Abstract

This invention is related to the use of polyurethane-based polymer as a drug delivery device to deliver biologically active compounds at a constant rate for an extended period of time and methods of manufactures thereof. The device is very biocompatible and biostable, and is useful as an implant in patients (humans and animals) for the delivery …

Legal parties

Party
Inventors (applicants): Petr Kuzma, Harry Quandt
Assignees (initial): Endo Pharmaceuticals Solutions Inc. (Malvern, US)
Agents: RatnerPrestia (attorney)

The application was examined by Bethany Barham (USPTO dept. 1615)

Claims

  • 1. An implantable drug delivery device, comprising a polyurethane-based polymer having polyether-based polyol segments represented …
  • 2. The drug delivery device of claim 1 , wherein the active agent is risperidone. …
  • 3. The drug delivery device of claim 1 , wherein the active agent is dexamethasone. …

Cited documents

Patents

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Brief Description of the Drawings

FIG. 1 is a side view of an implant with two open ends. FIG. 2 is a side view of pre-fabricated end plugs used to plug the implants. FIG. 3 is …

Description

Background

Due to its excellent biocompatibility, biostability and physical properties, polyurethane or polyurethane-containing polymers have been used to fabricate a large number of implantable devices, including pacemaker leads, artificial hearts, heart …

Cross-Reference to Related Applications

This application is a Continuation of U.S. patent application Ser. No. 12/912,655, filed Oct. 26, 2010, which is a Continuation of U.S. patent application Ser. No. 12/242,497, filed Sep. 30, 2008 …

Detailed Description

To take the advantage of the excellent properties of polyurethane-based polymers, the present invention is directed to the use of polyurethane-based polymers as drug delivery devices for releasing drugs at controlled …

More details about Long Term Drug Delivery Devices With Polyurethane-Based Polymers and Their Manufacture

Miscellaneous patent data

The assignee is categorized as a United States company, the invention is named Long Term Drug Delivery Devices With Polyurethane-Based Polymers and Their Manufacture, similar classification categories are Method, Having flow closing or opening means, Splints, suction generated orally by person or user, separable parts, e.g. combination of disposable and reusable parts, Tampons, e.g. catamenial tampons, Accessories therefor, Carboxy-radical containing, Specific balloon shape, inhomogeneous in the plane of the pad, Means for withdrawing tampons, the applicant's last name is Quandt, and his first name is Harry, the applicant's state - PA, city - Bensalem, the exemplary patent drawings are Side view of an implant, Side view of an implant, Side view of pre-fabricated end plugs, Long Term Drug Delivery Devices, the application publication date is Mar. 9, 2012, the grant number is 08460274 (publication number), developed by Harry Quandt et al., particularly claims an implantable drug delivery device, comprising a polyurethane-based polymer…, the examination was conducted by Bethany Barham, the main examiner (1615 USPTO department), numbered 13/416,999 (application), 16 figures depict the invention details, the recorded inventor's name is Petr Kuzma, the inventor's address - Princeton, NJ, claims 1-26 comprise the invention scope, the published agent's company is RatnerPrestia, the patent was granted on Jun. 11, 2013, located in Malvern (US), the assignee organization is Endo Pharmaceuticals Solutions Inc., the exemplary claims include number 1, the invention description is illustrated by 16 drawings, originally classified under Controlled Release Therapeutic Device or System.

Invention classification information

The invention is classified under Devices for introducing or retaining media, e.g. remedies, in cavities of the body, Surgical implant or material, Filters implantable into blood vessels, Prostheses, i.e. artificial substitutes or replacements for parts of the body, Appliances for connecting them with the body, Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents, Inserted in vascular system, Controlled Release Therapeutic Device or System. The designated search classifications include Controlled Release Therapeutic Device or System.

Patent details
Publication number 08460274
Publication date Jun. 11, 2013
Kind code B2
Application number 13/416,999
Application date Mar. 9, 2012
Application type U
Application series code 13
National classification 604/890.1
Total number of claims 26
Exemplary claims 1
Number of drawings 16
Number of figures 16
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