Biological component-measuring unit, biological component-measuring unit package, medical support instrument kit, and medical support instrument kit package

Abstract

A biological component-measuring unit, a package of a biological component-measuring unit, a medical support instrument kit, and a package of a medical support instrument kit, for improving workability and enabling the measurement of components of body fluids hygienically. The biological component-measuring unit comprising a substrate detachably mountable on a medical support device proper, fluid channels fixed to said substrate, the medical support device proper including a fluid transfer structure where fluids in the fluid channels flow in one direction, wherein the fluid channels comprise a biological component-measuring channel which is: attachable to and detachable from a body fluid-drawing channel for drawing a fluid that has been sampled through a body fluid sampler; capable of transferring the fluid in the biological component-measuring channel in one direction, in cooperation with the fluid transfer structure; provided with a biological component sensor for measuring a biological component in the fluid being transferred; and capable of discharging the fluid as a waste after measurement of the biological component.

1 . A biological component-measuring unit comprising a substrate detachably mountable on a medical support device proper, and fluid channels fixed to said substrate, the medical support device proper including a fluid transfer structure for making fluids in the fluid channels flow in one direction in cooperation with the fluid channels, wherein the fluid channels comprise a biological component-measuring channel, wherein the biological component-measuring channel is:
 attachable to and detachable from a body fluid-drawing channel for drawing a fluid that has been sampled through a body fluid sampler;   capable of transferring the fluid in the biological component-measuring channel in one direction, in cooperation with the fluid transfer structure, once the substrate is mounted on the medical support device proper;   provided with a biological component sensor for measuring a biological component included in the fluid being transferred; and   capable of discharging the fluid as a waste liquid after the completion of the measurement of the biological component by biological component sensor.   
   
   
       2 . A biological component-measuring unit comprising a substrate detachably mountable on a medical support device proper, and fluid channels fixed to the substrate, the medical support device proper including a fluid transfer structure for making fluids in the fluid channels flow in one direction in cooperation with the fluid channels, wherein the fluid channels comprises a biological component-measuring channel, wherein the biological component-measuring channel is:
 attachable to and detachable from a body fluid-drawing channel for drawing a fluid that has been sampled through a body fluid sampler;   capable of transferring the fluid in the biological component-measuring channel in one direction, in cooperation with the fluid transfer structure, once the substrate is mounted on the medical support device proper;   detachably coupled to a sample-introducing channel through which the fluid is transferred to a biological component sensor for measuring a biological component included in the fluid being transferred, and a sample-discharging channel through which the fluid is discharged from the biological component sensor; and   capable of discharging the fluid as a waste liquid after the completion of the measurement of the biological component by biological component sensor, and   the fluid channels support the biological component sensor in measuring the biological components.   
   
   
       3 . A biological component-measuring unit according to  claim 1 , the fluid channels further comprising a diluent-supplying channel, wherein the diluent-supplying channel;
 detachably coupled to a diluent-drawing channel through which a diluent stored in a diluent storage tank is drawn;   is capable of transferring the diluent in the diluent-supplying channel in one direction in cooperation with the medical support device, once the substrate is mounted on the medical support device proper; and   is capable of supplying the diluent to a part upstream of the biological component sensor in the biological component-measuring channel.   
   
   
       4 . The biological component-measuring unit according to  claim 3 , wherein the biological component-measuring channel is provided with a mixing gadget for mixing the body fluid with the diluent supplied through the diluent-supplying channel. 
   
   
       5 . A biological component-measuring unit according to  claim 4 , the fluid channels further comprising a gas channel, wherein the gas channel;
 is capable of introducing gas;   is capable of transferring a gas in the gas channel in one direction in cooperation with the medical support device, once the substrate is mounted on the medical support device proper; and   is capable of supplying gas to the diluent-supplying channel,   
     and the fluid channels further provided with a gas-liquid separator placed at a part downstream of the mixing gadget and upstream of the biological component sensor in the biological component-measuring channel. 
   
   
       6 . A biological component-measuring unit according to  claim 1 , the fluid channels further comprising a calibrating liquid-supplying channel, wherein the calibrating liquid-supply channel;
 is detachably coupled with a calibrating liquid-drawing channel for drawing a calibrating liquid from a calibrating liquid storage tank;   transferring the calibrating liquid in the calibrating liquid-supplying channel in one direction in cooperation with the medical support device, once the substrate is mounted on the medical support device proper; and   is capable of supplying the calibrating liquid at a part upstream of the biological component sensor in the biological component-measuring channel.   
   
   
       7 . A biological component-measuring unit according to  claim 1 , wherein
 the biological component-measuring channel has a biological component-measuring channel make-and-break part at which fluid flow through the biological component-measuring channel is made or broken by a first fluid channel make-and-break switch with which the medical support device proper is provided once the substrate is attached to the medical support device proper, wherein the biological component-measuring channel make-and-break part is located at a junction where the diluent-supplying channel is connected to the component-measuring channel or a part upstream of the junction;   the diluent-supplying channel has a diluent-supplying channel make-and-break part at which fluid flow through the diluent-supplying channel is made or broken by a second fluid channel make-and-break switch with which the medical support device proper is provided once the substrate is attached to the medical support device proper, wherein the diluent-supplying channel make-and-break part is located at the junction or a part upstream of the junction;   fluid flow through the biological component-measuring channel is broken at the biological component-measuring channel make-and-break part when fluid flow through the diluent-supplying channel is made at the diluent-supplying channel make-and-break part; and   fluid flow through the biological component-measuring channel is made at the biological component-measuring channel make-and-break part when fluid flow through the diluent-supplying channel is broken at the diluent-supplying channel make-and-break part.   
   
   
       8 . A package of a biological component-measuring unit made by packing the biological component-measuring unit according to  claim 1 , with a packing material in an isolated and sterile condition. 
   
   
       9 . A medical support instrument kit comprising the biological component-measuring unit according to  claim 1 , and at least one requisite fluid-contacting unit other than the biological component-measuring member and the medical support device proper, both arranged in the kit. 
   
   
       10 . A package of a medical support instrument kit made by packing the medical support instrument kit according to  claim 9 , with a packing material in an isolated and sterile condition. 
   
   
       11 . A biological component-measuring unit according to  claim 2 , the fluid channels further comprising a diluent-supplying channel, wherein the diluent-supplying channel:
 is detachably coupled to a diluent-drawing channel through which a diluent stored in a diluent storage tank is drawn;   is capable of transferring the diluent in the diluent-supplying channel in one direction in cooperation with the medical support device, once the substrate is mounted on the medical support device proper; and   is capable of supplying the diluent to a part upstream of the biological component sensor in the biological component-measuring channel.   
   
   
       12 . The biological component-measuring unit according to  claim 11 , wherein the biological component-measuring channel is provided with a mixing gadget for mixing the body fluid with the diluent supplied through the diluent-supplying channel. 
   
   
       13 . A biological component-measuring unit according to  claim 12 , the fluid channels further comprising a gas channel, wherein the gas channel:
 is capable of introducing a gas;   is capable of transferring a gas in the gas channel in one direction in cooperation with the medical support device, once the substrate is mounted on the medical support device proper; and   is capable of supplying gas to the diluent-supplying channel,   
     and the fluid channels further provided with a gas-liquid separator placed at a part downstream of the mixing gadget and upstream of the biological component sensor in the biological component-measuring channel. 
   
   
       14 . A biological component-measuring unit according to  claim 2 , the fluid channels further comprising a calibrating liquid-supplying channel, wherein the calibrating liquid-supply channel:
 is detachably coupled with a calibrating liquid-drawing channel for drawing a calibrating liquid from a calibrating liquid storage tank;   is capable of transferring the calibrating liquid in the calibrating liquid-supplying channel in one direction in cooperation with the medical support device, once the substrate is mounted on the medical support device proper; and   is capable of supplying the calibrating liquid at a part upstream of the biological component sensor in the biological component-measuring channel.   
   
   
       15 . A biological component-measuring unit according to  claim 3 , the fluid channels further comprising a calibrating liquid-supplying channel, wherein the calibrating liquid-supply channel:
 is detachably coupled with a calibrating liquid-drawing channel for drawing a calibrating liquid from a calibrating liquid storage tank;   is capable of transferring the calibrating liquid in the calibrating liquid-supplying channel in one direction in cooperation with the medical support device, once the substrate is mounted on the medical support device proper; and   is capable of supplying the calibrating liquid at a part upstream of the biological component sensor in the biological component-measuring channel.   
   
   
       16 . A biological component-measuring unit according to  claim 4 , the fluid channels further comprising a calibrating liquid-supplying channel, wherein the calibrating liquid-supply channel:
 is detachably coupled with a calibrating liquid-drawing channel for drawing a calibrating liquid from a calibrating liquid storage tank;   is capable of transferring the calibrating liquid in the calibrating liquid-supplying channel in one direction in cooperation with the medical support device, once the substrate is mounted on the medical support device proper; and   is capable of supplying the calibrating liquid at a part upstream of the biological component sensor in the biological component-measuring channel.   
   
   
       17 . A biological component-measuring unit according to  claim 5 , the fluid channels further comprising a calibrating liquid-supplying channel, wherein the calibrating liquid-supply channel:
 is detachably coupled with a calibrating liquid-drawing channel for drawing a calibrating liquid from a calibrating liquid storage tank;   is capable of transferring the calibrating liquid in the calibrating liquid-supplying channel in one direction in cooperation with the medical support device, once the substrate is mounted on the medical support device proper; and   is capable of supplying the calibrating liquid at a part upstream of the biological component sensor in the biological component-measuring channel.   
   
   
       18 . A medical support instrument kit comprising the biological component-measuring unit according to  claim 2 , and at least one requisite fluid-contacting unit other than the biological component-measuring member and the medical support device proper, both arranged in the kit. 
   
   
       19 . A package of a medical support instrument kit made by packing the medical support instrument kit according to  claim 18 , with a packing material in an isolated and sterile condition.