Dynamic blood glucose data acquiring device and host

Abstract

A dynamic blood glucose data acquiring device and a host are provided, wherein the collecting device comprises a portable host and a probe assembly; the probe assembly includes two glucolase micro electrode needles and a first circuit board; a first electrode terminal is provided on the first circuit board; the host includes an outer shell and a second circuit board which is located in the outer shell, and a second electrode terminal is provided on the second circuit board; the outer shell further includes a probe mounting position and a fixing structure for fixing the outer shell to a human body; the probe assembly is mounted into the probe mounting position in such a way that the glucolase micro electrode needles are projected out of a lower surface of the outer shell; when the probe assembly is mounted into the probe mounting position, the first electrode terminal on the first circuit board is electrically connected to the second electrode terminal on the second circuit board. In the present application, the probe assembly is fixed on the human body via the portable host, and the blood glucose signals are acquired via the glucolase micro electrode needles of the probe assembly, the collection, the processing and the output of the blood glucose signals can be achieved as a result.

1 .- 10 . (canceled) 
     
     
         11 . A blood glucose data acquiring device comprising:
 a reusable component comprising a first housing having a cavity, an upper surface, a lower surface, and a receiving recess formed into at least one of the upper and lower surfaces, the receiving recess being surrounded by an inner wall that separates the receiving recess from the cavity, the inner wall comprising a first alignment feature;   a first circuit board located in the cavity of the reusable component;   a first conductive member located in the cavity of the reusable component and being electrically connected to the first circuit board, a portion of the first conductive member being exposed along the inner wall of the reusable component;   a disposable component comprising a second housing having a cavity and an outer surface, the outer surface comprising a second alignment feature;   a second circuit board located in the cavity of the disposable component;   a second conductive member located in the cavity of the disposable component and being electrically connected to the second circuit board, a portion of the second conductive member being exposed along the outer surface of the second housing of the disposable component; and   wherein the disposable component is detachably coupled to the reusable component by aligning the second alignment feature of the disposable component with the first alignment feature of the reusable component and inserting the second housing of the disposable component into the receiving recess of the reusable component, the first and second conductive members contacting one another to electrically connect the first circuit board of the reusable component to the second circuit board of the disposable component.   
     
     
         12 . The blood glucose data acquiring device according to  claim 11  wherein the disposable component comprises two glucose probes that are electrically connected to the second circuit board, wherein the two glucose probes are configured to pierce a cuticle and epidermis of a user to form electrical signals. 
     
     
         13 . The blood glucose data acquiring device according to  claim 12  wherein the second circuit board of the disposable component comprises a microprocessor that is configured to preliminarily process the electrical signals received from the two glucose probes. 
     
     
         14 . The blood glucose data acquiring device according to  claim 13  wherein the first circuit board of the reusable component comprises a microcontroller that is configured to receive the processed electrical signals from the microprocessor of the second circuit board of the disposable component and convert the processed electrical signals received from the disposable component into blood glucose readings. 
     
     
         15 . The blood glucose data acquiring device according to  claim 11  wherein the receiving recess of the reusable component is a through-hole that extends from a first opening in the upper surface of the first housing to a second opening in the lower surface of the first housing, and wherein the disposable component nests within the through-hole when coupled to the reusable component and glucose probes of the disposable component that are electrically connected to the second circuit board protrude from the lower surface of the first housing. 
     
     
         16 . The blood glucose data acquiring device according to  claim 11  wherein the housing of the reusable component comprises an upper shell and a lower shell that define the cavity when coupled together, and a piston sleeve that is located within the cavity between the upper and lower shells, and wherein an inner surface of the piston sleeve forms the inner wall that surrounds the receiving recess of the reusable component. 
     
     
         17 . The blood glucose data acquiring device according to  claim 16  wherein the piston sleeve comprises an annular sidewall having one or more openings through which the portion of the first conductive member extends. 
     
     
         18 . The blood glucose data acquiring device according to  claim 11  further comprising:
 wherein one of the first and second alignment feature is a rib and the other of the first and second alignment features is a groove; and 
 wherein the disposable component can only be inserted into the receiving recess of the reusable component when the rib of the one of the first and second alignment features and the groove of the other one of the first and second alignment features are aligned, which ensures that the first and second conductive members are in contact with each other when the disposable component is located within the receiving recess of the reusable component. 
 
     
     
         19 . The blood glucose data acquiring device according to  claim 11  wherein the first circuit board of the reusable component comprises a Bluetooth communication module that is configured to place an external electronic device into operable communication with the first circuit board of the reusable component. 
     
     
         20 . A method of acquiring blood glucose data from a user, the method comprising:
 affixing a host component onto a part of a body of the user, the host comprising a through-hole that extends from an exposed upper surface of the host to a non-exposed lower surface of the host that is in contact with the body of the user;   inserting a probe assembly into the through-hole of the host so that glucose probes protruding from a lower surface of the probe assembly penetrate into a skin of the user; and   wherein upon inserting the probe assembly into the through-hole of the host component, a first circuit board located in the host component is in electrical communication with a second circuit board located in the probe assembly.   
     
     
         21 . The method according to  claim 20  wherein when the glucose probes are located within the skin of the user, oxidation reactions occur between the glucose probes and glucose in the user, thereby forming electrical signals that are processed by a microprocessor of the second circuit board of the probe assembly. 
     
     
         22 . The method according to  claim 21  wherein the microprocessor of the second circuit board of the probe assembly transmits the processed electrical signals to the first circuit board of the host component. 
     
     
         23 . The method according to  claim 22  wherein the first circuit board of the host component is integrated with a microcontroller that is configured to convert the processed electrical signals received from the second circuit board into blood glucose readings. 
     
     
         24 . The method according to  claim 20  wherein the probe assembly is configured to continuously collect blood glucose data from the user for up to at least seven days. 
     
     
         25 . The method according to  claim 20  wherein, after expiration of a predetermined period of time, the probe assembly is detached from the host component and a new probe assembly is inserted into the through-hole of the host component.