Laser therapeutic instrument equipment capable of adjusting size of laser spot

The utility model provides laser therapeutic instrument equipment capable of adjusting the size of a laser spot. The laser therapeutic instrument equipment comprises a laser emitting device, an optical fiber and a spot adjusting device. The light spot adjusting device comprises a shell, an optical fiber emergent end, a collimating lens, a coupling lens, a coupling lens base and a lens base height adjusting assembly. The mirror base height adjusting assembly comprises an eccentric rotating sheet, a knob and a spring; according to the laser therapeutic instrument, continuous laser spots with different sizes are obtained by rotating the knob, it is guaranteed that enough laser spots with different sizes can be obtained while the laser therapeutic head is not replaced, and the application range and the therapeutic effect of the laser therapeutic instrument are improved. 本申请提供一种可调节激光光斑大小的激光治疗仪设备，包括激光发射装置、光纤和光斑调节装置。光斑调节装置包括：壳体、光纤出射端、准直透镜、耦合透镜、耦合镜座、镜座高度调节组件；镜座高度调节组件包括：偏心旋转片、旋钮和弹簧；本申请通过转动旋钮获得连续的、大小不同的激光光斑，保证了不更换激光治疗头