Early Phase 1 Brain Cancer Trial, Recruiting NCT04135807 Sponsor: Oliver Jonas Condition: Brain Cancer
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Early Phase 1 Brain Cancer Trial, Recruiting

NCT04135807
Recruiting Early Phase 1

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • People who have a brain tumor located in the upper part of the brain (not the brainstem or deep structures) that imaging suggests is a type of glioma (grade II to IV), and where surgeons plan to remove all or part of the tumor.
  • People whose tumor has been confirmed as a grade II to IV glioma either during surgery (via a quick tissue test) or through a previous biopsy or surgery.
  • People who are 18 years of age or older.
  • People who are reasonably able to carry out daily activities, as measured by a standard medical scoring scale (a score of 60 or above on the Karnofsky Performance Scale — confirm with trial site if unsure what this means).
  • People whose blood, liver, and kidney function results fall within acceptable ranges as defined by the trial (specific blood test thresholds apply — the trial site can confirm these).
  • People whose neurosurgeon has assessed them and determined that the small implantable device used in this trial can safely be placed given their tumor's size, location, and medical history.
  • People who are taking medications that affect a group of liver enzymes called CYP450, since the trial considers this not to be a concern given how the device works.
  • Women who are able to become pregnant and who agree to a pregnancy blood test within 48 hours before joining, and who agree to use reliable contraception throughout the trial. Men participating must also agree to use reliable contraception throughout the trial.
  • People who are able to understand the trial and are willing to sign a written consent form.

Who may not be able to join:

  • People who have received chemotherapy or radiation therapy within the past 4 weeks (or 6 weeks for a specific type of chemotherapy called nitrosoureas), or who are still experiencing side effects from previous cancer treatment.
  • People who are currently taking part in another clinical trial involving an experimental treatment.
  • People who have a known history of allergic reactions to substances similar to those used in this trial's device or medications.
  • People with serious uncontrolled health conditions, such as an active infection, heart failure, unstable chest pain, an irregular heartbeat, or a mental health or personal situation that could make it difficult to follow the trial's requirements.
  • Women who are pregnant, since the medications released by the device could harm a developing baby. Women who are breastfeeding would need to stop breastfeeding for 14 days after the device is removed if they participate.
  • People whose tumor is smaller than 5 cm³ in volume.
  • People whose tumor is located in deep brain structures, such as the thalamus or brainstem.
  • People with a bleeding or blood-clotting disorder that cannot be corrected and that increases the risk of complications during surgery.
  • People who have significant health risk factors — such as a high risk of blood clots, pulmonary embolism, stroke, or heart attack — that make it unsafe to temporarily stop blood-thinning medications before surgery, in line with relevant medical guidelines.

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 20 July 2026
Early Phase 1 studies are small, early exploratory studies that come before the main Phase 1 to 3 testing, so a standard phase success rate does not apply.

Contact this trial

Principal Investigator: Pier Paolo Peruzzi, MD, PhD, Brigham and Women's Hospital

Phone: 617-732-6600

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Early Phase 1
Sponsor
Oliver Jonas
Registry
ClinicalTrials.gov
Start date
3 March 2020
Est. completion
21 January 2028

Where this trial is recruiting

🇺🇸 United States

Primary endpoints

Success Rate of Microdevice Retrieval; Number of Participants with Microdevice Related Adverse Events as Assessed by CTCAE Volume 5.0

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 20 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov