Adjustable lancet device and method
First Claim
Patent Images
1. A lancet device, comprising:
- a body comprising a side opening arranged between front and rear ends of the body;
a trigger;
a front cover comprising a skin engaging end that includes a lancet opening through which a lancet needle extends;
a holding member movably mounted within the body and comprising a front end and a rear end;
the front end being configured to receive a lancet;
a stop surface that moves with the holding member;
a cam wheel comprising cam surfaces which can be contacted by the stop surface; and
the cam wheel being configured to rotate at least partially about an axis that is at least substantially parallel to an axis running through at least one of the lancet opening and the holding member,wherein a portion of the cam wheel projects out from the side opening.
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Accused Products
Abstract
Lancet device that includes a body. A trigger is mounted to the body. A front cover has a skin engaging end that includes a lancet opening through which a lancet needle extends. A holding member is movably mounted within the body and includes a front end a rear end. The front end can be configured to receive a lancet. A stop surface moves with the holding member. A cam wheel includes cam surfaces which can be contacted by the stop surface. The cam wheel is configured to rotate at least partially. The cam wheel rotates about an axis that is parallel to an axis running through at least one of the lancet opening and the holding member.
195 Citations
44 Claims
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1. A lancet device, comprising:
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a body comprising a side opening arranged between front and rear ends of the body; a trigger; a front cover comprising a skin engaging end that includes a lancet opening through which a lancet needle extends; a holding member movably mounted within the body and comprising a front end and a rear end; the front end being configured to receive a lancet; a stop surface that moves with the holding member; a cam wheel comprising cam surfaces which can be contacted by the stop surface; and the cam wheel being configured to rotate at least partially about an axis that is at least substantially parallel to an axis running through at least one of the lancet opening and the holding member, wherein a portion of the cam wheel projects out from the side opening. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38)
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39. A lancet device, comprising:
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a body; a tripper; a front cover comprising a skin engaging end that includes a lancet opening through which a lancet needle extends; a holding member movably mounted within the body and comprising a front end and a rear end; the front end being configured to receive a lancet; a stop surface that moves with the holding member; a cam wheel comprising cam surfaces which can be contacted by the stop surface; the cam wheel being configured to rotate at least partially about an axis that is at least substantially parallel to an axis running through at least one of the lancet opening and the holding member, and a first spring for biasing the holding member towards an extended position and a second spring for biasing the holding member in an opposite direction, wherein the first and second springs are arranged within an axial opening of the holding member.
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40. A lancet device, comprising:
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a body; a trigger; a front cover comprising a skin engaging end that includes a lancet opening through which a lancet needle extends; a holding member movably mounted within the body and comprising a front end and a rear end; the front end being configured to receive a lancet; a stop surface that moves with the holding member; a cam wheel comprising cam surfaces which can be contacted by the stop surface; the cam wheel being configured to rotate at least partially about an axis that is at least substantially parallel to an axis running through at least one of the lancet opening and the holding member; a first spring for biasing the holding member towards an extended position and a second spring for biasing the holding member in an opposite direction, and the first spring contacting one side of a protection extending inwardly from the body and the second spring contacting another side of the projection, wherein the projection extends into an elongated slot formed in the holding member.
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41. A lancet device, comprising:
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a body; a trigger; a front cover comprising a skin engaging end that includes a lancet opening through which a lancet needle extends; a holding member movably mounted within the body and comprising a front end and a rear end; the front end being configured to receive a lancet; a stop surface that moves with the holding member; a cam wheel comprising cam surfaces which can be contacted by the stop surface; the cam wheel being configured to rotate at least partially about an axis that is at least substantially parallel to an axis running through at least one of the lancet opening and the holding member and comprising a centrally disposed opening that is mounted about the holding member; and the rear portion comprising a slot which at least partially receives a projection that extends from the body, wherein the front portion comprises a deflecting member configured to be deflected by the trigger.
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42. A lancet device, comprising:
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a body; a trigger; a front cover comprising a skin engaging end that includes a lancet opening through which a lancet needle extends; a holding member movably mounted within the body and comprising a front end and a rear end; the front end being configured to receive a lancet; a stop surface that moves with the holding member; a cam wheel comprising cam surfaces which can be contacted by the stop surface; and the cam wheel being configured to rotate at least partially about an axis that is at least substantially parallel to an axis running through at least one of the lancet opening and the holding member, wherein the body comprises at least one curved side indentation through which the cam wheel protrudes.
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43. A lancet device, comprising:
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a body; a trigger; a front cover comprising a skin engaging end that includes a lancet opening through which a lancet needle extends; a holding member movably mounted within the body, the holding member comprising a front end and a rear end; the front end being configured to receive a lancet; a stop projection coupled to the holding member; and a cam wheel comprising indicia and annular cam surfaces which can be contacted by the stop projection; the cam wheel being configured to rotate at least partially; each annular cam surface of the cam wheel being contacted by the stop protection when each annular cam surface is located in a predetermined position, wherein the cam wheel is axially retained between walls of the body.
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44. A lancet device, comprising:
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a body; a trigger; a front cover comprising a skin engaging end that includes a lancet opening through which a lancet needle extends; a holding member movably mounted within the body, the holding member comprising a front end and a rear end; the front end being configured to receive a lancet; a back cap configured to move the holding member to a retracted position; a stop surface coupled to the holding member; a cam wheel at least partially arranged within the body; the cam wheel comprising indicia and annular cam surfaces which can be contacted by the stop projection; and the cam wheel being configured to rotate at least partially, each annular cam surface of the cam wheel being contacted by the stop projection when each annular cam surface is located in a predetermined position, wherein the cam wheel protrudes from at least one side wall of the body.
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Specification