Patents by Inventor Timothy J. Wood
Timothy J. Wood 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: 20240115450Abstract: A collection system for collecting outflow from a hysteroscopic surgical procedure includes a plurality of collection vessels each including a flexible body defining an internal volume and transitionable between a collapsed configuration and an expanded configuration. The collection system further includes connection tubing coupling adjacent collection vessels with one another, outflow tubing coupled to at least one of the collection vessels, and a plurality of retention canisters. Each retention canister includes a rigid body. Each collection vessel is configured to engage a corresponding retention canister such that each rigid body at least partially receives one of the flexible bodies therein.Type: ApplicationFiled: December 20, 2023Publication date: April 11, 2024Inventors: Nikolai D. Begg, Allen X. An, Dalia Leibowitz, Timothy J. Wood, Jordan A. Whisler, Chad A. Pickering
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Publication number: 20240065720Abstract: A tissue resecting instrument includes an end effector assembly having a proximal hub housing, a retainer cap extending proximally therefrom, an elongated outer shaft extending distally from the proximal hub housing, an inner cutting shaft rotatably disposed within the elongated outer shaft, and an inner core drive assembly that includes a proximal driver and a distal driver. The distal driver is coupled to the inner cutting shaft such that rotation of the distal driver rotates the inner cutting shaft relative to the elongated outer shaft. The proximal driver is slidable relative to the distal drive between a more-proximal position wherein the proximal driver is engaged with the retainer cap to rotationally fix the proximal driver, thereby rotationally locking the inner cutting shaft, and a more-distal position wherein the proximal driver is disengaged from the retainer cap permitting rotation thereof thereby permitting rotation of the inner cutting shaft.Type: ApplicationFiled: November 3, 2023Publication date: February 29, 2024Inventors: Timothy J. Wood, Peter F. Marshall
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Patent number: 11890237Abstract: A collection system for collecting outflow from a hysteroscopic surgical procedure includes a plurality of collection vessels each including a flexible body defining an internal volume and transitionable between a collapsed configuration and an expanded configuration. The collection system further includes connection tubing coupling adjacent collection vessels with one another, outflow tubing coupled to at least one of the collection vessels, and a plurality of retention canisters. Each retention canister includes a rigid body. Each collection vessel is configured to engage a corresponding retention canister such that each rigid body at least partially receives one of the flexible bodies therein.Type: GrantFiled: October 4, 2019Date of Patent: February 6, 2024Assignee: Covidien LPInventors: Nikolai D. Begg, Allen X. An, Dalia Leibowitz, Timothy J. Wood, Jordan A. Whisler, Chad A. Pickering
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Publication number: 20230414253Abstract: A surgical stimulation system includes a clip configured to releasably engage a portion of a shaft of a surgical instrument and a stimulation generator configured to generate mechanical vibration energy and transmit the mechanical vibration energy to the clip to thereby mechanically vibrate the shaft of the surgical instrument to facilitate insertion of the shaft of the surgical instrument through an opening in tissue. A surgical system includes the surgical stimulation system and the surgical instrument and a surgical method utilizes the surgical stimulation system to facilitate insertion of the surgical instrument through an opening in tissue.Type: ApplicationFiled: June 27, 2022Publication date: December 28, 2023Inventor: Timothy J. Wood
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Patent number: 11849924Abstract: A tissue resecting instrument includes a drive assembly coupled to an inner cutting shaft and configured to drive translation and/or rotation of the inner cutting shaft, a trigger coupled to the drive assembly and configured for manual actuation to drive the drive assembly, a vacuum generator configured to generate vacuum to suction cut tissue through the inner cutting shaft and into the vacuum generator, and a tissue collection cartridge configured to engage the housing. The tissue collection cartridge defines a port configured to communicate with the vacuum generator such that the vacuum generator urges cut tissue from the vacuum generator through the port into the tissue collection cartridge. The tissue collection cartridge may include at least one histological agent disposed therein, may include a fill indicator configured to indicate a fill level of tissue within the tissue collection cartridge, and/or may include a latch configured to seal the port closed.Type: GrantFiled: June 3, 2020Date of Patent: December 26, 2023Assignee: Covidien LPInventors: Dalia P. Leibowitz, Dale E. Whipple, Timothy J. Wood
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Patent number: 11819234Abstract: A tissue resecting instrument includes an end effector assembly having a proximal hub housing, a retainer cap extending proximally therefrom, an elongated outer shaft extending distally from the proximal hub housing, an inner cutting shaft rotatably disposed within the elongated outer shaft, and an inner core drive assembly that includes a proximal driver and a distal driver. The distal driver is coupled to the inner cutting shaft such that rotation of the distal driver rotates the inner cutting shaft relative to the elongated outer shaft. The proximal driver is slidable relative to the distal drive between a more-proximal position wherein the proximal driver is engaged with the retainer cap to rotationally fix the proximal driver, thereby rotationally locking the inner cutting shaft, and a more-distal position wherein the proximal driver is disengaged from the retainer cap permitting rotation thereof thereby permitting rotation of the inner cutting shaft.Type: GrantFiled: March 16, 2021Date of Patent: November 21, 2023Assignee: Covidien LPInventors: Timothy J. Wood, Peter F. Marshall
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Patent number: 11805998Abstract: A tissue biopsy device includes an input configured to receive a rotational input and to rotate in a first direction in response thereto, an outer tube, and an inner cutting member extending through the outer tube. A mechanism couples the input with at least one of the inner tube or the outer tube and/or one of the inner tube or the outer tube is coupled to the input such that rotation of the input in the first direction drives rotation of the one of the outer tube or the inner cutting member in the first direction and drives rotation of the other of the outer tube or the inner cutting member in a second, opposite direction.Type: GrantFiled: April 20, 2020Date of Patent: November 7, 2023Assignee: Covidien LPInventors: Nikolai D. Begg, Chad A. Pickering, Dalia P. Leibowitz, Timothy J. Wood, Andrew P. Bolognese
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Publication number: 20230338052Abstract: A surgical system includes a surgical instrument, a collection canister, outflow tubing coupled between the surgical instrument and the collection canister to define an outflow path from the surgical instrument to the collection canister, and a control console. The outflow tubing includes a valve module including a controllable valve disposed within the outflow path to selectively control flow therealong. The control console is configured to control operation of the surgical instrument and to control the controllable valve.Type: ApplicationFiled: June 29, 2023Publication date: October 26, 2023Inventor: Timothy J. Wood
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Patent number: 11744606Abstract: A tissue resecting end effector includes a housing, a shaft extending from the housing, and a drive assembly operably coupled to the shaft such that a rotational input provided to the drive assembly effects the rotation and reciprocation of the shaft relative to the housing. The assembly includes a proximal portion translationally fixed and rotatably coupled to the housing and configured to receive the rotational input and to rotate relative to the housing in response thereto, a distal portion translationally and rotatably coupled to the housing and operably coupled to the proximal portion such that the rotation of the proximal portion relative to the housing effects rotation and reciprocation of the distal portion relative to the housing to thereby rotate and reciprocate the first shaft relative to the housing, and a seal member disposed on the proximal portion or the distal portion and configured to selectively establish a seal therebetween.Type: GrantFiled: September 28, 2021Date of Patent: September 5, 2023Assignee: Covidien LPInventors: Timothy J. Wood, Dalia P. Leibowitz
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Patent number: 11712258Abstract: A surgical system includes a surgical instrument, a collection canister, outflow tubing coupled between the surgical instrument and the collection canister to define an outflow path from the surgical instrument to the collection canister, and a control console. The outflow tubing includes a valve module including a controllable valve disposed within the outflow path to selectively control flow therealong. The control console is configured to control operation of the surgical instrument and to control the controllable valve.Type: GrantFiled: December 10, 2018Date of Patent: August 1, 2023Assignee: Covidien LPInventor: Timothy J. Wood
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Publication number: 20220313302Abstract: A tissue-resecting end effector assembly includes an outer shaft having a hub housing disposed about a proximal end portion thereof, an inner shaft rotatably disposed within the outer shaft and having a distal driver disposed about a proximal end portion thereof, a proximal driver, a retainer cap, and an RFID chip. The proximal driver is slidably coupled to the distal driver in fixed rotational orientation. The retainer cap is fixedly engaged with the hub housing, thereby fixing the retainer cap relative to the hub housing and the outer shaft. The retainer cap is configured to selectively lock the proximal driver in fixed rotational orientation, thereby selectively locking the inner shaft relative to the outer shaft. The RFID chip is disposed within a pocket of the retainer cap that is closed upon engagement of the retainer cap with the hub housing, thereby retaining the RFID chip therein.Type: ApplicationFiled: June 15, 2022Publication date: October 6, 2022Inventors: Timothy J. Wood, Dalia Leibowitz, Peter Marshall
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Patent number: 11452806Abstract: A collection system for collecting outflow from a hysteroscopic surgical procedure includes a collection vessel and a mounting stand. The collection vessel defines an internal volume and includes a top portion and a bottom portion. The collection vessel is transitionable between a collapsed configuration and an expanded configuration. The mounting stand includes an upper retainer and a lower retainer. The upper retainer of the mounting stand is configured to retain the top portion of the collection vessel and the lower retainer of the mounting stand is configured to retain the bottom portion of the collection vessel. The upper and lower retainers are configured to retain the collection vessel thereon in the expanded configuration.Type: GrantFiled: October 4, 2019Date of Patent: September 27, 2022Assignee: Covidien LPInventors: Jordan A. Whisler, Timothy J. Wood, Chad A. Pickering, Nikolai D. Begg, Dalia Leibowitz, Allen X. An
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Patent number: 11376032Abstract: A tissue-resecting end effector assembly includes an outer shaft having a hub housing disposed about a proximal end portion thereof, an inner shaft rotatably disposed within the outer shaft and having a distal driver disposed about a proximal end portion thereof, a proximal driver, a retainer cap, and an RFID chip. The proximal driver is slidably coupled to the distal driver in fixed rotational orientation. The retainer cap is fixedly engaged with the hub housing, thereby fixing the retainer cap relative to the hub housing and the outer shaft. The retainer cap is configured to selectively lock the proximal driver in fixed rotational orientation, thereby selectively locking the inner shaft relative to the outer shaft. The RFID chip is disposed within a pocket of the retainer cap that is closed upon engagement of the retainer cap with the hub housing, thereby retaining the RFID chip therein.Type: GrantFiled: December 5, 2019Date of Patent: July 5, 2022Assignee: Covidien LPInventors: Timothy J. Wood, Dalia Leibowitz, Peter Marshall
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Publication number: 20220079665Abstract: An end effector assembly of a tissue resecting device and a tissue resecting device including the end effector assembly and a handpiece assembly. The end effector assembly including a proximal hub housing, an inner drive core at least partially disposed within the proximal hub housing, a cutting member extending distally from the proximal hub housing and engaged with the inner drive core such that rotation of the inner drive core rotates the cutting member, and a lock and release mechanism operably coupled between the inner drive core and the proximal hub housing. The lock and release mechanism is transitionable between a locked condition rotationally fixing the inner drive core and the proximal hub housing relative to one another thereby rotationally locking the cutting member, and a release condition enabling relative rotation between the inner drive core and the proximal hub housing thereby enabling rotation of the cutting member.Type: ApplicationFiled: November 30, 2021Publication date: March 17, 2022Inventors: Peter F. Marshall, Timothy J. Wood
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Publication number: 20220061875Abstract: A tissue-resecting end effector includes an outer shaft having a hub housing, an inner shaft including a sun gear, and a drive assembly disposed within the hub housing. The drive assembly includes a first and second drivers disposed about the inner shaft distally and proximally of the sun gear, respectively. The drive assembly further includes a plurality of planetary gears radially disposed about and in meshed engagement with the sun gear between the drivers, and a locking clip proximal of the planetary gears and the sun gear, rotationally keyed to the second driver, and engaged with the first driver via at least one snap-fit engagement. The locking clip retains the drivers and the planetary gears in operable engagement with one another and the sun gear such that a rotational input provided to the second driver drives rotation of the inner shaft.Type: ApplicationFiled: November 8, 2021Publication date: March 3, 2022Inventors: Timothy J. Wood, Dalia Leibowitz, Peter Marshall
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Publication number: 20220015790Abstract: A tissue resecting end effector includes a housing, a shaft extending from the housing, and a drive assembly operably coupled to the shaft such that a rotational input provided to the drive assembly effects the rotation and reciprocation of the shaft relative to the housing. The assembly includes a proximal portion translationally fixed and rotatably coupled to the housing and configured to receive the rotational input and to rotate relative to the housing in response thereto, a distal portion translationally and rotatably coupled to the housing and operably coupled to the proximal portion such that the rotation of the proximal portion relative to the housing effects rotation and reciprocation of the distal portion relative to the housing to thereby rotate and reciprocate the first shaft relative to the housing, and a seal member disposed on the proximal portion or the distal portion and configured to selectively establish a seal therebetween.Type: ApplicationFiled: September 28, 2021Publication date: January 20, 2022Inventors: Timothy J. Wood, Dalia P. Leibowitz
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Patent number: 11197710Abstract: An end effector assembly of a tissue resecting device and a tissue resecting device including the end effector assembly and a handpiece assembly. The end effector assembly including a proximal hub housing, an inner drive core at least partially disposed within the proximal hub housing, a cutting member extending distally from the proximal hub housing and engaged with the inner drive core such that rotation of the inner drive core rotates the cutting member, and a lock and release mechanism operably coupled between the inner drive core and the proximal hub housing. The lock and release mechanism is transitionable between a locked condition rotationally fixing the inner drive core and the proximal hub housing relative to one another thereby rotationally locking the cutting member, and a release condition enabling relative rotation between the inner drive core and the proximal hub housing thereby enabling rotation of the cutting member.Type: GrantFiled: October 26, 2018Date of Patent: December 14, 2021Assignee: Covidien LPInventors: Peter F. Marshall, Timothy J. Wood
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Patent number: 11179172Abstract: A tissue-resecting end effector includes an outer shaft having a hub housing, an inner shaft including a sun gear, and a drive assembly disposed within the hub housing. The drive assembly includes a first and second drivers disposed about the inner shaft distally and proximally of the sun gear, respectively. The drive assembly further includes a plurality of planetary gears radially disposed about and in meshed engagement with the sun gear between the drivers, and a locking clip proximal of the planetary gears and the sun gear, rotationally keyed to the second driver, and engaged with the first driver via at least one snap-fit engagement. The locking clip retains the drivers and the planetary gears in operable engagement with one another and the sun gear such that a rotational input provided to the second driver drives rotation of the inner shaft.Type: GrantFiled: December 5, 2019Date of Patent: November 23, 2021Assignee: Covidien LPInventors: Timothy J. Wood, Dalia Leibowitz, Peter Marshall
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Patent number: 11154318Abstract: A tissue resecting end effector includes a housing, a shaft extending from the housing, and a drive assembly operably coupled to the shaft such that a rotational input provided to the drive assembly effects the rotation and reciprocation of the shaft relative to the housing. The assembly includes a proximal portion translationally fixed and rotatably coupled to the housing and configured to receive the rotational input and to rotate relative to the housing in response thereto, a distal portion translationally and rotatably coupled to the housing and operably coupled to the proximal portion such that the rotation of the proximal portion relative to the housing effects rotation and reciprocation of the distal portion relative to the housing to thereby rotate and reciprocate the first shaft relative to the housing, and a seal member disposed on the proximal portion or the distal portion and configured to selectively establish a seal therebetween.Type: GrantFiled: May 13, 2019Date of Patent: October 26, 2021Assignee: Covidien LPInventors: Timothy J. Wood, Dalia P. Leibowitz
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Publication number: 20210321993Abstract: A tissue biopsy device includes an input configured to receive a rotational input and to rotate in a first direction in response thereto, an outer tube, and an inner cutting member extending through the outer tube. A mechanism couples the input with at least one of the inner tube or the outer tube and/or one of the inner tube or the outer tube is coupled to the input such that rotation of the input in the first direction drives rotation of the one of the outer tube or the inner cutting member in the first direction and drives rotation of the other of the outer tube or the inner cutting member in a second, opposite direction.Type: ApplicationFiled: April 20, 2020Publication date: October 21, 2021Inventors: Nikolai D. Begg, Chad A. Pickering, Dalia P. Leibowitz, Timothy J. Wood, Andrew P. Bolognese