Type segmentation divides the Medical Patches and Sensors market into adhesive, transdermal, biosensor, microneedle, and flexible electronic patches. Adhesive patches, characterized by pressure‑sensitive adhesives, dominate volume because they are low‑cost and compatible with a broad range of skin surfaces, accounting for roughly 30% of market revenue. Transdermal patches, engineered for controlled drug permeation across the stratum corneum, contribute an additional 25% due to their established therapeutic use in pain management and hormone replacement. Biosensor patches embed electrochemical or optical transducers, enabling real‑time biomarker detection; they represent about 20% of the market, driven by chronic disease monitoring. Microneedle patches combine minimally invasive penetration with drug delivery, capturing 15% of sales as they gain regulatory approval for vaccines and biologics. Flexible electronic patches, incorporating stretchable circuits and wireless telemetry, hold the remaining 10%, reflecting early‑stage adoption in wearable health platforms. Collectively, these sub‑types define the market’s structural breadth and guide investment across material science, manufacturing, and regulatory pathways.