公开(公告)号：US10441731B2

公开(公告)日：2019-10-15

申请号：US15037321

申请日：2014-11-25

申请人： PHC Holdings Corporation

发明人： Tooru Aoki ,  Kenji Murakami ,  Takahiko Tanida ,  Hiroshi Suzuki ,  Shinsuke Hata

IPC分类号： A61M5/50 ,  A61M5/24 ,  A61M5/20 ,  A61M5/315

摘要： A pharmaceutical injection device may comprise a main body case having a cartridge holder, a piston that pushes out the pharmaceutical of a pharmaceutical cartridge held in the cartridge holder, a light emitting component, a light receiving component, and a controller. The light emitting component may shine light of different colors on the pharmaceutical cartridge disposed in the cartridge holder. The light receiving component receives light that has been shined from the light emitting component onto the pharmaceutical cartridge and reflected by the pharmaceutical cartridge. The controller may shine from the light emitting component and identify the type of pharmaceutical cartridge.