[Reconstructing mean temperature of April-July in 1809-2018 based on tree-ring of in the Tianmu Mountain, East China].

We established 340-year chronologies of total ring width, early wood width, and late wood width with tree-ring samples of at high altitude collected from the western Tianmu Mountain in northern Zhejiang Province. According to the criterion that subsample signal strength (SSS) should be larger than 0.8, the reliable period was from 1810 to 2019.

[Application of multimodal neuroelectrophysiological monitoring technology in surgical treatment of thoracic tuberculosis].

Objective: To explore the value of multimodal neuroelectrophysiological monitoring technology in the evaluation of spinal cord and nerve root function for the treatment of thoracic tuberculosis with debridement and bone grafting and posterior internal fixation by transcostal transverse process approach.

Methods: The clinical data of 25 patients with thoracic tuberculosis underwent debridement and bone grafting and posterior vertebral arch internal fixation by transcostal transverse process approach from December 2018 to September 2019 was retrospectively analyzed. Among these 25 patients, including 14 males and 11 females;aged from 20 to 83 years old, with a mean of (63.

[A preliminary study on the surgical timing of spinal tuberculosis].

Objective: To observe the changes of erythrocyte sedimentation rate (ESR), C-reactive protein (CRP) and nerve function in patients with spinal tuberculosis before and after surgery, explore the timing of surgical intervention, and evaluate its influence on surgical safety.

Methods: A retrospective analysis was conducted on 387 patients with spinal tuberculosis who received surgical treatment from March 2012 to March 2017, including 278 males and 109 females, aged 12 to 86 years old with an average of (49.9±19.

Multi-modal Neuroelectrophysiological Monitoring in the Treatment of Thoracic Tuberculosis with Debridement and Bone Grafting and Posterior Pedicle Screw Fixation via Costal Transverse Process Approach.

Objective: To explore the value of multi-mode neuroelectrophysiological monitoring (MIOM) in evaluating spinal cord and nerve root function in the treatment of thoracic tuberculosis via costal transverse process approach.

Methods: From December 2017 to September 2019, a retrospective study of thoracic tuberculosis patients in our hospital was conducted. This study included 25 patients (14 men and 11 women).

[Comparative analysis of binding multi-fold rib graft, iliac bone graft and titanium mesh graft during surgery of tuberculosis of thoracic vertebra].

Objective: To compare the clinical effects of three different methods of binding multi-fold rib graft, iliac bone graft and titanium mesh graft in tuberculosis of thoracic vertebra by approach of transverse rib process.

Methods: A hundred and seven patients with tuberculosis of thoracic vertebra received surgical treatment from January 2010 to December 2016 were retrospectively analyzed. The patients were divided into three groups according different methods of bone graft.

[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.

[One-stage posterior debridement combined with lumbar-ilium fixation and bone graft fusion for the treatment of lumbosacral tuberculosis].

Objective: To investigate the clinical effect of One-stage posterior debridement combined with lumbar-ilium fixation and bone graft fusion for the treatment of lumbosacral tuberculosis.

Methods: The clinical data of 31 patients with lumbosacral tuberculosis treated by one-stage posterior debridement combined with lumbar-ilium fixation and bone graft fusion from January 2013 to February 2018 were retrospectively analyzed. There were 18 males and 13 females, aged from 18 to 77 years old with an average of (45.

[Application of cortical bone trajectory screw in elderly patients with lumbar tuberculosis].

Objective: To explore the clinical effect of cortical bone trajectory screw technology combined with anterior mini-open debridement and prop graft for lumbar tuberculosis in elderly.

Methods: The clinical data of 22 patients with lumbar tuberculosis treated by cortical bone trajectory screw technology combined with anterior mini-open debridement and prop graft from February 2015 to December 2016 were retrospectively analyzed. There were 13 males and 9 females with an average age of (73.

[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.

[Eearly clinical effects of percutaneous endoscopic focal cleaning and drainage in the treatment of single-level suppurative spondylitis].

Objective: To evaluate the clinical value of percutaneous endoscopic focal cleaning and drainage in the treatment of single-level suppurative spondylitis.

Methods: The clinical data of 18 patients with single-level suppurative spondylitis treated by percutaneous endoscopic focal cleaning and drainage from June 2014 to December 2015 were retrospectively analyzed. There were 11 males and 7 females, aged from 46 to 75 years old with an average of (58.

[Clinical application of modified inverted L-shape incision by extraperitoneal approach to lumbosacral tuberculosis].

Objective: To explore the clinical effects of one-stage posterior transpedicular screw system internal fixation combined with anterior debridement and bone grafting with modified inverted L-shape incision by extraperitoneal approach in treating multiple lumbosacral tuberculosis.

Methods: The clinical data of 15 patients with multiple lumbosacral tuberculosis underwent operation from February 2008 to December 2014 were retrospectively analyzed. There were 9 males and 6 females with an average of (47.

[Application value of Xpert MTB/RIF in diagnosis of spinal tuberculosis and detection of rifampin resistance].

Objective: To investigate the application value of Xpert MTB/RIF in diagnosis of spinal tuberculosis and detection of rifampin resistance.

Methods: The 109 pus specimens were obtained from patients who were primaryly diagnosed as spinal tuberculosis. All of the pus specimens were detected by acid-fast stain, liquid fast culturing by BACTEC MGIT 960 and Xpert MTB/RIF assay to definite the differences in sensitivity and specificity of mycobacterium tuberculosis among detecting 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.

[Mid-term outcome of surgical operation for thoracolumbar tuberculosis].

Objective: To investigate the mid-term outcome of operation for thoracolumbar tuberculosis. METHODS : Twenty-eight patiens with thoracolumbar tuberculosis underwent one stage anterior debridement,interbody fusion with bone graft and posterior pedicle screw internal fixation treatment from July 2006 to July 2011. There were 17 males and 11 females.

Total knee arthroplasty performed with either a mini-subvastus or a standard approach: a prospective randomized controlled study with a minimum follow-up of 2 years.

Background: There is currently a trend toward minimally invasive total knee arthroplasty (TKA) to decrease the morbidity related to the standard approach. The aim of our study was to clarify whether the mini-subvastus surgical had an advantage over the standard in term of pain level, blood loss, and postoperative recovery, whether the mini-subvastus surgical was prone to radiographic malalignment, prolonged operative time, and increased complications.

Methods: In a prospective randomized study, we compared the clinical and radiological results of primary TKA using a mini-subvastus approach or a standard approach in 68 patients.

[Case-control study on two different methods in the treatment of Bennett fractures].

Objective: To compare the clinical outcomes between two different methods in the treatment of Bennett fractures.

Methods: From May 2005 to June 2009, 31 patients with Bennett fractures were treated with gypsum and percutaneous fragment pin fixation. In gypsum fixation group,there were 17 cases including 12 males and 5 females with an average age of (43.

[Experiment on articular cartilage defect repaired with autologous cancellous bone or cancellous bone enriching bone marrow stem cell].

Objective: To compare and evaluate the effect of autologous cancellous bone and cancellous bone enriching bone marrow stem cell for the repairing the defects of articular cartilage, and purpose the experimental basis for clinical application.

Methods: By using the completely random design, 16 adult rabbits were divided into two groups randomly. Autologous cancellous bone and cancellous bone enriching bone marrow stem cells were applied for repairing size-matched, full-thickness articular cartilage defects on the femoral condyle of the knees.

Impacted autograft and cementless components in acetabular revision: a retrospective series.

Objective: A retrospective review of the short- to medium-term results of acetabular revision using impacted autograft combined with cementless acetabular components is reported.

Methods: Twenty-five cases with aseptic acetabular loosening and associated bone defects were revised using impacted autograft and a cementless acetabular component.

Results: Twenty-five patients were followed for a minimum of 4 years.

Isometric reconstruction of the posterolateral corner of the knee.

To date, there is no consensus on the best technique to repair injured posterolateral structures of the knee. We evaluated the effects of a fibular head based isometric reconstruction of the posterolateral knee corner with a double bundle semitendinosus tendon. From February 2001 to February 2005, 18 isometric reconstructions of a chronic posterolateral corner (PLC) injury of the knee were performed using the semitendinosus tendon.

[Isometric reconstruction of knee lateral collateral ligament with the long head of biceps femoris tendon].

Objective: To explore the isometric attachment site of knee lateral collateral ligament (LCL) in the femoral lateral condyle; to introduce the isometric reconstruction of knee lateral collateral ligament with the long head of biceps femoris tendon.

Methods: Among 16 patients with knee injury treated with isometric reconstruction of the lateral collateral ligament, 10 patients were male and 6 patients were female, with an average age of 38.4 years (ranged from 20 to 58 years).

[A biomechanical evaluation of the sacroiliac anatomy type bar-plate internal fixation system].

Objective: To evaluate the biomechanical personality of the sacroiliac anatomy type Bar-plate system (SABP), which was of fixation usage to the fracture or dislocation of the sacroliliac joint.

Methods: Twenty fresh and freeze cadaver pelvises were prepared with pelvic fracture model,compared with different internal fixation systems such as Galveston technique, transiliac rod fixation, reconstruction plate and sacroiliac joint screws using experimental stress analysis methods,and then the stability of the pelvic was obtained and evaluated.

Results: Using new SABP system to treat pelvic sacroiliac joint fracture and dislocation was higher 10%, 11%, 16%, 21% in the strength; more 12%, 14%, 21%, 31% in rigidity; less 13%, 14%, 22%, 25% in straining;less 10%, 12%, 16%, 20% in shifting than the Galveston technique, transiliac rod fixation, reconstruction plate and sacroiliac joint screws, with remarkable statistic difference (P < 0.