Wireless diamond microelectrodes for more precise brain stimulation
Mechanisms of localized neuronal excitation with diamond Wireless Axon and electrical microstimulation
['FUNDING_R01'] · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · NIH-11305304
Tiny wireless diamond electrodes aim to deliver more precise, longer-lasting brain stimulation for people who use neuroprosthetic devices.
Quick facts
| Phase | ['FUNDING_R01'] |
|---|---|
| Study type | Nih_funding |
| Sex | All |
| Sponsor | UNIVERSITY OF PITTSBURGH AT PITTSBURGH (nih funded) |
| Locations | 1 site (PITTSBURGH, UNITED STATES) |
| Trial ID | NIH-11305304 on ClinicalTrials.gov |
What this research studies
From my point of view as a patient, researchers are building ultra-small, untethered diamond "Wireless Axon" electrodes made from biocompatible materials to reduce tissue damage and scarring. They plan to compare these wireless electrodes with conventional implanted arrays while measuring how precisely and stably they can activate neurons over time. The team will use advanced imaging and electrical stimulation techniques in laboratory models to study how removing the mechanical tether affects tissue integration and electrode performance. The goal is to improve selectivity and longevity so brain implants work better and last longer.
Who could benefit from this research
Good fit: Ideal candidates would be people who currently use or are being considered for brain-controlled neuroprosthetic devices, such as individuals with paralysis or severe motor impairments.
Not a fit: People whose conditions do not involve brain-controlled implants or who cannot undergo implant procedures are unlikely to benefit directly from this work.
Why it matters
Potential benefit: If successful, this could make implanted brain stimulators safer, more reliable, and longer-lasting, improving function for people who depend on neuroprosthetic devices.
How similar studies have performed: Previous improvements to neural electrodes have shown promise in preclinical and limited clinical settings, but untethered diamond wireless electrodes represent a novel, early-stage approach.
Where this research is happening
PITTSBURGH, UNITED STATES
- UNIVERSITY OF PITTSBURGH AT PITTSBURGH — PITTSBURGH, UNITED STATES (ACTIVE)
Researchers
- Principal investigator: KOZAI, TAKASHI DANIEL YOSHIDA — UNIVERSITY OF PITTSBURGH AT PITTSBURGH
- Study coordinator: KOZAI, TAKASHI DANIEL YOSHIDA
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.