Global patent index - EP 1052976 A1

EP 1052976 A1 2000-11-22 - METHOD FOR ULTRASOUND TRIGGERED DRUG DELIVERY

Title (en)

METHOD FOR ULTRASOUND TRIGGERED DRUG DELIVERY

Title (de)

VERFAHREN ZUR DURCH ULTRASCHALL AUSGELÖSTE ARZNEISTOFFABGABE

Title (fr)

PROCEDE D'ADMINISTRATION DE MEDICAMENTS PAR ULTRASONS

Publication

EP 1052976 A1 (EN)

Application

EP 99906768 A

Priority

  • US 9902579 W
  • US 2004698 A

Abstract (en)

[origin: WO9939697A1] A method is provided for delivering pharmacological agents to a region within the subject (1) by introducing microcapsule (2) containing the agent into the bloodstream, where the microcapsule (2) has specific, and precise acoustical characteristics. The microcapsule (2) is introduced into the bloodstream of the subject (1), its location is monitored to determine its presence at the region, then ultrasonic energy from ultrasonic probe (4) is directed at the location at a frequency waveform or intensity sufficient to induce the release of the pharmacological agent at the region to achieve a pharmaceutical effect.

IPC 1-7 (main, further and additional classification)

A61K 9/127; A61M 31/00

IPC 8 full level (invention and additional information)

A61K 9/00 (2006.01); A61K 41/00 (2006.01); A61M 37/00 (2006.01)

CPC (invention and additional information)

A61K 41/0028 (2013.01); A61K 9/0009 (2013.01); A61M 37/0092 (2013.01)

Designated contracting state (EPC)

DE FR GB

EPO simple patent family

WO 9939697 A1 19990812; AU 2660199 A 19990823; EP 1052976 A1 20001122; EP 1052976 A4 20070523

INPADOC legal status

2008-02-13 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20070713

2007-05-23 [A4] SUPPLEMENTARY SEARCH REPORT

- Ref Legal Event Code: A4

- Effective date: 20070423

2000-11-22 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000808

2000-11-22 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE FR GB