Animal Nerve Stimulator segmentation by type distinguishes three core families—implantable, external, and wearable—each with distinct engineering and clinical profiles. Implantable stimulators are surgically positioned adjacent to target nerves; sub‑categories include cardiac‑nerve modulators, spinal‑cord units, and peripheral‑nerve cuffs. Their high acquisition cost and requirement for aseptic implantation justify a market contribution of roughly 45 %, reflecting their dominance in chronic therapy for large‑animal surgery and long‑term pain control. External stimulators operate via surface electrodes or percutaneous probes, offering flexibility for short‑term interventions; they capture about 35 % of revenue, driven by procedural use in diagnostic nerve conduction studies and intra‑operative mapping. Wearable stimulators, such as collar‑based or limb‑mounted devices, provide continuous low‑intensity stimulation for rehabilitation and chronic pain mitigation, accounting for the remaining 20 % of the market. The distribution of these types aligns with the application profile described earlier, where implantable systems are preferred for surgical and long‑duration uses, while external and wearable formats support diagnostic and rehabilitative functions, respectively.