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Prospective phase II study of focal therapy (Hemiablation) of the prostate by high intensity focused ultrasound (HIFU) in patients with suitability for Active Surveillance (HEMI)

Prospective phase II study of focal therapy (Hemiablation) of the prostate by high intensity focused ultrasound (HIFU) in patients with suitability for Active Surveillance (HEMI) - Hemi

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00005180
Enrollment
200
Registered
2014-04-10
Start date
2014-09-30
Completion date
Unknown
Last updated
2025-04-07

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

Conditions

prostate cancer C61

Interventions

Group 1: Hemiablation the prostate by HIFU

Sponsors

Universitätsklinikum Regensburg
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
19 Years to No maximum

Inclusion criteria

Inclusion criteria: • Patients aged > 18 years • Bioptic secured prostate cancer • Clinical stage T1c - T2a • PSA <= 10 ng/ml • Gleason Score <= 7a (3+4) • One-sided tumor attack • Proportion of infected tumor stamp in the total number of stamp of collected stamp <30% and the largest continuous tumor stove <5 mm • Height of the peripheral zone of the prostate to be treated in TRUS: o = 30 mm when treated with Ablatherm Integrated Imaging o = 40 mm when treatment with Focal One • No evidence of significant carcinoma of the opposite side in multiparametric MRI (defined as PI-RADS score 4 and 5) • Thickness of the rectal wall <6 mm in TRUS • Willingness of the participant to attend all follow-up visits (for 12 months)

Exclusion criteria

Exclusion criteria: - Previous therapie of prostate cancer as radiation, hormonotherapy (including bilateral orchiectomy and plastic orchiectomy) - Previous surgery of prostate and urethra within the last 6 month (TUR-prostate, urethrotomy, bladder neck incision) - Taking of 5-alpha-reductase inhibitors (finasteride or dutasteride) within the last 6 month - Stenosis of the rectum - Acute urinary tract infection - Acute bleeding coagulopathy - Allergy of latex - Participation of another clinical or pharmacological trial during the last 30 days

Design outcomes

Primary

MeasureTime frame
No initiation of definitive therapy (radical prostatectomy, radiation, complete HIFU, cryotherapy, hormone therapy) after one year

Secondary

MeasureTime frame
• Criteria for the study participants to qualified for an Active Surveillancen within the observation period. After following criteria, an AS must be vacated: - Gleason score> 6 - PSA doubling time T2a • Bioptic tumor freedom after 1 year - The treated prostate half - The untreated prostate half • Overall survival (defined as time to death of any cause) [Time Frame: 1 year] • Prostate cancer-specific survival (defined as time to death due to prostate cancer) [Time Frame: 1 year] • Morbidity [Time Frame: 1 year]: - Continence : - Changes in the ICS male SF-Score - Micturition : - Changes in IPSS-Score - Potency: - Changes in the IIEF 5-Score - Quality of life : - Changes in the EORTC QLQ 30 (version 3.0) - Anxiety and psychological distress : - Change in HADS ( Hospital Anxiety and Depression Scale ) • Security [Time Frame: 1 year]: - The incidence of all side effects during and after treatment, which associated with the treatment

Countries

Germany

Contacts

Public ContactRoman Ganzer

Klinik und Poliklinik für Urologie, Universitätsklinikum Leipzig AöR

roman.ganzer@medizin.uni-leipzig.de0341/97 17 600

Outcome results

None listed

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