US20060079809A1 - Blood Monitoring System - Google Patents

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U.S. Pat. No. 4,919,596, BloodVitals SPO2 assigned to IVAC Holdings describes a fluid delivery monitoring and control apparatus to be used in a treatment infusion system. What can also be needed is a patient fluid infusion delivery system and blood monitoring gadget wherein the blood measurement unit is positioned near the infusion pump, for ease of use in a critical care or surgical setting. Each single use sensor is superior sequentially and positioned for BloodVitals direct contact with a blood sample by an advancement means, wherein the advancement means comprises a blood optical sensor for sensing the arrival and departure of undiluted blood within the sensor cassette. Subsequently, the management unit mechanically resumes regular operation of infusion of the exterior infusion fluid delivery system. Further nonetheless, the combined measurement improves the accuracy of predicting entire blood glucose stage from measured plasma glucose stage. FIGS. 3 a - 3 d illustrate a sensor tape, as utilized in FIGS.



FIGS. 4 a - four d illustrate a sensor tape, as utilized in FIGS. FIG. 6 a is an illustration of a sensor cassette as used in the automated blood analysis device of the current invention. FIG. 6 c is an remoted and expanded illustration of the drum structure of a sensor cassette as used within the automated blood analysis device of the present invention. FIG. 6 d is an remoted illustration of the check strip dealing with mechanism of the sensor cassette as used in the automated blood evaluation machine of the present invention. FIGS. 6 e and 6 f are expanded illustrations of the blood sample supply operation as used within the as used in the automated blood evaluation gadget of the present invention. FIGS. 6 g and 6 h are illustrations of the tubing cleansing operation as used within the automated blood analysis device of the current invention.



FIGS. 10 a and 10 b illustrate alternative strategies for BloodVitals controlling the circulate of fluids in connection to the automated blood analysis device of the present invention, as shown in FIGS. FIG. 12 illustrates a table of blood bolus volumes in cubic centimeters in keeping with the tube diameter in mm and BloodVitals device its size in cm. FIG. 14 illustrates an automated blood analysis machine, such as that proven in FIGS. FIG. 15 illustrates a device similar to that described with reference to FIGS. FIG. 18 depicts one other elective embodiment of the automated blood analysis gadget, whereby a saline bag is added to the system for self-flushing. "clean" and BloodVitals wearable undiluted blood sample. If related in parallel to an infusion fluid supply system, the system automatically resumes regular infusion operation till the following blood chemistry reading is desired. Optionally, the system disposes of all the blood sample and merely resumes normal infusion operation.



Either single lumen or a number of lumen tubing buildings are hooked up to the catheter attached to the vascular access point. CL ⁇ , Mg, Ca); blood gases (pO 2 , pCO 2 , pH); cholesterol; bilirubin degree; and numerous other parameters that may be measured from blood or plasma samples. 1 is a machine for mechanically measuring blood analytes and blood parameters. Automated blood analysis device 1 is linked to a catheter or a venflon (not proven) resulting in the affected person 2 , with a purpose to routinely accumulate blood samples and BloodVitals SPO2 robotically measure required blood parameters. 1 includes major unit 3 ; sensor cassette 5 , which is preferably disposable; waste container 7 ; fluid container 9 ; first infusion pump eleven ; and second infusion pump 13 . 11 and second infusion pump thirteen are volumetric infusion pumps as are nicely-identified in the artwork to be used in intravenous fluid administration techniques, although different kinds of pumps corresponding to peristaltic pumps, piston pumps, or syringe pumps can also be used.



Also, but not restricted to such makes use of, it's most well-liked that first infusion pump eleven is used to control the flow within the fluid supply line from fluid container 9 and second infusion pump thirteen is used to regulate the movement in line sixteen used for drawing blood samples to sensor BloodVitals SPO2 cassette 5 . Automated blood analysis machine 1 additionally contains a sequence of tubes, including line 16 , that are described in additional detail below. 1 consists of a first automated three-means stopcock 15 for controlling the flow inside line sixteen and a second automated three-method stopcock 17 for controlling the movement of fluids to and from the external tubing and/or external gadgets. 15 and second stopcock 17 is preferably totally automated and controlled by fundamental unit 3 . An automatic sampling interface mechanism 18 described in further element beneath, enables a blood pattern to be brought automatically from line 16 to sensor 19 within sensor cassette 5 .