Patents Assigned to Avent, Inc.
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Patent number: 12279805Abstract: Methods for detecting tubing in a pump assembly of a pump system are provided. For example, a method comprises connecting a power supply to each of a plurality of pump motors of the pump system. Each pump motor of the plurality of pump motors has a power supply cable configured to connect to the power supply and drives a pump head of a plurality of pump heads of the pump system. The method also comprises sensing a motor current from each of the power supply cables, determining whether tubing is loaded in each pump head, and, if tubing is not loaded in a pump head, then disconnecting from the power supply the power supply cable of the pump motor associated with the pump head in which tubing is not loaded. Systems for detecting the presence of tubing within a pump head of a plurality of pump heads also are provided.Type: GrantFiled: January 30, 2023Date of Patent: April 22, 2025Assignee: Avent, Inc.Inventors: Ruoya Wang, Ken Driver
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Patent number: 12245805Abstract: Disclosed are compositions, devices, systems, kits, and methods for neural ablation.Type: GrantFiled: September 3, 2020Date of Patent: March 11, 2025Assignee: Avent, Inc.Inventors: Guillermo Alas, Michael G. Smith, Sherry E. Adesina, Alencia V. Washington
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Patent number: 12232801Abstract: A method of treating tissue of a patient's body includes providing a power source coupled to at least one probe assembly. The probe assembly includes an elongate member with a distal region and a proximal region. The distal region has an electrically and thermally-conductive energy delivery device for delivering one of electrical and radiofrequency energy to the patient's body. The electrically and thermally-conductive energy delivery device has one or more internal lumens for circulating a cooling fluid therethrough and an electrically and thermally-conductive protrusion having a temperature sensing element. The temperature sensing element extends from a distal end of the energy delivery device. The method includes inserting the energy delivery device of the at least one probe assembly into the patient's body. Further, the method includes routing the energy delivery device of the at least one probe assembly to the tissue of the patient's body.Type: GrantFiled: May 28, 2019Date of Patent: February 25, 2025Assignee: Avent, Inc.Inventors: Ruoya Wang, Jennifer J. Barrett, Joseph DiPietro, Rasagnya M. Viswanadha, Tyler W. Crone
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Patent number: 12232893Abstract: A system for packaging a kit for a radiofrequency ablation procedure protects a radiofrequency ablation kit without compromising its sterile barrier system through the hazards of handling, distribution, and storage. The system includes: an introducer tray configured to hold at least one introducer; a probe tray configured to hold at least one radiofrequency ablation probe; an outer carrier tray, a pouch configured to hold a tubing kit; and a dispenser carton. The introducer tray and the probe tray are held within the outer carrier tray, and the outer carrier tray and the pouch are configured to be held within the dispenser carton. A method of packaging a radiofrequency ablation kit is further described.Type: GrantFiled: May 23, 2023Date of Patent: February 25, 2025Assignee: Avent, Inc.Inventors: Gavin H. Mannion, Brett C. Leard, Ruoya Wang, Ryan D. Smith, Mark R. Ellswood, Khoa T. Lien
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Patent number: 12233254Abstract: A tubing assembly for use with an electronic catheter guidance systems is provided and includes a catheter and a stimulation electrode assembly, and an electrical connection for delivering a stimulation waveform to the stimulation electrode assembly. The catheter extends in a longitudinal direction and has a proximal end and a distal end that define a lumen therebetween. Further, the catheter is configured for placement within a patient's digestive tract. The stimulation electrode assembly is configured to deliver an electrical stimulation to tissue. A catheter guidance system and method for accurately placing a catheter in the digestive tract are also provided.Type: GrantFiled: May 22, 2020Date of Patent: February 25, 2025Assignee: Avent, Inc.Inventors: Karl Thomas Bjurbo, Eric A. Schepis, James F. Tassitano
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Patent number: 12233231Abstract: A connector for medical fluid vessels includes a fluid-seal fitting such as a male plug defining a lumen and mating with a cooperating connector, a mechanical fastener such as a screw thread for mating with the cooperating connector, and an outer housing positioned around the plug to form an annular space. A cap can be provided with a fluid-seal fitting such as a male plug for mating with the lumen of the connector. In example embodiments, the male plug is tapered and can comprise one or more projections for sealingly engaging with the lumen of the connector. According to some example embodiments, the cap can be tethered to the connector.Type: GrantFiled: May 13, 2022Date of Patent: February 25, 2025Assignee: Avent, Inc.Inventors: Aaron N. Ingram, Benjamin Martin Davis, Mark M. Costello, David A. Doornbos, John Burke
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Patent number: 12233263Abstract: The present disclosure is directed to a system and method modulating targeted neural and non-neural tissue of a nervous system for the treatment of head-and-face pain. Electrical stimulation is delivered transcutaneously to the treatment site that modulates the targeted neural- and non-neural tissue of the nervous structure, inhibiting nervous signaling and the perception of pain.Type: GrantFiled: August 22, 2022Date of Patent: February 25, 2025Assignee: Avent, Inc.Inventors: David M. Page, Eric A. Schepis, Jalpa Shah, Natalia Alexeeva
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Patent number: 12226149Abstract: An ablation system for treating tissue in a patient's body includes an energy source, one or more probes connected to the energy source, and a controller communicatively coupled to one or more probes. Each of the probes includes an elongate member having a distal region with an electrically non-conductive outer circumferential portion and a proximal region. The probes further include an electrically conductive energy delivery device extending distally from the electrically non-conductive outer circumferential portion. The controller includes one or more processors and one or more memory devices. The one or more memory devices are configured to store computer-readable instructions that when executed by the one or more processors cause the one or more processors to perform operations that include detecting a number of probes connected to the energy source and allocating a portion of the predetermined power supply to each of the probes.Type: GrantFiled: April 19, 2021Date of Patent: February 18, 2025Assignee: Avent, Inc.Inventors: Lisa M. McGregor, Lee Rhein, Tyler W. Crone, Jennifer J. Barrett
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Patent number: 12220544Abstract: A tubing assembly for use with electronic catheter guidance systems is provided and includes a catheter, an ultrasound transducer disposed within the catheter, and an optional additional external ultrasound transducer. The catheter extends in a longitudinal direction and has a proximal end and a distal end defining a lumen therebetween. Further, the catheter is configured for placement within a patient's digestive tract or respiratory tract. The ultrasound transducer can be located within the catheter's lumen, and the optional external ultrasound transducer can be located on or outside the patient's body. Both ultrasound transducers can transmit ultrasound signals as directed by a processor and can communicate with the processor to deliver ultrasound data to a display device. The attenuation of the ultrasound energy at a selected frequency can indicate placement of the catheter in the digestive tract or respiratory tract. A catheter guidance system and method of use are also provided.Type: GrantFiled: July 31, 2020Date of Patent: February 11, 2025Assignee: Avent, Inc.Inventors: Karl Thomas Bjurbo, James F. Tassitano, David M. Page, Hilton M. Kaplan, Don J. McMichael
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Patent number: 12220557Abstract: Bladders and elastomeric pumps for infusion assemblies are provided. For example, a bladder may comprise a body extending over a length from a first end to an opposing second end; an outer diameter; an inner diameter; and a wall thickness. The wall thickness may gradually transition from a first wall thickness at the first end to a second wall thickness at the second end. In other embodiments, the wall thickness at a midpoint of the length is different than the wall thickness at each of the first end and the second end. An elastomeric pump may comprise an inflatable elastomeric bladder and a mandrel. The bladder includes a body extending over a bladder length from a first bladder end to an opposing second bladder end and a wall thickness, which is different at a midpoint of the bladder length than at each of the first and second bladder end.Type: GrantFiled: February 17, 2022Date of Patent: February 11, 2025Assignee: Avent, Inc.Inventors: Gary D. Aurin, Travis W. Klyber, Thad R. Hmielak
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Patent number: 12213946Abstract: An enteral dosing control coupling comprising a cylindrical collar defining a hollow internal chamber and a lumen extension tip projecting axially into the internal chamber, the lumen extension tip defining an internal lumen extending through the lumen extension tip. In example forms, the lumen extension tip is integrally formed with the cylindrical collar. In other example forms, the lumen extension tip is a separate piece and is removably engageable within the cylindrical collar.Type: GrantFiled: August 8, 2019Date of Patent: February 4, 2025Assignee: Avent, Inc.Inventors: Benjamin M. Davis, Aaron N. Ingram, Duane Webb, Mariann Cary
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Patent number: 12208064Abstract: A feeding tube port for use in connection with an enteral feeding system is provided. The feeding tube port includes an inner core made of a first material and an over-layer made of a second material. The over-layer at least partially encloses the inner core, such that the inner core is configured to resist separation from the over-layer. In some aspects, the inner core may be formed from a rigid plastic material and the over-layer may be formed from a pliable material. The inner core may include one or more ribs, slots and/or apertures configured to enhance adherence between the inner core first material and the over-layer second material. The inner core may further include one or more contact points configured for attachment of a feeding tube valve other similar component to the feeding tube port.Type: GrantFiled: April 30, 2020Date of Patent: January 28, 2025Assignee: Avent, Inc.Inventors: Michael A. Kenowski, James M. Takeuchi, Curry B. Sandven
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Patent number: 12193969Abstract: A rapid contrast therapy system can provide cold, heat/hot/warm (hereafter referred to as “hot”), and/or rapid contrast therapy, which involves rapidly alternating between cold therapy and hot therapy. The system can circulate cold or hot fluid, such as water, through a hose, into a therapy wrap, and then back to the fluid reservoirs of the system. The system can utilize a vapor compression system or other chiller technology to cool the cold water reservoir, and immersion heaters can be used to heat the hot water reservoir.Type: GrantFiled: October 27, 2022Date of Patent: January 14, 2025Assignee: Avent, Inc.Inventors: Mark H. Lowe, Bryan D. Huff, John Moore
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Patent number: 12178997Abstract: Systems and methods are provided for signaling a condition of an infusion assembly. An example system may comprise an elastomeric pump that includes a chamber for receipt of a volume of fluid, an outer layer configured to expand and contract as the chamber receives and dispenses the fluid, and a passive indicator provided on the outer layer for signaling a change in the volume of the fluid in the chamber. The example system further may comprise an image capture device configured to capture an image of the pump, and a processing system configured to process the image to signal the condition of the infusion assembly to a user of the system. An example method may comprise capturing the image of the pump; processing the image; and displaying information to the user of the pump to communicate a condition of the pump to the user. Various elastomeric pumps for infusion assemblies also are provided.Type: GrantFiled: July 25, 2023Date of Patent: December 31, 2024Assignee: Avent, Inc.Inventors: Bao-Tram N. Pham, Justin Coker, Shane A. Duffy, Judith Davenport, Kenneth C. Hsu, Ryan Massengale
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Patent number: 12178492Abstract: A controller for a cooled radiofrequency ablation system is configured to sequentially activate a plurality of pump assemblies with a pump activation time delay between the activation of each of the plurality of pump assemblies, measure a temperature drop delay time for each of a plurality of cooled radiofrequency ablation probes, map each respective pump assembly of the plurality of pump assemblies to a corresponding cooled radiofrequency ablation probe of the plurality of cooled radiofrequency ablation probes based on the temperature drop delay time and an activation time of each of the plurality of pump assemblies, and confirm the mapping of each respective pump assembly to the corresponding cooled radiofrequency ablation probe by comparing, for each of the plurality of cooled radiofrequency probes, the measured temperature drop delay time to an expected temperature drop delay time.Type: GrantFiled: October 11, 2022Date of Patent: December 31, 2024Assignee: Avent, Inc.Inventor: Ruoya Wang
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Patent number: 12171592Abstract: The present invention is directed to a computing system and method for the real-time automatic identification and tracking of a medical instrument and optionally the identification of at least one anatomical object in an image generated by an imaging system. The method includes generating the image via the imaging system and providing the image to a processor of a computing system. Further, the method includes developing and training at least one machine-learned model to automatically identify or locate the medical instrument and optionally at least one machine-learned model to identify or locate the anatomical object and the surrounding tissue in the image. Moreover, the method includes automatically labeling the identified medical instrument and optionally the identified anatomical object and surrounding tissue on the image. Further, the method also includes displaying the labeled image to a user in real-time.Type: GrantFiled: August 30, 2019Date of Patent: December 24, 2024Assignee: Avent, Inc.Inventors: Michael R. Avendi, Joost L. Mulders
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Patent number: 12171722Abstract: A tubing assembly for use with electronic catheter guidance systems is provided and includes a catheter and an acoustic sensor. The catheter extends in a longitudinal direction and has a proximal end and a distal end that define a lumen therebetween. Further, the catheter is configured for placement within a patient's digestive tract. The acoustic sensor can be located within the lumen of the catheter or in a sampling chamber connected to the catheter. The acoustic sensor can communicate with a processor to deliver sound data to a display device. The appearance of random spikes on a frequency versus time spectrogram can indicate placement of the catheter in the digestive tract, while a rhythmic/repetitive pattern on a frequency versus time spectrogram can indicate placement of the catheter in the respiratory tract. A catheter guidance system and method for accurately placing a catheter in the digestive tract are also provided.Type: GrantFiled: July 30, 2019Date of Patent: December 24, 2024Assignee: Avent, Inc.Inventors: Donald McMichael, James F. Tassitano
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Patent number: 12144539Abstract: A method for preparing a cooled radiofrequency probe for use to treat tissue of a patient's body includes providing a plurality of cooled radiofrequency probes. Each of the plurality of cooled radiofrequency probes includes an elongate member with a distal region and a proximal region. The distal regions each have an electrically and thermally-conductive energy delivery device for delivering one of electrical and radiofrequency energy to the patient's body. The electrically and thermally-conductive energy delivery devices each have one or more internal lumens for circulating a cooling fluid therethrough and an electrically and thermally-conductive protrusion having a temperature sensing element. The temperature sensing elements of each protrusion extends from a distal end of the energy delivery device. Further, each of the temperature sensing elements has a different length that extends from the distal end of the energy delivery device.Type: GrantFiled: May 28, 2019Date of Patent: November 19, 2024Assignee: Avent, Inc.Inventors: Ruoya Wang, Tyler W. Crone, Joseph DiPietro, Jennifer J. Barrett, Rasagnya M. Viswanadha
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Patent number: 12128194Abstract: A medical device position guidance system is provided. The system includes at least one reference transmitter and a receiver system configured to receive signals from the at least one reference transmitter. The reference transmitter is configured to maintain a static position on a subject. The system further includes a processor configured to (i) receive signals relating to the location and orientation of each sensor of the receiver system relative to the at least one reference transmitter; and (ii) using the received signals, create an anatomical coordinate system. The system may further include an inserted transmitter configured to be attached to a medical device. The inserted transmitter is adapted to establish the location and orientation of the medical device within the anatomical coordinate system. A method for medical device position guidance is also provided.Type: GrantFiled: July 6, 2023Date of Patent: October 29, 2024Assignee: Avent, Inc.Inventors: Karl Thomas Bjurbo, Anthony D. Roberts, Shawn G. Purnell, Vlad Bluvshtein
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Patent number: D1037441Type: GrantFiled: April 5, 2022Date of Patent: July 30, 2024Assignee: Avent, Inc.Inventors: Emily Brayman, Preston A. Moeller