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Laparoscopic radical prostatectomy in the canine model
D T Price1, R S Chari, J D Neighbors
1Department of Surgery, Duke/United States Surgical Endosurgical Center, Duke University Medical Center, Durham, North Carolina, USA.
Journal of Laparoendoscopic Surgery
|December 1, 1996
Summary
This study shows laparoscopic radical prostatectomy is feasible in dogs, with 80% of survivors achieving urinary continence post-procedure. Further research is recommended for clinical applications.
Area of Science:
- Veterinary Surgery
- Minimally Invasive Procedures
- Urology
Background:
- Radical prostatectomy is a standard treatment for prostate cancer.
- Laparoscopic techniques offer potential benefits like reduced invasiveness.
- A canine model is valuable for surgical research.
Purpose of the Study:
- To assess the feasibility of laparoscopic radical prostatectomy in a canine model.
- To evaluate the safety and efficacy of a novel endoscopic needle driver for vesicourethral anastomosis.
- To establish a preclinical model for refining laparoscopic prostatectomy techniques.
Main Methods:
- Laparoscopic radical prostatectomy was performed on six adult male canines.
- A new endoscopic needle driver was utilized for vesicourethral anastomosis.
- Postoperative assessment included cystourethrograms and clinical evaluation of continence.
Main Results:
- The average operative time was 304 minutes.
- One postoperative complication (anastomotic leak) occurred; 80% of surviving animals achieved urinary continence within 10 days of catheter removal.
- Postmortem examinations confirmed intact vesicourethral anastomoses without urine extravasation.
Conclusions:
- Laparoscopic radical prostatectomy is a feasible procedure in a canine model.
- The technique, including the novel endoscopic needle driver, shows promise for clinical translation.
- Further investigation is warranted to optimize this minimally invasive approach for human application.