Intravascular Blood Pump With Expandable Impeller
Summary
USPTO published patent application US20260097197A1 for an intravascular blood pump featuring an expandable impeller housed within a blood conduit. The application, filed September 26, 2025 (No. 19342411), covers catheter-based pump technology with expandable pump portions and impellers designed to operate within blood lumens between inflow and outflow regions. Inventors include Michael Calomeni, Brian D. Brandt, Daniel Hildebrand, and Tom Saul.
What changed
USPTO published a patent application for a catheter-based intravascular blood pump system with an expandable impeller design. The invention includes an elongate shaft, an expandable pump portion with a blood conduit defining a blood lumen between inflow and outflow, and one or more expandable impellers disposed within the lumen. The CPC classifications span multiple hemodynamic support device categories.
Medical device manufacturers developing catheter-based cardiac support systems should monitor this publication for competitive landscape awareness. The application's broad claim scope covering expandable impeller technology in intravascular blood pumps may affect IP strategy and freedom-to-operate analyses for related product development programs.
What to do next
- Review patent claims for potential infringement exposure
- Monitor related patent family publications for competitive intelligence
- Assess applicability to existing medical device development programs
Archived snapshot
Apr 9, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
INTRAVASCULAR BLOOD PUMPS AND METHODS OF MANUFACTURE AND USE
Application US20260097197A1 Kind: A1 Apr 09, 2026
Inventors
Michael CALOMENI, Brian D. BRANDT, Daniel HILDEBRAND, Tom SAUL
Abstract
Catheter blood pump that include an expandable pump portion extending distally from an elongate shaft. The pump portions include an expandable impeller housing including an expandable blood conduit that defines a blood lumen between an inflow and an outflow. The pump portions include one or more expandable impellers disposed at least partially within the blood lumen.
CPC Classifications
A61M 60/857 A61M 60/13 A61M 60/139 A61M 60/174 A61M 60/216 A61M 60/295 A61M 60/414 A61M 60/808 A61M 60/81 A61M 2207/00 A61M 2230/30
Filing Date
2025-09-26
Application No.
19342411
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