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Comparison of Between ThinSeed™ and OncoSeed™ for Permanent Prostate Brachytherapy

Comparison of Health Related Quality of Life and Other Clinical Parameters Between ThinSeed™ and OncoSeed™ for Permanent Low Dose Rate Implantation in Localized Prostate Cancer

Status
UNKNOWN
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01379742
Enrollment
240
Registered
2011-06-23
Start date
2010-04-30
Completion date
Unknown
Last updated
2013-02-13

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

Conditions

Prostate Cancer

Keywords

prostate cancer, prostate brachytherapy

Brief summary

This study will investigate health related quality of life factors in patients undergoing low dose rate prostate brachytherapy. Patients will be randomized to Iodine-125 Thinstrand (for use with 20 g needles) or Rapidstrand (for use with standard 18 g needles). Urinary, bowel, sexual function and bother will be measured by the EPIC questionnaire at various time intervals.

Interventions

DEVICERapidStrand seeds for use with 18g needle

Rapidstrand seeds are standard size and are used with 20 g needles

DEVICEThinStrand

ThinStrand seeds are smaller in diameter and used with 20g needles

Sponsors

Prostate Cancer Foundation of Chicago
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
SINGLE (Subject)

Eligibility

Sex/Gender
MALE
Age
40 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Histologically confirmed adenocarcinoma of the prostate, clinical stage T1c - T2b, N0, M0 * Greater than or equal to 40 years of age * Low and Low- Intermediate Risk prostate cancer * Prostate volumes by TRUS ≤ 60 cc * I-PSS score \< 25 (alpha blockers allowed) * Signed study-specific informed consent form prior to study entry

Exclusion criteria

* Lymph node involvement (N1) * Evidence of distant metastases (M1) * Radical surgery for carcinoma of the prostate * Prior pelvic radiation * Major medical or psychiatric illness, which in the investigator's opinion would prevent completion of treatment and would interfere with follow- up or ability to complete questionnaires * Hip prosthesis * Inability or refusal to provide informed consent * Evidence of Previous TURP * Prior hormone therapy * Prior TURP

Design outcomes

Primary

MeasureTime frameDescription
Health related quality of life including urinary, bowel and sexual function as measured by the EPIC questionnaire1 yearRandomized

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026