| 摘要 |
PURPOSE:To obtain a heat shrinked tube which contains heat shrinked rubber material as a heat shrinked material and further in which antibacterial agent is added to the rubber material to eliminate influence of miscellaneous bacteria, etc., and to provide excellent sanitary and clean feeling and low replacing frequency. CONSTITUTION:A heat shrinked tube 1 contains, for example, antibacterial agent in a dental hand piece. The hand piece has a grip 10, and a head 11. The head 11 is inserted into a patient's oral cavity, and a diseased part of a tooth is cut, etc., and has the head 11 for mounting a drill cartridge 12 and a head cap 14. The cap 14 is removed to be replaced with another drill cartridge 12. The tube 1 is, for example, formed of ethylene fluoride/propylene resin and an antibacterial agent. |
