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1. (WO2018141697) DRUG DELIVERY DEVICE

Pub. No.:    WO/2018/141697    International Application No.:    PCT/EP2018/052179
Publication Date: Fri Aug 10 01:59:59 CEST 2018 International Filing Date: Tue Jan 30 00:59:59 CET 2018
IPC: A61M 5/142
A61M 5/168
A61M 5/32
Applicants: SOCIETE INDUSTRIELLE DE SONCEBOZ SA
Inventors: STAUB, David
MARTIN, Thierry
BAILO, Nicolas
TILLOY, Denis
Title: DRUG DELIVERY DEVICE
Abstract:
There is described a patch pump (2) comprising a cartridge (4), a power source (6), a pump system, a drug delivery device and a control system (12) configured to operate in particular the pump system and the drug delivery device. The pump system comprises, on the one hand, a pump (14) having a pump housing (22) containing a pump piston (26) and a valve piston (28) and, on the other hand, a pump drive (16) comprising a piston motor (30) and a valve motor (31) for driving the pump piston (26) and the valve piston (28) independently from each other through a first and a second transmission (52, 54). The drug delivery device comprises a transdermal delivery system having a needle actuation mechanism configured for transdermal insertion of a cannula.