USPTO Patent Applications - Medical Devices (A61M)

Metered Dose Inhalers of Fluticasone or an Ester Thereof

The USPTO published patent application US20260091182A1 for a metered dose inhaler comprising a stable pharmaceutical composition of fluticasone or its ester. The application, filed December 5, 2025, with six named inventors, covers the composition, manufacturing process, and use in treating respiratory disorders including asthma. The invention includes a canister with metering valve, actuator, and dose counter.

Clean Storage System for Home Ventilator

The USPTO published patent application US20260091183A1 for a clean storage system for home ventilators invented by Lian Chen, Zhiliang Chen, Xuwu Yang, and Sheng Chen. The system includes a body with a ventilator placement region, storage device with exhaust ports, air purification system with fan and filtration, and display controls. Application No. 19338323 was filed September 24, 2025, and published April 2, 2026. This is a standard patent publication with no regulatory compliance requirements.

Gas Delivery Hose Hook and Ventilator Support Device

USPTO published patent application US20260091184A1 for a gas delivery hose hook and ventilator support device invented by Jie Peng. The invention relates to medical devices for respiratory therapy, featuring a hook mechanism with limit ribs for securing gas delivery hoses. Application filed September 29, 2024, published April 2, 2026.

Home Ventilator with Air Purification System

USPTO published patent application US20260091185A1 for a home ventilator system featuring integrated air purification. The invention includes a body with respiratory function assembly, storage device, air purification system, and display control component. Inventors: Lian CHEN, Zhiliang CHEN, Xuwu YANG, and Sheng CHEN. Application filed September 25, 2025.

Medical Gas Delivery System Patent Application

USPTO published patent application US20260091186A1 for a medical gas delivery system including a positioner with aperture for receiving a diffuser, designed for delivering supplemental oxygen to patients. Inventors Anthony and Aaron Esplin filed the application on September 29, 2025. The system includes a pillowcase with fasteners to secure the positioner and diffuser over a pillow.

Fluid-Driven Mechanical Ventilator with Accumulator

The USPTO published patent application US20260091187A1 for a fluid-driven mechanical ventilator system with an accumulator featuring oscillating flow control. The invention, filed by inventor David A. Dzioba (Application 19342550), includes a bi-directional flow controller, respiratory interface, and displaceable diaphragm chamber design for ventilation delivery.

Endoscopic Airway Device with Esophageal Cuff

USPTO published patent application US20260091188A1 for an endoscopic airway device invented by Kevin Chong Kim. The device features an outertube with scope channel, an esophageal cuff for securing the device and preventing gastric reflux, and an inflatable bladder to create an unobstructed air passage to the trachea.

Expandable Sheath with Braided Polymer Layers

Edwards Lifesciences Corporation published patent application US20260090902A1 for an expandable sheath with multi-layer braided polymer construction, including an inner polymeric layer, braided filaments, and encapsulated elastic layer. The application was filed December 5, 2025, and published April 2, 2026.

Resin Puncture Needle with Groove Structure

USPTO published patent application US20260091178A1 by DAIWA CAN COMPANY for a resin puncture needle with an integral groove structure. The needle includes a body portion with a fluid passage, a puncture portion, and a groove portion with protrusions that form a channel communicating with the passage. Inventors: Toshihiro ASANO and Makoto TAKAMI. Application No. 19413343 filed December 9, 2025.

Medtrum Drug Delivery System with Graphical User Interface

The USPTO published patent application US20260091175A1 by Medtrum Technologies Inc. covering a drug delivery system with graphical user interface for insulin infusion and blood glucose monitoring. The system includes a detection device, infusion device, and control device with GUI displaying insulin infusion status and blood glucose information. Filing date was September 13, 2022.

Implantable Spacer with Pressure-Controlled Delivery Valves

USPTO published Patent Application US20260091174A1 for an implantable spacer designed to deliver medical fluids through pressure-controlled valves. The spacer features a channel system with multiple delivery valves on its outer surface that open reversibly based on fluid pressure within the implant. Inventors: Sebastian VOGT and Thomas KLUGE. Application No. 19343410.

Medication Tracking System

USPTO published patent application US20260091173A1 for a medication tracking system that monitors drug delivery via smart pumps and alerts clinicians to dosing anomalies. Inventors Jesse J. Guerra, Prabhu Chinnaiah, and Richard Stor Wu filed Application No. 19308777 on August 25, 2025.

Catheter Management Device and Method for Continence Care

The USPTO published patent application US20260090933A1 by inventors Shawcross and Grey for a wedge-shaped positioning device designed to accommodate fecal management catheters. The device features a channel on its underside made from non-stick material to prevent backflow and leakage of waste contents onto patients or bedding. This invention addresses catheter blockage scenarios where leakage can occur.

System and Method for Multi-Modal Dosing Device

USPTO published patent application US20260091177A1 filed by Kaival Labs, Inc. for a system and method for multi-modal dosing of a product. The invention provides a control base that couples to different cartridges containing products, where each cartridge has a unique identifier to confirm user authorization and prevent conflicting products. The application covers CPC classifications A61M 5/31546 and related medical device categories.

Mechanical Automatic Injection Pen

USPTO published patent application US20260091176A1 for a mechanical automatic injection pen by inventor Guohui YE. The invention comprises a first assembly with pulling assembly, push rod, locking assembly, and elastic assemblies, and a second assembly with an actuating assembly for controlled injection operations. The filing date of the original application was September 16, 2022.

Dual-Plunger Syringe Assembly for Administering Multiple Fluids

The USPTO published patent application US20260091171A1 for a dual-plunger syringe assembly that enables administration of multiple fluids through a single device. Inventor Abraham C. Ng filed the application (No. 18902936) on October 1, 2024. The design embeds a second plunger within a first plunger, allowing sequential or simultaneous delivery of two distinct fluids.

Safety control system of a drug injection system

The USPTO published patent application US20260091170A1 for a safety control system of a drug injection system, filed by inventors Chin-Min YEH and Chih-Wei WANG. The system includes a contact end cap and confirming switch to activate a control unit for injection preparation, improving safety performance. Application No. 18899532 was filed on September 27, 2024.

Pump Device and Associated Method for Medication Delivery

The USPTO published patent application US20260091169A1 for a pump device with chamber, plunger, retainer, rods, and button mechanism designed for controlled medication delivery through an outlet. Assignee is Evanesce Medical, Inc. with four inventors. The application was filed on September 30, 2025.

Removable Inlet Manifold for Medical Waste Collection System

The USPTO published patent application US20260091166A1 on April 2, 2026, disclosing a removable inlet manifold for medical and surgical waste collection systems. The manifold features a tube that extends through an inlet port into a manifold cage and engages a complementary valve in the receiver to regulate fluid flow. Inventors include Andrew Mills, David Noskowicz, Brian Barkeley, Zachary Zott, and Stuart Mintz. Application No. 19412854 was filed December 9, 2025.

Apparatus for Extracorporeal Blood Treatment and Method for Determining Water Losses in Membrane Gas Exchanger

The USPTO published patent application US20260091165A1 by Dominique Pouchoulin for an apparatus used in extracorporeal blood treatment. The invention includes a method for determining water losses in a membrane gas exchanger by measuring sweep gas flow rate and water saturation content at the gas outlet. This technology applies to dialysis and similar blood treatment systems.

Wearable Thermal Sensors for Subdermal Fluid Monitoring

The USPTO published patent application US20260091172A1 by Rhaeos Inc. disclosing a wearable thermal sensor system for monitoring subdermal fluid levels. The system includes at least six temperature sensors, three thermal actuators, a flexible substrate, and a microprocessor configured to trigger alerts based on calculated alert conditions from temperature readings.

Infusion pump syringes with reduced flexing, improved sealing

The USPTO published patent application US20260091168A1 for syringes designed for infusion pumps with reduced flexing and improved sealing. Invented by James Jacobson et al., the application (filed September 18, 2023) covers syringe barrel, plunger rod, and seal designs suited for infusion pumps with frequent start/stop operations at low flow rates. CPC classifications include A61M 5/1452 and related subclasses.

Electric Nasal Suction Device with Secondary Air Gap Chamber

The USPTO published patent application US20260091167A1 for an electric nasal suction device featuring a secondary air gap chamber positioned between a collection chamber and an air pump. The application was filed on January 16, 2025, by inventors Sophia Fornaro, John Fritz, Bailey Denton, and Chelsea Hirschhorn. The device falls under CPC classification A61M 1/67 and A61M 2210/0618, indicating medical suction apparatus technology.

Double loop lasso catheter with single puller wire for bi-directional actuation

USPTO published patent application US20260090835A1 for a double loop lasso catheter with single puller wire enabling bi-directional deflection. The invention features a pre-bent puller wire with U-shape bend anchored at a deflectable section reinforced by washers with aligned holes for straight tensile force application. The proximal support member is flattened and serrated for improved bonding.

Underpressure Milk Expression Device with Infrasound Source

USPTO published patent application US20260091164A1 for a milk expression device utilizing underpressure and infrasound technology. The device includes a nipple-enclosing wall defining a chamber connectable to an underpressure generator, along with an infrasound source featuring a moveable member. Inventors include YanYk Parulian, Julian Bourquin, Okke Ouweltjes, and Anna Louise Wijnoltz. Application No. 19113061 was filed September 14, 2023.

Oral Irrigator Pump Body and Device

The USPTO published patent application US20260090867A1 for an oral irrigator pump body invention by inventor Lei Yu. The application covers a bracket-mounted power device and pump body structure with a transmission mechanism driving a piston assembly. The patent was filed on September 30, 2024, with application number 18902875.

Biological sample collection device

The USPTO published patent application US20260090793A1 for a medical apparatus designed to collect biological samples. The device comprises an elongate tubular body with an opening, a filter assembly with a mountable membrane for microscope slide analysis, and a base member for releasable engagement. Inventors include Anjali Saqi and Keith Yeager.

Capsule Inhaler for PDE4 Inhibitor for Respiratory Treatment

USPTO published patent application US20260090986A1 for a capsule inhaler for administering a PDE4 inhibitor for respiratory treatment, filed by CHIESI FARMACEUTICI S.P.A. The application claims a dry powder inhalation device with a pharmaceutical composition comprising micronized particles of a PDE4 inhibitor and a carrier. This is an informational publication of a pending patent application with no regulatory implications.

Shaftless Micromotor for Optical Elements in Medical Catheters

The USPTO published patent application US20260090704A1 for a shaftless, brushless micromotor designed to rotate optical or sensing elements at the distal end of medical catheters. The invention uses the waveguide itself as the axle, eliminating blind spots and reducing motor size. Inventors include Ginger Schmidt, Brett E. Bouma, Milen Shishkov, and Néstor Uribe-Patarroyo. The application was filed September 19, 2023.

Surgical Stapling Device Tissue Compression Method with Visual Feedback

USPTO published patent application US20260090735A1 for a method of compressing tissue during surgical procedures with simultaneous visualization of tissue location within the device jaws. The invention enables surgeons to determine and display compressed tissue position through communication with a surgical hub. No regulatory compliance requirements apply.

Pumping Device Patent Application Published

The USPTO published a patent application for a new pumping device designed for feeding liquid to patients. The application, filed on September 25, 2024, describes a disposable pumping cartridge and a reusable drive unit, aiming for economical assembly and use.

Implantable Reservoir for Iontophoresis Drug Delivery System

The USPTO has published a new patent application (US20260083966A1) for an implantable reservoir designed for iontophoresis drug delivery systems. The application details a reservoir for local drug delivery through internal or external body tissue, potentially including chemotherapeutic agents or ribonucleic acid molecules.

Patent Application for Patient Health Monitoring Device

The USPTO has published a new patent application (US20260083959A1) for a patient health monitoring device and method. The application details a device that processes pressure signals to monitor a patient's health state. This is a routine publication of a new patent application.

Medical Fluid Pump Patent Application

The USPTO has published a new patent application (US20260083958A1) for a fluid pump device, particularly for medical applications. The application was filed on December 2, 2025, and published on March 26, 2026.

Medical Device Patent: Circulatory Support System with Diaphragm Pump

The USPTO has published a new patent application (US20260083957A1) for a circulatory support system with a diaphragm pump, assigned to Boston Scientific Scimed, Inc. The application details a percutaneous circulatory support device system designed to pump blood.

Mechanical Circulatory Support System Patent Application

The USPTO has published a new patent application (US20260083956A1) for a mechanical circulatory support system with a repositioning sheath, assigned to Boston Scientific Scimed, Inc. The application details a medical device system designed to pump blood from a patient's heart ventricle to the vasculature.

USPTO Patent Application for Blood Pump Outflow Window Markings

The USPTO has published a new patent application (US20260083955A1) filed by Boston Scientific Scimed, Inc. The application describes percutaneous blood pump outflow window markings for a circulatory support device. This is a routine publication of a patent application.

Shielded Bag for Radioactive Medicaments Delivery System

The USPTO has published a new patent application (US20260083981A1) for a shielded bag designed for delivering radioactive medicaments. The application, filed by Christopher James Franzese and Martin Michael Coyne, III, details a multi-layered container for storing and transporting radiopharmaceuticals.

Capsule Inhaler for Phosphodiesterase-4 Inhibitor Patent Application

The USPTO has published a patent application (US20260083924A1) for a capsule inhaler device designed for administering a phosphodiesterase-4 inhibitor. The application, filed by Chiesi Farmaceutici S.P.A., details a drug product comprising a single-dose dry powder inhalation device and a pharmaceutical composition for treating respiratory diseases.

Patent Application for Variable Orifice Flow Shunt Devices

The USPTO has published a patent application (US20260083945A1) for variable orifice flow shunt devices designed to reduce peak systolic pressure. The application details devices with check valves and adjustable orifices for percutaneous shunting from the superior vena cava to the right pulmonary artery.

EPO Patent Bulletin: Medical Devices & Diagnostics

The European Patent Office's latest patent bulletin lists new publications and grants related to medical devices and diagnostics under the A61B classification. The bulletin includes details on inventions such as apparatus for forming bone canals, surgical microscope systems, and methods for imaging and biomarker detection, with publication dates in March 2026.

Device for Delivering Antimicrobial Composition into Medical Device

The USPTO has published a patent application (US20260083952A1) for a device cap designed to deliver an antimicrobial composition into a medical device. The application details a male cap with a water-soluble antimicrobial composition, potentially covered by a slower-dissolving material to control dissolution during installation.

Implantable Medical Device Tubing Management Patent Application

The USPTO has published a new patent application (US20260083951A1) for an implantable medical device featuring a novel tubing management system. The application details a tube retainer designed to secure portions of the tubing connecting various components of the device.

US Patent Application for Needle Locator and Guide

The USPTO has published a new patent application (US20260083950A1) for an apparatus designed to locate a target structure within a subject's body and guide a needle at a specific angle. The application was filed on September 1, 2023, by inventors Wim Bervoets, Daniel Smyth, Wolfram Frederik Dueck, and Jessica Brand.

Microneedle Patch and Manufacturing Method

The USPTO has published a new patent application, US20260083949A1, filed by Gachon University of Industry-Academic Cooperation Foundation. The application discloses a microneedle patch designed to protect active pharmaceutical ingredients from moisture and contaminants.

Patent Application for Microstructure Array Delivering Active Agents

The USPTO has published a patent application (US20260083948A1) for a microstructure array designed for delivering active agents through the skin. The application details a formulation comprising dissolving microstructures attached to a base, intended for transdermal drug delivery.

Medical System and Liquid Circulation System for Brain Treatment

The USPTO has published a patent application (US20260083947A1) for a medical system and liquid circulation system designed for brain treatment. The system aims to efficiently deliver liquid to the brain while managing intracranial pressure fluctuations by controlling injection and discharge periods.

Powder Sprayer Patent Application

The USPTO has published a patent application (US20260084168A1) for a powder sprayer. The application details a device with specific air and powder inlets, a confluence channel, and an on-off valve system. The filing date was February 24, 2022.

USPTO Patent Application for Electrospraying Applicator Cartridges

The USPTO has published a new patent application (US20260084167A1) filed by Octet Medical, Inc. The application details disposable cartridges for electrospraying applicators, systems, and methods thereof. This represents a new intellectual property filing in the medical device sector.

Capsule Inhaler Patent for Phosphodiesterase-4 Inhibitor

The USPTO has published a new patent application (US20260083711A1) for a capsule inhaler designed for administering phosphodiesterase-4 inhibitors. The patent, assigned to Chiesi Farmaceutici S.p.A., details a drug product comprising a single-dose dry powder inhalation device and a pharmaceutical composition for treating respiratory diseases.