Patents by Inventor Siddarth Shevgoor
Siddarth Shevgoor 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: 11931532Abstract: A valve actuator that moves in a catheter assembly between a first position where a valve is closed and a second position where the valve is open, the valve actuator including a shaft portion at a distal end of the valve actuator that is configured to pierce the valve, a mating portion at a proximal end of the valve actuator that is configured to engage a Luer device, a diameter reduction region that connects the shaft portion and the mating portion, and a plurality of windows that extend through the valve actuator for flushing fluid, the plurality of windows being disposed in the diameter reduction region, wherein each of the plurality of windows does not extend a full length of the diameter reduction region.Type: GrantFiled: March 1, 2021Date of Patent: March 19, 2024Assignee: Becton, Dickinson and CompanyInventors: Weston Harding, Siddarth Shevgoor, Lawrence Trainer, Yiping Ma, Sivaramakrishnan Balasubramanian, Patrick Downie, Jon Burkholz, Shawn Isaacson, Jeff O'Bryan
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Publication number: 20240082490Abstract: An infusion line gas removal device and process for its fabrication and use is disclosed herein. The gas removal device includes a gas permeable tubing coupled between first and second couplers, and an impermeable tubing shield encasing the gas permeable tubing between the first and second couplers. The impermeable tubing shield is larger in diameter than the gas permeable tubing and comprises at least one vent and a plurality of supports, the plurality of supports being between the tubing shield and the gas permeable tubing and configured to support the gas permeable tubing within the impermeable tubing shield in a fixed position between the first and second couplers and facilitate passage of gas from the gas permeable tubing to the at least one vent.Type: ApplicationFiled: April 26, 2023Publication date: March 14, 2024Inventors: Frank CAI, Derek Alan CARROLL, Siddarth SHEVGOOR, Lun ZHANG
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Publication number: 20240049979Abstract: Devices, systems, and methods are described including an invasive medical device with a magnetic region. The magnetic region can include a discontinuity in the magnetic region providing a diameter transition, a plurality of spaced magnetic regions can be provided or the magnetic regions can be encoded with data. Systems and methods are described that include ways to read the data.Type: ApplicationFiled: October 16, 2023Publication date: February 15, 2024Applicant: Becton, Dickinson and CompanyInventors: S. Ray Isaacson, Edward G. Henderson, Siddarth Shevgoor, Jonathan Karl Burkholz
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Publication number: 20240044324Abstract: Peristaltic pumps are described herein. In certain embodiments, a peristaltic pump includes a plunger and a feeler pin. The plunger is movable to selectively engage a pumping volume of a tubing segment to expand the pumping volume to draw fluid flow into the pumping volume and to contract the pumping volume to conduct fluid flow from the pumping volume. The feeler pin extends through the plunger and movable to maintain contact with the tubing segment, wherein the feeler pin is movable in response to a height of the pumping volume.Type: ApplicationFiled: October 19, 2023Publication date: February 8, 2024Inventors: Frank Cai, Lun Zhang, Derek Alan Carroll, Siddarth Shevgoor
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Publication number: 20240033481Abstract: Systems, methods and devices are described including a medical device subassembly including a magnetic feature. Systems include such a catheter adapter subassembly or needle subassembly or guidewire introducer subassembly and a wire including a magnetic feature, and relative movement of the catheter adapter subassembly or needle subassembly or guidewire introducer subassembly and the wire can be determined using a magnetometer.Type: ApplicationFiled: October 16, 2023Publication date: February 1, 2024Applicant: Becton, Dickinson and CompanyInventors: Jonathan Karl Burkholz, Siddarth Shevgoor, Edward G. Henderson
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Patent number: 11877839Abstract: Devices, systems, and methods are described including an invasive medical device with a magnetic region. The magnetic region can include a discontinuity in the magnetic region providing a diameter transition, a plurality of spaced magnetic regions can be provided or the magnetic regions can be encoded with data. Systems and methods are described that include ways to read the data.Type: GrantFiled: June 3, 2021Date of Patent: January 23, 2024Assignee: Becton, Dickinson and CompanyInventors: S. Ray Isaacson, Edward G. Henderson, Siddarth Shevgoor, Jonathan Karl Burkholz
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Patent number: 11826522Abstract: Systems, methods and devices are described including a medical device subassembly including a magnetic feature. Systems include such a catheter adapter subassembly or needle subassembly or guidewire introducer subassembly and a wire including a magnetic feature, and relative movement of the catheter adapter subassembly or needle subassembly or guidewire introducer subassembly and the wire can be determined using an magnetometer.Type: GrantFiled: May 24, 2017Date of Patent: November 28, 2023Assignee: Becton, Dickinson and CompanyInventors: Jonathan Karl Burkholz, Siddarth Shevgoor, Edward G. Henderson
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Patent number: 11821416Abstract: Peristaltic pumps are described herein. In certain embodiments, a peristaltic pump includes a plunger and a feeler pin. The plunger is movable to selectively engage a pumping volume of a tubing segment to expand the pumping volume to draw fluid flow into the pumping volume and to contract the pumping volume to conduct fluid flow from the pumping volume. The feeler pin extends through the plunger and movable to maintain contact with the tubing segment, wherein the feeler pin is movable in response to a height of the pumping volume.Type: GrantFiled: January 27, 2022Date of Patent: November 21, 2023Assignee: CareFusion 303, Inc.Inventors: Frank Cai, Lun Zhang, Derek Alan Carroll, Siddarth Shevgoor
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Publication number: 20230304615Abstract: A tubing junction assembly may include a body, and a collar coupled to the body. The body may include a head portion, a base portion, and an intermediate portion. At least a portion of an outer surface of the body at the intermediate portion may define a cross-sectional width that tapers from the head portion to the base portion. The collar may have an inner surface defining a passage. A tubing may be stretched over the outer surface of the body with a proximal end portion of the tubing stretched over at least a portion of the outer surface of the body at the intermediate portion. The inner surface of the collar may be sleeved over a portion of the outer surface of the tubing and coupled to the collar such that the proximal end portion of the tubing is sandwiched and compressed between the body and the collar.Type: ApplicationFiled: February 24, 2023Publication date: September 28, 2023Inventors: Yan FANG, Aaron WANG, Siddarth SHEVGOOR
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Publication number: 20230211071Abstract: Medical fluid extension set systems are disclosed that can include a tubing anchor coupled to tubing and a fluid coupling device, and can be anchored to a patient to resist unintended separation of the tubing anchor or a catheter coupled to the tubing, from a patient, and to permit separation or disconnection of a fluid pathway between the tubing and another device coupled to thereto upon exceeding a pulling force on the fluid coupling device, and where disconnection includes separation of first and second valve assemblies such that a fluid pathway of the first and second valve assemblies is obstructed upon disconnection of the fluid coupling device.Type: ApplicationFiled: December 14, 2022Publication date: July 6, 2023Inventors: Jason Andrew Wine, Ryan Callahan, Jon K. Burkholz, Tomas Frausto, Siddarth Shevgoor
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Publication number: 20230191086Abstract: A catheter assembly (10) comprises a catheter (22), a needle (12) having a sharp distal tip disposed in the catheter (22), a catheter hub (14) housing the catheter (22) and the needle (12), the catheter hub (14) having a collar (34) including a notch (36), a needle shield (20) connected to the catheter hub (14) when the needle (12) is in a first position, and a clip (40) disposed in the needle shield (20) that cooperates with the needle (12), wherein the clip (40) engages the catheter hub (14) in the first position of the needle (12), and the clip (40) disengages the catheter hub (14) via the notch (36) when the needle (12) is retracted to a second position to enclose at least a portion of the needle (12). The clip (40) is mounted in the outer housing (38) of the needle shield (20) via a spade (66) having an outer wall (70) exposed to the outside of the needle shield (20), in order to reduce the overall width of the needle shield (20).Type: ApplicationFiled: February 13, 2023Publication date: June 22, 2023Applicant: Becton, Dickinson and CompanyInventors: Siddarth SHEVGOOR, John STOKES, Weston HARDING
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Publication number: 20230091073Abstract: A device for coupling to a fluid connector of an IV administration set to resist contamination of the fluid connector and IV administration set and permit priming of the IV administration set. The device including a cover body having a cavity for receiving the fluid connector, a priming passage for priming fluid from the IV administration set through the fluid connector, and a coupling tab extending from the cover body, the coupling tab permitting the cover body to be coupled to a length of an IV line or other portion of the IV administration set to resist contamination and permit priming of the IV administration set.Type: ApplicationFiled: December 1, 2022Publication date: March 23, 2023Inventors: Soon PARK, Siddarth Shevgoor, Peter Ma, Jiagui Li
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Patent number: 11607530Abstract: A catheter assembly (10) comprises a catheter (22), a needle (12) having a sharp distal tip disposed in the catheter (22), a catheter hub (14) housing the catheter (22) and the needle (12), the catheter hub (14) having a collar (34) including a notch (36), a needle shield (20) connected to the catheter hub (14) when the needle (12) is in a first position, and a clip (40) disposed in the needle shield (20) that cooperates with the needle (12), wherein the clip (40) engages the catheter hub (14) in the first position of the needle (12), and the clip (40) disengages the catheter hub (14) via the notch (36) when the needle (12) is retracted to a second position to enclose at least a portion of the needle (12). The clip (40) is mounted in the outer housing (38) of the needle shield (20) via a spade (66) having an outer wall (70) exposed to the outside of the needle shield (20), in order to reduce the overall width of the needle shield (20).Type: GrantFiled: August 17, 2020Date of Patent: March 21, 2023Assignee: Becton, Dickinson and CompanyInventors: Siddarth Shevgoor, John Stokes, Weston Harding
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Publication number: 20220355092Abstract: A needleless connector may include a housing comprising a central longitudinal axis, a body portion, and a base portion. The body portion may include an inner surface forming an internal cavity, and a first port forming a first fluid passage to the internal cavity. The base portion may include a top section including a valve seal support, and a bottom section including a second port forming a second fluid passage to the internal cavity. The needleless connector may further include an asymmetrically-shaped valve disposed in the internal cavity. The asymmetrically-shaped valve may include a head portion, a valve body portion extending distally from the head portion, and a wall having an inner surface forming a valve cavity. The valve may be coupled with the housing such that the inner surface of the valve at the valve body portion is seated and radially supported on the valve seal support.Type: ApplicationFiled: May 4, 2021Publication date: November 10, 2022Inventors: Todd Oda, George Mansour, Tomas Frausto, Ali Saleh, Archana Rao, Siddarth Shevgoor
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Patent number: 11413429Abstract: Systems, methods and devices are described including a catheter adapter subassembly including a magnetic feature. Systems include such a catheter adapter subassembly and a needle subassembly including a magnetic feature, and relative movement of the catheter adapter subassembly and the needle subassembly can be determined using a magnetometer.Type: GrantFiled: June 1, 2016Date of Patent: August 16, 2022Assignee: Becton, Dickinson and CompanyInventors: Siddarth Shevgoor, Jonathan Karl Burkholz, Edward G. Henderson
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Publication number: 20220233763Abstract: Peristaltic pumps are described herein. In certain embodiments, a peristaltic pump includes a plunger, a first biasing member, and a second biasing member. The plunger is movable to selectively engage a pumping volume of a tubing segment to expand the pumping volume to draw fluid flow into the pumping volume and to contract the pumping volume to conduct fluid flow from the pumping volume. The first biasing member is configured to urge the plunger toward the tubing segment to maintain contact with the tubing segment during the expansion of the pumping volume. The second biasing member is configured to urge the plunger toward the tubing segment to contract the pumping volume.Type: ApplicationFiled: January 27, 2022Publication date: July 28, 2022Inventors: Lun Zhang, Frank Cai, Derek Alan Carroll, Siddarth Shevgoor
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Publication number: 20220235755Abstract: Peristaltic pumps are described herein. In certain embodiments, a peristaltic pump includes a plunger, a camshaft, and a first biasing member. The plunger is movable to selectively engage a pumping volume of a tubing segment. The camshaft includes a first plunger cam lobe. The first plunger cam lobe is configured to move the plunger between an engaged position in contact with the pumping volume and a disengaged position spaced apart from the pumping volume. The first biasing member is configured to urge the plunger toward the tubing segment to maintain contact with the tubing segment in the engaged position.Type: ApplicationFiled: January 27, 2022Publication date: July 28, 2022Inventors: Frank Cai, Lun Zhang, Siddarth Shevgoor, Derek Alan Carroll
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Publication number: 20220235756Abstract: Peristaltic pumps are described herein. In certain embodiments, a peristaltic pump includes a plunger and a feeler pin. The plunger is movable to selectively engage a pumping volume of a tubing segment to expand the pumping volume to draw fluid flow into the pumping volume and to contract the pumping volume to conduct fluid flow from the pumping volume. The feeler pin extends through the plunger and movable to maintain contact with the tubing segment, wherein the feeler pin is movable in response to a height of the pumping volume.Type: ApplicationFiled: January 27, 2022Publication date: July 28, 2022Inventors: Frank Cai, Lun Zhang, Derek Alan Carroll, Siddarth Shevgoor
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Publication number: 20210290099Abstract: Devices, systems, and methods are described including an invasive medical device with a magnetic region. The magnetic region can include a discontinuity in the magnetic region providing a diameter transition, a plurality of spaced magnetic regions can be provided or the magnetic regions can be encoded with data. Systems and methods are described that include ways to read the data.Type: ApplicationFiled: June 3, 2021Publication date: September 23, 2021Applicant: Becton, Dickinson and CompanyInventors: S. Ray Isaacson, Edward G. Henderson, Siddarth Shevgoor, Jonathan Karl Burkholz
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Patent number: 11116419Abstract: Devices, systems, and methods are described including an invasive medical device with a magnetic region. The magnetic region can include a discontinuity in the magnetic region providing a diameter transition, a plurality of spaced magnetic regions can be provided or the magnetic regions can be encoded with data. Systems and methods are described that include ways to read the data.Type: GrantFiled: June 1, 2016Date of Patent: September 14, 2021Assignee: Becton, Dickinson and CompanyInventors: S. Ray Isaacson, Siddarth Shevgoor, Jonathan Karl Burkholz, Laurie Sanders