Multifunctional sensor

1. A sensor assembly, comprising:

a first component configured to transition from a substantially solid state to a substantially liquid state when a temperature of the sensor assembly decreases to a first value below a minimum value of a predetermined temperature range;

a second component configured to transition from a substantially solid state to a substantially liquid state when the temperature of the sensor assembly increases to a second value above a maximum value of the predetermined temperature range; and

a third component configured to monitor a volume of fluid disposed in a vessel when the temperature of the sensor assembly is within the predetermined temperature range.

2. The sensor assembly of claim 1 , wherein the fluid comprises a liquid medicine, a vaccine, or a saline solution.

3. The sensor assembly of claim 1 , wherein the first component comprises a first chemical compound.

4. The sensor assembly of claim 3 , wherein the first chemical compound comprises a poloxamer or a poly(n-isopropylacrylamide).

5. The sensor assembly of claim 3 , wherein the second component comprises a second chemical compound, different from the first chemical compound.

6. The sensor assembly of claim 5 , wherein the second chemical compound comprises a mixture of wax and a conducting material, and wherein the conducting material is polyaniline (PANT), doped PANI derivatives, polypyyroles, graphitized carbon, copper, a conducting polymer, or any combination thereof.

7. The sensor assembly of claim 1 , wherein the third component comprises a sensor tag and a pick-up coil, and wherein the pick-up coil is configured to emit an electromagnetic field to detect a signal produced by the sensor tag.

8. The sensor assembly of claim 7 , wherein the sensor assembly comprises a radio frequency-based (RF) transducer.

9. The sensor assembly of claim 7 , wherein a frequency of the third component is configured to increase as the volume of the fluid in the vessel decreases.

10. The sensor assembly of claim 7 , wherein the sensor tag is configured to record an incident when the temperature of the sensor assembly reaches a value outside of the predetermined temperature range and to block the third component from monitoring the volume of the fluid in the vessel when the temperature of the sensor assembly reaches the value outside of the predetermined temperature range.

11. The sensor assembly of claim 7 , wherein one or both of a melted first component and a melted second component are configured to cause a short in the sensor tag and inhibit monitoring the volume of the fluid in the vessel when the temperature of the fluid reaches the first value or the second value.

12. The sensor assembly of claim 11 , wherein an impedance value of the sensor tag decreases when the melted first component or the melted second component contacts the sensor tag.

13. The sensor assembly of claim 1 , wherein the predetermined temperature range comprises a maximum value and a minimum value.

14. The sensor assembly of claim 1 , wherein the vessel is a syringe.

15. A method, comprising:

monitoring a volume of fluid in a vessel;

determining whether a temperature of the fluid in the vessel is outside of a predetermined temperature range using a first component and a second component, the first component is configured to transition from a substantially solid state to a substantially liquid state when the temperature of the fluid decreases to a value below a minimum value of the predetermined temperature range, and the second component is configured to transition from a substantially solid state to a substantially liquid state when the temperature of the fluid increases to a value above a maximum value of the predetermined temperature range;

producing an indicator warning against dispension of the fluid from the vessel when the temperature is outside of the predetermined temperature range; and

blocking the monitoring of the volume of the fluid in the vessel when the temperature reaches a value outside of the predetermined temperature range.

16. The method of claim 15 , comprising inhibiting monitoring of the volume of the fluid in the vessel when the temperature of the fluid is outside of the predetermined temperature range.

17. The method of claim 15 , wherein producing the indicator warning against dispension comprises notifications on mobile devices or a visual cue on the vessel.

18. The method claim 15 , comprising recording an incident when the temperature of the sensor assembly reaches a value outside of the predetermined temperature range, and wherein the incident is configured to send a signal to permanently block monitoring the volume of the fluid in the vessel.

19. The method of claim 15 , comprising determining whether the temperature of the fluid in the vessel has ever been outside of the predetermined temperature range and permanently blocking the monitoring of the volume of the fluid in the vessel when a determination is made that the temperature has ever been outside of the predetermined temperature range.

20. A sensor assembly, comprising:

a syringe configured to dispense a liquid medication;

a first component disposed on the syringe, wherein the first component comprises a first chemical compound configured to melt when a temperature of the liquid medication reaches a first value below a minimum value of a predetermined temperature range;

a second component disposed on the syringe, wherein the second component comprises a second chemical compound configured to melt when the temperature of the liquid medication reaches a second value above a maximum value of the predetermined temperature range;

a filter disposed between the first component and the second component;

a third component disposed on the syringe, wherein the third component comprises a sensor tag, the third component is configured to monitor a volume of the liquid medication in the vessel when the temperature of the fluid is within the predetermined temperature range, and a response of the sensor tag decreases when one or both of the first component and the second component melts; and

a protection package comprising a barrier configured to block moisture from contacting the sensor tag.

21. The sensor assembly of claim 20 , wherein the filter comprises a microfiber filter.

22. The sensor assembly of claim 21 , wherein the microfiber filter is configured to absorb, form a barrier to, or concentrate one or both of a melted first component and a melted second component over the sensor tag such that one or both of the melted first component and the melted second component contact the sensor tag and decrease the response of the sensor tag.

23. The sensor assembly of claim 22 , wherein the response of the sensor tag is permanently changed upon contact with one or both of the melted first component and the melted second component.

24. The sensor assembly of claim 20 , wherein protection package comprises an adhesive, and wherein the first component, the second component, the filter, and the third component are disposed on the syringe via the protection package.

25. The sensor assembly of claim 20 , wherein the pick-up coil comprises a curved shape.

26. The sensor assembly of claim 20 , wherein the third component is configured to detect and record an incident when the temperature of the sensor assembly reaches a value outside of the predetermined temperature range, and wherein the third component is configured to permanently block monitoring the volume of the fluid in the vessel when the incident is recorded.