Patents by Inventor Michael D. Sorrenti
Michael D. Sorrenti 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: 20220304827Abstract: A method of inserting a fastener into a fusion cage can include attaching a fastener head of a bone fastener to a flexible bone fastener driver. The method can also include inserting the bone fastener into a threaded throughhole of a fusion cage comprising a front wall, a pair of opposing side walls, a back wall, and top and bottom surfaces adapted for gripping opposed vertebral endplates, wherein the front wall comprises the threaded throughhole.Type: ApplicationFiled: June 15, 2022Publication date: September 29, 2022Inventors: Thomas Gamache, Michael D. Sorrenti
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Patent number: 11382768Abstract: A method of inserting a screw into a fusion cage, comprising the step of: i) attaching a screw head of a bone screw to a flexible bone screw driver comprising: a) a proximal handle, b) an intermediate shaft, c) a flexible distal end portion comprising a plurality of interlocking segments portion defining a periphery and a distal tip adapted to engage the screw head, and d) a flexible pre-bent sleeve that is configured to be placed radially over and around the plurality of interlocking segments to provide a loaded configuration, wherein the plurality of interlocking segments portion is substantially straight in its unloaded configuration, whereby the pre-bent sleeve pre-determines the trajectory of the tip in the loaded configuration, ii) inserting the bone screw into a threaded throughhole of a fusion cage comprising a front wall, a pair of opposing side walls, a back wall, and top and bottom surfaces adapted for gripping opposed vertebral endplates, wherein the front wall comprises the threaded throType: GrantFiled: July 22, 2019Date of Patent: July 12, 2022Assignee: DePuy Synthes Products, Inc.Inventors: Thomas Gamache, Michael D Sorrenti
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Patent number: 10709483Abstract: A method of expanding the spinal canal of a vertebra including inserting a bone anchor into a first lamina of the vertebra, cutting completely through the first lamina to create a space in the first lamina, cutting partially through a second, contra-lateral of the vertebra to create a partial cut in the second lamina, engaging a first segment of a plate with the bone anchor, pivoting the bone anchor and the first lamina about the partial cut in the second lamina to increase the extent of the space in the first lamina, and connecting a second segment of the plate to a portion of the vertebra across the space from the first segment of the plate such that the plate spans the space and stabilizes the vertebra.Type: GrantFiled: October 6, 2017Date of Patent: July 14, 2020Assignee: DePuy Synthes Products, Inc.Inventors: John C. Voellmicke, Edward Zalenski, Michael D. Sorrenti
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Publication number: 20200008958Abstract: A method of inserting a screw into a fusion cage, comprising the step of: i) attaching a screw head of a bone screw to a flexible bone screw driver comprising: a) a proximal handle, b) an intermediate shaft, c) a flexible distal end portion comprising a plurality of interlocking segments portion defining a periphery and a distal tip adapted to engage the screw head, and d) a flexible pre-bent sleeve that is configured to be placed radially over and around the plurality of interlocking segments to provide a loaded configuration, wherein the plurality of interlocking segments portion is substantially straight in its unloaded configuration, whereby the pre-bent sleeve pre-determines the trajectory of the tip in the loaded configuration, ii) inserting the bone screw into a threaded throughhole of a fusion cage comprising a front wall, a pair of opposing side walls, a back wall, and top and bottom surfaces adapted for gripping opposed vertebral endplates, wherein the front wall comprises the threaded throType: ApplicationFiled: July 22, 2019Publication date: January 9, 2020Applicant: DePuy Synthes Products, Inc.Inventors: Thomas Gamache, Michael D. Sorrenti
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Patent number: 10369015Abstract: A spinal implant inserter having a) an outer sleeve having a bore, and b) a forked inner shaft having a proximal rod and a pair of distal tynes extending therefrom, each distal tyne comprising an engagement feature having a laterally-extending dovetail feature. An assembly comprising the implant inserter and an implant having a pair of mating dovetail features.Type: GrantFiled: February 1, 2012Date of Patent: August 6, 2019Assignee: DePuy Synthes Products, Inc.Inventors: Thomas Gamache, Michael D. Sorrenti
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Publication number: 20180042649Abstract: A method of expanding the spinal canal of a vertebra including inserting a bone anchor into a first lamina of the vertebra, cutting completely through the first lamina to create a space in the first lamina, cutting partially through a second, contra-lateral of the vertebra to create a partial cut in the second lamina, engaging a first segment of a plate with the bone anchor, pivoting the bone anchor and the first lamina about the partial cut in the second lamina to increase the extent of the space in the first lamina, and connecting a second segment of the plate to a portion of the vertebra across the space from the first segment of the plate such that the plate spans the space and stabilizes the vertebra.Type: ApplicationFiled: October 6, 2017Publication date: February 15, 2018Inventors: John C. VOELLMICKE, Edward ZALENSKI, Michael D. SORRENTI
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Patent number: 9795420Abstract: A method of expanding the spinal canal of a vertebra including inserting a bone anchor into a first lamina of the vertebra, cutting completely through the first lamina to create a space in the first lamina, cutting partially through a second, contra-lateral lamina of the vertebra to create a partial cut in the second lamina, engaging a first segment of a plate with the bone anchor, pivoting the bone anchor and the first lamina about the partial cut in the second lamina to increase the extent of the space in the first lamina, and connecting a second segment of the plate to a portion of the vertebra across the space from the first segment of the plate such that the plate spans the space and stabilizes the vertebra.Type: GrantFiled: January 4, 2016Date of Patent: October 24, 2017Assignee: DePuy Synthes Products, Inc.Inventors: John C. Voellmicke, Edward Zalenski, Michael D. Sorrenti
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Publication number: 20160113688Abstract: A method of expanding the spinal canal of a vertebra including inserting a bone anchor into a first lamina of the vertebra, cutting completely through the first lamina to create a space in the first lamina, cutting partially through a second, contra-lateral lamina of the vertebra to create a partial cut in the second lamina, engaging a first segment of a plate with the bone anchor, pivoting the bone anchor and the first lamina about the partial cut in the second lamina to increase the extent of the space in the first lamina, and connecting a second segment of the plate to a portion of the vertebra across the space from the first segment of the plate such that the plate spans the space and stabilizes the vertebra.Type: ApplicationFiled: January 4, 2016Publication date: April 28, 2016Inventors: John C. VOELLMICKE, Edward ZALENSKI, Michael D. SORRENTI
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Patent number: 9211152Abstract: An instrument for holding a bone plate may include a first arm, a second arm connected to and adjustable relative to the first arm, a first connection tip at the distal end of the first arm configured to connect to the first side wall of the bone plate, and a second connection tip at the distal end of the second arm configured to connect to the second side wall of the bone plate. A stabilizing member is connected to the first connection tip. The stabilizing member is distally spaced apart from the first connection tip to form an opening for receiving a portion of bone between the first connection tip and the stabilizing member.Type: GrantFiled: October 3, 2014Date of Patent: December 15, 2015Assignee: DePuy Synthes Products, Inc.Inventors: Edward B. Zalenski, Michael D. Sorrenti, Thomas Gamache
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Patent number: 9072610Abstract: A method and apparatus assisting safe one-handed insertion of an implant. An implant implantation device has a frame which includes a trigger mechanism, an outer sleeve mechanically coupled to the frame, an inner shaft having a grabber for mechanically engaging an implant, the inner shaft slidably disposed within the outer sleeve, and a retaining element disposed over the inner shaft for directing the grabber toward a closed position. An implant clip has a first member, a second member pivotally coupled to the first member, a first implant holder pivotally coupled to the first member, the coupling causing the implant clip to have a closed position and an open position, and a second implant holder, the second implant holder pivotally coupled to the second member, a surface of the first implant holder and a surface of the second implant holder remaining substantially parallel to each other while the first member and the second member pivot between the closed position and the open position.Type: GrantFiled: November 27, 2007Date of Patent: July 7, 2015Assignee: DePuy Synthes Products, Inc.Inventors: Edward B. Zalenski, Dale W. Frank, Michael D. Sorrenti, Alexander Grinberg
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Publication number: 20150025582Abstract: An instrument for holding a bone plate may include a first arm, a second arm connected to and adjustable relative to the first arm, a first connection tip at the distal end of the first arm configured to connect to the first side wall of the bone plate, and a second connection tip at the distal end of the second arm configured to connect to the second side wall of the bone plate. A stabilizing member is connected to the first connection tip. The stabilizing member is distally spaced apart from the first connection tip to form an opening for receiving a portion of bone between the first connection tip and the stabilizing member.Type: ApplicationFiled: October 3, 2014Publication date: January 22, 2015Inventors: Edward B. ZALENSKI, Michael D. SORRENTI, Thomas GAMACHE
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Patent number: 8926616Abstract: An instrument for holding a bone plate may include a first arm, a second arm connected to and adjustable relative to the first arm, a first connection tip at the distal end of the first arm configured to connect to the first side wall of the bone plate, and a second connection tip at the distal end of the second arm configured to connect to the second side wall of the bone plate. A stabilizing member is connected to the first connection tip. The stabilizing member is distally spaced apart from the first connection tip to form an opening for receiving a portion of bone between the first connection tip and the stabilizing member.Type: GrantFiled: April 5, 2013Date of Patent: January 6, 2015Assignee: DePuy Synthes Products, LLCInventors: Edward B. Zalenski, Michael D. Sorrenti, Thomas Gamache
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Publication number: 20130261623Abstract: A method of expanding the spinal canal of a vertebra including inserting a bone anchor into a first lamina of the vertebra, cutting completely through the first lamina to create a space in the first lamina, cutting partially through a second, contra-lateral lamina of the vertebra to create a partial cut in the second lamina, engaging a first segment of a plate with the bone anchor, pivoting the bone anchor and the first lamina about the partial cut in the second lamina to increase the extent of the space in the first lamina, and connecting a second segment of the plate to a portion of the vertebra across the space from the first segment of the plate such that the plate spans the space and stabilizes the vertebra.Type: ApplicationFiled: May 30, 2013Publication date: October 3, 2013Inventors: John C. Voellmicke, Edward Zalenski, Michael D. Sorrenti
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Publication number: 20130231705Abstract: An instrument for holding a bone plate may include a first arm, a second arm connected to and adjustable relative to the first arm, a first connection tip at the distal end of the first arm configured to connect to the first side wall of the bone plate, and a second connection tip at the distal end of the second arm configured to connect to the second side wall of the bone plate. A stabilizing member is connected to the first connection tip. The stabilizing member is distally spaced apart from the first connection tip to form an opening for receiving a portion of bone between the first connection tip and the stabilizing member.Type: ApplicationFiled: April 5, 2013Publication date: September 5, 2013Inventors: Edward B. Zalenski, Michael D. Sorrenti, Thomas Gamache
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Patent number: 8470003Abstract: A method of expanding the spinal canal of a vertebra including inserting a bone anchor into a first lamina of the vertebra, cutting completely through the first lamina to create a space in the first lamina, cutting partially through a second, contra-lateral lamina of the vertebra to create a partial cut in the second lamina, engaging a first segment of a plate with the bone anchor, pivoting the bone anchor and the first lamina about the partial cut in the second lamina to increase the extent of the space in the first lamina, and connecting a second segment of the plate to a portion of the vertebra across the space from the first segment of the plate such that the plate spans the space and stabilizes the vertebra.Type: GrantFiled: October 30, 2009Date of Patent: June 25, 2013Assignee: DePuy Synthes Products, LLCInventors: John C Voellmicke, Edward Zalenski, Michael D Sorrenti
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Patent number: 8425515Abstract: An instrument for positioning a bone graft relative to a bone plate includes an instrument body having a plurality of spaced apart graft chambers, a first one of the graft chambers having a first end, a second end, and a chamber length extending between the first end and the second end, the first end of the first graft chamber including a first chamber surface for receiving a first plate segment of a first bone plate, the second end of the first graft chamber including a second chamber surface for receiving a second plate segment of the first bone plate, the first graft chamber including a central chamber surface interposed between the first chamber surface and the second chamber surface for receiving a first bone graft, the central chamber surface having a first chamber length corresponding to the graft length of the first bone grafts.Type: GrantFiled: October 30, 2009Date of Patent: April 23, 2013Assignee: DePuy Spine, Inc.Inventors: Thomas J Gamache, Michael D Sorrenti, Edward Zalenski
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Patent number: 8425520Abstract: An instrument for holding a bone plate may include a first arm, a second arm connected to and adjustable relative to the first arm, a first connection tip at the distal end of the first arm configured to connect to the first side wall of the bone plate, and a second connection tip at the distal end of the second arm configured to connect to the second side wall of the bone plate. A stabilizing member is connected to the first connection tip. The stabilizing member is distally spaced apart from the first connection tip to form an opening for receiving a portion of bone between the first connection tip and the stabilizing member.Type: GrantFiled: July 14, 2010Date of Patent: April 23, 2013Assignee: DePuy Spine, Inc.Inventors: Edward B. Zalenski, Michael D. Sorrenti, Thomas Gamache
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Patent number: 8361080Abstract: A spinal implant insertion tool, comprising: a) a shaft having distal end having upper and lower pairs of prongs extending therefrom, the prongs adapted for holding an implant or an implant trial and defining a centerline therebetween, and b) an adjustable stop slidably received upon the shaft of the tool, wherein the adjustable stop has a bifurcated distal end defining first and second prongs that are off-centerline from the centerline. Because the stop is bifurcated and thereby avoids the centerline of the vertebral bodies, it will not collide with components of a Caspar distractor.Type: GrantFiled: March 30, 2007Date of Patent: January 29, 2013Assignee: DePuy Spine, Inc.Inventors: Michael D. Sorrenti, Edward Zalenski
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Publication number: 20120150301Abstract: A spinal implant inserter having a) an outer sleeve having a bore, and b) a forked inner shaft having a proximal rod and a pair of distal tynes extending therefrom, each distal tyne comprising an engagement feature having a laterally-extending dovetail feature. An assembly comprising the implant inserter and an implant having a pair of mating dovetail features.Type: ApplicationFiled: February 1, 2012Publication date: June 14, 2012Inventors: Thomas Gamache, Michael D. Sorrenti
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Publication number: 20120078372Abstract: A spinal implant inserter having a) an outer sleeve having a bore, and b) a forked inner shaft having a proximal rod and a pair of distal tynes extending therefrom, each distal tyne comprising an engagement feature having a laterally-extending dovetail feature. An assembly comprising the implant inserter and an implant having a pair of mating dovetail features.Type: ApplicationFiled: September 20, 2011Publication date: March 29, 2012Inventors: Thomas Gamache, Michael D. Sorrenti