USPTO Patent Applications - Medical Devices (A61M)

Hybrid Connector Optical Electrical Termination Medical Devices

The USPTO published patent application US20260110852A1 filed by inventor Pradeep Kumar ASHOK on October 23, 2024 (Application No. 18924131). The application discloses a hybrid connector assembly designed to terminate an optical conductor and multiple electrical conductors within a single compact plug connector. The design employs electrical contacts arranged in longitudinal offset configuration encircling the optical conductor, secured and isolated by an electrical insulator.

LivaNova Roller Pump, Adjustable Rollers, Perfusion System

LivaNova Deutschland GmbH has filed USPTO patent application US20260110295A1 for a roller pump with electronically adjustable roller positions for use in extracorporeal perfusion systems. The invention includes a rotor with first and second roller arms, each having rollers rotatably coupled, a raceway disposed around the rotor, and an electronic actuator configured to change the radial position of the rollers. An extracorporeal perfusion system incorporating this pump would include a fluid reservoir, oxygenator, and flexible tubing disposed within the raceway, with the motor configured to rotate the rotor to cause fluid flow within the tubing.

Compositions, Devices, and Methods for Intranasal Delivery of Dry Powder Epinephrine

Belhaven BioPharma Inc. has filed USPTO patent application US20260108459A1 for intranasal dry powder epinephrine compositions. The application was filed on June 19, 2025, with inventors Scott Lyman and Brian Taubenheim. The compositions include epinephrine with citric acid as a stabilizing agent and are intended for treating anaphylaxis, bronchospasms, respiratory impairment, organophosphate poisoning, and major adverse cardiac events.

Enteral Feeding Bag and Pump Support, US Patent Application A1, Apr 23, 2026

USPTO published patent application US20260108429A1 for an enteral feeding bag support system filed September 17, 2025 by inventors Benjamin Harris, Joel Wiesner, Jeffrey Markwardt, Wayne Biermann, and Kenneth Breitweiser. The system comprises a base with a support portion and attachment portion for removably attaching a medical device, and a pole assembly attachable to the base that suspends the medical bag above the support surface. Healthcare facilities and medical device manufacturers should monitor issued patents in this space for freedom-to-operate and licensing considerations.

Biopsy Marker Deployment Device - Bard Peripheral Vascular

Bard Peripheral Vascular, Inc. has published patent application US20260108321A1 for a biopsy marker deployment device. The device comprises a deployment catheter with a cutting tip, a first lumen with a distal opening, a second lumen shaped to hold multiple markers, and two push rods that independently advance markers from the second lumen through the first lumen and out the distal opening. The application was filed on September 29, 2022, under application number 19115459. This published application makes the technical details of the invention publicly available for examination.

Liquid Applicator for Delivering Vaccines

USPTO published patent application US20260108340A1 (filed November 12, 2025, Application No. 19386697) for a liquid applicator device designed to administer liquids, including vaccines, to animals via mouth delivery. The application names three inventors: Aurelie de Malibran-Santibanez, Alonso Prado-Masias, and Frederic David. CPC classifications span veterinary instruments, pharmaceutical packaging, and medical delivery device categories.

Breastfeeding System Patent US20260108292A1

The USPTO published patent application US20260108292A1 for a breastfeeding system, filed October 14, 2025, by inventor Alan N. Schwartz. The application describes a breastfeeding collection and simulation device featuring conformable breast cover layers with receptacle spaces for liquid collection, combined with simulation devices that mimic breastfeeding interactions. The invention falls under CPC classifications A61M and related medical device categories.

Catheter Pump Flexible Shaft Core Patent Application, ECP Entwicklungsgesellschaft

USPTO published patent application US20260110327A1 filed by ECP Entwicklungsgesellschaft mbH on May 5, 2025, covering a catheter pump flexible shaft arrangement with a reinforced core extending through the interior of a flexible hollow shaft. The invention enables selective positioning of stiffer and more flexible sections within the shaft to optimize performance. CPC classifications include A61M 60/135, A61M 60/216, A61M 60/408, A61M 60/414, and related mechanical categories.

Velico Medical Spray Drying System Patent Application

Velico Medical, Inc. filed patent application US20260110482A1 on December 21, 2025, published April 23, 2026, covering a spray drying disposable device for plasma processing. The invention includes a spray drying head with a nozzle assembly in fluid communication with a plasma source and pressurized aerosol gas source, a plenum with uniform air pressure, a baffle plate with drying gas jets, and a capture filter for dried plasma particles. Five inventors are named: Robert R. Andrews, Herman E. Snyder, William J. Merritt, Evan P. Ordway, and Kyle D. Erickson.

Shockwave Medical Patent Application for Shock Wave Catheter to Facilitate Pacemaker Lead Removal

Shockwave Medical, Inc. has filed a patent application (US20260108728A1) for a shock wave catheter system designed to facilitate pacemaker lead removal. The system uses a catheter with a nozzle sized to receive a pacemaker lead, with shock wave emitters positioned to generate waves that disrupt lesions and assist in lead extraction. The application was filed on October 20, 2025, and published on April 23, 2026. Inventors include Alyssa McCullough, Robert Zelenka, Daryl Wong, Thu Anh Ho, and Steven Yihlih Peng.

Cardiovascular Metabolic Treatment Devices and Methods - US20260108742A1

USPTO published patent application US20260108742A1 on April 23, 2026, filed October 13, 2025, covering devices and methods for treating cardiovascular and metabolic disease through activation and deactivation of vascular baroreceptors. Inventors Ryan Kendall Pierce and Benjamin Kahn Cline disclose therapeutic applications including hypertension, hypotension, metabolic disorders, cardiovascular disease, heart failure, cardiac arrhythmia, renal disease, respiratory disease, diabetes, and insulin resistance. The application covers CPC classifications spanning A61N (electrical therapy), A61B (diagnosis/surgery), A61M (medical devices), and A61F (implants/prostheses).

Medical Catheters, Agent Delivery, Expandable Balloon, Deformable Lumens

USPTO published patent application US20260108709A1 filed September 16, 2025 by inventors Thomas ROEWER and Michael P. ALLEN, covering medical delivery devices such as catheters adapted for agent delivery with one or more deformable lumens in collapsed and open configurations, and expandable balloon devices for patient treatment. The application is assigned number 19330503 and claims priority under CPC classifications A61M 25/1018, A61M 25/0023, A61M 25/09, and A61M 2025/0042.

Sheath Assembly For Insertion Of A Catheter Into A Patient

ECP Entwicklungsgesellschaft mbH filed US patent application US20260108707A1 on April 23, 2026, covering a sheath assembly for inserting a cord-shaped element, particularly a catheter, into a patient body. The application describes an introducer sheath and an auxiliary sheath configured to detachably couple and fasten the cord-shaped element. Filing date is September 22, 2025, with Application No. 19335554.

Balloon Catheter, KANEKA Corporation, Apr 23

KANEKA CORPORATION has filed a patent application (US20260108708A1) for a balloon catheter designed with dual independent inflation tubes to reduce kinking when navigating curved blood vessel passages. The application, filed on December 18, 2025, lists inventors Kazuki Matsufuji, Masahiro Kojima, and Takahisa Hamabuchi. The invention features a shaft with two sections: a distal first section where inflation tubes are fixed together, and a proximal second section where they are not fixed, allowing flexibility in bent vessel anatomy.

Intraluminal Balloon Dilator Patent Filed by Francis, Grace

Application US20260108706A1 for an intraluminal balloon dilator apparatus was filed September 22, 2023 and published April 23, 2026 by inventors Nathan C. Francis and Kenneth Peter Grace. The invention comprises a flexible elongate member positionable within a body lumen and a balloon that transitions from an unexpanded state to an expanded state with a second diameter larger than the first diameter, with a leading edge extending at an angle to engage anatomical walls as the dilator moves through an opening. This published application does not create immediate compliance obligations but may be relevant for companies developing similar medical devices in the balloon dilator space.

AORTYX S.L. Steerable Catheter Patent Application US20260108705A1

USPTO published patent application US20260108705A1 for AORTYX S.L. covering steerable catheters with dual steering sections configured to steer in opposite directions within the same plane. The application, originally filed on August 22, 2025 (Application No. 19307624), was published on April 23, 2026 and also discloses a system comprising the catheter with a deployable patch deployment device. CPC classifications include A61M 25/0147, A61F 2/2481, and A61F 2002/2484.

Roller Pump Calibration Method and Perfusion System, LivaNova

LivaNova Deutschland GmbH has filed USPTO patent application US20260108720A1 for a roller pump calibration method and extracorporeal perfusion system with an automatic calibration mode. The application, filed on October 22, 2024, was published on April 23, 2026, with inventors Friedemann Schubert and Philipp Löffler listed.

Plastic Stent, UIF, Yonsei University, Apr 23

UIF (University Industry Foundation), Yonsei University filed US Patent Application US20260108711A1 on December 17, 2025 (Application No. 19423245), published April 23, 2026. The invention is a plastic stent comprising a tube-shaped front end portion with an inlet, a central portion extending integrally from the front end, and a rear end portion with an outlet communicating with the inlet via a flow path, wherein the front and rear end portions provide different restoring angles or restoring forces relative to the central portion. Inventors are Jae Hee CHO, Sung Ill JANG, Jung Hyun JO, See Young LEE, and Chan Min JUNG.

Needleless Connector Patent Application US20260108719A1

USPTO published patent application US20260108719A1 on April 23, 2026, filed October 14, 2025, for a needleless connector design. The application names Soon Yong Park, Christopher Jesse Zolllinger, Jason Andrew Wine, and Kuochu Colin Huang as inventors and describes a flexible valve element with fluid flow pathway features to resist obstruction between the valve head and diaphragm. The invention further includes a diaphragm formed as a bellows to reduce strain during connector activation.

Medical Tube Securement Device

Alexander Johnson and Phillip Whiting filed US Patent Application US20260108718A1 on June 18, 2025, claiming a medical tube securement device comprising a base member with tab portions and an opening for receiving a tube, plus a clamp member to secure the tube and prevent movement at the tube insertion site. The application, assigned number 19242743, was published on April 23, 2026, with CPC classifications A61M 39/1011, A61M 16/0493, A61M 16/0497, and A61M 2039/1077. This publication makes the invention publicly available for review, opposition, or licensing consideration by competitors and potential investors in the medical device space.

Balloon Catheter Patent by RADEXEL INC, Apr 23

RADEXEL INC filed US Patent Application US20260108710A1 for a balloon catheter design on October 6, 2025. The invention includes an external catheter, an inflatable and deflatable balloon configured to be inserted into or expelled from a target site of a living body, and an internal catheter that moves along the external catheter in two directions for insertion or expulsion. The application was published April 23, 2026.

Collagen Stimulation Device with RFID Pen Cartridge

Thomas M. Hitchcock filed patent application US20260108715A1 for a collagen stimulation assembly combining a motorised pen with a single-use cartridge incorporating RFID tag technology. The RFID tag interacts with a transmitter in the pen to detect cartridge status and enable or prevent motor operation accordingly. The application was filed on 2025-10-21 and published on 2026-04-23.

Connection Retention Assembly Patent Application by Raymond Feith

USPTO published patent application US20260108717A1, filed by Raymond P. Feith on October 18, 2024, covering a connection retention assembly for medical device connectors. The assembly uses a clamp component with a clip member engaging a mating groove to secure first and second connectors together while allowing removal upon application of separating force. The application includes CPC classifications in the A61M medical device category.

Bed With Foot Warming System Patent Application

USPTO published patent application US20260096666A1 for a bed with integrated foot warming system. The application, filed November 4, 2025, covers a heating unit positioned inside an envelope at the foot of a bed, with power source and electrical connector. Inventors include Kody Lee Karschnik, Omid Sayadi, Wade Daniel Palashewski, Ramazan Demirli, Eric Rose, and Saurabh Chhaparwal.

Pressure Balancing Across Microfluidic Devices

USPTO published patent application US20260097163A1 by Astrin Biosciences, Inc. The application covers an aphaeretic biopsy system using microfluidic devices with inertial separation techniques to extract released tumor cells from patient bloodstream. The system includes a removable cartridge with stacked microfluidic devices implementing pressure balancing to distribute blood evenly across devices for improved separation performance.

Absorbable Anastomotic Protection Device and Fecal Diversion Device for Post-Colorectal Surgery

USPTO published patent application US20260096819A1 for an absorbable anastomotic protection and fecal diversion device for colorectal surgery. Inventors include Jing Lu, Yong Zhang, Jie Shao, and Zicai Zhu. The device comprises a fecal diversion device with inflatable flushing section, balloon air tubes, cleaning tube, intestinal protective film, supporting balloons, and absorbable elastic band made of absorbable polymer material.

Percutaneous AVF Creation Using Catheters with Electric Field Alignment

USPTO published patent application US20260096833A1 for a method and apparatus for percutaneous creation of arteriovenous fistula (AVF) using catheters with asymmetric electric field alignment detection. The invention is intended for vascular access in hemodialysis patients. The application includes claims covering catheter-based AVF creation methods and alignment detection systems.

Self-Current-Generating Skin-Applicable Patch Comprising Biodegradable Metal

USPTO published patent application US20260097198A1 for a self-current-generating skin-applicable patch comprising biodegradable metal. The patch includes first and second electrode layers and a support layer with ionic solution, enabling iontophoresis and micro-current effects without external power. Application 19112970 was filed September 20, 2023.

Antibody Compositions with Antioxidants for Subcutaneous Delivery

The USPTO published patent application US20260097118A1 assigned to Bristol-Myers Squibb Company, covering pharmaceutical compositions comprising an antibody and at least two antioxidants formulated for subcutaneous delivery. The application includes claims for methods using an endoglycosidase hydrolase enzyme in the composition. Filing date was September 29, 2025.

E-Vaping Device Formulation Level Indicator Patent Application

The USPTO published patent application US20260097173A1 for Altria Client Services LLC covering an electronic vaping device with a pre-vapor formulation level indicator. The device includes a vaporizer assembly with heating element, pre-vapor formulation reservoir, and discrete indicator segments controlled by a processor that determines duty cycle differences to adjust the indicator. The three inventors are Terrance Theodore Bache, Christopher S. Tucker, and Raymond W. Lau.

Multi Chamber Flexible Bag and Methods of Using Same

USPTO published patent application US20260096952A1 by inventor Antonio Francesco Di Naro for a multi-chamber flexible pharmaceutical bag designed to hold lyophilized products with a reconstituting solution. The bag features a frangible seal between chambers that breaks upon application of predetermined force to fluidly connect the chambers.

Aptar France Sas Spray Patent Analysis Method

USPTO published patent application US20260097411A1 assigned to Aptar France SAS, covering a method for analyzing spray generated by pharmaceutical fluid dispensing devices. The method uses strioscopy to display test fluid flow and determines spray compliance with specifications. Cycle time for analyzing one spray head is under 1.5 seconds.

Tissue Isolation Balloon Device for Radiotherapy

USPTO published patent application US20260097233A1, filed December 12, 2025, assigned to Beijing Qifan Bochuang Medical Technology Co., Ltd. The application covers a tissue isolation balloon device designed for repeated inflation and deflation in vivo during radiotherapy courses, with an isolation balloon positioned between healthy and target tissues to protect healthy tissue from radiation exposure.

US20260097161A1, Extracorporeal Circulation System, Shenzhen Wecan

US20260097161A1, Extracorporeal Circulation System, Shenzhen Wecan

Manta MedTech Osmotic Drug Chamber System with Fixed Dose Size for Wearable Medical Devices

USPTO published patent application US20260097165A1 for Manta MedTech LLC's osmotic drug chamber system with fixed dose size designed for active wearable medical devices. The system incorporates an osmotic chamber with osmotic agent, permeability module for fluid ingress, drug chamber, compressible piston for longitudinal movement, valve module regulating drug release, fluid chamber with semipermeable membrane, and drug delivery outlets. The filing date was December 11, 2025.

Infusion Pump Mechanism with Occlusion Force Reduction

The USPTO published patent application US20260097166A1 for an infusion pump mechanism featuring multi-directional tolerance control to reduce occlusion force. The invention includes pump fingers with head portions having tips configured to contact and occlude tubes, and an opposing plate with force concentrators aligned with respective pump fingers. The application was filed on December 12, 2025, under application number 19418139.

DRIVE SPRING AND NEEDLE COVER SPRING FOR AN INJECTION DEVICE

USPTO published patent application US20260097167A1 filed on December 11, 2025, Application No. 19416083. The application by inventors Glauser, Tschirren, Loser, and Schrul covers an injection device with a drive spring and needle cover spring mechanism for drug delivery. The device includes a housing, a drive member for dispensing drugs, and a needle cover movable between covering and retracted positions that compress or expand the spring member.

MITAKA HDGS Needleless Syringe, Multiple Doses, Apr 09

MITAKA HDGS Needleless Syringe, Multiple Doses, Apr 09

Monitoring Device with Optical and Vibration Sensors for Medicament Delivery

The USPTO published patent application US20260097169A1 for a monitoring device designed to attach to medicament delivery devices. The device uses an optical sensor and vibration sensor to detect when a dose activation element is manually operated and correlates sensor data to confirm correct dose setting. The inventors are William Cirillo. The application was filed on May 27, 2025.

Sealing Cap for Syringe Tip Patent Application US20260097170A1

USPTO published patent application US20260097170A1 by inventor Mirhac Dinc for a sealing cap for a syringe tip. The application, filed July 28, 2023, describes a housing with a connection portion and an insert-engagement portion containing a sealing insert with tip-engagement and housing-engagement portions. The public notice period allows interested parties to review the invention before potential grant.

Tip Cap for Medical Injection Device, US20260097171A1

USPTO published patent application US20260097171A1 for a tip cap designed to seal a fluid passageway in a medical injection device. The application, filed September 19, 2023, covers an elastomeric inner cap with a proximally extending skirt in sealing engagement with a medical container tip, enclosed within a rigid outer cap having a threaded portion. The invention classifies under CPC codes A61M 5/345 and related medical device categories.

Machine Proximate Nebulizer Respiratory Therapy System

The USPTO has published patent application US20260097172A1 for a machine proximate nebulizer respiratory therapy system. The application, filed on June 11, 2025, covers a nebulizer system with a cylindrical mixing chamber, impacting cap, and recirculation tube for delivering aerosolized medicaments in respiratory therapy. The invention aims to improve aerosol delivery efficiency by entraining aerosol into breathing gas and recirculating rain-out droplets.

Access Vascular Inc - Gradient Annealing Polymeric Catheters

USPTO published patent application US20260097181A1 for Access Vascular Inc covering gradient annealing methods for polymeric catheter components with spatially varying mechanical properties. The application claims methods for producing catheters with improved kink resistance by spatially varying annealing to balance patient comfort with insertion ease. Inventors include Daniel T. Donahue, Michael Bassett, and Matthew M. Mannarino.

Neurocatheters, Systems, and Methods of Use

USPTO published patent application US20260097183A1 for neurocatheter technology. The patent covers catheters with proximal and distal portions having different stiffness ratios (proximal portion stiffer than distal by at least 10x). The catheter is configured for intracranial vessel access without requiring a guide sheath. Inventors: Paul De Lipski, John Miller, Tony M. Chou, Stephanie Sharpe, Christina Van. Filing date: 2025-10-03.

Steerable Catheter Articulation State Indicator Patent

Steerable Catheter Articulation State Indicator Patent

Flexible Elongate Device with Variable Bending Stiffness

USPTO published patent application US20260097185A1 titled 'Systems and Methods for Varying Bending Stiffness of a Flexible Elongate Device.' The application, filed September 18, 2023 under application number 19112852, discloses a flexible elongate medical device comprising an articulable distal section and a non-articulable proximal section with varying bending stiffness along its length. Inventors are Rumen Deyanov and Russell Field.

Guide Element for Intravascular Access Device - Patent Application US20260097186A1

USPTO published patent application US20260097186A1 for a guide element for intravascular access devices. The invention includes a needle inside a catheter lumen with a working space configured to receive tools, and a guide element with annular elements to control its distal end. The application was filed on September 20, 2023, under application number 19113880.

Guidewire with Multi-Edge Profile for Enhanced Torque and Reduced Friction

USPTO published patent application US20260097187A1 for a guidewire with a multi-edge profile designed to improve torque transmission and reduce friction during intravascular navigation. The application includes helical configurations with discrete peaks and valleys, variable pitch sections, and polymer jackets with hydrophilic coatings. The system may include diagnostic catheters deliverable simultaneously with main catheters without additional support.

Neuravi Catheter Navigation Device Minimizes Vessel Bifurcation Catching

USPTO published patent application US20260097189A1 for Neuravi Limited, filed October 9, 2024, covering an endovascular navigation device for use with funnel catheters. The device features a radially expandable section positioned between a tapered distal section and proximal section, designed to prevent the free terminating distal edge of a funnel catheter from catching at bifurcated vessels during navigation. The expandable section expands to match the catheter's maximum inner diameter when deployed. The invention addresses complications in catheter procedures at vessel bifurcations.

Cochlear Implant Lead Insertion Site Access System and Methods

USPTO published patent application US20260097191A1 for a system and methods for accessing a cochlear implant lead insertion site under direct visualization. Inventors Hugo Peris, Benson Jung, and Kevin W. Sacherman filed the application on December 12, 2025. The system enables delivery of formulations to the middle ear and cochlear implant lead insertion sites.