US Patent 7101356 Implantable vascular access device

An implantable dual chambered catheter device includes a first chamber and a second chamber integrally joined. The first chamber includes a hollow first elastomeric member contained within a first slotted outer housing. A first end of the first elastomeric member is fitted with a first end cap shaped and dimensioned to accept conventional catheter tubes and the second end of the first elastomeric member is closed. The second chamber includes a hollow second elastomeric member contained within a second slotted outer housing. A first end of the second elastomeric member is fitted with a second end cap shaped and dimensioned to accept conventional catheter tubes and the second end of the second elastomeric member is closed. Needle access to the first and second chambers of the implantable catheter device is through respective slots formed within the first and second outer housings.