Sweat-powered patch tracks Parkinson’s patient medication levels
The patch could help doctors tailor levodopa doses at home, and clinical tests found its readings matched standard lab blood tests.
- American engineers developed a wearable fingertip patch that tracks levodopa levels in Parkinson patients through sweat, eliminating the need for batteries by harnessing chemicals in perspiration.
- Prescribing levodopa is challenging because the therapeutic window narrows as Parkinson progresses, forcing clinicians to rely on subjective patient diaries that fail to catch dangerous dosing gaps.
- California San Diego researcher Tamoghna Saha explains the patch uses a gel containing salts to draw sweat from fingertip glands, triggering a chemical reaction that powers the device.
- Clinical tests confirm the patch tracked levodopa levels as accurately as standard laboratory blood tests, Saha reported in the Proceedings of the National Academy of Sciences .
- This technology could enable a closed-loop system where the patch communicates with a pump to automatically deliver precise levodopa doses, potentially preventing sudden symptom deterioration for Parkinson patients.
45 Articles
45 Articles
A scientific team has developed a flexible and portable patch that is placed on the fingertips and continuously monitors the medication levels of a patient with Parkinson's disease through his sweat. The technology, still experimental and running without the need for batteries, is described in the scientific journal PNAS and could allow doctors to accurately customize the medication schedules of patients in their homes.The patch monitors the lev…
Fact Sheet: A team of neuroscientists and engineers develops a finger patch that monitors Parkinson's medication, improving treatment accuracy in real time. Tap for full context. Context: Doctors adjust treatment based on patients' subjective diaries. The new device allows for continuous monitoring of levodopa concentrations using chemical components of sweat. The patch is placed on the fingertip, where there is a high density of sweat glands. I…
Parkinson’s Disease Medication Monitored with Fingertip Sweat Patch
Engineers and neuroscientists at the University of California (UC) San Diego have developed a soft, wearable fingertip patch that continuously tracks a Parkinson’s disease (PD) patient’s levodopa medication levels by measuring chemicals in their sweat, with no batteries required. Tests in healthy volunteers and in Parkinson’s disease patients showed that measurements generated using the device were comparable to those obtained by standard labora…
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