Patent · US Active

Coating for intraluminal expandable catheter providing contact transfer of drug micro-reservoirs

US9492594B2 · kind B2 · utility

2Cited by

43References

29Claims

0Family size

Assignee

M.A. Med Alliance SA · CH

Inventors

Michael Thomas Ahlering · Orange, US
Ronald Yamamoto · San Francisco, US
Robert John Elicker · Rancho Santa Margarita, US
Tien Thuy Nguyen · Daly City, US
John E. Shulze · Thousand Oaks, US
Jelle Jurjen Zoethout · La Sarraz, CH

Key dates

Filing date	Jul 18, 2014
Grant date	Nov 15, 2016
Priority date	—
Expiry date	Jul 18, 2034

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2025/105
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A coating for an expandable portion of a catheter comprising a hydrophobic matrix and a dispersed phase is disclosed. The dispersed phase comprises a plurality of micro-reservoirs dispersed in the hydrophobic matrix, wherein the plurality of micro-reservoirs comprises a first active agent and a first biodegradable or bioerodable polymer. A coating formulation and a method for forming the coating are also disclosed. A catheter comprising the coating on the expandable portion and a method for treating a condition are also provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.