Patent Number: 
Section: claims

1. System for point of care diagnosis and/or analysis of a body fluid of a patient, comprising:at least one cartridge, having:a sample receiving room for receiving a sample of the body fluid to be diagnosed and/or analyzed,a diagnosing and/or analyzing arrangement for measuring at least one physiological parameter of the sample,a first interface for connecting the cartridge to at least one handheld diagnosis and/or analysis device, the at least one handheld diagnosis and/or analysis device, having:at least one second interface for connecting one of said cartridges to the handheld device,a measurement arrangement co-operating with the connected cartridge for measuring the physiological parameter and generating measurement data thereof,at least one third interface for connecting the handheld device to a data processing device, the data processing device, having:at least one fourth interface for connecting one of said handheld devices to the data processing device,a data processing unit co-operating with the connected handheld device for further processing the measurement data; and whereinat least one of said handheld devices comprises a memory for unambiguously storing the measurement data together with sample-specific data, andthe data processing unit of the at least one of said data processing device co-operates with the memory of the connected handheld device. 2. System according to claim 1, whereinat least one of said handheld devices comprises a rechargeable battery, and, whereinthe data processing device comprises a power supply for charging the battery of the handheld device, when the handheld device is connected to the data processing device. 3. System according to claim 2, wherein the power supply of the data processing device is provided for charging the battery of the handheld device via the coupled third interface and fourth interface. 4. System according to claim 1, wherein the handheld device and the data processing device are configured in such a way, that they automatically or manually by user request create a master-slave-configuration. 5. System according to claim 4, wherein:the data processing device comprises a data input unit and/or a data output unit,the handheld device comprises a data input unit and/or a data output unit, such that when the handheld device and the data processing device are coupled together the data input units of one of the measuring device and the handheld device are connected and the data output units are automatically or manually by user request transferred to the master-member of the master-slave-configuration. 6. System according to claim 1, wherein the sample-specific data is at least a patient identification code and/or an operator identification code and/or time and date of the sample. 7. System according to claim 1, wherein at least one of said handheld devices is provided for storing the measurement data and sample-specific data of at least two cartridges. 8. System according to claim 1, wherein at least one of said handheld devices has at least two second interfaces for connecting two different types of said cartridges. 9. System according to claim 1, whereinthe first interface and the complementary second interface, and/orthe third interface and the complementary fourth interface are provided for wired and/or wireless data transfer. 10. System according to claim 1, wherein at least one of the handheld devices has an ergonomic casing. 11. System according to claim 1, wherein the data processing device and the handheld device are configured in such a way, that a wireless data transfer is only provided as long as the handheld device is in a predetermined close proximity to the respective data processing device. 12. System according to claim 1, whereinthe system comprises at least one adapter, whereinthe data processing device is connectable to the adapter, and whereinthe adapter is connectable to at least one peripheral device. 13. System according to claim 1, wherein the data processing device is or comprises a personal computer and/or a database. 14. The system according to claim 1, wherein the diagnosing and/or analyzing arrangement is configured to provide electrical or optical signals correlating with the physiological parameter. 15. System for point of care diagnosis and/or analysis of a body fluid of a patient, comprising:at least one cartridge, having:a sample receiving room for receiving a sample of the body fluid to be diagnosed and/or analyzed,a diagnosing and/or analyzing arrangement for measuring at least one physiological parameter of the sample,a first interface for connecting the cartridge to each of or at least two handheld diagnosis and/or analysis devices,each of the at least two handheld diagnosis and/or analysis devices, having:at least one second interface for connecting one of said cartridges to each handheld device,a measurement arrangement co-operating with the connected cartridge for measuring the physiological parameter and generating measurement data thereof,at least one third interface for connecting each handheld device to a data processing device,the data processing device, having:at least one fourth interface for connecting one of said at least two handheld devices to the data processing device,a data processing unit co-operating with the connected handheld device for further processing the measurement data; and whereinat least one of said handheld devices comprises a memory for unambiguously storing the measurement data together with sample-specific data, andthe data processing unit of the data processing device co-operates with this memory of the connected handheld device, and whereineach of the at least two handheld devices are provided with complementary interfaces for coupling the handheld devices together, whereinthe coupled handhold devices are configured for connection to the data processing device via the third interface of one of the coupled handhold devices,wherein all coupled handheld devices communicate via this one third interface with the data processing unit of the data processing device. 16. System according to claim 15, wherein each of the at least two handheld devices are configured in such a way, that the coupled handheld devices automatically create a master-slave-configuration. 17. System according to claim 16, wherein each of the at least two hand held devices include a data in input unit and a data output unit and the hand held devices are configured to be coupled in a stack such that data inputs and data outputs are transferred automatically or manually by user request to the data input unit and data output unit of the master hand held device. 18. The system according to claim 15, wherein the diagnosing and/or analyzing arrangement is configured to provide electrical or optical signals correlating with the physiological parameter. 19. Handheld device for use in connection with a system for point of care diagnosis and/or analysis of a body fluid of a patient comprising:at least one second interface for connecting a first interface of a cartridge having a sample receiving room for receiving a sample of a body fluid to be diagnosed and/or analyzed to the handheld device,a measurement arrangement co-operating with the connected cartridge for measuring the parameter and generating measurement data thereof,at least one third interface for connecting the handheld device to a data processing device of the system;a memory for unambiguously storing the measurement data together with sample-specific data, andthe data processing unit of the data processing device co-operates with this memory of the connected handheld device.