Sampling module device and method
First Claim
Patent Images
1. A sampling module, comprising a module body portion comprising a lancet channel with a plurality of lancet bearing guides disposed within the lancet channel;
- a lancet comprising a sharpened distal tip and shaft portion which is slidably disposed within the lancet channel and lancet bearing guides with the lancet bearing guides configured to confine a lancet to substantially linear axial movement; and
a sample reservoir in fluid communication with a sample input port of the module body portion.
5 Assignments
0 Petitions
Accused Products
Abstract
A tissue penetration device and method of using same that may include a lancet module or sampling module. The sampling module may optionally be in a cartridge configuration and include sampling and analyzing functions, which may be integrated.
-
Citations
19 Claims
-
1. A sampling module, comprising a module body portion comprising a lancet channel with a plurality of lancet bearing guides disposed within the lancet channel;
- a lancet comprising a sharpened distal tip and shaft portion which is slidably disposed within the lancet channel and lancet bearing guides with the lancet bearing guides configured to confine a lancet to substantially linear axial movement; and
a sample reservoir in fluid communication with a sample input port of the module body portion. - View Dependent Claims (2, 3, 4, 5)
- a lancet comprising a sharpened distal tip and shaft portion which is slidably disposed within the lancet channel and lancet bearing guides with the lancet bearing guides configured to confine a lancet to substantially linear axial movement; and
-
6. A sampling module, comprising:
- a module body portion configured to be mechanically registered and secured adjacent a lancet driver;
a lancet comprising a sharpened distal tip and shaft portion which is slidably disposed within the module body portion; and
a sample reservoir in fluid communication with a sample input port of the module body portion that has a fill detector for determining when the sample reservoir is full of a sample. - View Dependent Claims (7, 8, 9)
- a module body portion configured to be mechanically registered and secured adjacent a lancet driver;
-
10. A sampling module, comprising:
- a module body portion comprising a lancet channel;
a lancet comprising a sharpened distal tip and shaft portion which is slidably disposed within the lancer channel of the module body portion;
a first sample reservoir having an input end and a terminal end, the input end of the sample reservoir being in fluid communication with a sample input port of the module body portion; and
a second sample reservoir having an input end in fluid communication with the terminal end of the first sample reservoir and having a cross sectional area that is substantially smaller than a cross sectional area of the first sample reservoir such that a sample flowing from the simple input port into the first sample reservoir will fill the first sample reservoir and then rapidly fill the second sample reservoir by capillary action. - View Dependent Claims (11, 12, 13, 14)
- a module body portion comprising a lancet channel;
-
15. A sampling module, comprising:
- a module body portion comprising a lancet channel having at least one flow stop chamber disposed within a distal end portion of the lancet channel tat has a transverse dimension that is significantly larger than a transverse dimension of a distally adjacent portion of the lancet channel and a rapid transition in transverse dimension that will interrupt capillary action from a distal end of the lancet channel;
a lancet comprising a sharpened distal tip and shaft portion which is slidably disposed within the lancet channel; and
a sample reservoir in fluid communication with a sample input port of the module body portion, wherein the module body portion comprises three lancet bearing guides separated spatially along the lancet channel with a lancet bearing guide disposed at either end of the lancet channel.
- a module body portion comprising a lancet channel having at least one flow stop chamber disposed within a distal end portion of the lancet channel tat has a transverse dimension that is significantly larger than a transverse dimension of a distally adjacent portion of the lancet channel and a rapid transition in transverse dimension that will interrupt capillary action from a distal end of the lancet channel;
-
16. A sampling module, comprising:
- a module body portion comprising a lancet channel;
a lancet comprising a sharpened distal tip and shaft portion which is slidably disposed within the lancet channel of the module body portion;
a sample reservoir having an input end and a terminal end, the sample reservoir being in fluid communication with a sample input port of the module body portion; and
a vent disposed between and in fluid communication with the terminal end of the sample reservoir and the lancet channel, wherein the terminal end further comprises a fill detector.
- a module body portion comprising a lancet channel;
-
17. A sampling module, comprising:
- a module body portion comprising a lancet channel;
a lancet comprising a sharpened distal tip and shaft portion which is slidably disposed within the lancet channel of the module body portion;
a sample reservoir having an input end and a terminal end, the sample reservoir being in fluid communication with a sample input port of the module body portion; and
a vent disposed between and in fluid communication with the terminal end of the sample reservoir and the lancet channel, wherein the terminal end further comprises a fill detector and wherein the fill detector is electrical.
- a module body portion comprising a lancet channel;
-
18. A sampling module, comprising:
- a module body portion comprising a lancet channel;
a lancet comprising a sharpened distal tip and shaft portion which is slidably disposed within the lancet channel of the module body portion;
a sample reservoir having an input end and a terminal end, the sample reservoir being in fluid communication with a sample input port of the module body portion; and
a vent disposed between and in fluid communication wit the terminal end of the sample reservoir and the lancet channel, wherein the terminal end further comprises a fill detector and wherein the fill detector is optical.
- a module body portion comprising a lancet channel;
-
19. A sampling module, comprising:
- a module body portion comprising a lancet channel;
a lancet comprising a sharpened distal tip and shaft portion which is slidably disposed within the lancet channel of the module body portion;
a sample reservoir having an input end and a terminal end, the sample reservoir being in fluid communication with a sample input port of the module body portion; and
a vent disposed between and in fluid communication with the terminal end of the sample reservoir and the lancet channel, wherein the terminal end further comprises a fill detector and wherein the fill detector is visual.
- a module body portion comprising a lancet channel;
Specification