Lancet actuator mechanism

Details Lancet actuator mechanism Lancet actuator mechanism

1992-05-05

1994-06-07

Kruter, Jerome E.

Surgery

Instruments

Cutting, puncturing or piercing

A61B 1732

Patent

active

053185838

ABSTRACT:
An actuating mechanism for sequentially advancing and retracting a lancet needle includes a carriage for carrying the advancement and retraction of the needle, and a cam-following structure for transmitting propulsion to the carriage during the advancement. The actuating mechanism is also provided with a drive cam structure which engages the cam-following structure to direct the advancement propulsion. The cam-following structure can have a separate surface engagable with the drive cam structure during the retraction of the carriage and during arming of the actuator for the advancement propulsion.

REFERENCES:
patent: 2061 (1841-04-01), Van Osdel
patent: 4924879 (1990-05-01), O'Brien
patent: 5035704 (1991-07-01), Lambert et al.

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