1.Clinical efficacy of open reduction and internal fixation with plates versus minimally invasive Kirschner wire fixation for osteoporotic Colles' fractures.
Jun-Wei ZHANG ; Jin-Yong HOU ; Zhao-Hui LI ; Zhen-Yuan MA ; Xiang GAO ; Hong-Zheng BI ; Ling-Ling CHEN ; Hai-Tao WANG ; Wei-Zhi NIE ; Yong-Zhong CHENG ; Xiao-Bing XI
China Journal of Orthopaedics and Traumatology 2025;38(1):18-24
OBJECTIVE:
To compare the short-term clinical efficacy and safety of closed reduction with Kirschner wire fixation versus open reduction with plate fixation for treating osteoporotic Colles' fractures in middle-aged and elderly patients.
METHODS:
Between January 2018 and January 2023, 119 patients with Colles fractures were retrospectively analyzed, including 39 males and 80 females, aged from 48 to 74 years old with an average of(60.58±6.71) years old. The time from injury to operation ranged 1 to 13 days with an average of (5.29±2.52) days. According to the surgical method, they were divided into Kirschner wire fixation group (Kirschner wire group) and plate internal fixation group (plate group). In Kirschner wire group, there were a total of 68 patients, comprising 21 males and 47 females. The average age was (61.15±6.24) years old, ranged from 49 to 74 years old. Among them, 41 cases involved the left side while 27 cases involved the right side. In the plate group, there were a total of 51 patients, including 18 males and 33 females. The average age was (59.78±5.71) years old ranged from 48 to 72 years old. Among them, there were 31 cases on the left side and 20 cases on the right side. The following parameters were recorded before and after the operation:operation time, intraoperative blood loss, hospitalization days, hospitalization expenses, postoperative complications, and radiographic parameters of distal radius (distal radius height, ulnar deviation angle, palmar tilt angle). The clinical efficacy was evaluated at 3 and 12 months after the operation using Gartland-Werley and disabilites of the arm shoulder and hand (DASH) scores.
RESULTS:
The patients in both groups were followed up for a duration from 12 to 19 months with an average of(13.32±2.02) months. The Kirschner wire group exhibited significantly shorter operation time compared to the plate group 27.91(13.00, 42.00) min vs 67.52(29.72, 105.32) min, Z=-8.74, P=0.00. Intraoperative blood loss was also significantly lower in the Kirschner wire group than in the plate group 3.24(1.08, 5.40) ml vs 21.91(17.38, 26.44) ml, Z=-9.31, P=0.00. Furthermore, patients in the Kirschner wire group had a shorter length of hospital stay compared to those in the plate group (8.38±2.63) days vs (11.40±2.78) days, t=-3.12, P=0.00. Additionally, hospitalization cost was significantly lower in the Kirschner wire group than in the plate group 10 111.29(6 738.98, 13 483.60) yuan vs 15 871.11(11 690.40, 20 051.82) yuan, Z=-5.62, P=0.00. The incidence of complications was 2 cases in the Kirschner wire group and 1 case in the plate group, with no statistically significant difference(P>0.05). At 3 months postoprative, the radial height of the Kirschner wire group was found to be significantly smaller than that of the plate group, with measurements of (11.45±1.69) mm and (12.11±1.78) mm respectively (t=-2.06, P=0.04). However, there were no statistically significant differences observed in ulnar deviation angle and palmar tilt angle between the two groups (P>0.05). The DASH score and Gartland-Werley score in the Kirschner group were significantly higher than those in the plate group at 3 months post-operation (19.10±9.89) vs (13.47±3.51), t=4.34, P=0.00;(11.15±3.61) vs (6.41±2.75), t=8.13, P=0.00). However, there was no significant difference between the two groups at 12 months post-operation (P>0.05).
CONCLUSION
Compared to plate internal fixation, closed reduction with Kirschner wire support fixation yields a slightly inferior recovery of radial height;however, there is no significant disparity in the functional score of the affected limb at 12 months post-operation. Nonetheless, this technique offers advantages such as shorter operation time, reduced intraoperative blood loss, decreased hospitalization duration, and lower cost.
Humans
;
Female
;
Male
;
Middle Aged
;
Aged
;
Fracture Fixation, Internal/instrumentation*
;
Bone Wires
;
Bone Plates
;
Retrospective Studies
;
Colles' Fracture/surgery*
;
Minimally Invasive Surgical Procedures/methods*
;
Open Fracture Reduction/methods*
;
Osteoporotic Fractures/surgery*
2.Short-term clinical efficacy of unilateral external fixator combined with percutaneous Kirschner wire fixation in the treatment of type C1 distal radius fractures in elderly patients.
Run-Bin SHEN ; Guo-Liang LI ; Xiao-Ping LIU ; Kang CHEN ; Guang-Pu HAN ; Jian-Yong ZHAO
China Journal of Orthopaedics and Traumatology 2025;38(1):25-30
OBJECTIVE:
To investigate the short-term clinical effect of closed reduction single arm external fixator combined with percutaneous needle fixation in the treatment of C1 distal radius fracture in elderly patients.
METHODS:
Between December 2022 and December 2023, a total of 60 elderly patients diagnosed with type C1 distal radius fractures were treated, comprising 9 males and 51 females. The age ranged from 65 to 84 years old, with an average of (72.69±8.14) years old. Among them, there were 18 cases on the left side and 42 cases on the right side. There were 55 cases of falling injury and 5 cases of traffic accident injury. According to the different surgical methods, the patients were divided into observation group and control group, with 30 cases in each group. The control group underwent manual reduction and unilateral external fixator fixation, consisting of 4 males and 26 females. The mean age was (72.54±8.67) years old. The body mass index (BMI) was (20.61±2.17) kg·m-2. There were 10 cases on the left side and 20 cases on the right side. Among them, there were 27 cases of falling injury and 3 cases of traffic accident injury. The observation group was treated with manual reduction and unilateral external fixator combined with percutaneous Kirschner wire fixation, including 5 males and 25 females. The mean age was (72.76±7.23) years old. BMI (20.82±2.03) kg·m-2. The left side was involved in 8 cases and the right side in 22 cases. There were 28 cases of falling injury and 2 cases of traffic accident injury. The changes in radial height, ulnar declination, palmar inclination angle parameters and patient-rated wrist evaluation (PRWE) were assessed on X-ray films before surgery, 2 days after surgery, and 12 weeks after surgery between the two groups.
RESULTS:
All surgical procedures were successfully completed in both groups without any significant complications. All patients were followed up for a duration from 12 to 20 weeks with an average of(14.50±2.78) weeks. The two groups exhibited significant differences in radial height, palmar inclination angle, and ulnar deviation angle at 2 days and 12 weeks post-operation (P<0.05). However, there was no statistically significant difference observed in radial height, palmar inclination, and ulnar deviation between the two groups at 2 days after the operation (P>0.05). There were significant differences in radial height, palmar inclination angle, and ulnar deviation between the two groups at 12 weeks after operation (P<0.05). At 2 days and 12 weeks after the operation, there were significant differences in PRWE scores of the two groups compared with preoperative scores(P<0.05). At 2 days after the operation, there was no significant difference in PRWE score between the two groups (P>0.05). The PRWE score showed a significant difference between the two groups at 12 weeks post-operation(P<0.05).
CONCLUSION
The combination of closed reduction and unilateral external fixator, along with percutaneous pin fixation provides move stable fixation for type C1 distal radius fractures. Gradual removal of external fixator further facilitatse the recovery of wrist joint function.
Humans
;
Male
;
Female
;
Radius Fractures/surgery*
;
External Fixators
;
Aged
;
Aged, 80 and over
;
Bone Wires
;
Fracture Fixation/instrumentation*
;
Wrist Fractures
3.Dorsally displaced distal radial double-column Die-punch fractures by dorsal approach external fixator combined with Kirschner wires.
Fu-de JIAO ; Jing-Wei ZHANG ; Li-Mei ZHU ; Lin AN ; Yun-Qiang ZHUANG ; Jian-Ming CHEN
China Journal of Orthopaedics and Traumatology 2025;38(1):87-91
OBJECTIVE:
Investigating the clinical efficacy of treating dorsally displaced distal radial double-column Die-punch fractures using a dorsal approach external fixator combined with Kirschner wires.
METHODS:
Retrospectively analyzed the clinical data of 15 patients with distal radial double-column Die-punch fractures treated with an external fixator combined with Kirschner wire between July 2020 and January 2023. There were 10 males and 5 females;6 cases on the left side and 9 on the right;age ranged from 22 to 76 years old. Recorded the preoperative and the final follow-up Cooney wrist function scores for the patients. The fracture healing time, and occurrence of complications were recorded.
RESULTS:
All 15 patients were followed up ranged from 12 to 16 months post-operation. All fractures achieved bony union, healing time ranging form 8 to 16 weeks. Not a single patient exhibited complications such as surgical site infection, fracture redislocation, or tendon injury. All individuals had their Kirschner wires and external fixation devices removed six weeks post-operatively and commenced rehabilitative therapy for wrist articulation. The Cooney wrist function scores at preoperative and ranged from 5 to 45 scores, at the latest follow-up ranged from 65 to 100 scores. At the final follow-up, the results were assessed as excellent in 10 patients, good in 4 patients, and fair in 1 patient.
CONCLUSION
The clinical efficacy of treating distal radial double-column Die-punch fractures using a dorsal approach external fixator combined with Kirschner wires is satisfactory.
Humans
;
Male
;
Female
;
Middle Aged
;
Adult
;
External Fixators
;
Bone Wires
;
Aged
;
Retrospective Studies
;
Radius Fractures/physiopathology*
;
Young Adult
;
Fracture Fixation/methods*
4.Zero-incision treatment of supracondylar humeral fractures in extremely unstable Gartland type Ⅳ children by percutaneous prying combined with modified rotary reduction with Kirschner wire.
Qiang SUN ; Ying ZHOU ; Wei CHEN ; Bo REN ; Xing-Kun LIU
China Journal of Orthopaedics and Traumatology 2025;38(1):92-96
OBJECTIVE:
To investigate the clinical efficacy of percutaneous prying combined with modified rotary reduction with needle in the treatment of supracondylar fracture of humerus in Gartland type Ⅳ children, and to evaluate the postoperative elbow joint function, the incidence of elbow varus deformity and the application prospect of this technique.
METHODS:
A total of 98 children diagnosed with Gartland type Ⅳ supracondylar humeral fractures between June 2020 and January 2023 were included in this study, comprising of 57 males and 41 females. The age ranged from 2 to 14 years old with an average of (6.24±4.76) years old. There were 48 cases on the left side and 50 on the right side. The time interval from injury to surgery ranged from 2 hours to 2 days, and emergency operation was performed in 26 cases. During the operation, the Kirschner wire was inserted bluntly into the broken end of the fracture using the lever principle, and the reduction was performed by percutaneous prying. Then the modified rotary reduction method with kirschner wire was used to close and reset the Kirschner wire internal fixation, and zero incision was achieved in all cases. Flynn score was used to evaluatal the function and appearance of the elbow joint at 6 months after operation.
RESULTS:
The operation was successfully completed by all 98 children, and they were followed up for a duration from 6 to14 months with an average of (9.82±3.51) months. The fractures in all cases healed, the time ranged from 6 to 8 weeks with an average of (6.72±1.17) weeks. The Flynn function score of the elbow joint was rated as excellent in 95 cases and good in 3 cases at the 6-month postoperative evaluation. No related complications occurred, such as cubitus varus deformity, osteofascial compartment syndrome, Kirschner wire rupture or rejection, iatrogenic vascular and nerve injury, Volkmann's contracture or ossification myositis.
CONCLUSION
Percutaneous pry extraction combined with modified rotary reduction with needle in the treatment of humeral supracondylar fracture in extremely instability Gartland type Ⅳ children has the advantages of zero incision, little trauma, safety and good efficacy, and minimization of surgical trauma and scar formation. The postoperative elbow joint function recovery is good.
Humans
;
Female
;
Child
;
Male
;
Humeral Fractures/physiopathology*
;
Child, Preschool
;
Bone Wires
;
Adolescent
;
Fracture Fixation, Internal/instrumentation*
5.Orthopedic manipulation combined with percutaneous reduction and Kirschner wire internal fixation for Sanders typeⅡand Ⅲ calcaneal fractures.
Feng DAI ; Jin-Tao LIU ; Zhi-Gang ZHANG ; Xue-Qiang SHEN ; Li-Ming WU ; Peng-Fei YU ; Hong JIANG
China Journal of Orthopaedics and Traumatology 2025;38(3):306-310
OBJECTIVE:
To explore clinical effects of bone setting manipulation combined with pry reduction and Kirschner needle internal fixation in treating SandersⅡ-Ⅲ calcaneal fracture.
METHODS:
Clinical data of 52 patients with types Sanders Ⅱand Ⅲ calcaneal fracture (foot) treated with bone-setting manipulation combined with pry reduction and Kirscher needle internal fixation from July 2017 to July 2019 were retrospectively analyzed, including 43 males and 9 females, aged from 31 to 72 years old with an average of (50.83±10.48) years old; 15 patients with Sanders typeⅡ and 37 patients with Sanders type Ⅲ. The changes of Bühler angle, Gissane angle, calcaneus width and calcaneus height before operation and 24 months after operation were compared, and Maryland foot function score was performed to evaluate clinical effects.
RESULTS:
All patients were followed up from 24 to 60 months with an average of (41.50±9.86)months. The fracture healed normally and the healing time was (11.00±0.95) weeks. Bühler angle, Gissane angle, calcaneal bone width and calcaneal bone height were increased from (16.37±8.36)°, (96.27±9.62)°, (46.82±4.67) mm, (38.41±3.58) mm before operation to (31.48±8.24)°, (111.62±8.69)°, (42.06±4.83) mm, (44.21±3.82) mm at 24 months after operation, and the difference were statistically significant (P<0.01). Postoperative Maryland score at 24 months was (93.04±8.83), 40 patients got excellent result, 7 good and 5 fair.
CONCLUSION
Orthopedic manipulation combined with percutaneous reduction and Kirschner wire internal fixation could significantly improve Bühler angle, Gissane angle, width, and height of Sanders typeⅡ and Ⅲ calcaneal fractures, and the curative effect is satisfactory.
Humans
;
Male
;
Female
;
Calcaneus/surgery*
;
Middle Aged
;
Fracture Fixation, Internal/methods*
;
Adult
;
Aged
;
Fractures, Bone/therapy*
;
Retrospective Studies
;
Bone Wires
;
Manipulation, Orthopedic/methods*
6.Meta-analysis of Kirschner's needle and elastic intramedullary nail fixation for the treatment of proximal humeral fractures in children.
Tao SHI ; Zi-Hang XU ; Xin ZHANG ; Yu-Wang QIAN ; Lei ZHU ; Lai-Fa KONG
China Journal of Orthopaedics and Traumatology 2025;38(6):633-640
OBJECTIVE:
To systematically evaluated clinical efficacy of Kirschner's needle and elastic intramedullary nail fixation in treating proximal humeral fractures in children by Meta-analysis.
METHODS:
Literature on the treatment of proximal humeral fractures in children with Kirschler needles and elastic intramedullary nails published on Wanfang, VIP, CNKI and China biology medicine (CBM), PubMed, Embase, and Web of Science databases were searched from the establishment of databases to October, 2023. Literature extraction, management and data entry were performed by Endnote X9 and Excel 2019, and Meta-analysis was conducted by RevMan 5.3 software. The operation time, hospital stay, fracture healing time, shoulder joint extension range of motion, disabilities of arm, shoulder and hand(DASH) questionnaire score, Neer score or Constant-Murley score and complications were compared between two groups.
RESULTS:
A total of 7 literatures were included, 1 was prospective study, 6 were retrospective cohort study. There were 521 children, 264 children in Kirschner wire group and 257 children in elastic intramedullary nail fixation group. The results of Meta analysis showed operation time[WMD=-12.61, 95%CI(-24.89, -0.33), P=0.04], fracture healing time[WMD=-0.26, 95%CI(-0.49, -0.02), P=0.03], total complication rate [OR=6.83, 95%CI(3.33, 14.01), P<0.001], nail tract infection rate[OR=6.77, 95%CI(1.72, 26.69), P=0.006] and displacement fracture rate[OR=3.57, 95%CI(1.35, 9.44), P=0.01] between two groups had statistically differences(P>0.05), while there were no statistically significant difference in comparison of hospital stay, shoulder joint extension range of motion, DASH, Neer score, Constant-Murley score, and incidence of skin irritation between two groups (P>0.05).
CONCLUSION
Kirschner's needle internal fixation has a short operation time and simple operation, but it has a higher incidence of complications compared with elastic nail internal fixation technique. In terms of efficacy and safety, elastic intramedullary nail fixation is one of the options for the treatment of proximal humeral fractures in children.
Humans
;
Fracture Fixation, Intramedullary/instrumentation*
;
Child
;
Shoulder Fractures/physiopathology*
;
Bone Nails
;
Bone Wires
;
Male
;
Needles
;
Female
7.Ultrasound-guided closed reduction and internal fixation using Kirschner wire for the treatment of olecranon fractures of the ulna in children.
Deng-Shan CHEN ; Chuan-Wei ZHANG ; Lei WANG ; Xing-Po DING ; Jian-Ping YANG
China Journal of Orthopaedics and Traumatology 2025;38(7):743-746
OBJECTIVE:
To investigate the clinical efficacy and safety of ultrasound-guided closed reduction and internal fixation using Kirschner wire for the treatment of olecranon fractures of the ulna in children.
METHODS:
Between January 2019 and January 2021, 13 children with olecranon fracture were treated with ultrasound-guided closed reduction and percutaneous Kirschner wire internal fixation, including 10 males and 3 females. The age ranged from 3 to 14 years old. Children with ulnar olecranon fractures were evaluated using the Gicquel scoring system. The clinical evaluation encompassed postoperative pain, functional status, and range of motion, with a maximum score of 15 points. The radiological assessment contributed an additional 4 points. A cumulative score of more than 18 scores was classified as excellent, more than 17 scores as good, more than16 scores as fair, and less than 16 scores as poor. Clinical assessment:A score of 14 indicates excellent performance, a score of 13 reflects good performance, a score of 12 denotes fair performance, and a score of less than 11 signifies poor performance.
RESULTS:
A total of 13 patients were followed up, with a duration ranging from 6 to 12 months. According to the Gicquel scoring criteria, the comprehensive evaluation of clinical and radiographic findings yielded 10 excellent and 3 good outcomes. Evaluation based solely on clinical findings resulted in 13 excellent outcomes.
CONCLUSION
Ultrasound-guided percutaneous cross Kirschner wire fixation for children's olecranon fracture has the advantages of less trauma, rapid recovery, less fluoroscopy, and good recovery of elbow function. The clinical effect is satisfactory.
Humans
;
Child
;
Male
;
Female
;
Fracture Fixation, Internal/instrumentation*
;
Ulna Fractures/physiopathology*
;
Bone Wires
;
Child, Preschool
;
Adolescent
;
Olecranon Process/surgery*
;
Ultrasonography
;
Closed Fracture Reduction/methods*
;
Olecranon Fracture
8.Clinical effects of single Kirschner wire assisted reduction in children with Gartland type Ⅲ supracondylar humerus fractures.
Yong HE ; Wei-Ping LI ; Zhi-Long CHEN ; Guo-Peng JIANG ; Shi-Hai CHEN ; Jun ZHAO ; Hua-Ming WANG ; Chen ZHANG
China Journal of Orthopaedics and Traumatology 2025;38(10):1071-1075
OBJECTIVE:
To investigate the clinical efficacy and safety of single Kirschner wire assisted poking and closed reduction in the treatment of Gartland type Ⅲ supracondylar humeral fractures in children.
METHODS:
A retrospective analysis was performed on patients diagnosed with Gravland type Ⅲ supracondylar humeral fractures between January 2022 and June 2023. A total of 46 patients were treated with closed reduction assisted by Kirschner wires and percutaneous Kirschner wire internal fixation.There were 25 males and 21 females. The age ranged from 5 to 10 years old, with an average of (5.8±1.8) years old. The left side was involved in 28 patients and the right side in 18 patients. Record the operative duration for patients, the number of fluoroscopic exposures, fracture healing time, postoperative carrying angle, Baumann angle, elbow joint function score at three months post-operation, and any associated complications.
RESULTS:
All 46 patients were followed up for a period of 12 to 16 weeks, with an average of (13.74±1.44 )weeks. The operation duration was (30.7±5.1) minutes, the fluoroscopy count was (10.2±2.7) times, the postoperative carrying angle of the elbow joint was (8.7±2.2) degrees, and the Baumann angle was (71.5±2.9) degrees. All fractures achieved successful union in all patients, with a mean healing time of (25.5±1.7) days.At the final follow-up, elbow joint function was assessed using the Flynn criteria, with 43 patients rated as excellent and 3 patients rated as good. No complications were observed, including cubitus varus, nerve injury, or local infection.
CONCLUSION
The use of a single Kirschner wire assisted prying reduction for treating Gartland type Ⅲ supracondylar humeral fractures in children demonstrates excellent clinical efficacy and safety.
Humans
;
Male
;
Female
;
Child
;
Bone Wires
;
Child, Preschool
;
Humeral Fractures/physiopathology*
;
Retrospective Studies
;
Fracture Fixation, Internal/instrumentation*
;
Treatment Outcome
;
Fracture Healing
9.Comparison of effectiveness between two surgical methods for humeral lateral condyle fractures in children.
Hailong MA ; Qingjie WU ; Fang LIU ; Zhongtuo HUA ; Sicheng ZHANG
Chinese Journal of Reparative and Reconstructive Surgery 2025;39(1):64-69
OBJECTIVE:
To compare the effectiveness of ultrasound-guided closed reduction with Kirschner wire fixation and open reduction with Kirschner wire fixation in the treatment of humeral lateral condyle fracture (HLCF) in children.
METHODS:
A clinical data of 53 children with HLCF admitted between May 2020 and April 2023 and met selective criteria was retrospectively analyzed. Of these, 25 cases were managed with closed reduction and Kirschner wire fixation under ultrasound guidance (closed group), while 28 cases underwent open reduction and Kirschner wire fixation (open group). There was no significant difference between the two groups in terms of gender, age, cause of injury, fracture side, fracture classification, and time from injury to operation ( P>0.05). The following variables were recorded and compared between the two groups: operation time, intraoperative fluoroscopy frequency, fracture healing time, incidence of complications, and the Flynn elbow function score at last follow-up.
RESULTS:
In the closed group, the fractures were successfully reduced under ultrasound guidance, with no nerve damage reported in either group. The operation time and intraoperative fluoroscopy frequency were significantly less in the closed group than in the open group ( P<0.05). One case of infection (Kirschner wire irritation) was observed in the closed group, while 3 cases in the open group (2 of Kirschner wire irritation and 1 of incision infection). However, the difference in the incidence of infection between the two groups was not significant ( P>0.05). All patients in both groups were followed up 6-18 months (mean, 10.2 months). X-ray examinations confirmed that fractures had healed in both groups, with no significant difference in healing time ( P>0.05). During follow-up, 5 cases of lateral humeral process formation were observed in the closed group, compared to 12 cases in the open group, although this difference was not significant ( P>0.05). At last follow-up, the excellent and good rate of elbow joint function was evaluated as 96.0% (24/25) in the closed group and 92.9% (26/28) in the open group according to the Flynn scoring criteria, with no significant difference between the two groups ( P>0.05). Both groups showed no occurrence of ossifying myositis or elbow internal/external rotation.
CONCLUSION
The effectiveness of ultrasound-guided closed reduction and Kirschner wire fixation in the treatment of HLCF in children is comparable to open reduction and Kirschner wire fixation, but the former can reduce operation time and intraoperative fluoroscopy frequency, and obtain lower the incidence of complications.
Humans
;
Humeral Fractures/diagnostic imaging*
;
Bone Wires
;
Male
;
Female
;
Child
;
Retrospective Studies
;
Fracture Fixation, Internal/instrumentation*
;
Treatment Outcome
;
Child, Preschool
;
Open Fracture Reduction/methods*
;
Fracture Healing
;
Elbow Joint/surgery*
;
Adolescent
;
Closed Fracture Reduction/methods*
;
Fluoroscopy
;
Operative Time
10.Application of elbow skin fold extension line in extreme elbow flexion in ulnar Kirschner wire insertion of extended supracondylar humeral fractures in children.
Xu LIU ; Wei WU ; Yuzhou SHAN ; Guanghui YANG ; Ming CHEN
Chinese Journal of Reparative and Reconstructive Surgery 2025;39(1):70-74
OBJECTIVE:
To discuss the elbow skin fold extension line in Kirschner wire internal fixation of extended supracondylar humeral fractures in children.
METHODS:
The clinical data of 58 children with extended supracondylar fractures of the humerus who met the selection criteria between August 2021 and July 2024 were retrospectively analyzed. In 28 cases, needle placement of medial epicondyle of humerus was performed with the assistance of the elbow skin fold extension line (study group), and 30 cases were assisted by routine touch of the medial epicondyle of the humerus (control group). There was no significant difference in baseline data such as gender, age, side, cause of injury, Gartland type, Kirschner wire configuration, and time from injury to operation between the two groups ( P>0.05). The closed reduction rate, total operation time, time of medial humeral condyle pin placement, fluoroscopy times during medial pin placement, rate of one-time determination of medial entry point, ulnar nerve injury incidence, and fracture healing time were recorded and compared between the two groups. At the same time, the closed reduction rate of patients with the time from injury to operation ≤24 hours and >24 hours was compared. The elbow function was evaluated by Mayo elbow function score.
RESULTS:
The closed reduction rate of the study group was significantly higher than that of the control group ( P<0.05). Among all patients, the closed reduction rate of patients with the time from injury to operation ≤24 hours [73.3% (22/30)] was significantly higher than that of patients >24 hours [42.9% (12/28)] ( χ 2=5.545, P=0.019). The total operation time, medial needle placement time, and fluoroscopy times in the study group were significantly less than those in the control group, and the one-time determination rate of medial needle entry point in the study group was significantly higher than that in the control group ( P<0.05). There were 4 cases of ulnar nerve injury in the control group, and no ulnar nerve injury in the study group, but there was no significant difference in the incidence of ulnar nerve injury between the two groups ( P>0.05). All patients were followed up 6-12 months (mean, 8 months). There was no bone nonunion in both groups, and the fracture healing time of the study group was significantly shorter than that of the control group ( P<0.05). Volkmann ischemic contracture, heterotopic ossification, myositis ossificans, and premature epiphyseal closure were not observed after operation. No complications such as loosening or fracture of Kirschner wire occurred. At last follow-up, the Mayo elbow joint function score was used to evaluate function, and there was no significant difference between the two groups ( P>0.05).
CONCLUSION
In the treatment of extended supracondylar fractures of the humerus in children, the elbow skin fold extension line can help to quickly locate the medial epicondyle of the humerus, quickly insert Kirschner wire, and reduce the operation time and trauma.
Humans
;
Humeral Fractures/surgery*
;
Bone Wires
;
Male
;
Female
;
Fracture Fixation, Internal/instrumentation*
;
Retrospective Studies
;
Child
;
Elbow Joint/physiopathology*
;
Child, Preschool
;
Treatment Outcome
;
Fracture Healing
;
Ulnar Nerve/injuries*
;
Adolescent
;
Range of Motion, Articular

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