A system for collection confirmation and sample tracking at the clinical point of use comprising: a wearable electronic device configured to be worn by a user comprising: a housing; at least one imaging sensor associated with the housing; a data transmission interface for sending data to or receiving data from an external electronic device; at least one microprocessor for managing the at least one imaging sensor and the data transmission interface; and a computer program comprising instructions for acquiring and processing images acquired by the at least one imaging sensor; a sampling device for collecting a fluid sample in a sample container; and at least one identification tag attached to or integrally formed with the sampling device or sample container, the at least one identification tag including or being associated with a tracking code, wherein the computer program processes an image captured by the at least one imaging sensor to identify the at least one identification tag and to determine the tracking code, wherein the computer program further comprises instructions to transmit a confirmation that a sample was acquired and the tracking code, to the external electronic device via the data transmission interface, and wherein image capture, image processing, and data transmission are performed automatically without an input or actuation activity by the user, wherein the computer program further comprises instructions to identify the at least one identification tag in the image captured by processing the image to locate a positional marker on the sampling device and locate the at least one identification tag based on the position of the positional marker, wherein the positional marker points to the at least one identification tag and triggers the wearable electronic device to begin capturing images of the identification tag, and wherein the computer program further comprises instructions to set a time delay and wherein the wearable electronic device does not begin attempting to process or read an image of the identification tag until the positional marker on the sampling device has been within a field of view of the wearable electronic device for the said time delay a wearable electronic device configured to be worn by a user comprising: a housing; at least one imaging sensor associated with the housing; a data transmission interface for sending data to or receiving data from an external electronic device; at least one microprocessor for managing the at least one imaging sensor and the data transmission interface; and a computer program comprising instructions for acquiring and processing images acquired by the at least one imaging sensor; a housing; at least one imaging sensor associated with the housing; a data transmission interface for sending data to or receiving data from an external electronic device; at least one microprocessor for managing the at least one imaging sensor and the data transmission interface; and a computer program comprising instructions for acquiring and processing images acquired by the at least one imaging sensor; a sampling device for collecting a fluid sample in a sample container; and at least one identification tag attached to or integrally formed with the sampling device or sample container, the at least one identification tag including or being associated with a tracking code, wherein the computer program processes an image captured by the at least one imaging sensor to identify the at least one identification tag and to determine the tracking code, wherein the computer program further comprises instructions to transmit a confirmation that a sample was acquired and the tracking code, to the external electronic device via the data transmission interface, and wherein image capture, image processing, and data transmission are performed automatically without an input or actuation activity by the user, wherein the computer program further comprises instructions to identify the at least one identification tag in the image captured by processing the image to locate a positional marker on the sampling device and locate the at least one identification tag based on the position of the positional marker, wherein the positional marker points to the at least one identification tag and triggers the wearable electronic device to begin capturing images of the identification tag, and wherein the computer program further comprises instructions to set a time delay and wherein the wearable electronic device does not begin attempting to process or read an image of the identification tag until the positional marker on the sampling device has been within a field of view of the wearable electronic device for the said time delay