Portable cryogenic container

1. A cryogenic container comprising:

a. an external shell assembly having an interior surface defining an interior cavity, the interior surface being in communication with an exterior surface through an opening, the external shell assembly further comprising:

i. a first body having a top, a bottom, a first mating surface and a first exterior side opposite the first mating surface, a portion of the first mating surface being cut away to define a portion of the interior surface of the external shell assembly;

ii. a second body having a top, a bottom, a second mating surface and a second exterior side opposite the second mating surface, a portion of the second mating surface being cut away to define a portion of the interior surface of the external shell assembly, wherein the first mating surface and the second mating surface are complimentary for interlocking the first body with the second body;

iii. a threaded first bored region and a second bored region forming the opening in the external shell assembly, the second bored region proving access to the interior of the external shell assembly;

b. an inner container, having an internal chamber for receiving cryogenic fluid, supported within the interior cavity of the external shell assembly by the interior surface of the external shell assembly;

c. an elongate receptacle located at least partially within the internal chamber of the inner container accessible from the opening of the external shell assembly; and

d. a threaded lid for coupling to the threaded first bored region of the external shell assembly, the threaded lid being configured to permit the egress of vapor when coupled to the first bored region of the external shell assembly, and wherein the lid comprises an extension at the bottom, the extension being dimensioned for coupling with the second bored region.

2. The cryogenic container of claim 1 wherein the inner container comprises a Dewar vessel.

3. The cryogenic container of claim 2 wherein the Dewar vessel comprises an inner wall connected to an outer wall at an opening of the inner container, and wherein the inner wall and the outer wall are separated by a vacuum.

4. The cryogenic container of claim 3 wherein the Dewar vessel is constructed from glass.

5. The cryogenic container of claim 1 wherein the cryogenic fluid comprises liquid nitrogen.

6. The cryogenic container of claim 1 further comprising a canister within the elongate receptacle for holding materials.

7. The cryogenic container of claim 6 further comprising a retrieving arm for retrieving the canister from the elongate receptacle.

8. The cryogenic container of claim 7 wherein the retrieving arm further comprises:

a. a handle accessible from the opening;

b. an offset arm with a first end and a second end, the offset arm being connected to the handle at the first end;

c. a vertical arm with a terminus connected to the second end of the offset arm; and

d. a catch formed at the terminus of the vertical arm.

9. The cryogenic container of claim 8 wherein the handle further comprises a gripping portion and a padded portion, wherein the padded portion is dimensioned to match the interior of the elongate receptacle.

10. The cryogenic container of claim 1 wherein the interior chamber of the inner container includes an insulating filling.

11. The cryogenic container of claim 10 wherein the insulating filling comprises calcium silicate or aerogel.

12. The cryogenic container of claim 10 wherein, when charged with a cryogenic fluid, the insulating filling provides a period of storage selected from the following: up to 4 days, up to 5 days, up to 6 days, and up to 7 days.

13. The cryogenic container of claim 1 wherein the elongate receptacle has a closed distal end extending into the internal chamber of the inner container and an open proximal end at the opening of the inner container, the elongate receptacle further comprising:

i. a flange at the open proximal end;

ii. a neck region formed at the open proximal end; and

iii. a perforated region at the closed distal end.

14. The cryogenic container of claim 1 wherein the first body and the second body of the external shell assembly comprise two complementary pieces such that when the first mating surface is interlocked with the second mating surface mated the external shell assembly is formed with an interior surface defining an interior cavity connected to an exterior surface through the opening.

15. The cryogenic container of claim 14 wherein the first body further comprises at least one alignment protrusion.

16. The cryogenic container of claim 15 wherein the second body further comprises at least one receiving opening for receiving the at least one alignment protrusion when the first body is interlocked with the second body.

17. The cryogenic container of claim 15 wherein the second body further comprises an alignment notch.

18. The cryogenic container of claim 17 wherein the second body further comprises at least one alignment lip configured for mating with the alignment notch when the first body is interlocked with the second body.

19. The cryogenic container of claim 1 further comprising a permeable sleeve around at least a portion of the elongate receptacle.

20. The cryogenic container of claim 1 wherein the opening further comprises a first bored region at one size and a second bored region at a reduced size compared to the first bored region.

21. The cryogenic container of claim 20 wherein the side of the lid matches the first bored region and the extension matches the second bored region.

22. The cryogenic container of claim 1 further comprising a strap.

23. The cryogenic container of claim 22 wherein the external shell assembly further comprises a slot for receiving the strap.

24. The cryogenic container of claim 1 wherein the materials transported at low temperatures comprise cryogenically preserved biological materials.

25. The cryogenic container of claim 24 wherein the cryogenically preserved biological materials comprise reproductive cells.

26. The cryogenic container of claim 24 wherein the reproductive cells are selected from the group consisting of: eggs, oocytes, sperm, semen, sex-selected sperm, embryos sex selected embryos and combinations thereof.

27. The cryogenic container of claim 1 wherein the cryogenic container comprises a personal container for carrying by an individual.

28. The cryogenic container of claim 1 wherein the loaded weight of the container is selected from the list consisting of: less than 10 kg, less than 5 kg, and less than 4 kg.

29. The cryogenic container of claim 1 wherein at least one of the first exterior side and/or the second exterior side comprise an ergonomically curved surface for resting against the side of an individual during transport.

30. The cryogenic container of claim 1 wherein the external shell assembly further comprises a third body.

31. The cryogenic container of claim 30 wherein the external shell assembly further comprises a fourth body.

32. A personal container for transporting materials at low temperatures comprising:

a. an external shell assembly having an interior surface defining an interior cavity, the interior surface being in communication with an exterior surface through an opening, the external shell assembly further comprising:

i. a first body having a top, a bottom, a first mating surface and a first exterior side opposite the first mating surface, a portion of the first mating surface being cut away to define a portion of the interior surface of the external shell assembly;

ii. a second body having a top, a bottom, a second mating surface and a second exterior side opposite the second mating surface, a portion of the second mating surface being cut away to define a portion of the interior surface of the external shell assembly, wherein the first mating surface and the second mating surface are complimentary for interlocking the first body with the second body;

iii. a threaded first bored region and a second bored region forming the opening in the external shell assembly, the second bored region proving access to the interior of the external shell assembly;

b. a threaded lid for coupling to the threaded first bored region of the external shell assembly, the threaded lid being configured to permit the egress of vapor when coupled to the first bored region of the external shell assembly, and wherein the lid comprises an extension at the bottom, the extension being dimensioned for coupling with the second bored region;

c. an inner container having an opening in communication with an internal chamber, wherein the inner container is supported within the interior cavity of the external shell assembly by the interior surface of the external shell assembly when the first body and the second body are interlocked around the inner container, the inner container further comprising:

i. an inner wall with a reflective coating on an interior surface;

ii. an outer wall with a reflective coating on an exterior surface; and

iii. a vacuum separating the inner wall from the outer wall, wherein the inner wall and the outer wall are joined at the opening of the inner container;

d. an elongate receptacle with a closed distal end extending into the internal chamber of the inner container and an open proximal end at the opening of the inner container, the elongate receptacle further comprising:

i. a flange at the open proximal end;

ii. a neck region formed at the open proximal end; and

iii. a perforated region at the closed distal end;

e. a permeable sleeve around at least a portion of the elongate receptacle;

f. a retrieving arm located, at least partially, within the elongate receptacle, the retrieving arm comprising:

i. a handle accessible from the open proximal end of the elongate receptacle;

ii. an offset arm with a first end and a second end, the offset arm being connected to the handle at the first end;

iii. a vertical arm with a terminus connected to the second end of the offset arm; and

iv. a catch formed at the terminus of the vertical arm;

g. a canister located within the elongate receptacle between the catch formed on the vertical arm and the offset arm of the retrieving arm; and

h. an insulating filling within the internal chamber of the inner container for absorbing a cryogenic fluid.