The Types dimension of the market taxonomy classifies armrests into fixed, adjustable, powered, and modular families, each with distinct sub‑variants that affect cost structure and adoption rates. Fixed armrests are machined or molded as a single piece, offering minimal cost but limited configurability, thus serving budget‑constrained facilities. Adjustable armrests split into manual tilt, pneumatic tilt, and lock‑in mechanisms, providing clinicians with patient‑specific positioning while retaining moderate price points. Powered armrests incorporate electronic actuation—such as motorized lift, rotation, and memory‑set positions—catering to high‑acuity environments where rapid reconfiguration is essential; they command premium pricing and drive a disproportionate share of R&D spend. Modular armrests combine interchangeable components (e.g., grip pads, sensor modules) enabling customization across multiple equipment platforms, thereby expanding the addressable market and supporting aftermarket revenue streams. This typological breakdown clarifies how each subgroup contributes to the total market volume and informs strategic investment decisions.