Abstract
Objectives
To investigate the safety profile and short-term outcome of super-veil nerve-sparing extraperitoneal single-port robotic-assisted radical prostatectomy (espRARP) on da Vinci Si platform.
Methods
From December 2018 to March 2021, 106 consecutive patients with treatment-naive prostate cancer were prospectively included. espRARP was performed on da Vinci Si surgical platform. Operative time, estimated blood loss, Clavien–Dindo complication classification, continence, potency recovery, quality-of-life scores, and postoperative prostate-specific antigen (PSA) were documented.
Results
Patients aged 52–79 years (mean ± SD, 64.8 ± 6.15 yrs), with a median PSA of 9.2 ng/ml (IQR: 6.70, 16.83) and median prostate volume of 31.9 ml (IQR: 30.01, 38.54). 95.28% (101/106) were clinically localized. All patients underwent espRARP successfully with no open conversions. Operative time was 94.2 ± 30.26 min with an estimated blood loss of 68.5 ml (range, 50–120 ml). No Grade III complications or above were documented. Positive surgical margin was 17.9% (19/106). Median pain score at discharge was 0 (IQR: 0, 1.75) without use of opioid narcotics. Postoperative length of stay was 3 days (IQR: 1, 3), in which 28 patients were discharged within 24 h. Instant, 1-, 3-, and 6 month continence recovery was 18.9, 45.3, 79.2, 93.4, and 96.4%, respectively. Of the 43 patients who received nerve-sparing procedures, 13 (30.23%) resumed potency 6 months postoperatively. 12 month biochemical recurrence-free survival was 92.77% (77/83).
Conclusions
Extraperitoneal single-port robotic-assisted radical prostatectomy is a safe and feasible technique. Combined with super-veil nerve-sparing procedures, it may provide satisfactory outcome in short-term functional recovery.
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Funding
This study is supported by the 2021 Changhai Hospital Educational Sponsorship Fund (CHPY2021B24, General Program, YC), and the 2021 Naval Medical University Basic Science Research Youth Start-up Fund (2021QN29, YC).
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Design of the manuscript: YC, YX, and SR; acquisition, analysis, and interpretation of the data: WX, YW, S, and YX; drafting of the manuscript: all authors; critical revision of the manuscript: YC, YW, and SR; final approval of the manuscript: all authors; all authors have contributed equally to the manuscript and read and approved the final version of the manuscript.
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This study was conducted following the guidelines of the Institutional Review Board of Changhai Hospital, Naval Medical University, Shanghai, China (#2018–042-02). Informed consent was obtained from all patients, who were fully aware of all available treatment options on admittance. All possible perioperative risks including open conversion were well informed to patients and family before the surgery.
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Chang, Y., Xu, W., Xiao, Y. et al. Super-veil nerve-sparing extraperitoneal pure single-port robotic-assisted radical prostatectomy on da Vinci Si robotic system. World J Urol 40, 1413–1418 (2022). https://doi.org/10.1007/s00345-022-03976-7
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DOI: https://doi.org/10.1007/s00345-022-03976-7