Global Patent Index - EP 1007112 A1

EP 1007112 A1 2000-06-14 - CARDIAC ASSIST DEVICE

Title (en)

CARDIAC ASSIST DEVICE

Title (de)

HERZUNTERSTÜTZUNGSVORRICHTUNG

Title (fr)

DISPOSITIF D'ASSISTANCE CARDIAQUE

Publication

EP 1007112 A1 (EN)

Application

EP 98925332 A

Priority

  • AU 9800433 W
  • AU PO723197 A

Abstract (en)

[origin: WO9855165A1] A cardiac assist device (30) including (a) a cup or like device (31) adapted to receive at least ventricular portions of a heart muscle therein; (b) within the cup (31), a diaphragm member (35) including a cardiac tissue contacting surface (36) having a biointegrating membrane (37) or layer by which at least portions of the diaphragm member (35) become biointegrated with the cardiac tissue; (c) a pneumatic chamber defined between at least a portion of the cup (31) and a portion of the diaphragm member whereby relative positive and negative pressures can be alternately induced in the pneumatic chamber so as to cause, respectively, compression and distension of at least portions of the heart muscle so as to at least assist systole and diastole of the heart muscle. In a particular form the biointegrating membrane or layer (37) comprises a plurality of strips (52) of biointegrating material attached to or forming part of the diaphragm member and separated by portions of the diaphragm member having no biointegrating material.

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

A61M 1/12

IPC 8 full level (invention and additional information)

A61M 1/10 (2006.01)

CPC (invention and additional information)

A61M 1/1068 (2013.01); A61M 1/1062 (2013.01)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

WO 9855165 A1 19981210; AU PO723197 D0 19970703; CA 2334264 A1 19981210; EP 1007112 A1 20000614; EP 1007112 A4 20000913

INPADOC legal status


2005-07-13 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20050104

2000-09-13 [A4] SUPPLEMENTARY SEARCH REPORT

- Ref Legal Event Code: A4

- Effective date: 20000728

2000-09-13 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2000-09-13 [RIC1] CLASSIFICATION (CORRECTION)

- Ref Legal Event Code: RIC1

- Free Format Text: 7A 61M 1/12 A, 7A 61M 1/10 B

2000-06-14 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000105

2000-06-14 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE