Objective: To describe the Chinese experience of natural orifice transluminal endoscopic surgery (NOTES) in urology.
Methods: From December 2008 to May 2017, 35 animal experiments and 305 clinical surgeries of NOTES or natural orifices specimen extractions (NOSE) were performed in China. The animal experiments included five kidney biopsies, 24 nephrectomies and six partial nephrectomies. The clinical surgeries included 12 transvaginal NOSE (TV-NOSE), 266 hybrid transvaginal NOTES (TV-NOTES) and 27 pure TV-NOTES. The TV-NOSE procedure was performed in five transumbilical laparoendoscopic single-site (U-LESS) nephrectomies, four suprapubic-assisted laparoendoscopic single-site surgery (SA-LESS) nephroureterectomies, and three laparoscopic radical cystectomies. The hybrid TV-NOTES procedure included 210 nephrectomies, 31 adrenalectomies, eight nephroureterectomies, 13 partial nephrectomies, and four heminephrectomies. The pure TV-NOTES procedure included five renal cyst decortications and 22 nephrectomies.
Results: A total of 29 animal experiments were successfully performed. One partial nephrectomy was converted to standard laparoscopic surgery. Two kidney biopsies and two nephrectomies were unsuccessful. A total of 297 clinical surgeries were successfully performed. Six patients who underwent hybrid TV-NOTES were converted to open surgery. Two patients who underwent pure TV-NOTES were converted to SA-LESS. There were 22 major complications, 16 occurred intraoperatively and six postoperatively. The mean visual analog score (VAS) of 48 h after the operation was 2.5 points in TV-NOSE, 2.3 points in hybrid TV-NOTES and 1.7 points in pure TV-NOTES. The mean follow-up of 50.6 (3.0-87.0) months showed that all patients were in good condition. The umbilicus scars were nearly invisible in TV-NOSE and hybrid TV-NOTES. The vaginal incision healed well.
Conclusions: TV-NOSE and TV-NOTES are feasible, safe, and effective with little injury, low pain, fast recovery, and good cosmetic outcomes in properly selected patients. They are worth consideration for urological clinical practice.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6962750 | PMC |
http://dx.doi.org/10.1016/j.ajur.2019.07.001 | DOI Listing |
Asian J Urol
January 2020
Department of Urology, Changhai Hospital, Second Military Medical University, Shanghai, China.
Surg Endosc
August 2013
Section of Surgical Gastroenterology, Department of Surgery, Yale University School of Medicine, 40 Temple Street, Suite 7B, New Haven, CT 06510, USA.
Background: The introduction of transvaginal (TV) natural orifice transluminal endoscopic surgery (NOTES) brings the loss of traditionally used cutaneous landmarks for safe peritoneal access. This video describes the use of landmarks within the posterior vaginal fornix to define a "triangle of safety" wherein the peritoneal cavity can be accessed while minimizing the risk of injury to surrounding structures.
Methods: The triangle of safety is best identified in the following way.
Ann Surg
April 2014
From the Department of Surgery, Yale School of Medicine, New Haven, CT.
Objective: To review the complications encountered in our facility and in previously published studies of transvaginal (TV) natural orifice transluminal endoscopic surgery (NOTES) to date.
Background: TV NOTES is currently observed with critical eyes from the surgical community, despite encouraging data to suggest improved short-term recovery and pain.
Methods: All TV NOTES procedures performed in female patients between 18 and 65 years of age were included.
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