Yi Xia

Title: Yi Xia: Inventor of an Intranasal Medication Delivery Device.

Introduction

Yi Xia is an inventor based in Oak Hills, California, and is associated with Amphastar Pharmaceuticals, Inc. His patent work includes an intranasal device designed to deliver medication solutions.

Latest Patents

Xia is named on 1 patent: “Intranasal Delivery Device for Delivering a Medication Solution.” The invention describes a gas-phase-impermeable device for delivering between 0.2 mL and 1.0 mL of medication intranasally. Its components include an injector barrel with circumferential slit openings, a lengthwise center guide, and a cannula positioned by the guide and connected to the medication solution. A vial couples with the injector barrel and uses a pliable rubber stopper with multiple seal rings designed to create gas-phase-impermeable seals against the vial’s interior. The cannula passes through the stopper, while a base engages with one or more barrel openings during actuation, which may involve pressing the base toward the barrel.

Career Highlights

Xia’s listed invention focuses on the design of an intranasal medication delivery system, including its vial seal, cannula positioning, and actuation mechanism. He is associated with Amphastar Pharmaceuticals, Inc.

Collaborations

The available information identifies Xia’s association with Amphastar Pharmaceuticals, Inc., but does not specify collaborators or additional research partnerships.

Conclusion

Yi Xia’s patent describes an intranasal delivery device that combines a sealed medication vial, guided cannula, and actuated injector design for administering measured medication volumes.