Apparatus, system and method for fluid delivery

1. A device for filling a reservoir comprising:

a cover portion comprising a septum window; and

a bottom portion, the bottom portion configured to attach to a disposable housing assembly comprising the reservoir, wherein the cover portion and the bottom portion are rotatably attached in a locked configuration and wherein in a locked configuration, a septum is obscured through the septum window,

wherein when the cover portion and the bottom portion are placed in an unlocked configuration, the cover portion rotates with respect to the bottom portion and the septum is visible through the septum window.

2. The device of claim 1 , wherein the cover portion slides downward over the bottom portion and wherein when the cover portion slides downward over the bottom portion, the device is in an unlocked configuration.

3. The device of claim 1 , further comprising a first valve beam cover and a first check valve beam, wherein when the cover portion and the bottom portion are in the unlocked position, the first valve beam cover is rotated over the first check valve beam.

4. The device of claim 1 , further comprising a first check valve beam, wherein when the cover portion and the bottom portion are in the unlocked position, the first valve beam is actuated.

5. The device of claim 1 , further comprising a pump chamber plunger beam and a pump chamber plunger, wherein when the cover portion and the bottom portion are in the unlocked position, the pump chamber plunger beam is rotated over the pump chamber plunger.

6. The device of claim 1 , further comprising a pump chamber plunger, wherein when the cover portion and the bottom portion are in the unlocked position, the pump chamber plunger is actuated.

7. The device of claim 1 , further comprising a second valve beam cover and a second valve beam, wherein when the cover portion and the bottom portion are in the unlocked position, the second valve beam cover is rotated over the second valve beam.

8. The device of claim 1 , further comprising a second valve beam, wherein when the cover portion and the bottom portion are in the unlocked position, the second valve beam is actuated.

9. The device of claim 1 , wherein when the cover portion and the bottom portion are placed in a priming configuration, the device primes a disposable housing assembly.

10. The device of claim 1 , wherein when the cover portion and the bottom portion are in a priming configuration, a first valve and a second valve are in their opened positions.

11. The device of claim 1 , wherein when the cover portion and the bottom portion are in the priming position, the first valve beam is unactuated.

12. The device of claim 1 , wherein when the cover portion and the bottom portion are in the priming position, the second valve beam is unactuated.

13. A system for filling a reservoir comprising:

a disposable housing assembly comprising the reservoir and a septum;

a cover portion comprising a septum window; and

a bottom portion, the bottom portion configured to attach to the disposable housing assembly, wherein the cover portion and the bottom portion are rotatably attached in a locked configuration and wherein in a locked configuration, the septum is obscured through the septum window,

wherein when the cover portion and the bottom portion are placed in an unlocked configuration, the cover portion rotates with respect to the bottom portion and the septum is visible through the septum window.

14. The device of claim 13 , wherein the cover portion slides downward over the bottom portion and wherein when the cover portion slides downward over the bottom portion, the device is in an unlocked configuration.

15. The device of claim 13 , further comprising a first valve beam cover and a first check valve beam, wherein when the cover portion and the bottom portion are in the unlocked position, the first valve beam cover is rotated over the first check valve beam.

16. The device of claim 13 , further comprising a first check valve beam, wherein when the cover portion and the bottom portion are in the unlocked position, the first valve beam is actuated.

17. The device of claim 13 , further comprising a pump chamber plunger beam and a pump chamber plunger, wherein when the cover portion and the bottom portion are in the unlocked position, the pump chamber plunger beam is rotated over the pump chamber plunger.

18. The device of claim 13 , further comprising a pump chamber plunger, wherein when the cover portion and the bottom portion are in the unlocked position, the pump chamber plunger is actuated.

19. The device of claim 13 , further comprising a second valve beam cover and a second valve beam, wherein when the cover portion and the bottom portion are in the unlocked position, the second valve beam cover is rotated over the second valve beam.

20. The device of claim 13 , further comprising a second valve beam, wherein when the cover portion and the bottom portion are in the unlocked position, the second valve beam is actuated.

21. The device of claim 13 , wherein when the cover portion and the bottom portion are placed in a priming configuration, the device primes a disposable housing assembly.

22. The device of claim 13 , wherein when the cover portion and the bottom portion are in a priming configuration, a first valve and a second valve are in their opened positions.

23. The device of claim 13 , wherein when the cover portion and the bottom portion are in the priming position, the first valve beam is unactuated.

24. The device of claim 13 , wherein when the cover portion and the bottom portion are in the priming position, the second valve beam is unactuated.