Patents by Inventor Tamara Widenhouse
Tamara Widenhouse 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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Publication number: 20190000538Abstract: The present disclosure provides a surgical instrument that includes an end effector configured to slideably receive a cutting member. The end effector includes a first and second jaw that is movable relative to the first jaw, a hot zone in a center portion of the end effector, and cool zones in both side portions of the end effector. The first and second jaws define an elongate slot therebetween, to slideably receive the cutting member within the elongate slot to cut tissue located between the first and second jaws. The first jaw includes a first insulative layer and a second insulative layer in the hot zone, a first electrode layer on the first insulative layer, a second electrode layer on the second insulative layer, and heat sink layers in the cool zones. The heat sink layers are configured to cool the tissue in the cool zones to minimize lateral thermal spread.Type: ApplicationFiled: June 28, 2017Publication date: January 3, 2019Inventors: Tamara Widenhouse, David C. Yates, Frederick E. Shelton, IV
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Patent number: 10130352Abstract: A bowel retractor device comprising a bendable collar, a flexible planar film, and at least one preformed opening defined in the flexible planar film is disclosed. The at least one preformed opening is configured to retainingly support at least one section of bowel. The at least one preformed opening comprises an open center portion defining a hole in the flexible planar film and a plurality of radially-extending slots extending from an outer perimeter of the hole. Each radially-extending slot comprises a slot width that is different from a diametrical width of the hole to form a plurality of gripping portions extending inward toward the open center portion. The gripping portions are formed for gripping the at least one section of bowel to retainingly support the at least one section of bowel inserted through the open center portion.Type: GrantFiled: July 1, 2015Date of Patent: November 20, 2018Assignee: Ethicon LLCInventors: Tamara Widenhouse, Frederick E. Shelton, IV
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Patent number: 9861428Abstract: A medical device includes an end effector configured to apply bipolar energy to target tissue along a working portion thereof and a fluid control system to control the flow of a fluid produced when the end effector applies the bipolar energy to heat the target tissue. The fluid control system includes a fluid path element defining a fluid path, a distal fluid port configured to intake the fluid adjacent to the working portion of an end effector for transport through the fluid path, and a proximal fluid port configured to intake the fluid transported through the fluid path and to exhaust the transported fluid.Type: GrantFiled: September 16, 2013Date of Patent: January 9, 2018Assignee: Ethicon LLCInventors: Gregory A. Trees, Susan G. Arshonsky, Jonathan T. Batross, Chad P. Boudreaux, Edward G. Chekan, Catherine A. Corbett, Craig T. Davis, Alex W. Kiturkes, Terry A. McFarland, David A. Monroe, John M. Sarley, Frederick E. Shelton, IV, John B. Schulte, Foster B. Stulen, Aaron C. Voegele, William B. Weisenburgh, II, Tamara Widenhouse, David A. Witt
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Publication number: 20170367991Abstract: A tissue thickness compensator may generally comprise a compressible core comprising a plurality of movable particles, and a wrap surrounding the compressible core. The plurality of movable particles may comprise at least one medicament. A tissue thickness compensator may generally comprise a compressible core comprising a plurality of crushable particles, and a wrap surrounding the compressible core. The plurality of crushable particles may comprise at least one medicament. The compressible core may comprise a material selected from a group consisting of a biocompatible material. The wrap may comprise a material selected from a group consisting of a biocompatible material. Articles of manufacture comprising the tissue thickness compensator and methods of making and using the tissue thickness compensator are also described.Type: ApplicationFiled: April 6, 2017Publication date: December 28, 2017Inventors: Tamara Widenhouse, Frederick E. Shelton, IV, Gary W. Knight, Chester O. Baxter, III, Kreena R. Modi, Katherine J. Schmid
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Patent number: 9737358Abstract: In various embodiments, a surgical instrument is provided that may comprise an end effector for performing a surgical procedure on tissue, for example. The end effector may comprise at least one energy delivery surface and heat dissipation means for dissipating heat from at least a portion of the end effector. For example, in at least one embodiment, the end effector may comprise a first jaw, a second jaw, and a cutting member. The cutting member may comprise a cutting surface and a body, which may define a cavity and at least one opening communicating with the cavity. A fluid may be moved through the cavity to and/or from the opening(s). Additionally, in at least one embodiment, a surgical instrument's end effector may comprise a first jaw, a second jaw, a cutting member, and at least one heat pipe. Various other heat dissipation means are also disclosed.Type: GrantFiled: March 20, 2015Date of Patent: August 22, 2017Assignee: Ethicon LLCInventors: Andrew T. Beckman, Bradley E. White, Cory G. Kimball, John F. Cummings, Al Mirel, Christopher J. Schall, Jeffrey L. Aldridge, Timothy G. Dietz, David A. Witt, Mary E. Mootoo, Zhifan F. Huang, Raymond M. Banks, Tamara Widenhouse, Frederick E. Shelton, IV, Jason L. Harris, Jeffrey S. Swayze, Prasanna Malaviya, Gregory W. Johnson, Paul Guerra
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Publication number: 20170196637Abstract: A surgical end effector can comprise a first jaw member and a second jaw member. The first jaw member may define an exterior surface on a distal portion thereof. The second jaw member may define an exterior surface on a distal portion thereof. The first jaw member may be moveable relative to the second jaw member between a first position and a second position. At least one of the exterior surfaces of the first and second jaw members may include a tissue gripping portion.Type: ApplicationFiled: March 15, 2017Publication date: July 13, 2017Inventors: Frederick E. Shelton, IV, Jeffrey S. Swayze, Charles J. Scheib, Tamara Widenhouse
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Patent number: 9629814Abstract: A tissue thickness compensator may generally comprise a compressible core comprising a plurality of movable particles, and a wrap surrounding the compressible core. The plurality of movable particles may comprise at least one medicament. A tissue thickness compensator may generally comprise a compressible core comprising a plurality of crushable particles, and a wrap surrounding the compressible core. The plurality of crushable particles may comprise at least one medicament. The compressible core may comprise a material selected from a group consisting of a biocompatible material. The wrap may comprise a material selected from a group consisting of a biocompatible material. Articles of manufacture comprising the tissue thickness compensator and methods of making and using the tissue thickness compensator are also described.Type: GrantFiled: March 20, 2014Date of Patent: April 25, 2017Assignee: Ethicon Endo-Surgery, LLCInventors: Tamara Widenhouse, Frederick E. Shelton, IV, Gary W. Knight, Chester O. Baxter, III, Kreena R. Modi, Katherine J. Schmid
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Publication number: 20170007229Abstract: Bowel retractor devices. In various forms, the bowel retractor devices are configurable from a collapsed position wherein the retractor may be inserted through a trocar cannula or other opening in a patient's body to a second expanded position wherein at least a portion of the patient's bowel may be advantageously supported in a desired position.Type: ApplicationFiled: September 22, 2016Publication date: January 12, 2017Inventors: Tamara Widenhouse, Andrew Yoo, Frederick E. Shelton, IV, Katherine J. Schmid, Aron O. Zingman, Richard W. Timm, Jacob S. Gee, Steven G. Hall, Daniel J. Mumaw, Taylor W. Aronhalt, Gregory W. Johnson, Michael J. Vendely, Andrew T. Beckman, James R. Janszen
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Publication number: 20160199063Abstract: In various embodiments, a tissue thickness compensator can comprise a compressible extracellular matrix and a bioabsothable material dispersed within the extracellular matrix, wherein the bioapsorption of the bioabsorbable material is configured to leave behind channels in the extracellular matrix. The tissue thickness compensator can also comprise generation means for generating the ingrowth of tissue into the channels. In at least one embodiment, the tissue thickness compensator can comprise dissolvable wicking members which, when dissolved, can leave behind channels in the tissue thickness compensator. In certain embodiments, the tissue thickness compensator can comprise at least one rupturable capsule.Type: ApplicationFiled: January 11, 2016Publication date: July 14, 2016Inventors: Venkataramanan Mandakolathur Vasudevan, Cortney E. Henderson, Taylor W. Aronhalt, Jeffrey L. Aldridge, Charles J. Scheib, Chunlin Yang, Christopher J. Schall, Chester O. Baxter, III, Frederick E. Shelton, Joseph H. Contiliano, Tamara Widenhouse, Donna L. Korvick
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Patent number: 9332974Abstract: A tissue thickness compensator may generally comprise a first layer comprising a first medicament, a second layer comprising a second medicament, and a third layer comprising a third medicament. The tissue thickness compensator may comprise a first layer comprising a first medicament, a second layer comprising a second medicament, and a reservoir comprising a third medicament disposed within the reservoir. The medicaments may be independently selected from a haemostatic agent, an anti-inflammatory agent, an antibiotic agent, anti-microbial agent, an anti-adhesion agent, an anti-coagulant agent, a pharmaceutically active agent, a matrix metalloproteinase inhibitor, and combinations thereof. Articles of manufacture comprising the tissue thickness compensator and methods of making and using the tissue thickness compensator are also described.Type: GrantFiled: March 28, 2012Date of Patent: May 10, 2016Assignee: Ethicon Endo-Surgery, LLCInventors: Cortney E. Henderson, Taylor W. Aronhalt, Chunlin Yang, Charles J. Scheib, Venkataramanan Mandakolathur Vasudevan, Mark D. Timmer, Richard W. Timm, Tamara Widenhouse, Steven G. Hall
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Publication number: 20160074040Abstract: Tissue thickness compensators for use with surgical staplers that are configured to form staples having different formed heights. Various tissue thickness compensators are disclosed that have non-uniform cross-sectional thicknesses or profiles. The tissue thickness compensators may be formed with a surface that matches a non-planar surface of the anvil or the staple cartridge deck. Methods of forming tissue thickness compensators with non-uniform cross-sectional thicknesses or profiles are also disclosed.Type: ApplicationFiled: November 25, 2015Publication date: March 17, 2016Inventors: Tamara Widenhouse, Frederick E. Shelton, IV, Mark D. Timmer, Steven G. Hall, Richard W. Timm, Matthew M. Lang
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Patent number: 9241714Abstract: In various embodiments, a tissue thickness compensator can comprise a film body formed from a continuous extruded shape and, in addition, a fibrous medicament core.Type: GrantFiled: March 28, 2012Date of Patent: January 26, 2016Assignee: Ethicon Endo-Surgery, Inc.Inventors: Richard W. Timm, Mark D. Timmer, Tamara Widenhouse, Matthew M. Lang, John L. Stammen, Gary W. Knight, Christopher W. Widenhouse, William B. Weisenburgh, II, Stephanie A. Mutchler, Mark H. Ransick, Katherine J. Schmid, Frederick E. Shelton, IV, Chester O. Baxter, III
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Patent number: 9232941Abstract: In various embodiments, a tissue thickness compensator can comprise a compressible extracellular matrix and a bioabsorbable material dispersed within the extracellular matrix, wherein the bioapsorption of the bioabsorbable material is configured to leave behind channels in the extracellular matrix. The tissue thickness compensator can also comprise generation means for generating the ingrowth of tissue into the channels. In at least one embodiment, the tissue thickness compensator can comprise dissolvable wicking members which, when dissolved, can leave behind channels in the tissue thickness compensator. In certain embodiments, the tissue thickness compensator can comprise at least one rupturable capsule.Type: GrantFiled: March 28, 2012Date of Patent: January 12, 2016Assignee: Ethicon Endo-Surgery, Inc.Inventors: Venkataramanan Mandakolathur Vasudevan, Cortney E. Henderson, Taylor W. Aronhalt, Jeffrey L. Aldridge, Charles J. Scheib, Chunlin Yang, Christopher J. Schall, Chester O. Baxter, III, Frederick E. Shelton, IV, Joseph H. Contiliano, Tamara Widenhouse, Donna L. Korvick
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Patent number: 9220500Abstract: A fastener cartridge assembly for an end effector of a surgical instrument can comprise a cartridge body, a deformable tube, and a fastener moveable between an initial position and a fired position. The deformable tube can be longitudinally positioned along a length of the cartridge body. When the fastener is moved to the fired position, the fastener can compress a portion of the deformable tube. The deformable tube can comprise a resilient material such that deformation of the deformable tube generates a restoring force. The deformable tube can comprise a lattice of strands woven together to form a tube wall. Further, the deformable tube can be bioabsorbable and can hold a therapeutic agent. The fastener cartridge assembly can comprise multiple, substantially parallel deformable tubes positioned side-by-side and/or within each other.Type: GrantFiled: March 28, 2012Date of Patent: December 29, 2015Assignee: Ethicon Endo-Surgery, Inc.Inventors: Jeffrey S. Swayze, Frederick E. Shelton, IV, Tamara Widenhouse, Christopher W. Widenhouse, Taylor W. Aronhalt, Charles J. Scheib
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Publication number: 20150297210Abstract: Bowel retractor devices. In various forms, the bowel retractor devices are configurable from a collapsed position wherein the retractor may be inserted through a trocar cannula or other opening in a patient's body to a second expanded position wherein at least a portion of the patient's bowel may be advantageously supported in a desired position.Type: ApplicationFiled: July 1, 2015Publication date: October 22, 2015Inventors: Tamara Widenhouse, Andrew Yoo, Frederick E. Shelton, IV, Katherine J. Schmid, Aron O. Zingman, Richard W. Timm, Jacob S. Gee, Steven G. Hall, Daniel J. Mumaw, Taylor W. Aronhalt, Gregory W. Johnson, Michael J. Vendely, Andrew T. Beckman, James R. Janszen
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Patent number: 9089330Abstract: Bowel retractor devices. In various forms, the bowel retractor devices are configurable from a collapsed position wherein the retractor may be inserted through a trocar cannula or other opening in a patient's body to a second expanded position wherein at least a portion of the patient's bowel may be advantageously supported in a desired position.Type: GrantFiled: July 13, 2011Date of Patent: July 28, 2015Assignee: Ethicon Endo-Surgery, Inc.Inventors: Tamara Widenhouse, Andrew Yoo, Frederick E. Shelton, IV, Katherine J. Schmid, Aron O. Zingman, Richard W. Timm, Jacob S. Gee, Steven G. Hall, Daniel J. Mumaw, Taylor W. Aronhalt, Gregory W. Johnson, Michael J. Vendely, Andrew T. Beckman, James R. Janszen
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Publication number: 20150196352Abstract: In various embodiments, a surgical instrument is provided that may comprise an end effector for performing a surgical procedure on tissue, for example. The end effector may comprise at least one energy delivery surface and heat dissipation means for dissipating heat from at least a portion of the end effector. For example, in at least one embodiment, the end effector may comprise a first jaw, a second jaw, and a cutting member. The cutting member may comprise a cutting surface and a body, which may define a cavity and at least one opening communicating with the cavity. A fluid may be moved through the cavity to and/or from the opening(s). Additionally, in at least one embodiment, a surgical instrument's end effector may comprise a first jaw, a second jaw, a cutting member, and at least one heat pipe. Various other heat dissipation means are also disclosed.Type: ApplicationFiled: March 20, 2015Publication date: July 16, 2015Inventors: Andrew T. Beckman, Bradley E. White, Cory G. Kimball, John F. Cummings, Al Mirel, Christopher J. Schall, Jeffrey L. Aldridge, Timothy G. Dietz, David A. Witt, Mary E. Mootoo, Zhifan F. Huang, Raymond M. Banks, Tamara Widenhouse, Frederick E. Shelton, IV, Jason L. Harris, Jeffrey S. Swayze, Foster B. Stulen, Prasanna Malaviya, Gregory W. Johnson, Paul Guerra
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Patent number: 9005199Abstract: In various embodiments, a surgical instrument is provided that may comprise an end effector for performing a surgical procedure on tissue, for example. The end effector may comprise at least one energy delivery surface and heat dissipation means for dissipating heat from at least a portion of the end effector. For example, in at least one embodiment, the end effector may comprise a first jaw, a second jaw, and a cutting member. The cutting member may comprise a cutting surface and a body, which may define a cavity and at least one opening communicating with the cavity. A fluid may be moved through the cavity to and/or from the opening(s). Additionally, in at least one embodiment, a surgical instrument's end effector may comprise a first jaw, a second jaw, a cutting member, and at least one heat pipe. Various other heat dissipation means are also disclosed.Type: GrantFiled: June 10, 2010Date of Patent: April 14, 2015Assignee: Ethicon Endo-Surgery, Inc.Inventors: Andrew T. Beckman, Bradley E. White, Cory G. Kimball, John F. Cummings, Al Mirel, Christopher J. Schall, Jeffrey L. Aldridge, Timothy G. Dietz, David A. Witt, Mary E. Mootoo, Zhifan F. Huang, Raymond M. Banks, Tamara Widenhouse, Frederick E. Shelton, IV, Jason L. Harris, Jeffrey S. Swayze, Foster B. Stulen, Prasanna Malaviya, Gregory W. Johnson, Paul Guerra
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Publication number: 20150080879Abstract: A medical device includes an end effector configured to apply bipolar energy to target tissue along a working portion thereof and a fluid control system to control the flow of a fluid produced when the end effector applies the bipolar energy to heat the target tissue. The fluid control system includes a fluid path element defining a fluid path, a distal fluid port configured to intake the fluid adjacent to the working portion of an end effector for transport through the fluid path, and a proximal fluid port configured to intake the fluid transported through the fluid path and to exhaust the transported fluid.Type: ApplicationFiled: September 16, 2013Publication date: March 19, 2015Applicant: Ethicon Endo-Surgery, Inc.Inventors: Gregory A. Trees, Susan G. Arshonsky, Jonathan T. Batross, Chad P. Boudreaux, Edward G. Chekan, Catherine A. Corbett, Craig T. Davis, Alex W. Kiturkes, Terry A. McFarland, David A. Monroe, John M. Sarley, Frederick E. Shelton, IV, John B. Schulte, Foster B. Stulen, Aaron C. Voegele, William B. Weisenburgh, II, Tamara Widenhouse, David A. Witt
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Patent number: 8864007Abstract: A fastener cartridge can comprise a compressible, collapsible, and/or crushable cartridge body and fasteners embedded within the cartridge body which can be utilized to fasten tissue. In use, the fastener cartridge can be positioned in a first jaw of a surgical fastening device, wherein the first jaw can be positioned opposite a second jaw, or anvil. The anvil can be engaged with the fastener cartridge to compress, collapse, and/or crush the cartridge body and deform, or otherwise deploy, the fasteners contained therein. As the fasteners are deformed or deployed, the fasteners can capture at least a portion of the cartridge body therein along with at least a portion of the tissue being fastened. In various embodiments, the cartridge body can comprise a thickness which is not uniform thereacross. In at least one embodiment, the fasteners can comprise different unformed heights and/or different formed heights.Type: GrantFiled: September 30, 2010Date of Patent: October 21, 2014Assignee: Ethicon Endo-Surgery, Inc.Inventors: Tamara Widenhouse, Frederick E. Shelton, IV