A high-speed lancing device with lancet ejection assembly, comprising: a housing for the user to hold, a lancet support assembly； a lancet that can be attached to said lancet support assembly； a recovery assembly, said recovery assembly comprises a sleeve and a first flexible element, said sleeve is on one side of said housing, said sleeve can engage said lancet support assembly； a loading assembly, said loading assembly comprises an impact assembly and a rear assembly, said impact assembly and said rear assembly are positioned on the longitudinal axis of said lancing pen, said impact assembly further comprises a rod and a second flexible element； a trigger element, said trigger element is at the side of said housing； a lancet ejection assembly, said lancet ejection assembly can remove said lancet from said lancet support assembly.
