Patents by Inventor Christopher Brian Locke
Christopher Brian Locke has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12343239Abstract: A dressing includes a barrier film layer, a wound contact layer coupled to the barrier film layer, and a plurality of felted foam strips positioned between the barrier film layer and the wound contact layer. Each strip provides a manifolding pathway. The barrier film layer and the wound contact layer include a central region and a plurality of peninsular projections extending therefrom in the shape of a hand.Type: GrantFiled: July 30, 2020Date of Patent: July 1, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Christopher Brian Locke, Thomas Alan Edwards
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Patent number: 12324728Abstract: An apparatus for filling a wound can include an array of at least four truncated ellipsoids interconnected to define at least one fluid path through, for example perpendicular to, the array. The longest principal axis of each ellipsoid may be perpendicular to the array. Each truncated ellipsoid may be a spheroid and/or may include an approximately elliptical contact surface at each contact surface between two interconnected ellipsoids. Each fluid pathway may have four continuously-curved concave sides and may have a parallelogram-shaped cross-section with continuously-curved concave edges. A dressing may include the apparatus, a dressing layer coupled to the apparatus, a backing layer disposed over a surface of the dressing layer opposite the apparatus, and an attachment device disposed on at least a margin of the backing layer. Methods of treating various tissue sites using the apparatus or dressing with negative-pressure therapy are also disclosed.Type: GrantFiled: July 8, 2022Date of Patent: June 10, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Timothy Mark Robinson, Christopher Brian Locke, Benjamin Andrew Pratt, Larry Tab Randolph, Justin Alexander Long, James Courage, Diwi L. Allen, Kristine M. Kieswetter
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Patent number: 12324725Abstract: A dressing for treating a tissue site may include a base layer, a sealing member, a first and a second wicking layer, and an absorbent layer. The base layer may have a periphery surrounding a central portion and a plurality of apertures disposed through the periphery and the central portion. At least one of the apertures in the periphery may be positioned at an edge of the periphery, and may have an interior exposed at the edge. The sealing member and the base layer may define an enclosure. The first and the second wicking layer may each be disposed in the enclosure with the absorbent layer positioned between the first and the second wicking layer. Other dressings, systems, and methods are disclosed.Type: GrantFiled: July 11, 2023Date of Patent: June 10, 2025Assignee: Solventum Intellectual Properties CompanyInventor: Christopher Brian Locke
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Patent number: 12279932Abstract: A releasable medical drape, and systems and methods having the same, includes at least a liquid-impermeable, vapor-permeable layer, a pressure-sensitive adhesive layer, and a soft-gel layer having a plurality of apertures. The soft-gel layer is configured to be disposed adjacent to a tissue site. A portion of the pressure-sensitive adhesive layer extends through the plurality of apertures in the soft-gel layer to contact the tissue site. The soft-gel layer forms a good seal with the tissue site and the pressure-sensitive adhesive layer extending through the plurality of apertures forms a firm—but releasable—coupling with the tissue site.Type: GrantFiled: September 29, 2023Date of Patent: April 22, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Christopher Brian Locke, Timothy Mark Robinson, Li Yao
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Patent number: 12274823Abstract: In some illustrative examples, a bridge suitable for treating a tissue site may include a bridge sealing member and one or more bridge wicking layers. The bridge sealing member may extend along a length of the bridge, and may define an internal passageway in fluid communication between a receiving end of the bridge and a transmitting end of the bridge. The one or more bridge wicking layers may be disposed within the internal passageway of the bridge sealing member. Other apparatus, systems, and methods are disclosed.Type: GrantFiled: April 14, 2023Date of Patent: April 15, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Christopher Brian Locke, Justin Alexander Long, Benjamin Locke, Benjamin Andrew Pratt, Thomas Alan Edwards, Timothy Mark Robinson
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Patent number: 12268835Abstract: This disclosure describes devices, systems, and methods related to a connection point of a therapy system which includes light switchable adhesive and is configured to be switched by light provided by and/or via one or more components of the therapy system. An example of a connection point is an interface between two tubes of therapy system. An example of light provided to the exemplary connection point is light provided to one of the two tubes such that the light travels to the connection point, via at least the one tube, to switch the light switchable adhesive.Type: GrantFiled: January 7, 2020Date of Patent: April 8, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Christopher Brian Locke, Timothy Mark Robinson
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Patent number: 12268836Abstract: Systems, methods, and apparatuses for irrigating a tissue site are described. The system can include a tissue interface and a sealing member configured to be placed over the tissue site to form a sealed space, and a negative-pressure source fluidly coupled to the sealed space. The system includes an irrigation valve having a housing, a piston disposed in the housing, a fluid inlet to fluidly couple a fluid inlet chamber to a fluid source, and a fluid outlet to fluidly couple a fluid outlet chamber to the sealed space. A piston passage extends through the piston and fluidly couples the fluid inlet chamber and the fluid outlet chamber, and a biasing member is coupled to the piston to bias the irrigation valve to a closed position. The negative-pressure source is configured to move the piston between the closed position and an open position to draw fluid to the sealed space.Type: GrantFiled: May 18, 2023Date of Patent: April 8, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Timothy Mark Robinson, Christopher Brian Locke, James A. Luckemeyer
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Patent number: 12239747Abstract: Described herein are embodiments of a wound dressing layer. The wound dressing layer may include an open-cell foam. The foam may have a 50% compression force deflection of not more than about 4.8 kPa. The foam may also have a density of at least 24 kg/m3. The foam may exhibit a density increase of a factor of at least 12 at about ?75 mmHg.Type: GrantFiled: November 3, 2023Date of Patent: March 4, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Christopher Brian Locke, Timothy Mark Robinson
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Patent number: 12233198Abstract: A wound therapy system and method for clearing fluids from a conduit includes a wound dressing apparatus, a pneumatic pump, a valve, and a controller. The wound dressing apparatus is fluidly coupled to a wound, the pump, and the valve. The controller is configured to determine a volume of instillation fluid that has been delivered to the wound, to operate the pneumatic pump and the valve to apply a negative pressure to the wound dressing apparatus to purge a first portion of the instillation fluid, and to operate the pneumatic pump and the valve during a purge operation to deliver a volume of air through the wound dressing apparatus that is approximately equal to or greater than the volume of instillation fluid to purge a second portion of the instillation fluid from the wound dressing apparatus.Type: GrantFiled: August 11, 2020Date of Patent: February 25, 2025Assignee: Solventum Intellectual Properties CompanyInventor: Christopher Brian Locke
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Patent number: 12226289Abstract: Illustrative embodiments of a dressing for treating a tissue site may include a fluid transport layer, an offloading layer, and a liquid deflector. The offloading layer may be in fluid communication with the fluid transport layer, and the offloading layer may include a force offloading region and a target region. The liquid deflector may be positioned between the fluid transport layer and the offloading layer. The liquid deflector may be configured to deflect a liquid from the tissue site into contact with the target region of the offloading layer. The target region may be configured to expand for offloading forces at the tissue site. Other dressings, systems, and methods are disclosed.Type: GrantFiled: July 16, 2019Date of Patent: February 18, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Christopher Brian Locke, Timothy Mark Robinson
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Patent number: 12220302Abstract: In some embodiments, a dressing assembly may include a dressing bolster, an interface seal, and a base layer. The dressing bolster may include a first side, a second side, and a periphery. The interface seal may be coupled at the periphery of the dressing bolster. The base layer may include a base layer flange configured to be coupled to the dressing and to extend beyond the periphery of the dressing bolster. The dressing assembly may be suitable for treating a tissue site with reduced pressure and for creating an apposition force between a first portion of the tissue site and a second portion of the tissue site. Other systems, apparatus, and methods are disclosed.Type: GrantFiled: March 1, 2024Date of Patent: February 11, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Benjamin A. Pratt, Christopher Brian Locke, Timothy Mark Robinson
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Patent number: 12220301Abstract: This disclosure includes wound dressings (18) and systems (10) with therapeutic gas and negative pressure sources for incision management. The dressing, which are configured to be coupled to tissue to facilitate delivery of oxygen to the tissue, comprise a manifold configured to permit communication of oxygen to the tissue the manifold (46) defining: a plurality of gas passageways (50); and a plurality of openings (62), one or more of which comprises a length (66) and a width (70) that is at least 50 percent less than the length; and a gas-occlusive layer (86) configured to be disposed over the manifold and coupled to the tissue such that an interior volume containing the manifold is defined between the gas-occlusive layer and the tissue and the gas-occlusive layer limits escape of oxygen from the interior volume.Type: GrantFiled: January 4, 2019Date of Patent: February 11, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Justin Alexander Long, Christopher Brian Locke, Kristine M. Kieswfetter
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Patent number: 12186159Abstract: A cover for protecting a tissue site may comprise a shell layer, an adhesive disposed on the shell layer, and a contact layer disposed adjacent to the adhesive. The contact layer may have a first pattern of apertures and bridges, and the shell layer may have a second pattern of apertures overlaying the bridges. In some examples, the adhesive may have a bond strength that is greater than the tensile modulus of the shell layer. The contact layer may have an open area of about 40 percent to about 50 percent of the total area of the contact layer. A release liner may be disposed adjacent to the contact layer. Perforations through the shell layer and the contact layer can define a sacrificial segment configured to be separated from the shell layer and the contact layer. A handling bar may be coupled to the sacrificial segment.Type: GrantFiled: March 20, 2020Date of Patent: January 7, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Christopher Brian Locke, Timothy Mark Robinson
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Patent number: 12178598Abstract: A therapy system for treating a tissue site with negative-pressure therapy and/or fluid instillation therapy in response to information received from a diagnostic module is described. The therapy system may include a dressing, a negative-pressure source, a container, and a diagnostic module. The dressing be placed on the tissue site, and the negative-pressure source may be fluidly coupled to the dressing. The container may be fluidly coupled to the dressing and to the negative-pressure source to receive fluid from the tissue site. The diagnostic module may be exposed to gas associated with the fluid from the tissue site. The diagnostic module may comprise a sensor configured to detect a condition of the tissue site and to generate an output based on the detected condition. The sensor may be configured to detect a volatile organic compound. The diagnostic module may be positioned on the container.Type: GrantFiled: August 3, 2020Date of Patent: December 31, 2024Assignee: Solventum Intellectual Properties CompanyInventors: Christopher Brian Locke, Richard Daniel John Coulthard, Timothy Mark Robinson
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Patent number: 12171931Abstract: Connection pads for coupling fluid-instillation and negative pressure wound therapy (NPWT) apparatuses to wound dressing, and methods and wound dressings for breaching a drape after coupling a wound dressing to a fluid-instillation and/or NPWT apparatus.Type: GrantFiled: April 30, 2021Date of Patent: December 24, 2024Assignee: Solventum Intellectual Properties CompanyInventors: Christopher Brian Locke, Colin John Hall, Aidan Marcus Tout, Paul S. Slack, Thomas Paul Lawhorn, Timothy Mark Robinson
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Patent number: 12161793Abstract: A negative pressure wound treatment (NPWT) system including a NWPT therapy unit and a wound dressing configured to overlay a wound bed. The NPWT system includes a first length of tubing comprising a first end and a second end, the first end of the first length of tubing coupled to the NWPT therapy unit and the second end of the first length of tubing having a first coupling half, as well as a second length of tubing having a first end and second end, the first end of the second length of tubing coupled to the wound dressing and the second end of the second length of tubing having a second coupling half. The NPWT system includes an inline filter comprising a sintered polymer and a superabsorbent material, and an inline coupling, wherein the inline coupling is configured to operably couple and de-couple the NPWT therapy unit and wound dressing.Type: GrantFiled: October 2, 2023Date of Patent: December 10, 2024Assignee: Solventum Intellectual Properties CompanyInventors: Timothy Mark Robinson, Christopher Brian Locke, Colin J. Hall
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Patent number: 12156786Abstract: A medical drape for use with a reduced pressure system for providing reduced pressure to a tissue site is described. In some embodiments, the drape may include a flexible film, and an adhesive layer coupled to the flexible film. The adhesive layer may include a first adhesive disposed on a first portion of the flexible film in a first pattern. The first adhesive can be configured to secure the flexible film proximate to the tissue site. The adhesive layer generally includes a second adhesive disposed on a second portion of the flexible film in a second pattern. The second adhesive can be configured to seal the flexible film proximate to the tissue site. The first pattern and the second pattern are preferably registered so that the first portion and the second portion are offset to cover substantially different portions of the flexible film.Type: GrantFiled: September 1, 2023Date of Patent: December 3, 2024Assignee: Solventum Intellectual Properties CompanyInventors: Timothy Mark Robinson, Christopher Brian Locke
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Patent number: 12144922Abstract: A customizable wound treatment system for treating multiple zones of a wound includes a dressing configured for use with a first zone and a second zone of a wound that includes a first foam layer placed over the first zone, a second foam layer placed over the second zone, a first drape layer disposed over the first foam layer and beneath the second foam layer, and a second drape layer disposed over the second foam layer. The customizable wound treatment system includes a negative pressure source pneumatically coupled to the first foam layer and the second foam layer and operable to create a negative pressure at the first zone and the second zone and a fluid instillation pump fluidly coupled to the first foam layer and configured to instill a treatment fluid to the first zone.Type: GrantFiled: July 16, 2020Date of Patent: November 19, 2024Assignee: Solventum Intellectual Properties CompanyInventors: Christopher A. Carroll, Christopher Brian Locke, Shannon C. Ingram, Justin Rice
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Patent number: 12138380Abstract: New and useful systems, apparatuses, and methods for providing negative-pressure therapy with instillation of topical treatment solutions are described. An apparatus may comprise an exudate container, a solution source, and a pneumatically-actuated instillation regulator. The instillation regulator may be coupled to the exudate container and to the solution source, and negative pressure from a negative-pressure source can actuate the instillation regulator. In some embodiments, a negative-pressure source may be configured for a negative-pressure interval and a venting interval, and the instillation regulator can be configured to draw instillation solution from the solution source during a negative-pressure interval and to instill the solution to a dressing during a venting interval.Type: GrantFiled: August 10, 2021Date of Patent: November 12, 2024Assignee: Solventum Intellectual Properties CompanyInventors: Benjamin Andrew Pratt, Christopher Brian Locke, James Killingworth Seddon
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Patent number: 12127916Abstract: An evaporative bridge dressing that may be used with negative-pressure treatment of tissue. The evaporative bridge dressing may have one or more fluid transfer layers comprised of high-density wicking material enclosed between layers of film having high moisture-vapor transfer rates to reduce liquid storage and minimize pressure drop.Type: GrantFiled: August 29, 2018Date of Patent: October 29, 2024Assignee: Solventum Intellectual Properties CompanyInventors: Christopher Brian Locke, Justin Alexander Long, Benjamin Locke, Benjamin Andrew Pratt, Thomas Alan Edwards