Trace blood specimen collection operation panel

The utility model relates to an operation panel is gathered to the trace blood specimen is provided with horizontal slide rail and installs and to follow the gliding uide bushing of horizontal slide rail on the crossbeam, install the plunger in the uide bushing, the upper end of plunger is connected with the handle bar, and the lower extreme of plunger is connected with the needle handle, and disposable pjncture needle is installed to the lower extreme of needle handle, one side of bottom plate is provided with the riser, sets up the finger hole of wearing of a plurality of specification difference on the riser, offer the locating hole of the high difference of a plurality of that is used for the cross-under locating lever on the handle bar, the reference numeral board is also installed to one side of handle bar, the interior bore dimension of the frame on the locating rack is greater than the horizontal overall size of handle bar and reference numeral board, the hole maximum size of frame is less than the length of handle bar. Realize the automatic control of pjncture needle stroke, ensured the standardization of puncture operation in the blood specimen collection, avoided the cross infection of blood sampling process.