Abstract: There is provided a system for measuring a property of a sample that comprises a test strip for collecting the sample; a diagnostic measuring device configured to receive the test strip and measure a concentration of an analyte in the sample received on the test strip; and the diagnostic measuring device further comprising a processor programmed to execute an analyte correction for correcting a measurement of the sample due to one or more interferents, comprising: calculating an interferent impedance measurement including a magnitude measurement and a phase measurement using a switched capacitor accumulator to measure a phase angle; and adjusting the measurement of the analyte in the sample using that the calculated interferent impedance measurement.

Abstract: The present disclosure provides systems and methods for measuring a property of a sample. In some embodiments, the system comprises a test strip for collecting the sample, and a diagnostic measuring device configured to receive the test strip and measure a concentration of an analyte in the sample received on the test strip. The diagnostic measuring device further comprises a processor programmed to execute an analyte correction for correcting a measurement of the sample due to one or more interferents, including hematocrit, by using a four-wire sense circuit to measure HCT true complex impedance. The complex HCT impedance is mapped to HCT percentage by empirical methods and can then be used to compensate the glucose measurement for a more accurate blood glucose result.

Abstract: A system for diagnostic testing may include a meter for performing a diagnostic test on a sample applied to a test media, the meter having a housing and an interface for receiving a signal representing coding information, and a container configured to contain test media compatible with the meter, the container having a coding element associated therewith. Additionally, the system may provide a mechanism for removing the meter from an interconnected test container and reattaching it to a new container using on-container coding methods that can recalibrate the meter for the new container of test strips.

Abstract: The present disclosure provides a system for measuring a property of a sample comprising: a test strip for collecting the sample; a diagnostic measuring device configured to receive the test strip and measure a concentration of an analyte in the sample received on the test strip; and the diagnostic measuring device further comprising a processor programmed to execute an analyte correction for correcting a measurement of the sample due to one or more interferents, comprising: calculating an interferent impedance measurement including a magnitude measurement and a phase measurement using a difference identity to generate a sinusoidal signal with an amplitude proportional to the phase difference; and adjusting the measurement of the analyte in the sample using that the calculated interferent impedance measurement.

Abstract: A system for measuring a property of a sample is provided. The system comprises a diagnostic measuring device having a memory and a diagnostic test strip for collecting the sample. The strip has embedded thereon a pattern representative of at least first data and second data, the first data being data representing at least one of parameters related to measuring the property, codes usable for calibration of the diagnostic measuring device, or parameters indicating proper connection between the measuring device and the test strip and the second data usable for detecting and rejecting potential errors affecting the proper measurement of the property.

Abstract: Systems and methods for hematocrit measurement are provided. In some embodiments, a method for measuring glucose in a blood sample comprises measuring hematocrit in a blood sample using a Thevenin equivalent circuit to calculate a hematocrit complex impedance value, mapping the calculated hematocrit impedance to a hematocrit concentration in the blood sample, and calculating a concentration of glucose in the blood sampled using the mapped hematocrit concentration.

Abstract: A system for diagnostic testing may include a meter for performing a diagnostic test on a sample applied to a test media, the meter having a housing and an interface for receiving a signal representing coding information, and a container configured to contain test media compatible with the meter, the container having a coding element associated therewith. Additionally, the system may provide a mechanism for removing the meter from an interconnected test container and reattaching it to a new container using on-container coding methods that can recalibrate the meter for the new container of test strips.

Abstract: A customizable diagnostic meter is provided. The diagnostic meter includes a meter for performing a diagnostic test, wherein the meter includes a housing having a slot, and a module having one or more functions. The slot is configured to receive and removably secure at least a portion of the module. A customizable diagnostic meter kit including two or more modules configured to be inserted in a meter is also provided.

Abstract: Systems, methods, and devices are provided for determining an impedance measurement of a sample of fluid on a test strip having a base layer, at least two drive electrodes disposed on the base layer and in electrical communication with a current-source (Iac) for flowing an AC current provided by the current-source (Iac) through a fluid sample between the at least two drive electrodes, and at least two sense electrodes disposed on the base layer and positioned between the at least two drive electrodes, each of the at least two sense electrodes configured for measuring a difference in an AC potential therebetween to determine an impedance measurement of the fluid sample between the at least two sense electrodes.

Abstract: An auto-calibration system for diagnostic test strips is described for presenting data individually carried on each test strip readable by a diagnostic meter. The test strip meter may provide a predetermined varying resistance on one strip or a plurality of varying resistances from strip lot to strip lot.

Abstract: Devices, methods and systems of disinfecting medical instruments, more particularly blood glucose meters. A disinfection cradle including a flat base for positioning the cradle on a surface, the cradle having a receptacle configured to receive the diagnostic apparatus, and a UV source positioned in the receptacle that is configured to administer a disinfection cycle to the diagnostic apparatus by directing UV light outward at the diagnostic apparatus received in the receptacle, the UV light being able to act as a disinfecting agent to the disinfection cradle and diagnostic apparatus.

Abstract: A capacitive autocoding circuit is provided herein. A test strip may include an embedded code comprising one or more individually electrically isolated contacting pads associated with one of a plurality of predefined capacitive states. The respective capacitive states associated with each of the contacting pads together form a capacitive state sequence such that when the test strip is inserted into a diagnostic meter the sequence is read to identify data particular to the capacitive sequence and the test strip.

Abstract: A system for measuring a property of a sample is provided. The system comprises a diagnostic measuring device having a memory and a diagnostic test strip for collecting the sample. The strip has embedded thereon a pattern representative of at least first data and second data, the first data being data representing at least one of parameters related to measuring the property, codes usable for calibration of the diagnostic measuring device, or parameters indicating proper connection between the measuring device and the test strip and the second data usable for detecting and rejecting potential errors affecting the proper measurement of the property.

Abstract: Systems and methods of making a diagnostic test strip, the method including marking a machine-readable pattern onto the diagnostic test strip which contains information that allows a meter designed to work with the test strip to convert raw signal data from the diagnostic test strip into a meaningful concentration value for an analyte of interest. The method further includes printing the machine-readable pattern having a modified based code that is different from a base code of the diagnostic test strip being produced, wherein the modified based code is based on a strip geometry parameter, a chemistry parameter or both the strip geometry and chemistry parameters that are measured for the diagnostic test strip.

Abstract: A system for measuring a property of a sample in a liquid which includes a test strip and a meter is provided. Some embodiments relate to a diagnostic test strip for collecting a sample, the strip having a plurality of electrodes for measuring a property of the sample, and the strip having a control circuit at a distal region of the strip, the control circuit configured to communicate with a controller of a meter, the control circuit including an embedded temperature sensor, a memory for lot coding and authentication of the test strip, and an inhibit logic for inhibiting the test from being used more than once; and a diagnostic meter for receiving the test strip, the meter having a controller programmed to communicate with the control circuit.

Abstract: A system is disclosed, the system comprises a diagnostic test strip having a diagnostic end and a meter contacting end, the meter contacting end having at least one identifying feature that distinguishes the meter contacting end from the diagnostic end; a diagnostic meter configured to read information from the meter contacting end of the test strip when the meter contacting end of the test strip is fully inserted in to the meter; and a port in the meter, the port having a gating mechanism configured to identify the meter contacting end and allow the test strip to be fully inserted into the meter only after the gating mechanism identifies the meter contacting end of the test strip as a proper end for insertion.

Abstract: Systems and methods for the wireless pairing of a personal health device (PHD) (e.g., blood glucose monitor) with a computing device (e.g., smartphone) are disclosed herein. In an embodiment, the PHD communicates a private key to the computing device via a first communication medium (e.g., light signal, audio signal, pattern). The PHD receives from the computing device via a second wireless communication medium (e.g., Bluetooth® or WiFi) pairing information including the private key. The PHD can then establish a secure communication channel with the computing device by pairing the PHD to the computing device.

Abstract: Systems and methods of making a diagnostic test strip, the method including marking a machine-readable pattern onto the diagnostic test strip which contains information that allows a meter designed to work with the test strip to convert raw signal data from the diagnostic test strip into a meaningful concentration value for an analyte of interest. The method further includes printing the machine-readable pattern having a modified based code that is different from a base code of the diagnostic test strip being produced, wherein the modified based code is based on a strip geometry parameter, a chemistry parameter or both the strip geometry and chemistry parameters that are measured for the diagnostic test strip.

Abstract: A system for measuring a property of a sample is provided. The system comprises a diagnostic measuring device having a memory and a diagnostic test strip for collecting the sample. The strip has embedded thereon a pattern representative of at least first data and second data, the first data being data representing at least one of parameters related to measuring the property, codes usable for calibration of the diagnostic measuring device, or parameters indicating proper connection between the measuring device and the test strip and the second data usable for detecting and rejecting potential errors affecting the proper measurement of the property.

Abstract: An auto-calibration system for diagnostic test strips is described for presenting data individually carried on each test strip readable by a diagnostic meter. The test strip meter may provide a predetermined varying resistance on one strip or a plurality of varying resistances from strip lot to strip lot.