Piercing unit, piercing member removal device, and piercing device
First Claim
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1. A lancing unit comprising:
- a lancing member to be mounted, in use, to a lancing apparatus which includes a housing having a front end formed with an opening and a movable member provided in the housing reciprocally movably; and
a support member for removably supporting the lancing member;
wherein the lancing member is capable of being fitted and mounted to the movable member so as to be capable of being pulled out of the movable member toward the front end side of the housing, the lancing member including an engagement surface which is oriented toward a rear side of the housing when the lancing member is mounted to the movable member; and
wherein the support member includes engagement means which is inserted into the housing through the opening for engagement with the engagement surface when the lancing member is mounted to the movable member.
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Abstract
A lancing unit (U) includes a support member (1) provided with engagement means (19A) which is inserted into a housing (4) of a lancing apparatus (A) for engagement with an engagement surface (24a) of a lancing member (2) when the lancing member (2) is mounted to a movable member (5) of the lancing apparatus. The removal of the lancing member (2) from the movable member (5) after the lancing member (2) is mounted to the movable member (5) can be easily and reliably performed by inserting the engagement means (19A) into the housing (4) and then pulling the engagement means out of the housing (4).
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Citations
22 Claims
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1. A lancing unit comprising:
- a lancing member to be mounted, in use, to a lancing apparatus which includes a housing having a front end formed with an opening and a movable member provided in the housing reciprocally movably; and
a support member for removably supporting the lancing member;
wherein the lancing member is capable of being fitted and mounted to the movable member so as to be capable of being pulled out of the movable member toward the front end side of the housing, the lancing member including an engagement surface which is oriented toward a rear side of the housing when the lancing member is mounted to the movable member; and
wherein the support member includes engagement means which is inserted into the housing through the opening for engagement with the engagement surface when the lancing member is mounted to the movable member. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 16)
- a lancing member to be mounted, in use, to a lancing apparatus which includes a housing having a front end formed with an opening and a movable member provided in the housing reciprocally movably; and
- 13. The lancingunitaccordingtoclaim12, wherein the engagement means and the additional engagement means are so arranged as to enter the housing together when the tubular portion is slid along and fitted to the front end of the housing.
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17. A lancing member removal tool for removing a lancing member fitted and mounted to a movable member of a lancing apparatus, the apparatus including a housing which has a front end formed with an opening and in which the movable member is arranged reciprocally movably,
the removal tool comprising engagement means for entering the housing through the opening for engagement with an engagement surface of the lancing member, the engagement surface being oriented toward a rear side of the housing.
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20. A lancing apparatus comprising:
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a housing having a front end formed with an opening;
a movable member arranged in the housing reciprocally movably and having a front end to which the lancing member can be fitted;
biasing means for biasing the movable member toward the front end of the housing;
latching means for latching the movable member when the movable member is pushed deep into the housing more than a predetermined distance against a biasing force of the biasing means; and
latch releasing means for releasing the movable member from the latched state provided by the latching means when a predetermined operation is performed;
wherein the apparatus further comprises a stopper capable of preventing the movable member from being pushed deep into the housing more than the predetermined distance. - View Dependent Claims (21, 22)
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Specification