Lancet removal mechanism for blood sampling device
First Claim
1. A lancet removal mechanism for a blood sampling device comprising:
- a stop assembly including an inner protrusion;
a trigger unit including a lancet holder and a triggering shaft, wherein the lancet holder is fixed in the stop assembly and has an outer protrusion formed on an outer wall thereof to engage with the inner protrusion of the stop assembly, the lancet holder has an orifice defined therein, and the orifice has a first inner shoulder arranged on a top end thereof, the triggering shaft extends into the orifice of the lancet holder and has a first outer shoulder for engaging with the first inner shoulder of the lancet holder; and
a control button fitted on a top end of the triggering shaft, wherein the stop assembly includes a connector and a rotating tube, the connector has a through hole defined therein to insert the lancet holder, the rotating tube has the inner protrusion and is rotatably fitted with the connector between a first position and a second position, such that when the rotating tube is located at the first position, the inner protrusion of the rotating tube engages with the outer protrusion of the lancet holder, and when the rotating tube is located at the second position, the inner protrusion of the rotating tube disengages from the outer protrusion of the lancet holder.
1 Assignment
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Accused Products
Abstract
A lancet removal mechanism for a blood sampling device contains: a stop assembly, a trigger unit, and a control button. The stop assembly includes an inner protrusion. The trigger unit includes a lancet holder and a triggering shaft, wherein the lancet holder is fixed in the stop assembly and has an outer protrusion formed on an outer wall thereof to engage with the inner protrusion of the stop assembly, the lancet holder has an orifice defined therein, and the orifice has a first inner shoulder arranged on a top end thereof, the triggering shaft extends into the orifice of the lancet holder and has a first outer shoulder for engaging with the first inner shoulder of the lancet holder. Furthermore, the control button is fitted on a top end of the triggering shaft.
18 Citations
6 Claims
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1. A lancet removal mechanism for a blood sampling device comprising:
- a stop assembly including an inner protrusion;
a trigger unit including a lancet holder and a triggering shaft, wherein the lancet holder is fixed in the stop assembly and has an outer protrusion formed on an outer wall thereof to engage with the inner protrusion of the stop assembly, the lancet holder has an orifice defined therein, and the orifice has a first inner shoulder arranged on a top end thereof, the triggering shaft extends into the orifice of the lancet holder and has a first outer shoulder for engaging with the first inner shoulder of the lancet holder; and
a control button fitted on a top end of the triggering shaft, wherein the stop assembly includes a connector and a rotating tube, the connector has a through hole defined therein to insert the lancet holder, the rotating tube has the inner protrusion and is rotatably fitted with the connector between a first position and a second position, such that when the rotating tube is located at the first position, the inner protrusion of the rotating tube engages with the outer protrusion of the lancet holder, and when the rotating tube is located at the second position, the inner protrusion of the rotating tube disengages from the outer protrusion of the lancet holder. - View Dependent Claims (2, 3, 4, 5, 6)
- a stop assembly including an inner protrusion;
Specification