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公开(公告)号:US09345805B2
公开(公告)日:2016-05-24
申请号:US14696216
申请日:2015-04-24
Applicant: CONVATEC TECHNOLOGIES INC.
Inventor: David Malcolm Woods
CPC classification number: A61L15/46 , A61L15/18 , A61L15/28 , A61L15/44 , A61L26/0023 , A61L26/0052 , A61L26/0066 , A61L2300/104 , A61L2300/404 , A61L2300/42 , Y10T428/24041 , Y10T428/24993 , Y10T442/2525 , Y10T442/475 , Y10T442/481 , Y10T442/655
Abstract: A wound dressing having anti-microbial activity comprises a first fiber capable of bonding with silver (1) cations. The wound dressing comprises a blend of the first fiber to which silver (1) cations are bonded and a second fiber which is substantially free from silver. The wound dressing comprises from 0.01 to 5.0 percent by weight of silver (1) cations, based on the weight of fiber.
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公开(公告)号:US20150224223A1
公开(公告)日:2015-08-13
申请号:US14696216
申请日:2015-04-24
Applicant: CONVATEC TECHNOLOGIES INC.
Inventor: David Malcolm WOODS
IPC: A61L26/00
CPC classification number: A61L15/46 , A61L15/18 , A61L15/28 , A61L15/44 , A61L26/0023 , A61L26/0052 , A61L26/0066 , A61L2300/104 , A61L2300/404 , A61L2300/42 , Y10T428/24041 , Y10T428/24993 , Y10T442/2525 , Y10T442/475 , Y10T442/481 , Y10T442/655
Abstract: A wound dressing having anti-microbial activity comprises a first fibre capable of bonding with silver (1) cations. The wound dressing comprises a blend of the first fibre to which silver (1) cations are bonded and a second fibre which is substantially free from silver. The wound dressing comprises from 0.01 to 5.0 percent by weight of silver (1) cations, based on the weight of fibre.
Abstract translation: 具有抗微生物活性的伤口敷料包括能够与银(1)阳离子结合的第一纤维。 伤口敷料包括与银(1)阳离子结合的第一纤维和基本上不含银的第二纤维的共混物。 伤口敷料包含基于纤维重量的0.01至5.0重量%的银(1)阳离子。
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公开(公告)号:US20130217649A1
公开(公告)日:2013-08-22
申请号:US13767656
申请日:2013-02-14
Applicant: ConvaTec Technologies Inc.
Inventor: David Malcolm WOODS
CPC classification number: A61L15/46 , A61L15/18 , A61L15/28 , A61L15/44 , A61L26/0023 , A61L26/0052 , A61L26/0066 , A61L2300/104 , A61L2300/404 , A61L2300/42 , Y10T428/24041 , Y10T428/24993 , Y10T442/2525 , Y10T442/475 , Y10T442/481 , Y10T442/655
Abstract: A wound dressing having anti-microbial activity comprises a first fibre capable of bonding with silver (1) cations. The wound dressing comprises a blend of the first fibre to which silver (1) cations are bonded and a second fibre which is substantially free from silver. The wound dressing comprises from 0.01 to 5.0 percent by weight of silver (1) cations, based on the weight of fibre.
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公开(公告)号:US12296071B2
公开(公告)日:2025-05-13
申请号:US17564673
申请日:2021-12-29
Applicant: ConvaTec Technologies Inc.
Inventor: Rachel Zimet Pytel , Neal Robert Carty
Abstract: Methods of modifying medical devices and medical devices are disclosed. One embodiment of a method of modifying a medical device includes functionalizing a surface of the medical device using cold plasma. One embodiment of a medical device is obtained by a method of modifying a device that includes functionalizing a surface of the medical device using cold plasma.
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公开(公告)号:US12226603B2
公开(公告)日:2025-02-18
申请号:US18105391
申请日:2023-02-03
Applicant: CONVATEC TECHNOLOGIES INC.
Inventor: Christopher Gregory
Abstract: A rectal drainage appliance is disclosed comprising a tubular element having an inflatable balloon at a distal end for anchoring the appliance in the rectum. The appliance includes one or more of: (i) first and second auxiliary lumens communicating with the inflatable balloon to provide independent inflation and pressure monitoring paths coupled to the balloon; (ii) a pressure state indicator defined by a mechanical element configured to flip between first and second states or shapes responsive to sensed pressure; and (iii) a collapsible auxiliary lumen larger than the inflation lumen, and configured to permit admission of irrigation fluid. The pressure state indicator may also be used in intestinal drains.
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公开(公告)号:US11717434B2
公开(公告)日:2023-08-08
申请号:US17240274
申请日:2021-04-26
Applicant: CONVATEC TECHNOLOGIES INC.
Inventor: James Donald Jones, Jr. , Gary Oberholtzer
CPC classification number: A61F5/4407 , A61F5/441 , A61F5/442 , A61F5/443 , A61F5/445
Abstract: A medical device according to certain embodiments generally includes a first wall, a second wall, and a first deformable reinforcing member. The first wall and the second wall are joined to one another such that a cavity is formed between the first wall and the second wall. The cavity has an outlet opening formed at a proximal end of the medical device. The first deformable reinforcing member is attached to the first wall, and is deformable by manual application of pressure to lateral edges of the first deformable reinforcing member so as to radially distend the outlet opening. The first deformable reinforcing member includes at least one first notch formed in at least one lateral edge thereof. Each notch is configured to receive a portion of a user's digit to facilitate manual application of pressure to said lateral edges.
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公开(公告)号:US11679020B2
公开(公告)日:2023-06-20
申请号:US16859506
申请日:2020-04-27
Applicant: CONVATEC TECHNOLOGIES INC.
Inventor: Emily Donovan , Garry Storey , Wayne Bonnefin , Roxanna Woodward , Stephen Desmond , Lisa Price , Clive Wilson , James Glover
Abstract: Ostomy wafers, ostomy devices incorporating ostomy wafers, and methods of applying ostomy wafers and ostomy devices are disclosed herein. An ostomy wafer may include an external layer and a convex layer coupled to the external layer. An ostomy device may include an ostomy pouch and an ostomy wafer coupled to the ostomy pouch that includes an external layer and a convex layer coupled to the external layer.
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公开(公告)号:US11628093B2
公开(公告)日:2023-04-18
申请号:US16893178
申请日:2020-06-04
Applicant: CONVATEC TECHNOLOGIES INC.
Inventor: Bryony Jayne Lee , Stephen Michael Cotton
Abstract: A wound dressing including a layer in the form of a strip and including gel-forming fibers, the strip having longitudinal lines of stitches formed from a thread and transverse lines of stitches formed from a thread. In certain forms, the wound dressing includes at least one stitch free column.
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公开(公告)号:US11524147B2
公开(公告)日:2022-12-13
申请号:US17071342
申请日:2020-10-15
Applicant: CONVATEC TECHNOLOGIES INC.
Inventor: Mingliang Lawrence Tsai
Abstract: Valves and valve systems are provided that are useful for integration with inflatable indwelling medical devices to prevent over-inflation of retention balloon.
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公开(公告)号:US20220054297A1
公开(公告)日:2022-02-24
申请号:US17516102
申请日:2021-11-01
Applicant: ConvaTec Technologies Inc.
Inventor: John Cline , Bret Weig , Christopher Gregory , John Blum
IPC: A61F5/445
Abstract: A stoma adapter is described that is especially suited to a recessed stoma or a flush stoma. The stoma adapter effectively extends the discharge passage from the stoma, protects peristomal skin, and forms a bridge at the interface between the stoma and an ostomy appliance. The stoma adapter contains a substantially unobstructed discharge passage, at least for effluent flowing in a discharge direction. The stoma adapter includes a seal for sealing against the bowel wall. The stoma adapter has collapsing, expanding, flexible and reinforced designs.
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