Segmentation by type classifies probe holders into mechanical clamps, robotic arms, magnetic mounts, suction‑cup devices, flexible straps, and hybrid systems, each contributing differently to market volume. Mechanical clamps, the most established design, dominate with an estimated 40 % share due to their low cost, ease of sterilization, and compatibility with standard ultrasound transducers. Robotic arms, accounting for roughly 20 %, are gaining traction in high‑volume surgical suites where programmable positioning and repeatability justify higher capital outlay. Magnetic mounts, holding about 15 %, are favored in portable and bedside settings because of quick attachment and minimal mechanical interference. Suction‑cup devices, representing 10 %, serve niche applications such as obstetrics where a non‑invasive, surface‑conforming hold is essential. Flexible straps, with an 8 % share, provide adaptable fixation for irregular anatomical regions. Hybrid systems—integrating two or more mechanisms—capture the remaining 7 %, reflecting ongoing innovation aimed at combining stability, ergonomics, and workflow efficiency across the market.