Patents Assigned to Dentsply IH AB
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Patent number: 12109366Abstract: An extension tube for a urinary catheter comprises a tubular body with an inlet opening, an outlet opening and an internal lumen extending between the inlet opening and the opening. The tubular body comprising at least a first layer, which first layer includes natural and/or regenerated cellulose fibers, and preferably to a large extent, such as at least 40 wt %. The tubular body is further arranged to be compressible into a compacted, preferably generally flat, storage state, and to be expandable into an expanded, tubular use state.Type: GrantFiled: April 21, 2021Date of Patent: October 8, 2024Assignee: DENTSPLY IH ABInventors: Frida Iselau, Heikki Sojakka
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Patent number: 12053592Abstract: A urinary catheter is disclosed, comprising a tubular shaft extending between an insertable end and a discharge end, and a tip fixedly connected to said insertable end of the tubular shaft. The tip has an outer diameter which at all places is equal to or lower than the outer diameter of the tubular shaft, and is very soft, so that the hardness of the tip is equal to or lower than 60 micro Shore A. It has been found that such a soft tip provides a catheter which is easier to insert into the urethra, in particular in urethras providing various types of obstacles. A corresponding method of manufacturing is also disclosed.Type: GrantFiled: January 14, 2021Date of Patent: August 6, 2024Assignee: DENTSPLY IH ABInventors: Martin Nyman, Niklas Dahlberg
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Patent number: 11779727Abstract: A urinary catheter assembly includes a urinary catheter having a proximal part with an insertion tip, a distal part and a tubular shaft extending between the insertion tip and the distal part. A package having at least a first compartment with an opening is provided to enclose the proximal part and at least a part of the tubular shaft therein in a curved or curled state during storage. A protective sleeve arrangement is arranged around the distal part of the urinary catheter, and a distal end of the protective sleeve arrangement is connected to the urinary catheter, at or in the vicinity of a distal end of the catheter. The protective sleeve arrangement includes at least two sleeves that are telescopically displaceable in relation to each other, and the protective sleeve arrangement is transformable between a retracted position and an extended position.Type: GrantFiled: October 26, 2021Date of Patent: October 10, 2023Assignee: DENTSPLY IH ABInventors: Karsten Eriksson, Michael Sandberg, Niklas Dahlberg, Benny Svendsen
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Patent number: 11724008Abstract: A medical device, such as a catheter, is disclosed, comprising a substrate and having on its surface, on at least a part thereof, a hydrophilic surface layer providing low-friction surface character of the medical device when wetted by a wetting fluid. At least one base layer of the substrate, including the hydrophilic surface layer, is made of a polymer blend comprising at least one base polymer and at least one hydrophilic polymer, and wherein the concentration of the at least one hydrophilic polymer is higher in the hydrophilic surface layer than in the rest of the base layer. A method for producing such a medical device is also disclosed.Type: GrantFiled: December 22, 2016Date of Patent: August 15, 2023Assignee: DENTSPLY IH ABInventors: Johan Lundahl, Åsa Rindlav Westling
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Patent number: 11414552Abstract: An antibacterial device is disclosed that includes a substrate and an antibacterial coating or antibacterial surface being provided on at least a part of the substrate's surface. The antibacterial coating or surface includes Angstrom scale flakes, where the Angstrom scale flakes are arranged in a standing position on the substrate surface and are attached to the substrate surface via edge sides thereof. The Angstrom scale flakes can, for example, be graphene flakes, or graphite flakes having a thickness of a few atom layers. It has been found that such standing flakes are efficient in killing prokaryotic cells but do not harm eukaryotic cells.Type: GrantFiled: February 11, 2021Date of Patent: August 16, 2022Assignee: DENTSPLY IH ABInventors: Martin Lovmar, Santosh Pandit, Venkata R. S. S. Mokkapati, Jie Sun
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Patent number: 11344701Abstract: A urinary catheter assembly comprises: a urinary catheter, a tubular case and a sleeve fixedly arranged over at least a part of a non-insertable section of the urinary catheter. The sleeve includes two oppositely arranged openings and a body extending between the opening. In a first position, a storage position, the tubular case is arranged to enclose the insertable section of the urinary catheter and is removably connected to the sleeve and/or to the non-insertable section of the urinary catheter. The body portion of the sleeve is provided with a first engagement member, and the tubular case is provided with a second engagement member, thereby enabling the tubular case, when removed from the non-insertable part of the urinary catheter, to be releasably connected to the sleeve in a second disposition, the second disposition being different from the first disposition. A method for producing a urinary catheter assembly is also disclosed.Type: GrantFiled: May 23, 2019Date of Patent: May 31, 2022Assignee: DENTSPLY IH ABInventors: Per Andersin, Karsten Eriksson, Isak Folenius, Michael Sandberg
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Patent number: 11123477Abstract: Disclosed are irrigation systems and methods, which can be used for rectal/anal irrigation. One example system includes a reservoir for an irrigating liquid, a probe for arrangement in a user, tubing providing fluid communication between the reservoir and probe, and an electrical pump for indirectly pumping irrigation liquid from the reservoir to the probe through said tubing. The electrical pump is controllable to assume a plurality of predetermined flow rates. The system includes an electrically operable valve to continuously control a degree of openness of the tubing, a flow sensor to measure an actual flow rate of the irrigation liquid in the probe, and a controller to obtain a desired flow rate, and control the flow rate of the electric pump to one of the plurality of flow rates exceeding the desired flow rate, and to continuously regulate the electrically operable valve based on the measured actual flow rate.Type: GrantFiled: September 15, 2017Date of Patent: September 21, 2021Assignee: DENTSPLY IH ABInventor: Göran Eliasson
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Patent number: 11058847Abstract: A catheter assembly is disclosed, comprising a catheter, such as a urinary catheter, which at least a partly is provided with hydrophilic coating. The catheter assembly further comprises a wetting fluid. The receptacle is in direct contact with the hydrophilic coating of the catheter over the part of the catheter with the hydrophilic coating. This may, for example, be achieved by using a shrink wrap material. In order to accomplish adequate wetting, channels or the like may be provided on the inner surface of the receptacle or the outer surface of the catheter.Type: GrantFiled: March 14, 2019Date of Patent: July 13, 2021Assignee: DENTSPLY IH ABInventors: Evelina Gustavsson, Jan Utas
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Patent number: 11027055Abstract: An irrigation system is disclosed that can be uses in, for example, rectal irrigation. The system comprises a reservoir for an irrigating liquid and a probe for arrangement in a user. The probe includes an inflatable balloon for fixing the catheter in a body cavity. A first pump is provided to pump irrigation liquid from the reservoir to the probe, and a second pump is provided to pump a fluid to the balloon for inflation. A control unit controls the transfer of the irrigation liquid and the fluid, and includes a valve for releasing fluid from the balloon for deflation. Tubing provides fluid communication between the reservoir, control unit and probe. The control unit and the first and second pumps are further arranged as an integrated unitary component, and the manually operable balloon control element is arranged in the vicinity of the second pump.Type: GrantFiled: January 30, 2019Date of Patent: June 8, 2021Assignee: DENTSPLY IH ABInventor: Erik Andréen
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Patent number: 11020564Abstract: An insertion aid for catheter manipulation is disclosed. The insertion aid can be used for urinary catheters, such as hydrophilic urinary catheters for intermittent use. The insertion aid includes first and second plate-like arms arranged overlying each other and with a separation distance there between. The insertion aid also includes a resilient hinge connecting adjacent marginal edges of the plate-like arms together. At least one of the plate-like arms includes a groove on its clamping inner surface for holding a catheter shaft. The groove extends at least partly in the same direction as, and essentially parallel to, the resilient hinge, and is arranged at a distance both from the resilient hinge and from the marginal edge of the plate-like arm. Corresponding catheter set and catheter assembly are also disclosed.Type: GrantFiled: October 13, 2017Date of Patent: June 1, 2021Assignee: DENTSPLY IH ABInventors: Peter Madlung, Martin Lovmar, Evelina Gustavsson
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Patent number: 11013887Abstract: A medical device assembly is disclosed, including a medical device, preferably having a hydrophilic surface coating, and a package accommodating said medical device. The package if formed of two sheets of foil material, a first foil of which has been deep drawn into a trough shape, the package further including a resealable opening arranged within the bounds of the second foil. The medical device may e.g. be a urinary catheter.Type: GrantFiled: August 15, 2019Date of Patent: May 25, 2021Assignee: DENTSPLY IH ABInventor: Evelina Gustavsson
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Patent number: D950715Type: GrantFiled: October 1, 2020Date of Patent: May 3, 2022Assignee: DENTSPLY IH ABInventors: Michael Sandberg, Karsten Eriksson
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Patent number: D953159Type: GrantFiled: March 2, 2020Date of Patent: May 31, 2022Assignee: DENTSPLY IH ABInventors: Sophia Wetterström, Anders Eliasson, Julian Stubbs, Robert England, Christian Grönlund, Susanne Lindholm, Frida Iselau, Thomas Nyberg, Eric Hummel, Khantipol Kasemsant
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Patent number: D956968Type: GrantFiled: July 19, 2019Date of Patent: July 5, 2022Assignee: DENTSPLY IH ABInventors: Gustaf Ljunglöf, Niklas Dahlberg, Anna Kylberg Malmborg
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Patent number: D967417Type: GrantFiled: September 16, 2021Date of Patent: October 18, 2022Assignee: DENTSPLY IH ABInventors: Gustaf Ljunglöf, Niklas Dahlberg, Anna Kylberg Malmborg
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Patent number: D971743Type: GrantFiled: May 8, 2020Date of Patent: December 6, 2022Assignee: DENTSPLY IH ABInventors: Urban Ahlgren, Christian Grönlund, Kerstin Paulsson
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Patent number: D982440Type: GrantFiled: June 23, 2022Date of Patent: April 4, 2023Assignee: DENTSPLY IH ABInventors: Sophia Wetterström, Anders Eliasson, Julian Stubbs, Robert England, Christian Grönlund, Susanne Lindholm, Frida Iselau, Thomas Nyberg, Eric Hummel, Khantipol Kasemsant
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Patent number: D1005102Type: GrantFiled: July 28, 2020Date of Patent: November 21, 2023Assignee: DENTSPLY IH ABInventors: Kerstin Paulsson, Christian Grönlund, Sophia Wetterström, Susanne Lindholm, Anders Eliasson, Julian Stubbs, Robert England, Cecilia Brandt, Håkan Jansson
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Patent number: D1005103Type: GrantFiled: May 9, 2023Date of Patent: November 21, 2023Assignee: DENTSPLY IH ABInventors: Kerstin Paulsson, Christian Grönlund, Sophia Wetterström, Susanne Lindholm, Anders Eliasson, Julian Stubbs, Robert England, Cecilia Brandt, Håkan Jansson
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Patent number: D1046616Type: GrantFiled: May 9, 2023Date of Patent: October 15, 2024Assignee: DENTSPLY IH ABInventors: Kerstin Paulsson, Christian Grönlund, Sophia Wetterström, Susanne Lindholm, Anders Eliasson, Julian Stubbs, Robert England, Cecilia Brandt, Håkan Jansson