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Prostate CancerPhase 2NCT00114985

Prostate Immobilization Device Used During Radiation Treatments to Decrease Rectal Bleeding

A Phase 2 study testing Prostate Immobilization Device in people with Prostate Cancer, run by Dana-Farber Cancer Institute.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

During 3D-conformal external beam radiation therapy treatments for prostate cancer, the prostate gland moves. The purpose of this study is to determine whether the placement of a prostate immobilization device into the rectum during radiation treatments will decrease the risk of rectal bleeding that is sometimes seen… Read more about this study

Who is it for?
Ages 31 to 80 years, men only
Conditions the study is for
Prostate Cancer
What is being tested?
Prostate Immobilization Device
Type of treatment
Medical device
How many people
100 participants
Where
No sites listed yet
Study dates
Apr 2001to Oct 2008
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 31 to 80 years
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Biopsy proven prostate cancer
  • Clinical Stage T1 - T4
  • Negative bone scan
  • PSA and routine blood work
  • >30 years of age
  • ECOG Performance 0,1, or 2
  • No prior pelvic radiation
  • No pacemaker

Who cannot join

  • Inflammatory bowel disease (Crohns, or Ulcerative Colitis)
  • Prostatic rectal fistula
  • Stricture of anal canal

About this study

Official title: A Phase II Study of Late Rectal Toxicity Following 3-D Conformal External Beam Radiation Therapy Performed Using a Prostate Immobilization Device

During 3D-conformal external beam radiation therapy treatments for prostate cancer, the prostate gland moves. The purpose of this study is to determine whether the placement of a prostate immobilization device into the rectum during radiation treatments will decrease the risk of rectal bleeding that is sometimes seen as a late effect from radiation.

Read the detailed description
  • MRI using an endorectal coil done prior to treatment for staging.
  • Baseline Quality of Life (QOL) assessment will be completed prior to treatment.
  • Total androgen suppression is initiated and will continue for at least 6 months.
  • Prostate Immobilization Device (PID) placed during the planning session.
  • PID will be placed daily for the first 15 3D external beam radiation treatments.
  • QOL assessment and follow-up will take place every 6 months for 3 years.
Conditions
Prostate Cancer
Being tested
Prostate Immobilization Device
Keywords
Total Androgen Suppression, Simulation, 3-D Conformal External Beam Radiation Therapy, Intra-rectal immobilization device, Quality of Life Assessment Questionnaire, Rectal Bleeding, Late effects
Medical subject headings
Prostatic Neoplasms, Gastrointestinal Hemorrhage

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Prostate Immobilization DeviceDevice

    Device placed during radiation treatment

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Rectal toxicity at six month intervals

    Measured: 2 years

Secondary outcomes (3)
  1. Quality of Life

    Measured: 2 years

  2. urinary symptoms

    Measured: 2 years

  3. sexual dysfunction at six month intervals

    Measured: 2 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted21 Jun 2005 (estimated)
  2. Study startApr 2001
  3. Primary completionJan 2005
  4. Study completionOct 2008

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
100 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00114985
Sponsor's protocol ID
01-050
Status last verified
May 2023
First submitted
20 Jun 2005
Last updated
3 May 2023
Results posted
No
Data monitoring committee
Yes

Publications

  • Woel R, Beard C, Chen MH, Hurwitz M, Loffredo M, McMahon E, Ching J, Lopes L, D'Amico AV. Acute gastrointestinal, genitourinary, and dermatological toxicity during dose-escalated 3D-conformal radiation therapy (3DCRT) using an intrarectal balloon for prostate gland localization and immobilization. Int J Radiat Oncol Biol Phys. 2005 Jun 1;62(2):392-6. doi: 10.1016/j.ijrobp.2004.10.003.

    PubMed 15890580

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Prostate Immobilization Device in people with Prostate Cancer, run by Dana-Farber Cancer Institute.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 3 May 2023. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Rectal toxicity at six month intervals (time frame: 2 years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00114985, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 3 May 2023.

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