Patents Assigned to ConvaTec Technologies Inc.
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Patent number: 11957614Abstract: Urine collection bags, kits including urine collection bags, methods of collecting urine, and methods of manufacturing urine collection bags are disclosed herein. A urine collection bag includes an outer profile, an inner profile, and first and second external layers. The first and second external layers are sealed around a first periphery to define the inner profile. The inner profile has a container portion and an elongated portion.Type: GrantFiled: June 10, 2020Date of Patent: April 16, 2024Assignee: ConvaTec Technologies, Inc.Inventors: Drew A. Kendrick, Julie Lambrethsen
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Patent number: 11898678Abstract: A bag connector system includes a first coupling element, with a self-closing seal and a housing having a fluid inlet port and a fluid outlet port, and a second coupling element, with a housing having a fluid inlet end and a fluid outlet end. The fluid inlet end is configured to displace the self-closing seal when inserted into the fluid outlet port of the first coupling element. A bag connector system optionally includes a locking mechanism to maintain the first coupling element and second coupling element in a coupled state. Uncoupling of the first and second coupling elements results in minimal fluid contamination on the outer surfaces of the coupling elements. The bag connector systems provided herein are included in medical appliances for waste management.Type: GrantFiled: November 30, 2021Date of Patent: February 13, 2024Assignee: ConvaTec Technologies Inc.Inventors: Yun Jin, Bret Weig, John Cline, Mingliang Lawrence Tsai
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Patent number: 11890218Abstract: Ostomy appliances with a filter system that is resistant to clogging by waste expelled by the stoma are provided for waste management.Type: GrantFiled: November 7, 2019Date of Patent: February 6, 2024Assignee: ConvaTec Technologies Inc.Inventors: Gary Oberholtzer, Marc Lesko
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Patent number: 11890642Abstract: Methods of modifying a medical device and manufacturing a medical device are disclosed. One embodiment of a method of modifying a medical device includes treating a portion of the medical device with cold plasma and functionalizing the plasma-treated portion with a polymer. One embodiment of a method of manufacturing a medical device includes providing a subcutaneous part configured to be positioned subcutaneously in a user and performing a surface treatment on a portion of the subcutaneous part.Type: GrantFiled: December 29, 2021Date of Patent: February 6, 2024Assignee: ConvaTec Technologies Inc.Inventor: Neal Robert Carty
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Patent number: 11883577Abstract: A fluid collection apparatus for use in negative pressure wound therapy. The fluid collection apparatus includes a flexible bag having a first opening and a second opening. The bag includes a structure defining a fluid pathway connecting the first opening and the second opening. The pathway is circulative and contributes to orientation independence of the bag in use. The bag further includes a load-bearing component.Type: GrantFiled: January 4, 2022Date of Patent: January 30, 2024Assignee: ConvaTec Technologies Inc.Inventors: Robert Gordon Maurice Selby, Lawrence Mark Baker, Steven Paul Gowers
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Patent number: 11865192Abstract: Embodiments described herein relate to compounds for the detection of wounds, e.g., chronic wounds or infected wounds, including compositions, substrates, kits, dressing materials, and articles, and systems containing such compounds. Further embodiments relate to methods of using these compositions, kits and systems in diagnostic assays, and in the diagnosis and/or detection of chronic or infected wounds based on enzymatic conversion of specific substrates which are contained in the compositions. Additional embodiments relate to methods of characterizing wounds based on expression of a plurality of markers and using such information to treat, manage, and follow-up patients suffering from chronic or infected wounds.Type: GrantFiled: March 15, 2021Date of Patent: January 9, 2024Assignee: ConvaTec Technologies, Inc.Inventor: Lucy Ballamy
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Patent number: 11806270Abstract: Certain embodiments relate to a soft odor barrier material in a medical device. The soft odor barrier material includes an elastomer and an antiblocking agent. In certain forms, the antiblocking agent imparts an interior rough surface having an arithmetic mean surface roughness (Ra) not less than 0.1 ?m. In certain forms, the antiblocking agent is non-blocking upon folding and packaging.Type: GrantFiled: November 24, 2021Date of Patent: November 7, 2023Assignee: ConvaTec Technologies Inc.Inventors: Mingliang Lawrence Tsai, Tinh Nguyen-Demary
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Patent number: 11737906Abstract: Certain embodiments of the present application relate to an adjustable ostomy wafer system including an ostomy wafer and an insert ring 100. The ostomy wafer includes an adjustable layer with an effluent opening through which effluent flows, and the adjustable layer has a body-facing side and a non-body-facing side. The insert ring 100 is capable of providing or increasing convexity of the adjustable layer when the insert ring 100 is pressed against the non-body-facing side of the adjustable layer.Type: GrantFiled: February 7, 2020Date of Patent: August 29, 2023Assignee: ConvaTec Technologies, Inc.Inventor: James D. Jones
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Patent number: 11717434Abstract: 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.Type: GrantFiled: April 26, 2021Date of Patent: August 8, 2023Assignee: ConvaTec Technologies Inc.Inventors: James Donald Jones, Jr., Gary Oberholtzer
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Patent number: 11679020Abstract: 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.Type: GrantFiled: April 27, 2020Date of Patent: June 20, 2023Assignee: ConvaTec Technologies, Inc.Inventors: Emily Donovan, Garry Storey, Wayne Bonnefin, Roxanna Woodward, Stephen Desmond, Lisa Price, Clive Wilson, James Glover
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Patent number: 11638658Abstract: 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 foam 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 foam layer coupled to the external layer.Type: GrantFiled: April 27, 2020Date of Patent: May 2, 2023Assignee: ConvaTec Technologies, Inc.Inventors: Emily Donovan, Garry Storey, Wayne Bonnefin, Roxanna Woodward, Stephen Desmond, Lisa Price, Clive Wilson, James Glover
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Patent number: 11628093Abstract: 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.Type: GrantFiled: June 4, 2020Date of Patent: April 18, 2023Assignee: ConvaTec Technologies, Inc.Inventors: Bryony Jayne Lee, Stephen Michael Cotton
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Patent number: 11590276Abstract: 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.Type: GrantFiled: September 9, 2019Date of Patent: February 28, 2023Assignee: ConvaTec Technologies Inc.Inventor: Christopher Gregory
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Patent number: 11458044Abstract: A wound dressing including a nonwoven absorbent layer including a layer of fabric comprising gel-forming fibers. The absorbent layer is gathered in a longitudinal direction by stitching through the layer of fabric using one or more resilient threads or yarns and an inelastic thread or yarn. The resilient and inelastic threads or yarns gather the layer of fabric so that the layer of fabric in use is configured to maintain close conformability with a wound during movement, and to elongate by 35% to 85% and then recover.Type: GrantFiled: September 24, 2018Date of Patent: October 4, 2022Assignee: ConvaTec Technologies Inc.Inventors: Stephen Michael Cotton, Bryony Jayne Lee
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Patent number: 11241525Abstract: A stand-alone system for assessing wound exudates from the wound of a patient is described. The system contains functionality to detect, process and report various wound parameters. The system also may make treatment determinations based on these findings. The system may detect one or more physiological values of the wound exudates from the wound of the patient. The system may also compare detected physiological values to predetermined physiological values, in order to obtain a comparison result in real time. The system may include a processor (15) which provides an electronic signal based on the comparison result in which the electronic signal may corresponds to guidelines for treating the wound (3). The system described may be an accessory, which may be used on its own, or in conjunction with other wound treatment devices (9).Type: GrantFiled: April 15, 2020Date of Patent: February 8, 2022Assignee: ConvaTec Technologies Inc.Inventor: Landy Aaron Toth
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Patent number: 11166837Abstract: An ostomy appliance including an ostomy pouch with a filter and a center pleated panel to protect the filter, facilitate deodorization and deter ballooning.Type: GrantFiled: February 11, 2019Date of Patent: November 9, 2021Assignee: ConvaTec Technologies Inc.Inventors: Marc Lesko, Mingliang Lawrence Tsai, Gary Oberholtzer
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Patent number: 11116884Abstract: An integrated system for assessing wound exudates from the wound of a patient is described. The system may contain functionality to detect, process and report various wound parameters. The system also may make treatment determinations based on these findings. The system may detect one or more physiological values of the wound exudates from the wound of the patient. The system may means for comparing the one or more detected physiological values to predetermined physiological values in order to obtain a comparison result in real time. The system may include a processor 15 which provides an electronic signal based on a comparison result in which the electronic signal may correspond to guidelines for treating the wound 13. The system may be integrated with other wound treatment devices, such as negative pressure wound therapy devices (NPWT) 9.Type: GrantFiled: December 31, 2018Date of Patent: September 14, 2021Assignee: ConvaTec Technologies Inc.Inventor: Landy Toth
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Patent number: 11071640Abstract: Provided herein are controlled evacuation devices, ostomy devices, methods for the manufacture of such devices and the use of such devices.Type: GrantFiled: November 20, 2013Date of Patent: July 27, 2021Assignee: Convatec Technologies Inc.Inventors: George Fattman, Kimberly Murray, Marc Lesko, Thomas Harrit, Nicolani Sorensen
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Patent number: 10709825Abstract: A stand-alone system for assessing wound exudates from the wound of a patient is described. The system contains functionality to detect, process and report various wound parameters. The system also may make treatment determinations based on these findings. The system may detect one or more physiological values of the wound exudates from the wound of the patient. The system may also compare detected physiological values to predetermined physiological values, in order to obtain a comparison result in real time. The system may include a processor (15) which provides an electronic signal based on the comparison result in which the electronic signal may corresponds to guidelines for treating the wound (3). The system described may be an accessory, which may be used on its own, or in conjunction with other wound treatment devices (9).Type: GrantFiled: November 16, 2016Date of Patent: July 14, 2020Assignee: ConvaTec Technologies Inc.Inventor: Landy Aaron Toth
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Patent number: 10543133Abstract: An absorbent component for a wound dressing, the component comprising a wound contacting layer comprising gel forming fibres bound to a foam layer.Type: GrantFiled: November 10, 2010Date of Patent: January 28, 2020Assignee: ConvaTec Technologies Inc.Inventors: Helen Louise Shaw, David Colin Pritchard, Bryony Jayne Lee, Stephen Mark Bishop