Memory film hole puncher is moulded with heat to screw radiotherapy

The utility model relates to a memory film hole puncher is moulded with heat to screw radiotherapy, including screw rod, guide bar, slider, base, tool bit, screw rod bottom end crouches and establishes in the base, and the guide bar is fixed in the base with the screw rod parallelly, and the slider thread bush is established in the screw rod, and smooth cover is established in the guide bar, the bottom at the slider is installed to the tool bit, the tool bit has the square edge of a knife. The utility model discloses design the organism of a screw ingeniously, can pass through screw rod upper sliding block connected tool bit, realize that only rotatory screw rod just enables the purpose that the tool bit pierced through body membrane perpendicularly down, square edge of a knife form and triangle sword or rectangle knife tip, the cutting reinforce, the formability is good, so the utility model discloses can once cut the hole shaping with rigid plastic body membrane. 本实用新型涉及种螺杆式放疗用热塑记忆体膜打孔器，包括螺杆、导向杆、滑块、底座、刀头；螺杆