USPTO Patent Applications - Medical Devices (A61M)

Merxin Patent: Medicament Dispenser, Elongate Carrier, Power Spring

Merxin Limited filed a patent application (US20260108683A1) with the USPTO on December 19, 2025, for a medicament dispenser designed to hold elongate form medicament carriers with blister and lid sheets. The dispenser incorporates a power spring mechanism that tensions and peels lid elongate sheets from blister sheets upon each actuation, dispensing medicament active from dose portions. The application was published April 23, 2026, placing the invention into the public record as prior art and establishing a priority date.

Maternal Injury Reduction Device Patent, Published 23rd Apr

USPTO published patent application US20260108274A1 for a maternal injury reduction device comprising a dilator module and control module designed to prevent pelvic floor damage and vaginal or perineal lacerations during childbirth. The dilator module expands the vaginal canal during labor while the control module connects to and operates the dilator, with the dilator module being disposable and the control module reusable. Inventors include Lisa Molloy, Kelly Ashfield, Connor Wilson, and Stephen Kmak, with Application No. 19313614 filed on August 28, 2025.

Belhaven BioPharma Intranasal Epinephrine Patent Application

Belhaven BioPharma Inc. filed US Patent Application US20260108687A1 on June 19, 2025, covering intranasal dry powder epinephrine compositions for treating anaphylaxis, bronchospasms, respiratory impairment, organophosphate poisoning, and major adverse cardiac events. The application was published April 23, 2026, naming inventors Scott Lyman and Brian Taubenheim. CPC classifications include A61M 15/08, A61K 9/0043, A61K 31/137, A61K 47/12, A61K 47/26, A61M 11/003, and A61M 11/007.

Intranasal Dry Powder Epinephrine Composition Patent Application

Belhaven BioPharma Inc. filed patent application US20260108685A1 on June 18, 2025, covering intranasal dry powder epinephrine compositions for treating anaphylaxis, bronchospasms, respiratory impairment, organophosphate poisoning, and major adverse cardiac events. The compositions include epinephrine or a pharmaceutically acceptable salt, a stabilizing agent (citric acid or derivative), and a carrier for nasal delivery. The application was published April 23, 2026, under CPC classifications A61M 15/08 and A61K 9/0043.

Contained Liquid System Refilling Aerosol Devices A1 Patent

The USPTO published patent application US20260108684A1 for a contained liquid system designed for refilling aerosol delivery devices. The system includes a housing storing aerosol precursor composition, an adapter with a valve for sealed connection to the aerosol delivery device, separate filling and airflow ports, and a child-resistant cap with two-tab mechanism requiring simultaneous pressing for removal. The application (No. 19323689) was filed on September 9, 2025, with inventors John Brice O'Brien, Frederic Philippe Ampolini, and James William Rogers. Patent applications are published to provide public notice and do not yet confer enforceable rights.

Intranasal Dry Powder Epinephrine Patent Application, Belhaven BioPharma

Belhaven BioPharma Inc. filed US Patent Application US20260108686A1 on June 18, 2025, covering intranasal dry powder epinephrine compositions for treating anaphylaxis, bronchospasms, respiratory impairment, organophosphate poisoning, and major adverse cardiac events. The application claims compositions including epinephrine with citric acid or a salt as a stabilizing agent and a carrier, classified under CPC codes A61M 15/08 and A61K 9/0043. Inventors Scott Lyman and Brian Taubenheim are named on the application.

BMC Medical Respiratory Gas Humidification Assembly Patent Application

BMC Medical Co., Ltd. filed patent application US20260108690A1 on December 18, 2025, for a humidification assembly configured to humidify pressurized respiratory gas. The assembly includes a liquid chamber with a tank and tank cover, featuring a shell with gas inlet and outlet ports on the same side surface, designed for integration into respiratory ventilation apparatus.

Belhaven BioPharma Intranasal Dry Powder Epinephrine Patent Application

Belhaven BioPharma Inc. filed patent application US20260108688A1 for intranasal dry powder epinephrine compositions including a stabilizing agent (citric acid or salt) and carrier, dated October 29, 2025. The application covers methods for treating health conditions threatening the central nervous system including anaphylaxis, bronchospasms, respiratory impairment, organophosphate poisoning, and major adverse cardiac events. Inventors are Scott Lyman and Brian Taubenheim.

Sensor Kit for Respiratory Therapy, Circuit Board Design

USPTO published patent application US20260108689A1 on April 23, 2026, for a sensor kit system designed for respiratory therapy (RPT) devices. The application (filed September 18, 2023, Application No. 19112884) names seven inventors: Michael James DENT, Andrew William GILLETT, Dmitri Anatolievich DOUDKINE, David CREUSOT, Andrew CHAN, Ting Lee TEH, and Evan Latimer HOLLINS. The invention comprises a circuit board with mounted sensors configured to be coupled to a patient interface, capable of sensing parameters both within the plenum chamber and in the external atmosphere.

Ultrasonic Device State Characterization Method, Apr 23

USPTO published patent application US20260108134A1 on April 23, 2026, covering a method for characterizing the state of an end effector of an ultrasonic device. The method involves a control circuit applying power to an ultrasonic transducer, measuring impedance values, and comparing them to stored reference values to classify and characterize the electromechanical ultrasonic system state, then adjusting power accordingly. The application was filed on August 5, 2025, under application number 19291303.

Post-Surgical Recovery Garment With Layered Fabric Construction

USPTO published patent application US20260107989A1 for a post-surgical recovery garment invented by Kristen Neumeier, filed August 29, 2025 under Application No. 19315203. The garment features a torso covering body with first and second fabric layers bonded by a thermoplastic polyurethane layer along contours to provide structural stability without rigid inserts. The bonded multilayer construction is designed for extended wear and recovery following torso surgical procedures, with variations including shoulder straps and front or rear opening regions with fastening mechanisms. Medical device manufacturers should note this application as it describes a competing technology in the post-surgical garment space.

Medical Kit With Vial and Male Connector

USPTO published patent application US20260108423A1 for a medical kit comprising a vial and a male connector with dual frustoconical geometry designed for improved drug transfer. Inventors Marc MAURY, Michel LE CADRE, and Cyrille MARECHAL filed the application on September 18, 2023. The invention specifies a male part with first and second frustoconical portions forming different angles relative to the axis, with the second angle less than the first.

Dual-Chamber Drug Delivery Patent, Semaglutide and Cagrilintide

USPTO Application US20260108587A1, published April 23, 2026, covers aqueous pharmaceutical formulations of semaglutide and cagrilintide designed for co-administration via a dual-chamber medical device. The inventors are Tommy Sander, Christian Poulsen, and Rosa Rebecca Erritzoee Hansen. Filing date was December 17, 2025, under Application No. 19423120. CPC classifications include A61K 38/26 (GLP-1 peptides), A61M 5/19 (infusion devices), and various formulation excipients.

Medical Device Data Translation System Patent Application

USPTO published patent application US20260108218A1 for a medical device data translation system, filed July 31, 2025. The invention, authored by Peter Scott Housel, Bilal Muhsin, Ammar Al-Ali, and Massi Joe E. Kiani, enables a first medical device to receive and display physiological parameter data from a second medical device that uses an incompatible communication protocol, via a separate translation module. CPC classifications span medical monitoring (A61B, A61M), data security (G06F 21/84), and healthcare IT (G16H 40/63).

Balloon Device for Rigid Bronchoscopy, Apr 23

USPTO published patent application US20260108143A1 for a balloon device designed for use with rigid bronchoscopes, filed October 23, 2024 and published April 23, 2026. Inventors are An Ho and David Stein. The device comprises a balloon shaft member, balloon member, and inflation device configured to fit snugly on the outside of a rigid bronchoscope to improve patient ventilation during bronchoscopy procedures and prevent back bleeding into the lung.

Devices, Treatments and Methods to Restore Tissue Elastic Recoil

USPTO published patent application US20260108248A1, filed October 10, 2025, for pulmonary treatment devices using shape-memory material designed for advanced COPD patients. Inventors Mark L. Mathis, Michael W. Lau, and Kevin Mitz describe devices that expand under tension and recoil to corkscrew into damaged lung tissue, enabling re-tensioning and lung volume reduction. This is a published patent application, not a granted patent.

Retrained ML Model Determines Electrode Position Signals for Catheter

Anumana, Inc. filed USPTO patent application US20260108169A1 on June 30, 2025, published April 23, 2026, covering a system and method for determining electrode position signals in catheters using a retrained machine-learning model. The system uses patient-agnostic data for initial training and patient-specific data for retraining, then processes potential signals and magnetic sensor data to generate position signals for catheter electrodes. CPC classifications span cardiac mapping (A61B 5/068), position tracking (A61B 5/062), and catheter-specific markers (A61M 25/0127).

Laryngeal Mask Ventilation Device With Head Harness and Pusher Mechanism

The USPTO published patent application US20260108373A1 for LMA OPTIMIZER B.V., filed January 9, 2024 under Application No. 19146174. The invention covers a ventilation assembly comprising a head-wearable harness and a pusher mechanism designed to press against the floor of a subject's mouth during laryngeal mask ventilation, with laterally opposite protrusions to displace soft tissue at the submandibular triangles. The pusher or each protrusion is hollow, providing a recess for accommodating an operator's finger. CPC classifications include A61F 5/05891, A61M 16/0447, and A61M 2205/42.

Tongue Training Device Patent - 2 Inventors

The USPTO has published patent application US20260108379A1 titled 'Tongue Training Device' filed on October 20, 2024, under application number 18920950. The application names Chia-Hsin Chen and Yi-Hung Pai as inventors and describes an elastic device with a tongue inlet, displacement sensor, and wireless communicator capable of detecting tongue displacement distance and direction and transmitting signals to an external device. The A1 publication indicates the application is open for public inspection following 18 months from the earliest filing date.

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.