Clinical trials: Urethra Stenosis
Urethra Stenosis
DoVe Trial: Dorsal Onlay Versus Ventral Onlay in Isolated Bulbar Urethral Strictures
For bulbar urethral strictures, it remains unclear whether ventral onlay graft urethroplasty is non-inferior to dorsal onlay graft urethroplasty in terms of patency rates.
- Trial name
- DoVe (NCT04551417)
- Testing
- Free graft urethroplasty
- Where
- Belgium
- Volunteers
- 240 people
- Sponsor
- University Hospital, Ghent
Urethral Stricture
Optilume PoST AppRoval Clinical Evaluation of Andrology ParaMeters
Single-arm, prospective study assessing semen quality after treatment with the Optilume Urethral DCB in men between 22 and 65 years of age.
- Trial name
- STREAM (NCT05383274)
- Testing
- Optilume Urethral DCB
- Where
- 9 sites in United States
- Volunteers
- 34 people
- Sponsor
- Urotronic Inc.
Bladder Neck Obstruction, Bladder Outlet Obstruction
Effectiveness and Safety of Adipose-derived Regenerative Cells for Reduction of Risk of Bladder Neck Contracture
Autologous adipose-derived regenerative cells (ADRC) will be extracted from lipoaspirate by enzymatic digestion from a portion of the fat harvested from the patient's front abdominal wall.
- Conditions
- Bladder Neck Obstruction, Bladder Outlet Obstruction, Benign Prostatic Hyperplasia, Urinary Bladder Neck Obstruction
- Trial name
- NCT02869061
- Testing
- Liposuction, Transurethral bladder neck resection., ADRC
- Where
- 2 sites in Russia
- Volunteers
- 12 people
- Sponsor
- Central Clinical Hospital w/Outpatient Health Center of Business Administration for the President of Russian Federation
Urethral Stricture, Anterior, Urethral Stricture Disease
Outcomes of Double-face Augmentation Urethroplasty
Combined dorsal and ventral onlay augmentation for bul¬bar urethral reconstruction. Nontraumatic near-obliterative bulbar urethral strictures (BUS) of <2 cm in length can be managed with non-transecting anastomotic bulbar…
- Trial name
- BMG (NCT07436819)
- Testing
- Double-face augmentation urethroplasty
- Where
- 2 sites in Egypt
- Volunteers
- 30 people
- Sponsor
- Menoufia University
Hypospadias
Effect of Caudal and Penile Block on Hypospadias Repair Complications
Hypospadias is one of the most common genitourinary (GU) malformations, seen in approximately 1 of 250 male live births. Common methods of local anesthesia administration for hypospadias surgery include caudal and dorsal penile…
- Trial name
- NCT02851290
- Testing
- Caudal block anesthesia, Dorsal penile nerve block anesthesia
- Where
- United States
- Volunteers
- 66 people
- Sponsor
- Baylor College of Medicine
Urethral Stricture
Bioengineered Collagen Implant for Urethral Stricture Repair
The field of research for this study is tissue engineering and the utilization of a bioengineered collagen implant as a substitute biomaterial for conventional buccal mucosa in substitution urethroplasty of distal urethral…
- Trial name
- NCT05463991
- Testing
- Bioengineered collagen implant
- Where
- Malaysia
- Volunteers
- 5 people
- Sponsor
- Regenosca SA
Urethral Stricture, Male
Small Intestinal Submucosa Graft for Repair of Anterior Urethral Strictures
The field of research for this study is tissue engineering and the utilization of a small intestinal submucosa graft as a substitute biomaterial for conventional buccal mucosa in substitution urethroplasty of anterior urethral…
- Trial name
- NCT06192654
- Testing
- Small intestinal submucosa (SIS) graft urethroplasty, Autologous oral bucal mucosa graft urethroplasty
- Where
- China
- Volunteers
- 10 people
- Sponsor
- Xiaoyong Zeng
Stricture Urethra
ROBUST I Pilot Study, Re-Establishing Flow Via Drug Coated Balloon For The Treatment Of Urethral Stricture Disease
Robust I study is a feasibility study for evaluating the safety and efficacy of DCB.
- Trial name
- ROBUST (NCT03014726)
- Testing
- Urotronic Drug Coated Balloon (DCB)
- Where
- United States
- Volunteers
- 53 people
- Sponsor
- Urotronic Inc.
Stricture Urethra, Holmium Laser
Holmium Laser Versus Cold Knife Treatment in Urethral Strictures
The goal of this study is to assess the efficacy of optical internal urethrotomy, which uses a holmium laser in comparison to a cold knife, in treating short-segment urethral strictures in our local setting.
- Conditions
- Stricture Urethra, Holmium Laser, Recurrence
- Trial name
- NCT07505316
- Testing
- holmium laser, cold knife
- Where
- Pakistan
- Volunteers
- 60 people
- Sponsor
- Shahida Islam Medical Complex
Urethral Stricture, Male
Peri-operative Oral Pain Control Following Buccal Graft Urethroplasty
Patients undergoing buccal urethroplasty will often have significant post-operative oral pain from the graft site. Various graft harvest techniques and methods for post-harvest hemostasis including graft site closure have been…
- Trial name
- Buccal (NCT05300685)
- Testing
- Standard Buccal Harvest, Basic buccal procedure + Long acting local, Basic buccal procedure + Buccal block
- Where
- 2 sites in United States
- Volunteers
- 60 people
- Sponsor
- University of California, San Francisco
Urethral Stricture
Nanofat Grafting in Male and Female Subjects Affected by Urethral Strictures
In 2001 Zuk showed that lipoaspirate contains multipotent adipose stem cells (ADSCs) like in the bone marrow, thereby expanding opportunities in multiple fields.
- Trial name
- NFUS (NCT05451732)
- Testing
- Nanofat grafting
- Where
- Italy
- Volunteers
- 25 people
- Sponsor
- University of Roma La Sapienza
Urethral Stricture
Effect of Mitomycin C on Urethral Stricture Recurrence After Internal Urethrotomy
The aim of this study is to evaluate the efficacy of local injected mitomycin C at the time of internal urethrotomy in order to prevent the recurrence of urethral strictures.
- Trial name
- NCT00918528
- Testing
- Internal urethrotomy, Mitomycin C - local injection
- Where
- Israel
- Sponsor
- Hillel Yaffe Medical Center
Urethral Stricture
Urethral Stricture: A Comparison Between Jugal or Labial Graft Urethroplasty
Buccal mucosa urethroplasty is a current fashion in urethral stricture management. In our university centre (Hospital de Clínicas de Porto Alegre) is a common surgical treatment choice.
- Trial name
- NCT03973619
- Testing
- Labial Graft, Jugal Graft
- Volunteers
- 77 people
- Sponsor
- Hospital de Clinicas de Porto Alegre
Hypospadias Repair
Hemostasis During Hypospadias Surgery
A comparison between the two hemostatic methods of hypospadias repairing operation, in terms of early and mid-term (up to 6 months) failure rate (wound dehiscence and urethral stricture needing reoperation) between the two…
- Trial name
- NCT02268019
- Testing
- tourniquet application, epinephrine injection
- Where
- Iran
- Volunteers
- 70 people
- Sponsor
- Isfahan University of Medical Sciences
Urethral Stricture
The Accuracy of Pulsed Fluoroscopy Retrograde Urethrogram Vs the Traditional Retrograde Urethrogram In Diagnosing Urethral Stricture
This study is designed as a prospective comparative randomized clinical study to determine the diagnostic accuracy (sensitivity, specificity, positive predictive value, and negative predictive value) of pulsed fluoroscopy…
- Trial name
- NCT05519566
- Testing
- Retrograde Urethrogram
- Where
- Canada
- Volunteers
- 46 people
- Sponsor
- Northern Ontario School of Medicine
Urethral Stricture, Male
Laser Visual Internal Urethrotomy With Versus Without Paclitaxel Injection
To evaluate the outcome of visual internal urethrotomy in treating urethral strictures in males with a holmium: yttrium-aluminium garnet (YAG) laser versus when combined with intralesional injection of paclitaxel.
- Trial name
- NCT06123520
- Testing
- Ho-YAG Laser Visual internal urethrotomy, Ho-YAG Laser Visual internal urethrotomy combined with intralesional submucosal injection of Paclitaxel
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Urethral Strictures
Efficiency of Cold vs. Laser Internal Urethrotomy Treatment of Urethral Strictures
The purpose of this study is to determine whether laser internal urethrotomy (IU) is as efficient as cold knife internal urethrotomy for treatment of anterior urethral strictures regarding post operative urination outflow…
- Trial name
- IU (NCT01196572)
- Testing
- Internal Urethrotomy
- Where
- Israel
- Volunteers
- 40 people
- Sponsor
- Sheba Medical Center
Urethral Stricture
Risk of Recurrent Urethral Stricture After Treatment With Paclitaxel-Coated Dilatation Balloon (Optilume) Compared With Non-coated Dilatation Balloon
Urethral strictures are often initially treated endoscopically with dilatation or direct visual internal urethrotomy (DVIU), a procedure where the stricture is incised through the vision of a cystoscope.
- Trial name
- RUSTIC (NCT06795074)
- Testing
- Optilume, UroMax Ultra
- Where
- 4 sites in Sweden
- Volunteers
- 230 people
- Sponsor
- Vastra Gotaland Region
Urethral Stricture
Clostridium Histolyticum Collagenase Injection for Urethral Disease
The purpose of this study is to assess the efficacy of clostridium histolyticum collagenase (XIAFLEX®) in treating urethral strictures.
- Trial name
- NCT02948842
- Testing
- Clostridium Histolyticum Collagenase, Saline
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- University of South Florida
Urethral Stricture
Re-establishing Flow Via Drug Coated Balloon For The Treatment Of Urethral Stricture Disease
The study described below is designed to assess the safety and device performance for the drug coated balloon (DCB) for the treatment of urethral stricture.
- Trial name
- ROBUST-II (NCT03270384)
- Testing
- Urotronic Drug Coated Balloon (DCB)
- Where
- 5 sites in United States
- Volunteers
- 16 people
- Sponsor
- Urotronic Inc.