthrodesis in 21 cases, tibia and fibula osteotomy in 19 cases, triple arthrodesis in 11 cases, and tendon transposition in 1 case. After operation, 18 cases were treated with combined external fixator and 39 cases with Ilizarov ring external fixator.ResultsOf the 629 cases, 481 cases were less than 50 years old (76.47%), accounting for 144 cases between 51 and 65 years old (22.89%). Among them, 495 cases (78.70%) were diagnosed after 2003. Of the 57 patients obtained complete follow-up information, 7 had slight infection of needle path during traction orthopaedics, 2 had early postoperative venous thrombosis of lower extremities, and 2 had incomplete paralysis of the common peroneal nerve. There was no complications such as skin incision infection, vascular injury, and bone nonunion. According to the evaluation standard of postoperative efficacy standard in correction of lower extremity deformities, the results were excellent in 23 cases, good in 20 cases, fair in 12 cases, and poor in 2 cases, with an excellent and good rate of 75.44%. The 2 patients with poor effectiveness were reoperated to improve their function.ConclusionLimited orthopedic surgery combined with external fixation for the treatment of lower extremity sequelae of middle and old aged post-poliomyelitis can effectively correct deformities of lower limbs, improve function, delay the disability aggravated by decay, and avoid serious complications.

    Release date:2018-10-09 10:34 Export PDF Favorites Scan
  • Surgical treatment of limb deformity and disability: a statistical analysis of 35 075 cases from QIN Sihe orthopaedic team between May 25, 1978 and December 31, 2018

    ObjectiveTo investigate the characteristics and corrective strategies of various limb deformities treated by QIN Sihe orthopaedic team in the past 40 years, so as to provide a large sample for understanding the causes, types, and treatment methods of limb deformity and disability in China.MethodsA clinical data of 35 075 cases who were treated by QIN Sihe orthopaedic team between May 1978 and December 2018 was summarized. The age, gender, deformity characteristics, etiological and pathological composition, regional distribution, and surgical methods of the patients were analyzed.ResultsThere were 20 458 males (58.33%) and 14 617 females (41.67%). The age ranged from 1 to 82 years (mean, 20.5 years). The majority people (19 363 cases, 55.20%) were 11-25 years old. Of which, 33 259 cases (94.82%) were operated on lower extremity. The geographical distribution of patients covered 33 regions in China and 12 foreign countries. There were 202 etiologies involved neurological, heredity, metabolism, traumatic sequelae, congenital, vascular, lymphoid, skin, endocrine, iatrogenic, and so on. The disease covered all subsubjects of orthopaedics. The top six deformities secondary to poliomyelitis sequelae, cerebral palsy, traumatic sequelae, spondylolysis sequelae, genu varum and genu valgum, and congenital talipes equinovarus. There were 280 kinds of surgical methods, the majority of which were Achilles tendon lengthening, supracondylar osteotomy, subtalar joint arthrodesis, tibiofibular osteotomy, metatarsal aponeurosis, and Achilles tendon replacement of peroneal longus muscle, etc. Orthopaedic surgery combined with external fixation were applied in 8 702 cases, including Ilizarov fixator in 3 696 cases and Hybrid fixator in 5 006 cases.ConclusionQIN Sihe orthopaedic database with 40 years is the largest one of limb deformity and disability in China. It reflects the etiology, type, population characteristics, surgical methods and strategy of limb disability and deformity which can be treated by orthopaedic surgery. The data needs to be further excavated and deeply studied in future because of its important academic value and historical significance.

    Release date:2019-11-21 03:35 Export PDF Favorites Scan
  • Data analysis of 8 113 cases of limb deformities corrected by external fixation

    Objective To analyze the data of external fixation instruments (including Ilizarov instruments) used by QIN Sihe orthopaedic surgical team in the treatment of limb deformities in the past 30 years, and to explore the indications for the application of modern external fixation techniques in the correction of limb deformities and individual device configuration selection strategy. Methods According to QIN Sihe orthopaedic surgical team, the use of external fixator between January 1988 and December 2017 was analyzed retrospectively. The total use of external fixation and the proportion of different external fixators were analyzed in gender, different operation time, different age, different parts, and different diseases. Results External fixators were used in 8 113 patients, 69 of them were used simultaneously in both lower extremity surgery, so 8 182 external fixators were used. Among them, there were 4 725 (57.74%) combined external fixators, 3 388 (41.41%) Ilizarov circle fixators, 64 (0.78%) single arm external fixators (including Orthofix), 5 (0.06%) Taylor space external fixators. There were 4 487 males (55.31%) and 3 626 females (44.69%). According to the analysis of different time periods, the number of external fixators increased year by year, and the number of applications increased after 2000. The main age of the patients was 11-30 years old, of which 1 819 sets (22.23%) were used at the age of 21-25 years. The use of the external fixator covered almost all parts of the limbs, with the ankle and toe areas being the most common, reaching 4 664 sets (57.00%), and the upper extremities the least, with 152 sets (1.86%). The 8 113 cases covered more than a dozen disciplines and more than 150 kinds of diseases. The top 5 diseases were poliomyelitis sequelae, cerebral palsy, deformity of lower extremity after spina bifida, traumatic sequelae, and congenital equinovarus foot. Conclusion Ilizarov technique has been widely used in extremity deformity, disability, and complicated orthopedic diseases caused by vascular, lymphoid, nerve, skin, endocrine, and other diseases. The indication of operation is far beyond the scope of orthopedics. The domestic external fixator and its mounting tools can basically meet the requirements of various treatments. The technique of external fixation has entered a new era of tension tissue regeneration under stress control, natural repair of tissue trauma and deformity, and reconstruction of limb function.

    Release date:2018-10-09 10:34 Export PDF Favorites Scan
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