| abstract |
An automatic fluid injection device comprising: a base body ( 1 ) for coming into contact with an injection zone; a support assembly ( 2 ) for supporting an actuator mechanism ( 5, 6, 7 ) that is controlled by power supply means ( 11 ); at least one fluid reservoir ( 3 ), each containing an injection piston ( 35 ), arranged in said base body ( 1 ); a needle assembly ( 100 ) comprising an insertion actuator ( 8 ), needle movement means ( 9, 9 ′), a priming needle ( 101 ) for associating with each reservoir ( 3 ) and for penetrating into said reservoir ( 3 ) before moving its piston ( 35 ), and an injection needle ( 102 ) for penetrating into the injection zone and for injecting the contents of said reservoir(s) ( 3 ) into said injection zone, said device including at least one actuator button ( 200 ) for priming, inserting the injection needle into the injection zone, administering fluid, and then retracting the injection needle. |