Patents by Inventor Craig M. Litherland

Craig M. Litherland 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).

  • Publication number: 20240108259
    Abstract: An arrangement includes a housing, a plurality of sampling and analysis sites contained within the housing, each of the sampling and analysis sites having a skin-penetration member having a first end configured to pierce the skin, and an inner lumen in communication with the first end, an actuator operatively associated with the skin-penetration member, and an analyte quantification member in fluid communication with the inner lumen of the skin-penetration member. Integrated devices including such arrangements are also described.
    Type: Application
    Filed: April 17, 2023
    Publication date: April 4, 2024
    Inventors: Craig M. LITHERLAND, Jeffrey L. EMERY, Raul ESCUTIA, James W. PFEIFFER, Jeffrey M. JONES
  • Publication number: 20220039711
    Abstract: An arrangement for producing a sample of body fluid from a wound opening created in a skin surface at a sampling site includes: a housing, the housing comprising a first opening; a skin interface member disposed in the first opening, the skin interface member comprising an inner member having a second opening, and an outer member at least partially surrounding the inner member and attached to the first opening; and at least one skin-penetration member configured and arranged to project within the second opening. Arrangements having alternatively constructed skin interface members are also described.
    Type: Application
    Filed: May 26, 2021
    Publication date: February 10, 2022
    Inventors: Raul Escutia, Craig M. Litherland, Jeffrey L. Emery, Jeffrey M. Jones, Michael F. Tomasco, Kelley J. Lipman
  • Publication number: 20210307662
    Abstract: An arrangement for producing a sample of body fluid from a wound opening created in a skin surface at a sampling site includes at least one skin-penetration member having a first end configured to pierce the surface of the skin, and a inner lumen in communication with the first end; at least one actuator operatively associated with the at least one skin-penetration member; and at least one catalyst device configured to cause perfusion of body fluid at the sampling site; wherein the at least one actuator is configured to locate the at least one skin-penetration member so as to obstruct the wound opening while transporting body fluid through the inner lumen. Associated methods are also described.
    Type: Application
    Filed: November 16, 2020
    Publication date: October 7, 2021
    Inventors: Raul ESCUTIA, Jeffrey L. EMERY, Craig M. LITHERLAND
  • Patent number: 11045125
    Abstract: An arrangement for producing a sample of body fluid from a wound opening created in a skin surface at a sampling site includes: a housing, the housing comprising a first opening; a skin interface member disposed in the first opening, the skin interface member comprising an inner member having a second opening, and an outer member at least partially surrounding the inner member and attached to the first opening; and at least one skin-penetration member configured and arranged to project within the second opening. Arrangements having alternatively constructed skin interface members are also described.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: June 29, 2021
    Assignee: Intuity Medical, Inc.
    Inventors: Raul Escutia, Craig M. Litherland, Jeffrey L. Emery, Jeffrey M. Jones, Michael F. Tomasco, Kelley J. Lipman
  • Patent number: 10842427
    Abstract: An arrangement for producing a sample of body fluid from a wound opening created in a skin surface at a sampling site includes at least one skin-penetration member having a first end configured to pierce the surface of the skin, and a inner lumen in communication with the first end; at least one actuator operatively associated with the at least one skin-penetration member; and at least one catalyst device configured to cause perfusion of body fluid at the sampling site; wherein the at least one actuator is configured to locate the at least one skin-penetration member so as to obstruct the wound opening while transporting body fluid through the inner lumen. Associated methods are also described.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: November 24, 2020
    Assignee: Intuity Medical, Inc.
    Inventors: Raul Escutia, Jeffrey L. Emery, Craig M. Litherland
  • Publication number: 20200155052
    Abstract: An arrangement includes a housing, a plurality of sampling and analysis sites contained within the housing, each of the sampling and analysis sites having a skin-penetration member having a first end configured to pierce the skin, and an inner lumen in communication with the first end, an actuator operatively associated with the skin-penetration member, and an analyte quantification member in fluid communication with the inner lumen of the skin-penetration member. Integrated devices including such arrangements are also described.
    Type: Application
    Filed: September 11, 2019
    Publication date: May 21, 2020
    Inventors: Craig M. LITHERLAND, Jeffrey L. EMERY, Raul ESCUTIA, James W. PFEIFFER, Jeffrey M. JONES
  • Patent number: 10441205
    Abstract: An arrangement includes a housing, a plurality of sampling and analysis sites contained within the housing, each of the sampling and analysis sites having a skin-penetration member having a first end configured to pierce the skin, and an inner lumen in communication with the first end, an actuator operatively associated with the skin-penetration member, and an analyte quantification member in fluid communication with the inner lumen of the skin-penetration member. Integrated devices including such arrangements are also described.
    Type: Grant
    Filed: June 23, 2016
    Date of Patent: October 15, 2019
    Assignee: Intuity Medical, Inc.
    Inventors: Craig M. Litherland, Jeffrey L. Emery, Raul Escutia, James W. Pfeiffer, Jeffrey M. Jones
  • Publication number: 20180310865
    Abstract: An arrangement for producing a sample of body fluid from a wound opening created in a skin surface at a sampling site includes at least one skin-penetration member having a first end configured to pierce the surface of the skin, and a inner lumen in communication with the first end; at least one actuator operatively associated with the at least one skin-penetration member; and at least one catalyst device configured to cause perfusion of body fluid at the sampling site; wherein the at least one actuator is configured to locate the at least one skin-penetration member so as to obstruct the wound opening while transporting body fluid through the inner lumen. Associated methods are also described.
    Type: Application
    Filed: December 1, 2017
    Publication date: November 1, 2018
    Inventors: Raul ESCUTIA, Jeffrey L. EMERY, Craig M. LITHERLAND
  • Publication number: 20180214059
    Abstract: An arrangement for producing a sample of body fluid from a wound opening created in a skin surface at a sampling site includes: a housing, the housing comprising a first opening; a skin interface member disposed in the first opening, the skin interface member comprising an inner member having a second opening, and an outer member at least partially surrounding the inner member and attached to the first opening; and at least one skin-penetration member configured and arranged to project within the second opening. Arrangements having alternatively constructed skin interface members are also described.
    Type: Application
    Filed: November 29, 2017
    Publication date: August 2, 2018
    Inventors: Raul ESCUTIA, Craig M. LITHERLAND, Jeffrey L. EMERY, Jeffrey M. JONES, Michael F. TOMASCO, Kelley J. LIPMAN
  • Patent number: 9839384
    Abstract: An arrangement for producing a sample of body fluid from an opening created in a skin surface at a sampling site including a cartridge with a plurality of compartments and a plurality of sampling sites, and a detector assembly. Each sampling site includes a skin-penetration member having a first end configured to pierce the surface of the skin and an inner lumen in communication with the first end, a spring actuator operatively associated with the skin-penetration member, and a needle hub connecting the skin-penetration member and the spring actuator. The needle hub includes a reagent pad and the spring actuator is configured to drive the skin-penetration member to form the wound opening. Each compartment at least partially encloses the skin-penetration member, the spring actuator, and the needle hub of a respective sampling site.
    Type: Grant
    Filed: June 18, 2015
    Date of Patent: December 12, 2017
    Assignee: Intuity Medical, Inc.
    Inventors: Raul Escutia, Jeffrey L. Emery, Craig M. Litherland
  • Patent number: 9833183
    Abstract: An arrangement for producing a sample of body fluid from a wound opening created in a skin surface at a sampling site includes: a housing, the housing comprising a first opening; a skin interface member disposed in the first opening, the skin interface member comprising an inner member having a second opening, and an outer member at least partially surrounding the inner member and attached to the first opening; and at least one skin-penetration member configured and arranged to project within the second opening. Arrangements having alternatively constructed skin interface members are also described.
    Type: Grant
    Filed: June 1, 2009
    Date of Patent: December 5, 2017
    Assignee: Intuity Medical, Inc.
    Inventors: Raúl Escutia, Craig M. Litherland, Jeffrey L. Emery, Jeffrey M. Jones, Michael F. Tomasco, Kelley J. Lipman
  • Publication number: 20160367178
    Abstract: An arrangement includes a housing, a plurality of sampling and analysis sites contained within the housing, each of the sampling and analysis sites having a skin-penetration member having a first end configured to pierce the skin, and an inner lumen in communication with the first end, an actuator operatively associated with the skin-penetration member, and an analyte quantification member in fluid communication with the inner lumen of the skin-penetration member. Integrated devices including such arrangements are also described.
    Type: Application
    Filed: June 23, 2016
    Publication date: December 22, 2016
    Inventors: Jeffrey L. EMERY, Craig M. LITHERLAND, Raul ESCUTIA, James W. PFEIFFER, Jeffrey M. JONES
  • Patent number: 9380974
    Abstract: An arrangement includes a housing, a plurality of sampling and analysis sites contained within the housing, each of the sampling and analysis sites having a skin-penetration member having a first end configured to pierce the skin, and an inner lumen in communication with the first end, an actuator operatively associated with the skin-penetration member, and an analyte quantification member in fluid communication with the inner lumen of the skin-penetration member. Integrated devices including such arrangements are also described.
    Type: Grant
    Filed: September 29, 2006
    Date of Patent: July 5, 2016
    Assignee: Intuity Medical, Inc.
    Inventors: Craig M. Litherland, Jeffrey L. Emery, Raul Escutia, James W. Pfeiffer, Jeffrey M. Jones
  • Publication number: 20160038066
    Abstract: An arrangement for producing a sample of body fluid from an opening created in a skin surface at a sampling site including a cartridge with a plurality of compartments and a plurality of sampling sites, and a detector assembly. Each sampling site includes a skin-penetration member having a first end configured to pierce the surface of the skin and an inner lumen in communication with the first end, a spring actuator operatively associated with the skin-penetration member, and a needle hub connecting the skin-penetration member and the spring actuator. The needle hub includes a reagent pad and the spring actuator is configured to drive the skin-penetration member to form the wound opening. Each compartment at least partially encloses the skin-penetration member, the spring actuator, and the needle hub of a respective sampling site.
    Type: Application
    Filed: June 18, 2015
    Publication date: February 11, 2016
    Inventors: Raul ESCUTIA, Jeffrey L. EMERY, Craig M. LITHERLAND
  • Patent number: 9060723
    Abstract: An arrangement for producing a sample of body fluid from an opening created in a skin surface at a sampling site including a cartridge with a plurality of compartments and a plurality of sampling sites, and a detector assembly. Each sampling site includes a skin-penetration member having a first end configured to pierce the surface of the skin and an inner lumen in communication with the first end, a spring actuator operatively associated with the skin-penetration member, and a needle hub connecting the skin-penetration member and the spring actuator. The needle hub includes a reagent pad and the spring actuator is configured to drive the skin-penetration member to form the wound opening. Each compartment at least partially encloses the skin-penetration member, the spring actuator, and the needle hub of a respective sampling site.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: June 23, 2015
    Assignee: Intuity Medical, Inc.
    Inventors: Raul Escutia, Jeffrey L. Emery, Craig M. Litherland
  • Publication number: 20140336480
    Abstract: An arrangement for producing a sample of body fluid from a wound opening created in a skin surface at a sampling site includes at least one skin-penetration member having a first end configured to pierce the surface of the skin, and a inner lumen in communication with the first end; at least one actuator operatively associated with the at least one skin-penetration member; and at least one catalyst device configured to cause perfusion of body fluid at the sampling site; wherein the at least one actuator is configured to locate the at least one skin-penetration member so as to obstruct the wound opening while transporting body fluid through the inner lumen. Associated methods are also described.
    Type: Application
    Filed: July 29, 2014
    Publication date: November 13, 2014
    Inventors: Raul ESCUTIA, Jeffrey L. EMERY, Craig M. LITHERLAND
  • Patent number: 8795201
    Abstract: An arrangement for producing a sample of body fluid from a wound opening created in a skin surface at a sampling site includes at least one skin-penetration member having a first end configured to pierce the surface of the skin, and a inner lumen in communication with the first end; at least one actuator operatively associated with the at least one skin-penetration member; and at least one catalyst device configured to cause perfusion of body fluid at the sampling site; wherein the at least one actuator is configured to locate the at least one skin-penetration member so as to obstruct the wound opening while transporting body fluid through the inner lumen. Associated methods are also described.
    Type: Grant
    Filed: January 28, 2013
    Date of Patent: August 5, 2014
    Assignee: Intuity Medical, Inc.
    Inventors: Raul Escutia, Jeffrey L. Emery, Craig M. Litherland
  • Publication number: 20130274568
    Abstract: An arrangement comprises a housing containing one or more components configured for at least one of body fluid sampling and analysis. The arrangement includes a housing containing one or more components configured for at least one of body fluid sampling and analysis, and a body attachment element. The housing and the body attachment element are connected by a quick-release mechanism configured to facilitate removal of the housing from the body attachment element.
    Type: Application
    Filed: February 25, 2013
    Publication date: October 17, 2013
    Inventors: Raul ESCUTIA, Craig M. Litherland, Jeffrey L. Emery, James W. Pfeiffer, Christo P. Pamichev
  • Patent number: 8382681
    Abstract: An arrangement comprises a housing containing one or more components configured for at least one of body fluid sampling and analysis. The arrangement includes a housing containing one or more components configured for at least one of body fluid sampling and analysis, and a body attachment element. The housing and the body attachment element are connected by a quick-release mechanism configured to facilitate removal of the housing from the body attachment element.
    Type: Grant
    Filed: September 29, 2006
    Date of Patent: February 26, 2013
    Assignee: Intuity Medical, Inc.
    Inventors: Raul Escutia, Craig M. Litherland, Jeffrey L. Emery, James W. Pfeiffer, Christo P. Pamichev
  • Patent number: 8372015
    Abstract: An integrated monitoring and body fluid sampling device constructed to permit digital as well as alternate-site body fluid sampling and analysis, the device comprising: a housing; at least one skin-penetration member; and a member constructed for the application of circumferential or vacuum pressure to an appendage; wherein the member is detachably or retractably connected to the housing in a manner such that the integrated monitoring and body fluid sampling device can perform digital or alternate-site body fluid sampling and analysis. Additional arrangements and techniques are also described.
    Type: Grant
    Filed: August 28, 2006
    Date of Patent: February 12, 2013
    Assignee: Intuity Medical, Inc.
    Inventors: Raul Escutia, Jeffrey L. Emery, Craig M. Litherland, Jeffrey M. Jones, Gregory C. Loney, Michael F. Tomasco