The present invention relates to an Injection device comprising a housing (2, 3, 4, 5), a container holder (10), said container holder (10) being configured for accommodating a medicament container (12) having a needle (13) attached to one end thereof and a stopper sealingly and slidable arranged inside said medicament container (12) at the other end thereof, a drive unit comprising a plunger rod (60) and plunger drive means (50, 70), said drive unit further comprising a first energy accumulating member (40), wherein said plunger drive means (50, 70) is operationally associated with said first energy accumulating member (40), and an injection indication mechanism (182, 204, 212), wherein the injection indication mechanism (182, 204, 212) comprises a tactile signalling element (204, 212) and a drive mechanism (182) for driving said tactile signalling member, said drive mechanism (182) being coupled to said plunger drive means (50, 70).本發明有關一注射裝置，包括外殼(2、3、4、5)；容器夾具(10)，該容器夾具(10)被建構用於容納一藥物容器(12)，該藥物容器具有附著至其一端部之針(13)及在其另一端部密封地及可滑動的配置在該藥物容器(12)內側之塞子；驅動單元，包括柱塞桿(60)及柱塞驅動機構(50、70)，該驅動單元另包括第一蓄能構件(40)，其中該柱塞驅動機構(50、70)係與該第一蓄能構件(40)操作地關聯；及注射指示機件(182、204、212)，其中該注射指示機件(182、204、212)包括觸覺傳訊構件(204、212)及一用於驅動該觸覺傳訊構件的驅動機件(182)，該驅動機件(182)係耦接至該柱塞驅動機構(50、70)。
