Patents by Inventor David Rezac
David Rezac 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: 12484955Abstract: Apparatus for performing a minimally-invasive procedure, the apparatus comprising: a shaft having a distal end and a proximal end; a monopolar knife assembly attached to the distal end of the shaft, the monopolar knife assembly comprising a knife; a handle attached to the proximal end of the shaft; wherein the shaft comprises a flexible portion and an articulating portion, wherein the flexible portion extends distally from the handle and the articulating portion extends distally from the flexible portion; wherein at least one articulation cable extends from the handle to the articulating portion, such that when tension is applied to the at least one articulation cable, the articulating portion deflects; wherein an actuation element extends through the shaft from the handle to the knife, such that when the actuation element is moved, the knife is moved; and wherein the actuation element transmits electrical power from the handle to the knife.Type: GrantFiled: September 20, 2022Date of Patent: December 2, 2025Assignee: Lumendi AGInventors: Jonathan O'Keefe, Jeffrey Cerier, Amos Cruz, David Rezac, Niklas Helmick, Peter Aliski, Andrew Caunter
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Publication number: 20240390643Abstract: A delivery system for the deployment of an implant includes a delivery catheter, a tissue penetrating element disposed on an open distal end of the delivery catheter, and a guard member comprising a proximal portion disposed over, and translatable relative to, the respective tissue penetrating element and distal end of the delivery catheter, the guard member defining a lumen configured to receive and cover the tissue penetrating element, the lumen defining a longitudinal axis of the guard member, wherein the proximal portion of the guard member transitions into a split-open distal portion adjacent a distal opening of the lumen, the split-open distal portion comprising a contour configured to engage and deflect the tissue penetrating element at an angle relative to the longitudinal axis of the guard member when the guard member is translated proximally relative to the tissue penetrating element.Type: ApplicationFiled: August 6, 2024Publication date: November 28, 2024Applicant: CEREVASC, INC.Inventors: Joseph Calderan, Emma Hawkes, Hern Kim, Anthony Maiorano, David Rezac, Jack Sattell, Alexandra Wirth
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Publication number: 20230218338Abstract: Apparatus for performing a minimally-invasive procedure, the apparatus comprising: a shaft having a distal end and a proximal end; a monopolar knife assembly attached to the distal end of the shaft, the monopolar knife assembly comprising a knife; a handle attached to the proximal end of the shaft; wherein the shaft comprises a flexible portion and an articulating portion, wherein the flexible portion extends distally from the handle and the articulating portion extends distally from the flexible portion; wherein at least one articulation cable extends from the handle to the articulating portion, such that when tension is applied to the at least one articulation cable, the articulating portion deflects; wherein an actuation element extends through the shaft from the handle to the knife, such that when the actuation element is moved, the knife is moved; and wherein the actuation element transmits electrical power from the handle to the knife.Type: ApplicationFiled: September 20, 2022Publication date: July 13, 2023Inventors: Jonathan O'Keefe, Jeffrey Cerier, Amos Cruz, David Rezac, Niklas Helmick, Peter Aliski, Andrew Caunter
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Patent number: 11446081Abstract: Apparatus for performing a minimally-invasive procedure, the apparatus comprising: a shaft having a distal end and a proximal end; a monopolar knife assembly attached to the distal end of the shaft, the monopolar knife assembly comprising a knife; a handle attached to the proximal end of the shaft; wherein the shaft comprises a flexible portion and an articulating portion, wherein the flexible portion extends distally from the handle and the articulating portion extends distally from the flexible portion; wherein at least one articulation cable extends from the handle to the articulating portion, such that when tension is applied to the at least one articulation cable, the articulating portion deflects; wherein an actuation element extends through the shaft from the handle to the knife, such that when the actuation element is moved, the knife is moved; and wherein the actuation element transmits electrical power from the handle to the knife.Type: GrantFiled: February 3, 2020Date of Patent: September 20, 2022Assignee: Lumedi Ltd.Inventors: Jonathan O'Keefe, Jeffrey Cerier, Amos Cruz, David Rezac, Niklas Helmick, Peter Aliski, Andrew Caunter
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Patent number: 11376031Abstract: Apparatus for performing a minimally-invasive procedure, the apparatus comprising: a tool comprising: a shaft having a distal end and a proximal end; a handle attached to the proximal end of the shaft; and an end effector attached to the distal end of the shaft; wherein the shaft comprises a flexible portion extending distally from the proximal end of the shaft, and an articulating portion extending proximally from the distal end of the shaft, and wherein the articulating portion comprises a flexible spine; wherein a plurality of articulation cables extend through the shaft from the handle to the flexible spine, such that when tension is applied to at least one of the plurality of articulation cables, the flexible spine bends; wherein a rotatable element extends through the shaft from the handle to the end effector, such that when the rotatable element is rotated, the end effector rotates; and wherein an actuation element extends through the shaft from the handle to the end effector, such that when the actuatType: GrantFiled: April 13, 2020Date of Patent: July 5, 2022Assignee: Lumendi Ltd.Inventors: Jonathan O'Keefe, Jeffrey Cerier, Amos Cruz, David Rezac
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Publication number: 20200305906Abstract: Apparatus for performing a minimally-invasive procedure, the apparatus comprising: a tool comprising: a shaft having a distal end and a proximal end; a handle attached to the proximal end of the shaft; and an end effector attached to the distal end of the shaft; wherein the shaft comprises a flexible portion extending distally from the proximal end of the shaft, and an articulating portion extending proximally from the distal end of the shaft, and wherein the articulating portion comprises a flexible spine; wherein a plurality of articulation cables extend through the shaft from the handle to the flexible spine, such that when tension is applied to at least one of the plurality of articulation cables, the flexible spine bends; wherein a rotatable element extends through the shaft from the handle to the end effector, such that when the rotatable element is rotated, the end effector rotates; and wherein an actuation element extends through the shaft from the handle to the end effector, such that when the actuatType: ApplicationFiled: April 13, 2020Publication date: October 1, 2020Inventors: Jonathan O'Keefe, Jeffrey Cerier, Amos Cruz, David Rezac
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Patent number: 10695162Abstract: A system for applying a fiber matrix on a tubular member is provided. A mandrel, configured for atraumatic placement within the tubular member, is included. Methods for atraumatic placement of a mandrel into a tubular member are also provided.Type: GrantFiled: December 15, 2017Date of Patent: June 30, 2020Assignee: Xeltis AGInventors: Lorenzo Soletti, Mohammed S. El-Kurdi, Jon McGrath, J. Christopher Flaherty, Liem Vu, Jerry Brightbill, Stephen Evans, Joseph Ting, David Rezac, Timothy Robinson
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Publication number: 20200170701Abstract: Apparatus for performing a minimally-invasive procedure, the apparatus comprising: a shaft having a distal end and a proximal end; a monopolar knife assembly attached to the distal end of the shaft, the monopolar knife assembly comprising a knife; a handle attached to the proximal end of the shaft; wherein the shaft comprises a flexible portion and an articulating portion, wherein the flexible portion extends distally from the handle and the articulating portion extends distally from the flexible portion; wherein at least one articulation cable extends from the handle to the articulating portion, such that when tension is applied to the at least one articulation cable, the articulating portion deflects; wherein an actuation element extends through the shaft from the handle to the knife, such that when the actuation element is moved, the knife is moved; and wherein the actuation element transmits electrical power from the handle to the knife.Type: ApplicationFiled: February 3, 2020Publication date: June 4, 2020Inventors: Jonathan O'Keefe, Jeffrey Cerier, Amos Cruz, David Rezac, Niklas Helmick, Peter Aliski, Andrew Caunter
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Patent number: 10617438Abstract: Apparatus for performing a minimally-invasive procedure, the apparatus comprising: a tool comprising: a shaft having a distal end and a proximal end; a handle attached to the proximal end of the shaft; and an end effector attached to the distal end of the shaft; wherein the shaft comprises a flexible portion extending distally from the proximal end of the shaft, and an articulating portion extending proximally from the distal end of the shaft, and wherein the articulating portion comprises a flexible spine; wherein a plurality of articulation cables extend through the shaft from the handle to the flexible spine, such that when tension is applied to at least one of the plurality of articulation cables, the flexible spine bends; wherein a rotatable element extends through the shaft from the handle to the end effector, such that when the rotatable element is rotated, the end effector rotates; and wherein an actuation element extends through the shaft from the handle to the end effector, such that when the actuatType: GrantFiled: October 20, 2016Date of Patent: April 14, 2020Assignee: Lumendi Ltd.Inventors: Jonathan O'Keefe, Jeffrey Cerier, Amos Cruz, David Rezac
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Publication number: 20180289466Abstract: A system for applying a fiber matrix on a tubular member is provided. A mandrel, configured for atraumatic placement within the tubular member, is included. Methods for atraumatic placement of a mandrel into a tubular member are also provided.Type: ApplicationFiled: December 15, 2017Publication date: October 11, 2018Inventors: Lorenzo SOLETTI, Mohammed S. EL-Kurdi, Jon Mcgrath, J. Christopher Flaherty, Liem Vu, Jerry Brightbill, Stephen Evans, Joseph Ting, David Rezac, Timothy Robinson
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Patent number: 9867690Abstract: A system for applying a fiber matrix on a tubular member is provided. A mandrel, configured for atraumatic placement within the tubular member, is included. Methods for atraumatic placement of a mandrel into a tubular member are also provided.Type: GrantFiled: February 8, 2012Date of Patent: January 16, 2018Assignee: NEOGRAFT TECHNOLOGIES, INC.Inventors: Lorenzo Soletti, Mohammed S. El-Kurdi, Jon McGrath, J. Christopher Flaherty, Liem Vu, Jerry Brightbill, Stephen Evans, Joseph Ting, David Rezac, Timothy Robinson
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Patent number: 9750968Abstract: Provided is an articulating bench configured to support a user, comprising a longitudinally-extending frame structure pivotably supporting back-supporting and independently-pivotable leg supporting portions. Removable arm supporting portions may be provided that pivot about the back supporting portion. In various example embodiments the articulating bench structure may be foldable for compact storage. Various adjustment mechanisms and methods of use are disclosed.Type: GrantFiled: April 19, 2016Date of Patent: September 5, 2017Assignee: SDAYETPG LLCInventors: Andrew Heimann, David Rezac, Jeffrey Cerier, Amos Cruz, Jonathan O'Keefe, Nicholas Trepkowski
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Publication number: 20170105746Abstract: Apparatus for performing a minimally-invasive procedure, the apparatus comprising: a tool comprising: a shaft having a distal end and a proximal end; a handle attached to the proximal end of the shaft; and an end effector attached to the distal end of the shaft; wherein the shaft comprises a flexible portion extending distally from the proximal end of the shaft, and an articulating portion extending proximally from the distal end of the shaft, and wherein the articulating portion comprises a flexible spine; wherein a plurality of articulation cables extend through the shaft from the handle to the flexible spine, such that when tension is applied to at least one of the plurality of articulation cables, the flexible spine bends; wherein a rotatable element extends through the shaft from the handle to the end effector, such that when the rotatable element is rotated, the end effector rotates; and wherein an actuation element extends through the shaft from the handle to the end effector, such that when the actuatType: ApplicationFiled: October 20, 2016Publication date: April 20, 2017Inventors: Jonathan O'Keefe, Jeffrey Cerier, Amos Cruz, David Rezac
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Publication number: 20160302988Abstract: Provided is an articulating bench configured to support a user, comprising a longitudinally-extending frame structure pivotably supporting back-supporting and independently-pivotable leg supporting portions. Removable arm supporting portions may be provided that pivot about the back supporting portion. In various example embodiments the articulating bench structure may be foldable for compact storage. Various adjustment mechanisms and methods of use are disclosed.Type: ApplicationFiled: April 19, 2016Publication date: October 20, 2016Applicant: SDAYETPG LLCInventors: Andrew Heimann, David Rezac, Jeffrey Cerier, Amos Cruz, Jonathan O'Keefe
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Publication number: 20150223908Abstract: Provided is a system and method for simultaneous deployment of a plurality of fiducials. Various example embodiments may include an elongated hollow tube having an interior surrounding a distal portion of each of a plurality of fiducial carriers each having a fiducial removably attached therewith. Various example embodiments may include a spreading mechanism adapted to spread the distal ends of the plurality of fiducial carriers when the distal ends of the plurality of fiducial carriers are simultaneously extended beyond the distal end of the elongated hollow tube. Also provided in various example embodiments is an ejecting mechanism adapted to eject and implant the plurality of fiducials simultaneously when the fiducials are extended beyond the distal end of the elongated hollow tube and separated by a distance.Type: ApplicationFiled: September 30, 2014Publication date: August 13, 2015Inventors: Jody Westerfeld, David Rezac
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Publication number: 20140058194Abstract: A system for applying a fiber matrix on a tubular member is provided. A mandrel, configured for atraumatic placement within the tubular member, is included. Methods for atraumatic placement of a mandrel into a tubular member are also provided.Type: ApplicationFiled: February 8, 2012Publication date: February 27, 2014Applicant: Neograft Technologies, Inc.Inventors: Lorenzo Soletti, Mohammed S. El-Kurdi, Jon McGrath, J. Christopher Flaherty, Liem Vu, Jerry Brightbill, Stephen Evans, Joseph Ting, David Rezac, Timothy Robinson