Device for piercing the skin to obtain a blood sample and method of use
First Claim
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1. A system for piercing the skin to obtain a blood sample, the system cooperating with a finger and a thumb, the system comprising:
- a device for puncturing the skin to obtain the blood sample, including;
a sleeve having an open first end, a central axis, and a cavity, said open first end defining a rim;
a single piercer disposed within said cavity of said sleeve, said piercer having a tip which is positioned within said cavity at said open first end of said sleeve, said piercer having a broad side and a narrow side so that it can be bent and permanently deformed, said piercer disposed along said central axis of said sleeve;
when used to obtain the blood sample the device is held between the thumb and the finger, and the skin must be forced into said cavity in order to be pierced by said piercer; and
,a piercer bender which is shaped and dimensioned to be closely received by said open first end of said sleeve, so that said piercer bender can be forced into said cavity of said sleeve, contact said tip of said piercer, and bend and permanently deform said piercer.
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Abstract
A device for piercing the skin to obtain a blood sample includes a sleeve which has an open first end and a cavity. A piercer is disposed within the cavity, and has a tip which is positioned near the open first end of the sleeve. The user applies opposing finger pressure to the device so that the skin of one finger enters the cavity and is pierced by the piercer. During this operation the piercer does not move with respect to the sleeve.
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Citations
6 Claims
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1. A system for piercing the skin to obtain a blood sample, the system cooperating with a finger and a thumb, the system comprising:
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a device for puncturing the skin to obtain the blood sample, including; a sleeve having an open first end, a central axis, and a cavity, said open first end defining a rim; a single piercer disposed within said cavity of said sleeve, said piercer having a tip which is positioned within said cavity at said open first end of said sleeve, said piercer having a broad side and a narrow side so that it can be bent and permanently deformed, said piercer disposed along said central axis of said sleeve; when used to obtain the blood sample the device is held between the thumb and the finger, and the skin must be forced into said cavity in order to be pierced by said piercer; and
,a piercer bender which is shaped and dimensioned to be closely received by said open first end of said sleeve, so that said piercer bender can be forced into said cavity of said sleeve, contact said tip of said piercer, and bend and permanently deform said piercer.
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2. A method for a user to use two fingers of one hand to pierce the skin to obtain a blood sample, the method comprising:
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(a) providing a device for piercing the skin to obtain a blood sample, including; a sleeve having an open first end, a central axis, and a cavity, said open first end defining a rim; a single piercer disposed within said cavity of said sleeve, said piercer having a tip which is positioned within said cavity at said open first end of said sleeve, said piercer having a broad side and a narrow side so that it can be bent and permanently deformed, said piercer disposed along said central axis of said sleeve; and
,when used to obtain the blood sample, said piercer not moving with respect to said sleeve; (b) holding said device between the two fingers so that said open first end of said sleeve abuts one of the two fingers; (c) using the two fingers to apply pressure on said device, wherein the skin of the finger which abuts said open first end of said sleeve enters said cavity and is pierced by said piercer; (d) providing a piercer bender which is shaped and dimensioned to be closely received by said open first end of said sleeve, so that said piercer bender can be forced into said cavity of said sleeve, contact said tip of said piercer, and bend and permanently deform said piercer; after (c), inserting said piercer bender into said open first end of said sleeve until said piercer bender contacts said tip of said piercer; and
,forcing said piercer bender into said cavity of said sleeve so that said piercer bender bends and permanently deforms said piercer. - View Dependent Claims (3, 4, 5, 6)
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Specification