About this trial
The goal of this clinical trial is to assess if a new device is safe to use as a potential treatment for erectile dysfunction following radical prostatectomy.
The main questions it aims to answer are:
* Is the device safe? * Does the device works well? Are the participants satisfied with the device?
Participants will be implanted with the device during the ongoing prostatectomy surgery and will be asked to complete the following tasks during 6 months follow-up:
* Come to the hospital for follow-up visits, * Complete questionnaires, * Activate the device every day, * Measure erection hardness.
Researchers will compare an implanted group (participants having the device) with a control group (participants not having the device) to see if the device works well.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Men of ages between 30-70 years;
Men with indication for nerve-sparing prostatectomy surgery;
Localised prostate cancer considered suitable for bilateral nerve sparing prostatectomy according to clinical criteria
International Index of Erectile Function (IIEF-15) erectile function domain score equal to or greater than 26 prior prostatectomy;
Disqualifiers
Men with neurological disease, including a history of spinal cord injury or trauma;
IIEF-15 erectile function domain score less than 26 prior prostatectomy;
Failure to demonstrate adequate nocturnal erectile function prior prostatectomy;
History of erectile dysfunction, priapism and Peyronie disease;
Trial design
Parallel
Treatments tested in this trial
Activation of pro-erectile nerves within the pelvic plexus
DeviceThe study device is an active implantable device. The device activates the cavernous nerves by delivering electrical pulses, to trigger an on-demand erection. The daily delivery of electrical pulses to the cavernous nerves will also allow participants to recover natural erectile function.
Treatment groups
Trial outcomes
Primary outcomes
Occurrence of adverse events
Adverse events will be reported using MedDRA terminology.
Occurrence of surgical complications
Surgical complications will be ranked according to the Clavien-Dindo classification
Occurrence of device deficiencies
Device deficiencies will be systematically reported and recorded.
Pain
Patients will be asked to rate pain on a visual analog scale (from 0 to 10)
Secondary outcomes
Objective Device effectiveness
Erectile response obtained when activating the study device will be objectively assessed by measuring penile rigidity with the RigiScan device.
Subjective Device effectiveness
Erectile function will be subjectively assessed by asking participants to complete validated questionnaires (International Index of Erectile Function, IIEF-15 and Erection Hardness Score, EHS).
Erectile function recovery
Nocturnal penile erections will be assessed with the RigiScan device. Nocturnal erections reflect the extent of recovery of natural erectile function.
Delineation of the surgical implantation procedure
The surgeon will record information related to the implantation (duration, position of the device, grading ease of implantation steps, and any comments).
Sponsors and contacts
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