IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0911958
(2004-08-05)
|
등록번호 |
US-7485087
(2009-02-03)
|
우선권정보 |
DE-299 09 888 U(1999-06-07) |
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
12 인용 특허 :
8 |
초록
▼
In order to create a treatment device for clearing up fistulas with which fistulas can be treated as sparingly as possible, and where the functions of the adjacent anatomical structures are to remain as intact as possible, the invention proposes a fistula blocker for clearing up a fistula passage wi
In order to create a treatment device for clearing up fistulas with which fistulas can be treated as sparingly as possible, and where the functions of the adjacent anatomical structures are to remain as intact as possible, the invention proposes a fistula blocker for clearing up a fistula passage with a plug-like closure device, at least somewhat insertable into a fistula passage, which has a bearing surface which extends at least in part circumferentially transverse to the direction of insertion and which can be brought into contact with the wall of a fistula passage, and where the closure device is provided with flexible application string which can be inserted into the fistula passage, the latter being designed as a drainage pipe.
대표청구항
▼
What is claimed is: 1. A fistula blocker, for clearing up a fistula passage comprising: a plug-like closure device comprising a bearing surface, a caudal end and a cranial end, the bearing surface extending at least partially circumferentially and transverse to the direction of insertion and being
What is claimed is: 1. A fistula blocker, for clearing up a fistula passage comprising: a plug-like closure device comprising a bearing surface, a caudal end and a cranial end, the bearing surface extending at least partially circumferentially and transverse to the direction of insertion and being in contact with the interior wall of the fistula passage when the device is inserted into the fistula passage, wherein the plug-like closure device has a semi-permeable surface; and a flexible application string directly attached to the cranial end of the plug-like closure device, the application string providing drainage of liquids out of the fistula passage. 2. The fistula blocker of claim 1, wherein the cranial end of the plug-like closure device comprises a guide section. 3. The fistula blocker of claim 1, wherein the caudal end of the plug-like closure device comprises a closure section. 4. The fistula blocker of claim 1, wherein the plug-like closure device has a conical shape. 5. The fistula blocker of claim 1, wherein the plug-like closure device has a concave outer shape. 6. The fistula blocker of claim 1, wherein the plug-like closure device has an egg shape. 7. The fistula blocker of claim 1, wherein the length of the plug-like closure device is about 2 cm. 8. The fistula blocker of claim 1, wherein the plug-like closure device comprises an absorbable material. 9. The fistula blocker of claim 1, wherein the plug-like closure device comprises one or more of poly-dioxanone, poly-glycolic acid and trimethyl-carbonate. 10. The fistula blocker of claim 1, wherein the plug-like closure device comprises metal. 11. The fistula blocker of claim 1, wherein the plug-like closure device is hollow. 12. The fistula blocker of claim 1, wherein the plug-like closure device has a spongy structure. 13. The fistula blocker of claim 1, wherein the plug-like closure device comprises a plurality of channels disposed therein. 14. The fistula blocker of claim 1, wherein the plug-like closure device comprises a plurality of indentations on the surface thereof. 15. The fistula blocker of claim 1, wherein the plug-like closure device further comprises an anchoring device. 16. The fistula blocker of claim 15, wherein the anchoring device comprises a plurality of barbed sections. 17. The fistula blocker of claim 16, wherein the plurality of barbed sections are restricted in their flexibility. 18. The fistula blocker of claim 1, wherein the length of the plug-like closure device is 0.5 to 1 cm. 19. The fistula blocker of claim 10, wherein the plug-like closure device comprises titanium. 20. A fistula blocker, for clearing up a fistula passage comprising: a plug-like closure device comprising a bearing surface, a caudal end and a cranial end, the bearing surface extending at least partially circumferentially and transverse to the direction of insertion and being in contact with the interior wall of the fistula passage when the device is inserted into the fistula passage, wherein the plug-like device includes a plurality of barbed sections; a flexible application string directly attached to the cranial end of the plug-like closure device, the application string providing drainage of liquids out of the fistula passage. 21. The fistula blocker of claim 20, wherein the cranial end of the plug-like closure device comprises a guide section. 22. The fistula blocker of claim 20, wherein the caudal end of the plug-like closure device comprises a closure section. 23. The fistula blocker of claim 20, wherein the plug-like closure device has a conical shape. 24. The fistula blocker of claim 20, wherein the plug-like closure device has a concave outer shape. 25. The fistula blocker of claim 20, wherein the plug-like closure device has an egg shape. 26. The fistula blocker of claim 20, wherein the length of the plug-like closure device is about 2 cm. 27. The fistula blocker of claim 20, wherein the plug-like closure device comprises an absorbable material. 28. The fistula blocker of claim 20, wherein the plug-like closure device comprises one or more of poly-dioxanone, poly-glycolic acid and trimethyl-carbonate. 29. The fistula blocker of claim 20, wherein the plug-like closure device comprises metal. 30. The fistula blocker of claim 20, wherein the plug-like closure device is hollow. 31. The fistula blocker of claim 20, wherein the plug-like closure device has a semi-permeable surface. 32. The fistula blocker of claim 20, wherein the plug-like closure device has a spongy structure. 33. The fistula blocker of claim 20, wherein the plug-like closure device comprises a plurality of channels disposed therein. 34. The fistula blocker of claim 20, wherein the plug-like closure device comprises a plurality of indentations on the surface thereof. 35. The fistula blocker of claim 20, wherein the plurality of barbed sections are restricted in their flexibility. 36. The fistula blocker of claim 20, wherein the length of the plug-like closure device is 0.5 to 1 cm. 37. The fistula blocker of claim 29, wherein the plug-like closure device comprises titanium. 38. A fistula blocker, for clearing up a fistula passage comprising: a plug-like closure device comprising a bearing surface, a caudal end and a cranial end, the bearing surface extending at least partially circumferentially and transverse to the direction of insertion and being in contact with the interior wall of the fistula passage when the device is inserted into the fistula passage, wherein the plug-like closure device is formed of metal, and a flexible application string directly attached to the cranial end of the plug-like closure device, the application string providing drainage of liquids out of the fistula passage. 39. The fistula blocker of claim 38, wherein the cranial end of the plug-like closure device comprises a guide section. 40. The fistula blocker of claim 38, wherein the caudal end of the plug-like closure device comprises a closure section. 41. The fistula blocker of claim 38, wherein the plug-like closure device has a conical shape. 42. The fistula blocker of claim 38, wherein the plug-like closure device has a concave outer shape. 43. The fistula blocker of claim 38, wherein the plug-like closure device has an egg shape. 44. The fistula blocker of claim 38, wherein the length of the plug-like closure device is about 2 cm. 45. The fistula blocker of claim 38, wherein the plug-like closure device is hollow. 46. The fistula blocker of claim 38, wherein the plug-like closure device comprises a plurality of channels disposed therein. 47. The fistula blocker of claim 38, wherein the plug-like closure device comprises a plurality of indentations on the surface thereof. 48. The fistula blocker of claim 38, wherein the plug-like closure device further comprises an anchoring device. 49. The fistula blocker of claim 48, wherein the anchoring device comprises a plurality of barbed sections. 50. The fistula blocker of claim 49, wherein the plurality of barbed sections are restricted in their flexibility. 51. The fistula blocker of claim 38, wherein the length of the plug-like closure device is 0.5 to 1 cm. 52. The fistula blocker of claim 38 wherein the plug-like closure device comprises titanium.
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