[Case-control study on cortical bone trajectory screw and pedicle screw internal fixation for the treatment of senile patients with lumbar tuberculosis].

Objective: To compare clinical effect of cortical bone trajectory (CBT) screw and pedicle screw (PS) internal fixation in treating senile patients with lumbar tuberculosis.

Methods: From January 2014 to January 2017, 42 senile patients with lumbar tuberculosis were divided into CBT group and PS group, 21 patients in each group. In CBT group, there were 12 males and 9 females, aged from 64 to 81 years old with an average of (72.

[Feasibility study of preoperative percutaneous catheter drainage in the treatment of lumbar tuberculosis with psoas abscess].

Objective: To investigate the effect of preoperative percutaneous drainage in lumbar tuberculosis with psoas abscess, through compare the clinical efficacy of two different methods.

Methods: Thirty-six patients with lumbar tuberculosis complicated with psoas abscess in corresponding with the inclusion criteria were admitted in Zhejiang Province Traditional Chinese Medicine Hospital from January 2015 to January 2017. The patients were divided into group A and group B according to the different therapeutic methods.

[Anterior small-incision focus debridement with posterior internal fixation for the treatment of lumbar spinal tuberculosis].

Objective: To explore clinical outcomes and advantages of anterior small-incision focus debridement with posterior internal fixation through muscle spa ring in treating patients with lumbar spinal tuberculosis.

Methods: From February 2010 to February 2014, totally 82 patients with lumbar spinal tuberculosis were treated by posterior individual fixation with small-incision focus debridement,including 50 males and 32 females with an average of 50.5 years old.

[Comparison of proximal femoral locking plate and Gamma nail in the treatment of the femoral intertrochanteric fractures in the elder].

Objective: To evaluate and compare the clinical effects of proximal femoral locking plate with Gamma nail in the treatment of the femoral intertrochanteric fractures in the elder.

Methods: From June 2008 to June 2010, 83 patients with femoral intertrochanteric fracture were randomly divided into two groups(group A and group B). In group A,there were 42 cases including 23 males and 19 females, the range of their age was from 64 to 92 years old;according to Jensen classification, there were 19 cases of type II fracture,17 of type III fracture, 4 of type IV fracture, 2 of type V fracture.

[Influence of pedicle screws with different insertion depth on neighboring uninfused segments in a goat lumbar spinal fusion model].

Objective: To observe the influences of pedicle screws in various insertion depth on the adjacent segment disc degeneration following lumbar spinal fusion. To explore the relationship between the internal fixation rigidity and incidence of adjacent segment disease.

Methods: Sixteen hybrid male Bohr goats of 10 months old, weighting between 25 and 30 kg, were randomly devided into a control group (N group), and 3 experimental groups, each group had 4 goats.