About this trial
This prospective randomized controlled trial (RCT) is designed to provide high level evidence on the efficacy of Low-intensity Extracorporeal Shock Wave Therapy (Li-ESWT) in the treatment of post-Robot-Assisted (RA) Radical Prostatectomy (RP) erectile dysfunction (ED) in addition to PDE5 inhibitors (PDE5i) versus PDE5i alone. Our hypothesis is that early andrological rehabilitation that combines Li-ESWT and PDE5i could lead to faster and better recovery of valid erections for intercourse, with a greater rate of postoperative International Index of Erectile Function-5 (IIEF-5) compared to patients receiving PDE5i alone.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patients aged ≤75 yrs;
PSA <10 ng/mL
Prostate Cancer ISUP grade ≤2 and cT≤2 at prostate biopsy
undergoing nerve sparing RARP;
Disqualifiers
anaesthesiologic contraindications to robotic surgery
patients submitted to pelvic radiotherapy or androgen deprivation
patients reporting major postoperative complications (CD≥3)
cardiovascular contraindications to PDE5i medical treatment
Trial design
Parallel
Treatments tested in this trial
Low-intensity Extracorporeal Shock Wave Therapy (LiESWT)
DeviceLiESWT will be performed with PiezoWave2 from Richard Wolf and ELvation® Medical. In a single session 12,000 shocks with an energy flux density of 0.16 mJ/mm2 will be applied (4,000 over the crura of the penis and 8,000 to the penil shaft). The penis is placed in a dedicated penile holder, stretched, and shockwaves are administered with a linear therapy source (applicator) using the linear shockwave tissue coverage (LSTC-ED®) technique which makes it possible to administer shockwaves homogenously to all of the erectile tissue.
PDE5 inhibitor (tadalafil)
DrugPhosphodiesterase-5 (PDE5) inhibitors
Treatment groups
Trial outcomes
Primary outcomes
Erectile Function
To investigate the impact of LiESWT in combination with early PDE5i administration versus early PDE5i alone on the penile rehabilitation of erectile dysfunction (ED) after RARP
Secondary outcomes
Urinary Continence
To evaluate the impact of LiESWT on continence status.
Adverse effects
To report any adverse effects and classify them according to the Clavien Dindo classification
Health Related Quality of Life
To compare health-related quality of life (HRQoL) outcomes at 3-, 6- and 12-months (mo) follow-up post-surgery
Sponsors and contacts
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