| 摘要 |
The device for puncturing comprises a sleeve ( 1 ), a push element ( 2 ) mounted on one end of the sleeve ( 1 ), a piston ( 5 ) with a puncturing tip ( 8 ) slidably mounted inside the sleeve ( 1 ), and a drive spring ( 10 ) positioned between a face ( 9 ) of the push element ( 2 ) and the piston ( 5 ), wherein the push element ( 2 ) comprises turnably mounted thereto a setting element ( 41 ) of the patient's skin piercing force having inwardly directed stair shaped members ( 42, 43 ) pressing the push rod ( 6 ) of the piston ( 5 ) in operation. |
