USPTO Patent Applications - Medical Devices (A61M)

USPTO Patent Application: Urinary Catheter Treatment

The USPTO has published a patent application (US20260083941A1) for a urinary catheter treatment involving a nitric oxide generating solution. The application details a method for mixing an S-nitrosothiol powder with a liquid carrier to create the solution, which is then introduced into a catheter balloon.

USPTO Patent Application: Non-occluding Balloon Catheter for Cardiovascular Drug Delivery

The USPTO has published a patent application for a non-occluding balloon catheter device designed for cardiovascular drug delivery. The application details a device that allows blood flow to continue through a bypass lumen while a drug coating is applied to the vessel wall. This innovation aims to improve drug delivery efficacy in cardiovascular treatments.

USPTO Patent Application: Catheter Assembly for Septoturbinatoplasty

The USPTO has published a new patent application (US20260083943A1) for a catheter assembly designed for septoturbinatoplasty procedures. The application details a device with a shaft and a primary balloon intended to realign nasal septums and treat turbinates.

USPTO Patent Application for Clot Treatment Device

The USPTO has published patent application US20260083944A1 for a clot treatment system, including a balloon catheter with an inflation control device designed to reduce pressure during inflation. The application was filed on September 19, 2025, by inventors Benjamin Merritt and Jared Shimizu.

USPTO Patent Application: Medical Delivery System for Heart Valve

The USPTO has published a new patent application (US20260083446A1) for a medical delivery system designed for accessing and repairing a heart valve. The application was filed by Evalve, Inc. and details a system involving multiple steerable guide catheters.

USPTO Patent Application for Clot Aspiration and Blood Reinfusion Systems

The USPTO has published a patent application (US20260083467A1) for clot aspiration and blood reinfusion systems. The application details devices, systems, and methods for aspirating clot material and blood from a patient's vasculature, filtering the blood, and returning it. The filing date was September 19, 2025.

USPTO Patent Application: Shockwave Balloon Catheter and Control System

The USPTO has published a patent application for a four-interface shockwave balloon catheter and its control system. The invention aims to improve surgical treatment effectiveness and safety by allowing simultaneous fluid replenishment and discharge within the balloon. The application was filed on September 24, 2024.

Terumo Kabushiki Kaisha Catheter Patent Application

The USPTO has published a patent application (US20260083881A1) by Terumo Kabushiki Kaisha for a catheter designed to resist deterioration during long-term storage. The application details specific resin compositions and additive content for the catheter tip and main body.

USPTO Patent Application: Plasma Donation System

The USPTO has published a patent application detailing a system and method for individualized plasma donation. The invention aims to collect and determine plasma volume based on donor information and demographic data, adjusting collection protocols accordingly.

USPTO Patent Application: Negative-Pressure Accessory for Instrument

The USPTO has published a new patent application (US20260083886A1) for a negative-pressure accessory designed for use with negative-pressure instruments. The application details a device that includes a cup body and a pressure-sensing module to monitor negative pressure within the cup.

VA ECMO with Pulmonary Artery Ventilation Patent Application

The USPTO has published a patent application (US20260083887A1) for a Veno-Arterial Extracorporeal Membrane Oxygenation (ECMO) system with pulmonary artery ventilation. The application, filed by CardiacAssist, Inc., describes a dual lumen drainage cannula and associated system components designed to improve patient oxygenation and left ventricle unloading.

USPTO Patent Application: Air-Powered Peritoneal Dialysis System

The USPTO has published a new patent application (US20260083888A1) for an air-powered peritoneal dialysis system with nesting containers. The application details a system comprising a cycler with an air pump, a heater housing, nesting containers, and a control unit.

USPTO Patent Application: Damping Devices for Automated Peritoneal Dialysis Systems

The USPTO has published a new patent application detailing damping devices for automated peritoneal dialysis (APD) systems. The application, filed by inventors Farrukh Usman et al., describes a device with a body, first and second membranes, and a cavity designed to control fluid dynamics within APD systems.

USPTO Patent Application: Perfusion Pump with Occlusion Detection

The USPTO has published a patent application (US20260083890A1) for a perfusion pump with automatic occlusion detection and controlled adjustment. The application details a roller pump design incorporating sensors to measure pressure and adjust roller block movement to occlude a fluid conduit.

USPTO Patent Application: Aphaeretic Biopsy System with Microfluidic Device

The USPTO has published a new patent application, US20260083891A1, filed by Astrin Biosciences, Inc. The application describes an aphaeretic biopsy system utilizing a microfluidic device to separate and capture circulating tumor cells from a patient's bloodstream.

USPTO Patent Application: Mucus Extraction Device

The USPTO has published a patent application for a mucus extraction device and method of use. The application describes a device with a compressible body for suction, a housing with a lighting member, and a grip for one-handed operation. The filing date was September 22, 2025.

USPTO Patent Application Filed for Air Extraction Device and Nasal Aspirator

The USPTO has published a new patent application (US20260083893A1) for an air extraction device and nasal aspirator filed by Zhongshan Xingfu Industry and Trade Co., Ltd. The application details a device designed to reduce air pressure within a cavity to create suction.

USPTO Patent Application: Postoperative Chest Drainage Device

The USPTO has published a new patent application (US20260083894A1) for a postoperative chest drainage device. The application details a device designed to collect fluids and separate gases originating from a patient's chest. This is a standard publication of a patent application, not a final grant or rule.

USPTO Patent Application for Surgical Suction Sponge

The USPTO has published a patent application (US20260083895A1) for a novel surgical suction sponge designed to improve the removal of bodily fluids during procedures. The application details devices, systems, and methods for a removable gasket and sponge assembly intended to protect delicate tissues while enhancing suction efficiency.

USPTO Ergonomical Medical Device Handle Fluid Coupling Patent Application

The USPTO has published a patent application (US20260083896A1) for an ergonomical medical device handle with a fluid coupling, designed for procedures like Transjugular Intrahepatic Portosystemic Shunt (TIPS). The application details a telescoping assembly with a shared flush port and locking features to improve device handling and control.

USPTO Patent Application: Negative Pressure Wound Therapy Dressing

The USPTO has published a patent application (US20260083897A1) for a dressing designed for negative pressure wound therapy. The application, assigned to PAUL HARTMANN AG, details a dressing with specific structural features to improve exudate distribution.

USPTO Patent Application: Vacuum Wound Dressing Connection Device

The USPTO has published a patent application (US20260083898A1) for a connection device designed to create a vacuum-tight fluidic connection between a vacuum wound dressing and a vacuum source. The application was filed by PAUL HARTMANN AG and includes specific structural features to prevent tube collapse under vacuum.

USPTO Patent Application for Light Mapping Method

The USPTO has published a new patent application for a light mapping method developed by Eshwar Chandra Bharadwaj Sonti. The application details a process for plotting accumulated interior and exterior light data to create a light map with spectral and intensity data.

USPTO Patent Application: Medication Container Inspection Device

The USPTO has published a new patent application for a medication container inspection device designed to detect defects. The application details an apparatus that includes an inspection system and a manipulator to enhance defect visibility during automated transport and inspection of medication containers.

Medical Device Visual Elements Controlled by Device State Patent Application

The USPTO has published a patent application (US20260080998A1) detailing a medical system where visual elements on a display are controlled by the device's state. This application, filed by inventors Daniel Vik and Sreelal Chandrasenan, describes a system with visual profiles to manage the appearance of elements associated with the medical device's functions.

USPTO Patent Application for Digital Therapeutics Combination Therapy

The USPTO has published patent application US20260080800A1 for a combination therapy involving digital therapeutics and non-digital interventions, such as medicinal agents, aimed at decreasing pro-inflammatory molecules. The application was filed by REMEPY HEALTH LTD.

Medical Device Data Back-Association System Patent Application

The USPTO has published a patent application (US20260080990A1) for a medical device data back-association system. The invention aims to streamline the process of associating infusion pump data with patient electronic medical records (EMRs) to improve data management and patient care.