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        west china medical publishers
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        find Keyword "endoscopy" 85 results
        • Endoscopic Endonasal Transsphenoidal Surgery for Pituitary

          摘要:目的:探討神經內鏡經單鼻腔蝶竇入路在切除垂體腺瘤中的臨床應用。 方法:對58例垂體腺瘤患者進行手術切除。應用神經內鏡直接自單鼻腔進入,暴露雙側蝶竇開口,打開蝶竇前壁進入蝶竇腔切除腫瘤。 結果: 腫瘤全部切除42例,約占 72%;次全切除16例,約占28%,無嚴重并發癥。結論:神經內鏡經單鼻腔蝶竇入路切除垂體腺瘤是一種更微創、暴露更好、并發癥少的手術方式。Abstract: Objective: To investigate the clinic application of endoscopic end nasal transsphenoidal surgery for pituitary tumors. Methods: 58 patients were treated. A endoscope was used to open the anterior wall of the sphenoid sinus and resected tumors. Results: 42 cases (72%) underwent total resection, 16 cases (28%) underwent subtotal resection. No severe complications was found. Conclusion: Endoscopic end nasal transsphenoidal surgery for pituitary tumors can reduce the tissue trauma, improved visualization, more complete tumor removal, and reduce complications.

          Release date:2016-09-08 10:12 Export PDF Favorites Scan
        • Application of Duct Endoscopy in Diagnosis of Nipple Discharge

          【Abstract】Objective To evaluate the application of duct endoscopy in the diagnosis of breast diseases characterized by nipple discharge. Methods One hundred and sixtynine consecutive cases from October 2003 to September 2004 who had duct endoscopy for nipple discharge were reviewed and followed up. Results Of 169 cases, 79 ductitis, 62 intraductal papilloma, 9 intraductal carcinoma in situ, 19 without breast diseases were diagnosed under duct endoscopy. During following up, the diagnostic accuracy of intraductal papilloma and intraductal carcinoma in situ with duct endoscopy was 89.8%(44/49) and 55.6%(5/9),respectively. There was only one patient who had breast pain and mild skin redness which was cured with oral antibiotics for 3 days. Conclusion Duct endoscopy is an only technique to explore the etiology for duct discharge under vision. It is direct, safe and effective, with a high accuracy.

          Release date:2016-08-28 04:28 Export PDF Favorites Scan
        • Dissecting and clinical application of the external branch of the superior laryngeal nerve with endoscopic thyroidectomy via gasless unilateral subclavian approach

          ObjectiveTo investigate the feasibility of dissecting the external branch of the superior laryngeal nerve using endoscopic thyroidectomy via gasless unilateral subclavian approach combined with intraoperative nerve monitoring. MethodsThe clinical data of 30 patients who underwent the gasless nilateral subclavian approach endoscopic thyroidectomy in the Department of Head and Neck Surgery, Sir Run Run Shaw Hospital, Affiliated with the Zhejiang University School of Medicine from October 2023 to February 2024 were retrospectively analyzed. ResultsAll operations were successfully completed under endoscopy approach without transfer to open surgery. A total of 29 cases of the external branch of superior laryngeal nerves were revealed in 30 cases, the revealed rate was 96.7%. The time for dissecting the external branch of the superior laryngeal nerve was 2–6 min [(3.6±2.3) min]. There was no obvious sound change related to the injury of the external branch of superior laryngeal nerve in postoperative patients. ConclusionFor the modified endoscopic thyroidectomy via gasless unilateral subclavian approach combined with intraoperative nerve monitoring, excellent anatomical protection of the external branch of the superior laryngeal nerve can be obtained.

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        • Endoscopic Vein Harvesting in Diabetic Patients Undergoing Coronary Artery Bypass Grafting: A Prospective Controlled Trial

          Abstract: Objective To evaluate clinical outcomes of endoscopic vein harvesting (EVH)for coronary artery bypass grafting(CABG) in diabetic patients. Methods In this prospective non-randomized control study, patients with type 2 diabetes who underwent CABG from December 2010 to Febuary 2012 in West China Hospital were enrolled. Based on different vein graft harvesting technique, these patients were divided into two groups: an EVH group and a conventional vein harvesting(CVH)group. Perioperative complications were compared between the two groups. Interventional or CT coronary angiogram was used to evaluate bypass graft patency during follow-up. Results A total of 51 patients with type 2 diabetes were enrolled in this study with 24 patients in the EVH group and 27 patients in the CVH group. There was no statistical difference in age, weight, and comorbidities between the two groups. There was no statistical difference in cardiopulmonary bypass time and aortic cross-clamping time between the two groups (67.2±9.8 min versus 68.3±14.5 min, P>0.05; 62.4±11.3 min versus 65.2±10.3 min, P> 0.05). The vein graft harvesting time (35.6±6.4 min versus 45.2±11.4 min, P< 0.05)and rate of delayed leg wound healing(0.0% with 0/24 versus 18.5% with 5/27, P<0.05) of the EVH group were significantly shorter or lower than those of CVH group.There was no statistical difference in major postoperative complications with respect to venous graft failure rate and chest pain during short term follow-up(9.1 months in the CVH group and 9.4 months in the EVH group) between the two groups. Conclusion EVH is a safe, effective, minimally invasive and quick vein graft harvesting technique for CABG in diabetic patients.

          Release date:2016-08-30 05:50 Export PDF Favorites Scan
        • Brief history, global trends, and Chinese mission of unilateral biportal endoscopy technique

          The current unilateral biportal endoscopy (UBE) technique was originated from Argentina and developed in South Korea, which was rapidly growing and popularizing in China. The adoption of spinal endoscopy, using small cameras placed inside body with continuous water irrigation, providing better surgical field with less tissue dissection and quicker recovery for patients. As with other disciplines, the use of spinal endoscopy in spinal surgery will become increasingly widespread. UBE technique will promote the popularization of spinal endoscopy in China with monoportal endoscopy technique. At the same time, biportal endoscopy has better expansibility, the application of accessory incision may provide solution for more complicated spinal disease. Chinese spine surgeon should better understand the trends in spinal endoscopy, seize the opportunity of the rapidly evolving in spinal healthcare, and to promote the popularization of UBE across the globe.

          Release date:2022-11-02 10:05 Export PDF Favorites Scan
        • Research progress of different minimally invasive spinal decompression in lumbar spinal stenosis

          Objective To review the application and progress of different minimally invasive spinal decompression in the treatment of lumbar spinal stenosis (LSS). Methods The domestic and foreign literature on the application of different minimally invasive spinal decompression in the treatment of LSS was extensively reviewed, and the advantages, disadvantages, and complications of different surgical methods were summarized. ResultsAt present, minimally invasive spinal decompression mainly includes microscopic bilateral decompression, microendoscopic decompression, percutaneous endoscopic lumbar decompression, unilateral biportal endoscopy, and so on. Compared with traditional open surgery, different minimally invasive spinal decompression techniques can reduce the operation time, intraoperative blood loss, and postoperative pain of patients, thereby reducing hospital stay and saving treatment costs. Conclusion The indications of different minimally invasive spinal decompression are different, but there are certain advantages and disadvantages. When patients have clear surgical indications, individualized treatment plans should be formulated according to the symptoms and signs of patients, combined with imaging manifestations.

          Release date:2023-07-12 09:34 Export PDF Favorites Scan
        • Preliminary Observation of Chronic Inflammation of Submandibular Gland under Sialoendoscopy

          【摘要】 目的 觀察運用涎腺鏡對慢性下頜下腺炎診斷和治療的臨床效果。 方法 應用涎腺鏡觀察32例慢性下頜下腺炎患者導管,根據不同病因給予相應治療。分別于手術前當天,手術后2、7 d,4周,6、12個月觀察治療效果。 結果 32例慢性下頜下腺炎患者中,28例存在導管結石。手術后2 d大部分患者脹痛癥狀明顯緩解,之后1個月內呈逐漸緩慢緩解趨勢,手術后6~12個月脹痛感略有回升表現。結論 運用涎腺鏡治療慢性下頜下腺炎是微創、有效的。【Abstract】 Objective To observe the clinical effect of chronic inflammation of submandibular gland treated by sialoendoscopy. Methods The conduit of 32 patients with chronic inflammtion of submandibular gland under sialoendoscopy, and to observe the curative effect after two, seven days, four weeks, six and 12 months. Results Of the all of 32 patients, 28 had stones in duck. Two days after surgery, the most patients has bursting pain palliation, and then relieved gradually; from six to 12 months after surgery, bursting pain rebounded slightly. Conclusions Use of sialoendoscopy on chronic inflammtion of submandibular gland is minimally invasive and effective treatment.

          Release date:2016-09-08 09:45 Export PDF Favorites Scan
        • Analysis of current situation and influencing factors of biofilm formation of digestive endoscopy in a general hospital

          ObjectiveTo study the current situation and influencing factors of biofilm formation of digestive endoscopy in Zhongshan Hospital, Fudan University.MethodsFrom September 1st to 13th, 2020, ATP fluorescence assay and membrane filtration method were carried out on 130 endoscopes from the Endoscopy Center of Zhongshan Hospital, Fudan University. The type, number, source, duration of use and disinfection times in the past week were collected. Positive culture samples were identified by matrix-assisted laser desorption / ionization time of flight mass spectrometry. Logistic regression analysis was used to explore the factors affecting the formation of biofilms.ResultsThe total qualified rate of ATP assay and bacterial culture was 94.62% and 92.31% respectively. The 10 positive culuture samples were mainly composed of Pseudomonas aeruginosa, Moraxella osloensis, Stenotrophomonas maltophilia, Pseudomonas putida and Micrococcus luteus. Multivariate logistic regression analysis showed that the frequency of disinfection in the past week was associated with positive biofilm culture (P=0.001). The odds ratio of disinfection frequency more than 30 times in past week compared with disinfection frequency less than 15 times was 0.040, and 95% confidence interval was (0.005, 0.295).ConclusionsThe biofilm of digestive endoscopy in the Endoscopy Center of Zhongshan Hospital, Fudan University is mainly formed by aquatic bacteria. The formation biofilm can decrease by increasing disinfection frequency, and attention should be paid to the monitoring of endoscopic biofilm in the future.

          Release date:2021-04-15 05:32 Export PDF Favorites Scan
        • Digital three-dimensional assisted unilateral biportal endoscopy in treatment of highly isolated lumbar disc herniation with translaminar approach

          Objective To investigate the effectiveness of digital three-dimensional (3D) assisted unilateral biportal endoscopy (UBE) in the treatment of highly isolated lumbar disc herniation (LDH) with translaminar approach. Methods The clinical data of 59 patients who met the selection criteria and underwent UBE treatment due to highly isolated LDH between January 2022 and December 2023 were retrospectively analyzed. Among them, 25 cases were treated with digital 3D assisted translaminar approach (observation group) and 34 cases were treated with interlaminar approach (control group). There was no significant difference in gender, age, disease duration, surgical segment, and preoperative visual analogue scale (VAS) score and Oswestry disability index (ODI) between the two groups (P>0.05). The operation time, intraoperative blood loss, and lateral articular surface preservation rate were recorded and compared between the two groups. VAS score and ODI were used to evaluate the improvements of pain and function before operation and at 3 and 6 months after operation. The modified MacNab criteria was used to evaluate the effectiveness at last follow-up. Results One patient in the control group had dural tear, and the other patients had no nerve injury, infection, dural tear, or other related complications. There was no significant difference in operation time and intraoperative blood loss between the two groups (P>0.05). Patients in both groups were followed up 6-13 months, with an average of 8.3 months. The lateral articular surface preservation rate in the observation group was significantly higher than that in the control group (P<0.05). Three patients in the observation group and 2 patients in the control group had calf muscle venous thrombosis, which was cured after anticoagulant treatment with rivaroxaban and delayed exercise time. There was no recurrence or second operation during the follow-up period. The VAS score and ODI of the two groups at 3 and 6 months after operation significantly improved when compared with those before operation (P<0.05). There was no significant difference between the two groups at each time point after operation (P>0.05). At last follow-up, the effectiveness was evaluated according to the modified MacNab criteria, and there was no significant difference in the evaluation grade and excellent and good rate between the two groups (P>0.05). Conclution UBE via translaminar approach is safe and effective for the treatment of highly isolated LDH, which is beneficial to protect the facet joint, maintain spinal stability, and reduce soft tissue injury. With the assistance of digital 3D technique, preoperative planning can be performed accurately.

          Release date:2025-03-14 09:43 Export PDF Favorites Scan
        • Analysis of effectiveness of one-hole split endoscopy technique in treatment of lumbar spinal stenosis

          Objective To investigate the effectiveness of one-hole split endoscope (OSE) technique in the treatment of single segment lumbar spinal stenosis (LSS). Methods The clinical data of 32 single segment LSS patients treated with OSE technique for simple spinal canal decompression between January 2022 and December 2022, who met the selection criteria, were retrospectively analysed. There were 18 males and 14 females, the age ranged from 45 to 82 years, with an average of 65.1 years. The disease duration was 9-72 months, with an average of 34.9 months. The surgical segments included L3, 4 in 3 cases, L4, 5 in 19 cases, and L5, S1 in 10 cases. The incision length, operation time, intraoperative blood loss, intraoperative radiation exposure frequency, postoperative mobilization time, and the area of the patient’s lesion segment dural sac before operation and at 1 month after operation were recorded. Low back pain and leg pain were assessed by visual analogue scale (VAS) score before operation and at 3 days, 3 months, and 12 months after operation; functional recovery was assessed by Oswestry disability index (ODI) before operation and at 3 months and 12 months after operation; the effectiveness was assessed by modified MacNab criteria at last follow-up. Results All 32 patients successfully completed the operation, with an average incision length of 2.05 cm, an average operation time of 88.59 minutes, an average intraoperative blood loss of 46.72 mL, an average intraoperative radiation exposure frequency of 3.84 times, and an average postoperative mobilization time of 11.66 hours. All patients were followed up 12-16 months, with an average of 13.5 months. One patient experienced lower limb numbness, pain, and decreased muscle strength after operation, while the remaining patients did not experience complications such as dural tear or important nerve damage. The VAS scores of low back pain and leg pain and ODI in patients at various time points after operation were significantly better than preoperative ones, and each indicator further improved with time. The differences between time points were significant (P<0.05). At 1 month after operation, the area of the patient’s lesion segment dural sac was (123.13±19.66) mm2, which significantly increased compared to preoperative (51.25±9.50) mm2 (t=?18.616, P<0.001). At last follow-up, the improved MacNab criteria were used to evaluate the effectiveness, with 18 cases achieving excellent results, 11 cases being good, and 3 cases being fair, with an excellent and good rate of 90.6%. ConclusionThe effectiveness of using OSE technique for simple spinal canal decompression treatment of single segment LSS is satisfactory, with the advantages of minimal surgical trauma and fast recovery.

          Release date:2024-03-13 08:50 Export PDF Favorites Scan
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