Movable measurement cell
First Claim
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1. A measurement apparatus for measuring at least one constituent of a liquid sample, the measurement apparatus comprising:
- a movable measurement cell including;
a first portion comprising a measurement system having at least one sensitive area at a surface of the first portion;
a second portion comprising at least a part of a reception space for the sample, the second portion being connected to the first portion such that the sample is in contact with the at least one sensitive area when the sample is located within the reception spacea sample supply system attached to an inlet to allow supply of a liquid sample into the reception space; and
a trail engagement portion,wherein the sample supply system includes a supply needle connected at one end to the inlet, the supply needle having a lumen in communication with the reception space,the measurement apparatus further comprising;
a mounting system configured for movably mounting the movable measurement cell, the mounting system including;
a bar having a guiding trail; and
a supporting portion at one end of the bar for supporting the supply needle, wherein the trail engagement portion of the measurement cell is configured to engage with the guiding trail for moving the movable measurement cell in a direction of the guiding trail being along a longitudinal direction of the supply needle.
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Abstract
A movable measurement cell for measuring at least one constituent of a liquid sample, in particular blood, having a first portion comprising a measurement system having at least one sensitive area at a surface of the first portion: a second portion having at least a part of a reception space for the sample, the second portion is connected to the first portion such that the sample is in contact with the sensitive area when the sample is located within the reception space, and a sample supply system attached to an inlet to allow supply of a liquid sample into the reception space.
17 Citations
17 Claims
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1. A measurement apparatus for measuring at least one constituent of a liquid sample, the measurement apparatus comprising:
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a movable measurement cell including; a first portion comprising a measurement system having at least one sensitive area at a surface of the first portion; a second portion comprising at least a part of a reception space for the sample, the second portion being connected to the first portion such that the sample is in contact with the at least one sensitive area when the sample is located within the reception space a sample supply system attached to an inlet to allow supply of a liquid sample into the reception space; and a trail engagement portion, wherein the sample supply system includes a supply needle connected at one end to the inlet, the supply needle having a lumen in communication with the reception space, the measurement apparatus further comprising; a mounting system configured for movably mounting the movable measurement cell, the mounting system including;
a bar having a guiding trail; and
a supporting portion at one end of the bar for supporting the supply needle, wherein the trail engagement portion of the measurement cell is configured to engage with the guiding trail for moving the movable measurement cell in a direction of the guiding trail being along a longitudinal direction of the supply needle. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 16)
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11. A measurement apparatus for measuring at least one constituent of a liquid sample, the measurement apparatus comprising:
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a movable measurement cell having a trail engagement portion; a mounting system configured for movably mounting the movable measurement cell, the mounting system including; a bar having a guiding trail; and a supporting portion at one end of the bar for supporting the supply needle, wherein the trail engagement portion of the measurement cell is configured to engage with the guiding trail for moving the movable measurement cell in a direction of the guiding trail being along a longitudinal direction of the supply needle. - View Dependent Claims (12, 13, 14, 17)
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15. A method for manufacturing a measurement apparatus for measuring at least one constituent of a liquid sample, the method comprising:
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manufacturing a movable measurement cell comprising; manufacturing a first portion comprising a measurement system having at least one sensitive area at a surface of the first portion; manufacturing, by injection moulding, a second portion comprising at least a part of a reception space for the sample; connecting the second portion and the first portion such that the sample is in contact with the at least one sensitive area when the sample is located within the reception space; providing a trail engagement portion; and attaching a sample supply system to an inlet to allow supply of a liquid sample into the reception space, wherein the sample supply system includes a supply needle connected at one end to the inlet, the supply needle having a lumen in communication with the reception space, the method further comprising; providing a mounting system configured for movable mounting the movable measurement cell, the mounting system including; a bar having a guiding trail; and a supporting portion at one end of the bar for supporting the supply needle, wherein the trail engagement portion of the measurement cell is configured to engage with the guiding trail for moving the movable measurement cell in a direction of the guiding trail being along a longitudinal direction of the supply needle.
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Specification