Hand-held medical-data capture-device having a digital infrared sensor with no analog sensor readout ports with no A/D converter and having interoperation with electronic medical record systems via an authenticated communication channel

A device comprising:

• a first circuit board including:
• a microprocessor;
• a wireless communication subsystem that is operably coupled to the microprocessor and that is operable to transmit a representation of a temperature;
• a battery operably coupled to the microprocessor;
• a display device operably coupled to the microprocessor;
• a single button operably coupled to the microprocessor;
• a first digital interface operably coupled to the microprocessor;
• and
• a camera operably coupled to the microprocessor and providing at least two images to the microprocessor,
• wherein the microprocessor includes a cropper that is operable to receive the at least two images and operable to crop the images to exclude a border area of the images, generating at least two cropped images, the microprocessor also including a temporal-variation-amplifier of at least two cropped images that is operable to generate a temporal variation, the microprocessor also including a vital-sign generator that is operably coupled to the temporal-variation-amplifier that is operable to generate at least one vital sign from the temporal variation and the microprocessor also operably coupled to the display device that is operable to display the at least one vital sign;
• and
• a second circuit board including:
• a second digital interface, the second digital interface being operably coupled to the first digital interface;
• and
• a digital infrared sensor operably coupled to the second digital interface, the digital infrared sensor having ports that provide only digital readout signals,
• wherein the microprocessor is operable to receive from the ports of the digital infrared sensor the digital readout signals that are representative of an infrared signal generated by the digital infrared sensor and the microprocessor is operable to determine the temperature from the digital readout signals that are representative of the infrared signal, and
• wherein no analog-to-digital converter is operably coupled between the digital infrared sensor and the microprocessor,
• wherein the wireless communication subsystem is configured to operate on a specific segment of a network.

A device comprising:

• a first circuit board including:
• a microprocessor;
• a wireless communication subsystem that is operably coupled to the microprocessor and that is operable to transmit a representation of a temperature;
• a battery operably coupled to the microprocessor;
• a display device operably coupled to the microprocessor;
• a single button operably coupled to the microprocessor;
• and
• a first digital interface operably coupled to the microprocessor;
• a second circuit board including:
• a second digital interface, the second digital interface being operably coupled to the first digital interface;
• and
• a digital infrared sensor operably coupled to the second digital interface, the digital infrared sensor having ports that provide only digital readout signals, the digital infrared sensor further comprising a low noise amplifier, an analog-to-digital converter, a digital signal processor, and a pulse width modulator in a single industry standard package,
• wherein the microprocessor is operable to receive from the ports of the digital infrared sensor the digital readout signals that are representative of an infrared signal generated by the digital infrared sensor and the microprocessor is operable to determine the temperature from the digital readout signals that are representative of the infrared signal, and
• wherein no analog-to-digital converter is operably coupled between the digital infrared sensor and the microprocessor,
• wherein the wireless communication subsystem is configured to operate on a specific segment of a network,
• wherein the temperature further comprises a body core temperature and wherein determining the body core temperature is based on a cubic relationship representing three thermal ranges between a numerical representation of electromagnetic energy of an external source point and the body core temperature, wherein the cubic relationship includes a coefficient representative of different relationships between the external source point and the body core temperature in the three thermal ranges.