IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0846485
(2004-05-13)
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우선권정보 |
DE-101 56 937(2001-11-15); DE-102 10 905(2002-03-06) |
발명자
/ 주소 |
- Gleichauf,Wilhelm
- Jakab,Mariana
- Oertmann,Friedrich Wilhelm
- Renner,Torsten
- Schuster,Stefan
- Schwanke,Wolfgang
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출원인 / 주소 |
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대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
7 인용 특허 :
13 |
초록
▼
The invention relates to a sterile container, especially for receiving and containing surgical instruments or material in sterile conditions, comprising a receiving area formed by a container bottom and container walls, a lid for sealing the receiving are, and a gas exchange opening which can be sea
The invention relates to a sterile container, especially for receiving and containing surgical instruments or material in sterile conditions, comprising a receiving area formed by a container bottom and container walls, a lid for sealing the receiving are, and a gas exchange opening which can be sealed by a sterile filter maintained in a filter holder. In order to simplify replacement of the sterile filter and to simplify the production of the lid, the sterile filter and filter holder form a filter unit and the filter holder is mounted on the lid.
대표청구항
▼
What is claimed is: 1. Sterile container, in particular for the holding and sterile storage of surgical instruments or material, comprising: a holding space defined by a container base and container walls, a lid for closing the holding spaces, a filter holder mounted on said lid, a sterile filter h
What is claimed is: 1. Sterile container, in particular for the holding and sterile storage of surgical instruments or material, comprising: a holding space defined by a container base and container walls, a lid for closing the holding spaces, a filter holder mounted on said lid, a sterile filter held in said filter holder, the sterile filter and the filter holder forming a filter unit, and a gas exchange opening being closeable by said sterile filter, wherein: the filter unit, in a closed position, closes a flow path and, in a flow-permitting position, opens the flow path, so that gas exchange in the closed position is possible only through the sterile filter and in the flow-permitting position is possible through the sterile filter and/or through the flow path. 2. Sterile container according to claim 1, wherein the sterile filter and the filter holder can be releasably connected, in that the sterile filter can be released from the filter holder in a removal position and is held on the filter holder in a connection position. 3. Sterile container according to claim 1, wherein the sterile filter is held on a carrier element. 4. Sterile container according to claim 3, wherein the carrier element comprises a first and a second support element, and wherein the sterile filter is held between the two support elements. 5. Sterile container according to claim 4, wherein at least one of the two support elements comprises supporting sections, which span at least partially the gas exchange opening, for supporting the sterile filter. 6. Sterile container according to claim 4, wherein the sterile filter, the first and second support elements are nonreleasably connected to one another, in particular by adhesive bonding, clamping or welding. 7. Sterile container according to claim 2, wherein there is provided a bayonet connection for connecting the carrier element and the filter holder and for transferring the carrier element from the removal position into the connection position. 8. Sterile container according to claim 2, wherein there is provided a locking mechanism for locking the connection position of the sterile filter and the filter holder. 9. Sterile container according to claim 8, wherein the locking mechanism comprises a latching connection. 10. Sterile container according to claim 1, wherein the filter unit comprises a cover for covering the sterile filter on one side. 11. Sterile container according to claim 3, wherein the filter unit comprises a cover for covering the sterile filter on one side. 12. Sterile container according claim 10, wherein the cover is provided with apertures for allowing gas exchange through the apertures, and wherein the apertures are covered by aperture covers in a direction which is transverse with respect to a flow-permitting direction. 13. Sterile container according to claim 10, wherein the cover is spaced apart from the sterile filter. 14. Sterile container according to claim 10, wherein the cover can be releasably connected to the filter holder, and wherein the cover can be detached from the filter holder in a detachment position and is held on the filter holder in a closure position. 15. Sterile container according to claim 14, wherein there is provided a second bayonet connection for connecting the cover and the filter holder and for transferring the cover from the detachment position into the closure position. 16. Sterile container according to claim 14 wherein there is provided a second locking mechanism for locking the cover and the filter holder in the closure position. 17. Sterile container according to claim 16, wherein the second locking mechanism comprises a second latching connection. 18. Sterile container according to claim 10, wherein the carrier element comprises a centering element, which can be brought into engagement with the cover, in order to center the cover on the filter holder. 19. Sterile container according to claim 1, wherein mounting elements are provided on the filter holder and on the lid for mounting the filter unit on the lid. 20. Sterile container according to claim 3, wherein mounting elements are provided on the filter holder and on the lid for mounting the filter unit on the lid. 21. Sterile container according to claim 10, wherein mounting elements are provided on the filter holder and on the lid for mounting the filter unit on the lid. 22. Sterile container according to claim 19, wherein the mounting elements comprise at least one mounting bolt and an associated mounting bush, wherein the mounting bolt at each end has a stop for limiting a movement of the mounting bush relative to the mounting bolt, and wherein the mounting bolt is disposed on the lid and the mounting bush is disposed on the filter holder, or vice versa. 23. Sterile container according to claim 22, wherein one of the two stops is formed by the lid and the other stop is formed by a head of the mounting bolt. 24. Sterile container according to claim 19, wherein: the filter unit comprises a cover for covering the sterile filter on one side, and the cover covers the mounting elements. 25. Sterile container according to claim 1, wherein the filter unit is held on the sterile container under preload in the closed position. 26. Sterile container according to claim 25, wherein an element which has a preloading action in the longitudinal direction of the mounting bolt is supported between one of the two stops and the mounting bush. 27. Sterile container according to claim 1, wherein there is provided a sealing element for mounting the filter unit on the lid in a gastight manner. 28. Sterile container according to claim 3, wherein there is provided a sealing element for mounting the filter unit on the lid in a gastight manner. 29. Sterile container according to claim 10, wherein there is provided a sealing element for mounting the filter unit on the lid in a gastight manner. 30. Sterile container according to claim 19, wherein there is provided a sealing element for mounting the filter unit on the lid in a gastight manner. 31. Sterile container according to claim 27, wherein the sealing element comprises a sealing ring mounted on the carrier element. 32. Sterile container according to claim 1, wherein there is provided a pressure-relief valve, wherein the pressure-relief valve is disposed in such a way that in a basic position it adopts a closed position, and wherein it adopts a flow-permitting position when a pressure in the vicinity of the sterile container exceeds a pressure in the sterile container by a predetermined pressure difference. 33. Sterile container according to claim 3, wherein there is provided a pressure-relief valve, wherein the pressure-relief valve is disposed in such a way that in a basic position it adopts a closed position, and wherein it adopts a flow-permitting position when a pressure in the vicinity of the sterile container exceeds a pressure in the sterile container by a predetermined pressure difference. 34. Sterile container according to claim 10, wherein there is provided a pressure-relief valve, wherein the pressure-relief valve is disposed in such a way that in a basic position it adopts a closed position, and wherein it adopts a flow-permitting position when a pressure in the vicinity of the sterile container exceeds a pressure in the sterile container by a predetermined pressure difference. 35. Sterile container according to claim 32, wherein the filter unit forms the pressure-relief valve. 36. Sterile container according to claim 1, wherein there is provided a protective element which covers the filter unit at a spacing therefrom. 37. Sterile container according to claim 3, wherein there is provided a protective element which covers the filter unit at a spacing therefrom. 38. Sterile container according to claim 10, wherein there is provided a protective element which covers the filter unit at a spacing therefrom. 39. Sterile container according to claim 36, wherein the filter unit is mounted on an inner side of the lid, and wherein the protective element is disposed on an outer side of the lid. 40. Sterile container according to claim 36, wherein between the protective element and the lid there is provided at least one opening for the passage of gas, which is in fluid communication with the gas exchange opening and is disposed in such a way that gas flow is possible in a direction of flow running substantially transversely with respect to the flow-permitting direction of the sterile filter. 41. Sterile container according to claim 1, wherein there is provided an inflow edge which is disposed on the outer side of the lid, faces away from the gas exchange opening and slopes downward toward the outside relative to a lid plane. 42. Sterile container according to claim 10, wherein there is provided an inflow edge which is disposed on the outer side of the lid, faces away from the gas exchange opening and slopes downward toward the outside relative to a lid plane. 43. Sterile container according to claim 19, wherein there is provided an inflow edge which is disposed on the outer side of the lid, faces away from the gas exchange opening and slopes downward toward the outside relative to a lid plane. 44. Device according to claim 1, wherein the filter holder is mounted on the lid in a manner which is secured against rotation. 45. Sterile container according to claim 1, wherein the sterile filter is a long-term filter, in particular made from polytetrafluoroethylene (PTFE). 46. Sterile container according to claim 1, wherein the lid (12) is made from a plastic, in particular from polyether ether ketone (PEEK) or polyphenylene sulfone (PPSU). 47. Sterile container, in particular for the holding and sterile storage of surgical instruments or material, comprising: a holding space defined by a container base and container walls, a lid for closing the holding space, a filter holder mounted on said lid, a sterile filter held in said filter holder, the sterile filter and the filter holder forming a filter unit, a gas exchange opening being closeable by said sterile filter, and mounting elements provided on the filter holder and on the lid for mounting the filter unit on the lid, said mounting elements comprising at least one mounting bolt and an associated mounting bush, said mounting bolt at each end having a stop for limiting a movement of the mounting bush relative to the mounting bolt, said mounting bolt being disposed on the lid and the mounting bush being disposed on the filter holder, or vice versa. 48. Sterile container according to claim 47, wherein one of the two stops is formed by the lid and the other stop is formed by a head of the mounting bolt. 49. Sterile container according to claim 47, wherein there is provided an inflow edge which is disposed on the outer side of the lid, faces away from the gas exchange opening and slopes downward toward the outside relative to a lid plane. 50. Sterile container, in particular for the holding and sterile storage of surgical instruments or material, comprising: a holding space defined by a container base and container walls, a lid for closing the holding space, a filter holder mounted on said lid, a sterile filter held in said filter holder, the sterile filter and the filter holder forming a filter unit, a gas exchange opening being closeable by said sterile filter, and mounting elements provided on the filter holder and on the lid for mounting the filter unit on the lid, said filter unit comprising a cover for covering the sterile filter on one side, wherein the cover covers the mounting elements. 51. Sterile container according to claim 50, wherein there is provided an inflow edge which is disposed on the outer side of the lid, faces away from the gas exchange opening and slopes downward toward the outside relative to a lid plane. 52. Sterile container, in particular for the holding and sterile storage of surgical instruments or material, comprising: a holding space defined by a container base and container walls, a lid for closing the holding space, a filter holder mounted on said lid, a sterile filter held in said filter holder, the sterile filter and the filter holder forming a filter unit, a gas exchange opening being closeable by said sterile filter, and a pressure-relief valve, said pressure-relief valve being disposed in such a way that in a basic position it adopts a closed position, and that it adopts a flow-permitting position when a pressure in the vicinity of the sterile container exceeds a pressure in the sterile container by a predetermined pressure difference. 53. Sterile container according to claim 52, wherein the sterile filter is held on a carrier element. 54. Sterile container according to claim 52, wherein the filter unit comprises a cover for covering the sterile filter on one side. 55. Sterile container, in particular for the holding and sterile storage of surgical instruments or material, comprising: a holding space defined by a container base and container walls, a lid for closing the holding space, a filter holder mounted on said lid, a sterile filter held in said filter holder, the sterile filter and the filter holder forming a filter unit, a gas exchange opening being closeable by said sterile filter, and a protective element which covers the filter unit at a spacing therefrom, said filter unit being mounted on an inner side of the lid, and said protective element being disposed on an outer side of the lid. 56. Sterile container according to claim 55, wherein the sterile filter is held on a carrier element. 57. Sterile container according to claim 55, wherein the filter unit comprises a cover for covering the sterile filter on one side. 58. Sterile container according to claim 55, further comprising at least one opening for the passage of gas which is provided between the protective element and the lid, said at least one opening for the passage of gas being in fluid communication with the gas exchange opening and being disposed in such a way that gas flow is possible in a direction of flow running substantially transversely with respect to the flow-permitting direction of the sterile filter. 59. Sterile container, in particular for the holding and sterile storage of surgical instruments or material, comprising: a holding space defined by a container base and container walls, a lid for closing the holding space, a filter holder mounted on said lid, a sterile filter held in said filter holder, the sterile filter and the filter holder forming a filter unit, a gas exchange opening being closeable by said sterile filter, and an inflow edge being disposed on the outer side of the lid, facing away from the gas exchange opening and sloping downward toward the outside relative to a lid plane. 60. Sterile container according to claim 59, wherein the filter unit comprises a cover for covering the sterile filter on one side. 61. Sterile container according to claim 59, wherein mounting elements are provided on the filter holder and on the lid for mounting the filter unit on the lid.
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