10 Medical diagnostic kits for medical purposes consisting of medical specimen collection devices in the nature of vials, syringes, and custom test cartridges for the collection of saliva, blood, urine, nasal swab/rinse or other liquid biopsy means for testing the presence of biomarkers indicative of disease and medical conditions; Instrument and apparatus system for medical diagnostic use consisting of medical specimen collection devices in the nature of vials, syringes, and custom test cartridges for the collection of saliva, blood, urine, nasal swab/rinse or other liquid biopsy means, an electronic instrument in the nature of piezoelectric-based detection device, a disposable cartridge on which the test is performed in conjunction with the instrument and a range of medical devices used for sample collection in the nature of vials, syringes, and custom test cartridges for the collection of saliva, blood, urine, nasal swab/rinse or other liquid biopsy means to provide the test material, all sold to be used as a unit; the aforementioned systems are for use in testing for the presence of infection and disease state health markers in human samples in clinical applications; medical instruments for monitoring blood coagulation and lysis