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find Author "LI Tian" 7 results
  • Application of thin-ribbed cartilage with the perichondrium in correction of secondary cleft lip nasal deformity as lateral crural onlay graft

    ObjectiveTo explore the application and effectiveness of thin-ribbed cartilage with the perichondrium in the correction of secondary cleft lip nasal deformity as the lateral crural onlay graft.MethodsA retrospective study was performed based on the data of 28 patients with secondary nasal deformity of cleft lip between October 2015 and April 2017. There were 16 males and 12 females with an average age of 24 years (range, 18-31 years). There were 11 cases with secondary nasal deformities on the left side, 13 cases on the right side, and 4 cases on both sides. Three-dimensional stereotaxy of the nasolabial muscles was used to correct the deformity. The costal cartilage as the support was used to perform nasal columella and nasal dorsum while the thin-ribbed cartilage with the perichondrium was used as wing cartilage support. The photography of nasal position was taken before operation and at 6-8 months after operation. The midpoint of the junction between the nasal columella and the upper lip was marked point O; the lateral horizontal line passing through the point O was marked as X-line, and the longitudinal line (the midline) as Y-line. The distance of the highest point of the affected nostril to the X-line, the distance of the nostril’s outermost point to the Y-line, the symmetries of both the most lateral and the highest point of the bilateral nostrils, and the distance of the highest point of the nasal tip to the X-line were measured.ResultsAll incisions healed by first intention. All patients were followed up 6 to 24 months with an average of 12 months. The size and shape of the noses were stable, and no compli cation, such as cartilage exposure, hematoma, or infection occurred during the postoperative follow-up. There were 4 cases with obvious incision scars, 3 cases with nostril and alar asymmetry, and 1 case of lateral side of the nose without well positioned. The symmetry of the highest points of bilateral nostrils was 57.643%±27.491% before operation and 90.246%±18.769% after operation. The symmetry of the most lateral points of the bilateral nostrils was 77.391%±30.628% before operation and 92.373%±21.662% after operation. And there were significant differences between pre- and post-operation (P<0.05). There were also significant differences in the distance of highest point of the affected nostril to the X-line, the distance of the nostril’s outermost point to the Y-line, and the distance of the highest point of the nasal tip to the X-line (P<0.05). No thoracic contour change occurred at the costal cartilage donor site.ConclusionThe thin-ribbed cartilage with the perichondrium has good support and long-term stability, and it can be used as one of the ideal materials for nasal alar cartilage transplantation for nasal deformity secondary to cleft lip.

    Release date:2018-05-02 02:41 Export PDF Favorites Scan
  • The surgical treatment strategy and perioperative management of patients with heart valve disease complicated with severe chronic heart failure

    ObjectiveTo summarize the individualized selection of surgical treatment strategies and the key points of perioperative management for patients with heart valve disease complicated with severe chronic heart failure.MethodsThe clinical characteristics of 5 male patients with valvular heart disease complicated with severe chronic heart failure (CHF) were analyzed retrospectively from June 2017 to October 2018 in Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, with an average age of 60.21 years.ResultsFive patients were given angiotensin receptor and neprilysin inhibitor (ARNI)-based anti-heart failure treatment after admission. The operation mode of these patients was decided to be valve replacement under cardiopulmonary bypass after individualized evaluation of patients’ improving symptoms. Three patients were treated with intra-aortic balloon pump (IABP) and continuous renal replacement therapy (CRRT) early after operation to assist patients in improving cardiac function. Five patients recovered oral anti-heart failure after awakening. All patients were discharged smoothly 2 weeks after operation.ConclusionIndividualized evaluation is needed for the choice of operation timing and mode, standardized preoperative treatment for heart failure, shortening the aortic blocking time during cardiopulmonary bypass, and early application of left ventricular adjuvant drugs or instruments are all important measures to help patients recover smoothly.

    Release date:2019-09-18 03:45 Export PDF Favorites Scan
  • Efficacy of three types of exercise therapy on non-dialysis chronic kidney diseases: a network meta-analysis

    ObjectiveTo systematically review the efficacy of aerobic training, resistance training and aerobic training combined with resistance training on non-dialysis patients with chronic kidney diseases. MethodsPubMed, The Cochrane Library, EMbase, EBSCO, Web of Science, VIP, WanFang Data and CNKI databases were electronically searched to collect randomized controlled trials (RCTs) of three types of exercise therapy on patients with chronic kidney disease from January 2012 to January 2022. Two reviewers independently screened literature, extracted data and assessed the risk of bias of included studies; then, network meta-analysis was performed by using RevMan 5.4 software and R software. ResultsA total of 22 RCTs involving 1 633 patients were included. The results of network meta-analysis showed that: compared with the control group, aerobic training, and resistance training reduced resting systolic blood pressure; aerobic training, resistance training reduced resting diastolic blood pressure; aerobic training reduced total cholesterol levels; aerobic training improved peak oxygen uptake; aerobic training combined with resistance training improved six-minute walking test. Aerobic training, resistance training, and aerobic training combined with resistance training improved glomerular filtration rate. The probability sorting results showed that aerobic training had the most significant effect on the improvement of peak oxygen uptake, C-reactive protein, total cholesterol, low-density lipoproteins, and high-density lipoproteins; resistance training had the most significant effect on the improvement of systolic blood pressure, diastolic blood pressure and glomerular filtration rate; aerobic exercise combined with resistance training had the most significant effect on the improvement of body mass index, triglycerides, and six-minute walking test. ConclusionCurrent evidence shows that aerobic training has an advantage in reducing total cholesterol levels and increasing peak oxygen uptake, resistance training has an advantage in improving blood pressure and glomerular filtration rate and aerobic training combined with resistance training has an advantage in improving walking ability of patients with non-dialysis chronic kidney disease.

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  • Short-term and long-term outcomes of uniportal versus three portal thoracoscopic radical resection of non-small cell lung cancer: A retrospective cohort study

    Objective To compare the short-term efficacy and long-term survival of patients with non-small cell lung cancer (NSCLC) treated by uniportal or three portal thoracoscopic radical resection. Methods A total of 388 patients who underwent uniportal or three portal thoracoscopic radical resection of lung cancer in the Department of Thoracic Surgery of Anhui Chest Hospital from 2015 to 2016 were analyzed retrospectively. The patients were divided into two groups including an uniportal group and a three portal group according to the procedure. The clinicopathological features, perioperative data and long-term survival of the two groups were compared. Results Finally, we included 205 patients with 105 males and 100 females at an average age of 58.73±10.93 years. There were 102 patients in the uniportal group and 103 patients in the three portal group. There was no statistical difference in clinicopathological features between the two groups (P>0.05). But compared with the three portal group, the uniportal group had less postoperative drainage, shorter postoperative catheterization time and postoperative hospital stay (P<0.05). There was no statistical difference in the number of lymph node dissection stations between the two groups (P=0.058). The pain score at 24 hours after operation in the uniportal group was significantly lower than that in the three portal group (P<0.001). There was no statistical difference in the total incidence of complications and the incidence of pulmonary complications between the two groups (P=0.161 and P=0.275). The median survival period and the 1st, 3rd, and 5th year survival rate in the uniportal group was 63.0 months and 95.0%, 75.2%, 51.5%, respectively. The median survival period and the 1st, 3rd, and 5th year survival rate in the three portal group was 61.0 months and 89.3%, 70.9%, 50.5%, respectively. There was no satistical difference in the survival results between the two groups (P=0.440). Conclusion Uniportal thoracoscopic radical resection of lung cancer is more minimally invasive and safe and effective in the treatment of NSCLC. It can make patients recover faster after operation.

    Release date:2023-03-24 03:15 Export PDF Favorites Scan
  • Prognostic value of mechanical power and transpulmonary pressure guided recruitment maneuver in patients with acute respiratory distress syndrome

    Objective To investigate the titration of best positive end-expiratory pressure (Best PEEP) based on mechanical power (MP) and transpulmonary pressure monitoring during lung reexpansion in patients with acute respiratory distress syndrome (ARDS), and to analyze the value of both in evaluating the prognosis of ARDS patients.Methods ARDS patients treated in the intensive care Unit of the First Affiliated Hospital of Jinzhou Medical University from September 2021 to March 2023 were selected and divided into survival group and death group according to the 28-day mortality rate. After full sedation, esophageal pressure tube was inserted through the nasal passage, and lung recruitment maneuvers (RM) was performed by incremental PEEP method. The Best PEEP method was titrated based on MP and transpulmonary pressure. Pearson correlation analysis was used to analyze the correlation between MP at RM 30 min and 2 h and transpulmonary pressure. The changes of clinical indicators at 30 minutes and 2 hours after RM were compared between the two groups with different outcomes. Receiver operating characteristic (ROC) curve was used to analyze the predictive value of 2 h MP and transpulmonary pressure for 28-day mortality in ARDS patients. Results MP and transpulmonary pressure in the survival group decreased significantly at 30 min and 2 h, while MP and transpulmonary pressure in the death group showed a significant upward trend (P < 0.05). The Best PEEP and RR at 30 min and 2 h of the RM in the survival group were lower than those in the death group (P < 0.05). Pearson correlation analysis showed that MP at RM 30 min and 2 h was significantly correlated with transpulmonary pressure (r = 0.710 and 0.804, P < 0.05). The area under the ROC curve of MP and transpulmonary pressure were 0.812 and 0.795, respectively. 95% confidencial interval: 0.704 - 0.920 and 0.687 - 0.903 (P < 0.05); The sensitivity was 86.95% and 82.50%, respectively. The specificity were 76.67% and 59.40%; The positive predictive values were 0.851 and 0.688; The negative predictive values were 0.793 and 0.759; The optimal cut-off values were 15.5 and 17.5, respectively. RM 2 h MP and transpulmonary pressure have good predictive value for 28-day mortality in ARDS patients. Conclusion Monitoring MP and transpulmonary pressure during lung recruitment maneuver can effectively guide the titration of Best PEEP in ARDS patients, and both have good evaluation value for the prognosis of ARDS patients.

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  • Predictive value analysis of mechanical power in the weaning outcome of ARDS patients with adaptive mechanical ventilation plus intelligent trigger mode

    Objective To investigate the predictive value of mechanical power (MP) in the weaning outcome of adaptive mechanical ventilation plus intelligent trigger (AMV+IntelliCycle, simply called AMV) mode for acute respiratory distress syndrome (ARDS) patients. Methods From November 2019 to March 2021, patients with mild to moderate ARDS who were treated with invasive mechanical ventilation in the intensive care unit of the First Affiliated Hospital of Jinzhou Medical University were divided into successful weaning group and failed weaning group according to the outcome of weaning. All patients were treated with AMV mode during the trial. The MP, oral closure pressure (P0.1), respiratory rate (RR) and tidal volume (VT) of the two groups were compared 30 min and 2 h after spontaneous breathing trial (SBT). The correlation between 30 min and 2 h MP and shallow rapid respiratory index (RSBI) was analyzed by Pearson correlation. Receiver operating characteristic (ROC) curve was used to analyze the predictive value of 30 min MP in ARDS patients with AMV mode weaning failure. Results Sixty-eight patients were included in the study, 49 of them were successfully removed and 19 of them failed. There was no statistical significance in age, gender, body mass index, oxygenation index, acute physiology and chronic health evaluation Ⅱ score, reasons for mechanical ventilation (respiratory failure, sepsis, intracranial lesions, and others) between the two groups (all P>0.05). The MP, P0.1 and RR at SBT 30 min and 2 h of the successful weaning group was lower than those of the failed weaning group (all P<0.05), but the VT of the successful weaning group was higher than the failed weaning group (all P<0.05). There was a significant relation between the MP at SBT 30 min and 2 h and RSBI (r value was 0.640 and 0.702 respectively, both P<0.05). The area under ROC curve of MP was 0.674, 95% confidence interval was 0.531 - 0.817, P value was 0.027, sensitivity was 71.73%, specificity was 91.49%, positive predictive value was 0.789, negative predictive value was 0.878, optimal cutoff value was 16.500. The results showed that 30 min MP had a good predictive value for the failure of weaning in AMV mode in ARDS patients. Conclusion MP can be used as an accurate index to predict the outcome of weaning in ARDS patients with AMV mode.

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  • Analysis of factors influencing chronic cough following pulmonary surgery

    Objective To analyze the risk factors for chronic cough following pulmonary surgery in patients with non-small cell lung cancer (NSCLC).Methods A retrospective analysis was conducted on 427 NSCLC patients who underwent pulmonary surgery in the Department of Thoracic Surgery, The First Affiliated Hospital of the University of Science and Technology of China, between January 2021 and June 2023. Patients were categorized into a chronic cough (103 patients) and a non-chronic cough groups (324 patients) based on the presence of cough at 8 weeks post-surgery. A comparative analysis was performed between the two groups, considering gender, age, smoking history, comorbidities, preoperative pulmonary function indicators, pleural adhesion, anesthesia duration, surgical site, operative techniques, lymph node dissection methods, tumor maximum diameter, and postoperative chest tube duration. Factors showing statistical significance in univariate analysis underwent multivariate logistic regression analysis. Results Among the 427 patients undergoing pulmonary surgery, there were 165 males and 262 females, with an average age of 59.93±12.11 years. The incidence of chronic cough was 24.12%. Univariate analysis revealed significant differences in smoking history, preoperative pulmonary function indicators, pleural adhesion, anesthesia duration ≥135.5 minutes, surgical site, operative techniques, lymph node dissection methods, tumor maximum diameter, and postoperative chest tube duration (P<0.05). Multivariate logistic regression analysis indicated that the surgical site (right upper lung), operative techniques (lobectomy), lymph node dissection, and anesthesia time ≥135.5 min were independent risk factors for chronic cough following pulmonary surgery. ConclusionPatients undergoing right upper lung surgery, lobectomy, lymph node dissection, and experiencing anesthesia duration ≥135.5 minutes are at a higher risk of developing chronic cough post-pulmonary surgery.

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