Transurethral En-Bloc Resection of Urothelial Bladder Carcinoma using combined high-pressure-waterjet-technology and high frequency surgery

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00000165

Enrollment

Registered

2011-08-05

Start date

2009-08-01

Completion date

Unknown

Last updated

2025-10-06

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

C67

Interventions

Group 1: The urothelial carcinomas are dissected by the HybridKnife, a wire with a microcapillary lumen by which a water beam with a pressure of 30bar is applicated. The tumours are elevated and disse

Eligibility

Sex/Gender

All

Age

18 Years to 90 Years

Inclusion criteria

Inclusion criteria: patients with cystoscopically suspicious findings for papillary bladder cancer

Exclusion criteria

Exclusion criteria: - recent instillation therapy - localisation at the dome, side or anterior wall of the bladder - diameter >3cm

Design outcomes

Primary

Measure	Time frame
End points of the study: application criteria (feasibility, time), complication rate; time of assessment ranges from the surgery to 3d postoperatively, acquired by clinical documentation.	—

Secondary

Measure	Time frame
Feasibility of histopathologic evaluation	—

Countries

Germany

Contacts

Public ContactHans-Martin Fritsche

Klinik und Poliklinik für Urologie der Universität Regensburg am Caritas-Krankenhaus St.Josef

hans-martin.fritsche@klinik.uni-regensburg.de0941-782-3523

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026