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Sending heart data from pacemakers through the body instead of radio waves

A study · IEEE open journal of engineering in medicine and biology · Oct 15, 2026

What this means

Researchers used models and a body-shaped test tool to explore a new way for pacemakers to send data. Their results are based on assumptions and do not show it works in real people.

Plain-English summary written by an AI model from the abstract. The original is below.

Tested inPeople
Who it was tested in
A computer energy model, a review of implant chips, and a human torso phantom
Kind of research
A study

The science

Original title
Continuous Monitoring in Implantable Cardiac Devices: Electro-Quasistatic Human Body Communication - Challenges and Opportunities.
Authors
Biswas A, Jiang A, Datta A et al.
Journal
IEEE open journal of engineering in medicine and biology
Published
Oct 15, 2026
Study type
Study

Abstract

Cardiovascular diseases are the leading cause of global mortality, with millions of patients relying on implantable pacemakers. Finite battery energy fundamentally limits remote monitoring. Using open-source manufacturer longevity data, under stated parameter assumptions, we develop an energy-balance model to show a stringent ≈ 130 J/year communication budget, too low for continuous monitoring with conventional RF links. We investigate electro-quasistatic human body communication (EQS-HBC) as an alternative physical layer for pacemakers, combining a systematic review of implant-grade transceivers with a proof-of-concept channel feasibility study in a human-torso phantom. Our analyses indicate that, under these modeling assumptions EQS-HBC could, in principle, support 1 kSps, 16-bit equivalent continuous streaming at [Formula: see text] ([Formula: see text] more energy-efficient than RF) while remaining within safety standards and preserving [Formula: see text]-year lifetime, outlining design guidance for future implantable cardiac devices.

Read it on PubMed ↗

Biswas A, Jiang A, Datta A et al. Continuous Monitoring in Implantable Cardiac Devices: Electro-Quasistatic Human Body Communication - Challenges and Opportunities. IEEE open journal of engineering in medicine and biology. 2026. doi:10.1109/OJEMB.2026.3722470. PMID: 42877818. https://pubmed.ncbi.nlm.nih.gov/42877818/

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