Treatment accessory for an endoscope
AssigneeAsahi Kogaku Kogyo Kabushiki Kaisha
InventorTeruo Ouchi
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Abstract
An injector instrument and a forceps tap for use with an endoscope. The injector instrument is provided with at least one needle formed of a synthetic resin and is further provided with a variety of stopper devices which limit the amount that the needle can extend from the endoscope. The injector instrument may be formed having a curved or easy-to-bend portion. The forceps tap is provided at the entrance to a forceps channel of the endoscope to accommodate at lease two injector instruments or other treatment accessories such that the treatment accessories can be inserted in a single forceps channel and such that substances (such as internal fluids from a human cavity) are held inside the forceps channel.
Claims5
An injector instrument for insertion into a forceps channel of an endoscope, said injector instrument comprising:
- a flexible fluid supply tube;
- a needle portion at a distal end of said fluid supply tube;
- said fluid supply tube being slidably inserted into a cover tube, said cover tube being formed to have a first curved portion at a distal end portion when said cover tube is in a neutral state, said cover tube including a second curved portion separate from said first curved portion.
Dependencies are inferred from the claim text.