What is claimed is:
1. A scintillator panel comprising:
a radiation-transparent substrate;
a scintillator formed on said substrate;
a first transparent organic film covering over said scintillator;
and a transparent inorganic film formed on said first transparent organic film.
2. A scintillator panel according to claim 1, further comprising a second transparent organic film formed on said transparent inorganic film.
3. A scintillator panel according to claim 1, wherein said transparent inorganic film is made of a material including a substance selected from the group consisting of SiO2, Al2O3, TiO2, In2O3, SnO2, MgO, SiN, MgF2, LiF, CaF2, AgCl, and SiNO.
4. A scintillator panel according to claim 1, wherein said first transparent organic film covers all over said substrate.
5. A radiation image sensor comprising:
a radiation-transparent substrate;
a scintillator formed on said substrate;
a first transparent organic film covering over said scintillator;
a transparent inorganic film formed on said first transparent organic film; and
an imaging device disposed so as to face said scintillator.
6. A radiation image sensor according to claim 5, further comprising a second transparent organic film formed on said transparent inorganic film.
7. A radiation image sensor according to claim 5, wherein said transparent inorganic film is made of a material including a substance selected from the group consisting of SiO2, Al2O3, TiO2, In2O3, SnO2, MgO, SiN, MgF2, LiF, CaF2, AgCl, and SiNO.
8. A radiation image sensor according to claim 5, wherein said first transparent organic film covers all over said substrate.
9. A method of making a scintillator panel, said method comprising step of:
forming a scintillator on a radiation-transparent substrate;
forming a first transparent organic film covering over said scintillator; and
forming a transparent inorganic film on said first transparent organic film.
10. A method of making a scintillator panel according to claim 9, further comprising a step of forming a second transparent organic film on said transparent inorganic film.
11. A method of making a scintillator panel according to claim 9, wherein said transparent inorganic film is made of a material including a substance selected from the group consisting of SiO2, Al2O3, TiO2, In2O3, SnO2, MgO, SiN, MgF2, LiF, CaF2, AgCl, and SiNO.
12. A method of making a scintillator panel according to claim 9, wherein said first transparent organic film covers all over said substrate.
13. A method of making a radiation image sensor comprising steps of:
forming a scintillator on a radiation-transparent substrate;
forming a first transparent organic film covering over said scintillator;
forming a transparent inorganic film on said first transparent organic film; and
disposing an imaging device opposite said scintillator.
14. A method of making a radiation image sensor according to claim 13, further comprising a step of forming a second transparent organic film on said transparent inorganic film.
15. A method of making a radiation image sensor according to claim 13, wherein said transparent inorganic film is made of a material including a substance selected from the group consisting of SiO2, Al2O3, TiO2, In2O3, SnO2, MgO, SiN, MgF2, LiF, CaF2, AgCl, and SiNO.
16. A method of making a scintillator panel according to claim 13, wherein said first transparent organic film covers all over said substrate.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
What is claimed is:
1. A hood for an endoscope comprising:
a cap part defining a cavity;
a fixing part for fixing said cap part to a distal end of an endoscope; and
a flexible tube into which an endoscopic treating instrument can be removably inserted, the flexible tube comprising a distal end which has an opening communicating with the cavity of said cap part.
2. The hood according to claim 1, wherein said cap part and said fixing part are substantially cylindrical to be fitted on the distal end of said endoscope which is also substantially cylindrical.
3. The hood according to claim 2, wherein the outer diameter of said cap part is greater than the outer diameter of said fixing part.
4. The hood according to claim 3, wherein the center of said cap part is eccentric to that of said fixing part.
5. The hood according to claim 3, further comprising a flange-shaped connecting portion which connects a proximal end of said cap part and a distal end of said fixing part.
6. The hood according to claim 5, wherein said connecting portion is tapered.
7. The hood according to claim 5, wherein the distal end of said flexible tube is connected to said connecting portion.
8. The hood according to claim 1, wherein said cap part is made from a flexible resin.
9. The hood according to claim 1, wherein a protrusion projecting inward toward the cavity is formed on the inner surface of said cap part.
10. The hood according to claim 9, wherein said protrusion is located near a rim of said cap part.
11. The hood according to claim 9, wherein a snare wire of a high frequency snare is pushed against and located on a proximal surface of said protrusion.
12. The hood according to claim 11, wherein said high frequency snare is set against the proximal surface of said protrusion before said endoscope is inserted into the body.
13. The hood according to claim 9, wherein said protrusion protrudes inward as a flange.
14. The hood according to claim 1, wherein an abutment protruding inward is provided on an inner surface of a boundary between said cap part and said fixing part.
15. The hood according to claim 14, wherein said abutment protrudes inward as a flange.
16. The hood according to claim 1, wherein a rim of said cap part is in a plane which is oblique to an insertion direction of the endoscope.
17. The hood according to claim 1, wherein a rim of said cap part is in a plane which is perpendicular to an insertion direction of the endoscope.
18. The hood according to claim 16, wherein said flexible tube communicates with said cap part at a position where an axial length of the cap part is shortest.
19. The hood according to claim 1, wherein said flexible tube has a valve for preventing fluid from flowing from the proximal side to the distal side.
20. The hood according to claim 19, wherein said valve is provided at the proximal end of said flexible tube.
21. The hood according to claim 1, wherein said endoscopic treating instrument is a high frequency snare.
22. The hood according to claim 1, wherein said endoscopic treating instrument is an injection needle.
23. The hood according to claim 1, wherein said endoscopic treating instrument is inserted into said flexible tube mounted to the distal end of said endoscope.