Subject support apparatuses

1. A subject support apparatus comprising:

an upper portion comprising:

a torso panel having a first end and a second end;

a central strap coupled to the torso panel, the central strap extending from the first end of the torso panel to the second end of the torso panel;

a loop strap having a first free end extending from the first end of the torso panel and a second free end extending from the second end of the torso panel and configured to couple the first end of the torso panel to the second end of the torso panel to form a closed loop, wherein the first free end of the loop strap engages the central strap at the second end of the torso panel and the second free end of the loop strap engages the central strap at the first end of the torso panel; and

a pair of shoulder straps coupled to the torso panel and extending from a top edge of the torso panel; and

a lower portion coupled to the pair of shoulder straps and extending from a bottom edge of the torso panel, the lower portion comprising a seat piece having a front end and a rear end.

2. The subject support apparatus of claim 1 , wherein the pair of shoulder straps are coupled to the central strap.

3. The subject support apparatus of claim 1 , wherein the lower portion is removable from the upper portion of the subject support apparatus.

4. The subject support apparatus of claim 3 , wherein the lower portion is releasably secured to the pair of shoulder straps through buckles.

5. The subject support apparatus of claim 3 , wherein the torso panel comprises a first portion and a second portion coupled together with at least one buckle.

6. The subject support apparatus of claim 1 , wherein an end of each of the pair of shoulder straps is non-releasably coupled to the lower portion of the subject support apparatus.

7. The subject support apparatus of claim 6 , wherein the end of each of the pair of shoulder straps is stitched to the seat piece to couple the lower portion to the pair of shoulder straps.

8. A subject support apparatus comprising:

an upper portion comprising:

a torso panel having a first end and a second end;

a central strap coupled to the torso panel, the central strap extending from the first end of the torso panel to the second end of the torso panel;

a loop strap having a first free end extending from the first end of the torso panel and a second free end extending from the second end of the torso panel and configured to couple the first end of the torso panel to the second end of the torso panel to form a closed loop, wherein the first free end of the loop strap engages the central strap at the second end of the torso panel and the second free end of the loop strap engages the central strap at the first end of the torso panel; and

a pair of shoulder straps coupled to the torso panel and extending from a top edge of the torso panel; and

a lower portion coupled to the pair of shoulder straps and extending from a bottom edge of the torso panel, the lower portion comprising a seat piece having a front end and a rear end;

wherein at least a portion of one of the loop strap and the pair of shoulder straps comprises an elastic material.

9. The subject support apparatus of claim 8 , wherein the loop strap comprises a first portion comprising the elastic material and a second portion comprising nylon or polyester.

10. The subject support apparatus of claim 9 , wherein the pair of shoulder straps are adjustable in length.

11. The subject support apparatus of claim 8 , wherein an end of each of the pair of shoulder straps is non-releasably coupled to the lower portion of the subject support apparatus.

12. A subject support system comprising:

a subject support apparatus comprising:

an upper portion comprising:

a torso panel having a first end and a second end;

a central strap coupled to the torso panel, the central strap extending from the first end of the torso panel to the second end of the torso panel;

a loop strap having a first free end extending from the first end of the torso panel and a second free end extending from the second end of the torso panel and configured to couple the first end of the torso panel to the second end of the torso panel to form a closed loop, wherein the first free end of the loop strap engages the central strap at the second end of the torso panel and the second free end of the loop strap engages the central strap at the first end of the torso panel; and

a pair of shoulder straps coupled to the torso panel and extending from a top edge of the torso panel; and

a lower portion coupled to the pair of shoulder straps and extending from a bottom edge of the torso panel, the lower portion comprising a seat piece having a front end and a rear end; and

a support assist device comprising at least one elastic strap coupled to at least one limiting strap;

wherein the support assist device is coupled to the pair of shoulder straps of the subject support apparatus and is configured to couple the subject support system to an overhead structure.

13. The subject support system of claim 12 , wherein the at least one limiting strap has a length that is greater than a length of the at least one elastic strap when the at least one elastic strap is in a relaxed state.

14. The subject support system of claim 12 , wherein the lower portion is removable from the upper portion of the subject support apparatus.

15. The subject support system of claim 12 , wherein the overhead structure is stationary in at least a horizontal direction.

16. The subject support system of claim 12 , wherein the overhead structure is stationary in at least a vertical direction.

17. The subject support system of claim 12 , wherein the overhead structure is a ceiling.

18. The subject support system of claim 12 , wherein a first end of the at least one elastic strap is coupled to a first end of the at least one limiting strap through a first clip and a second end of the at least one elastic strap is coupled to a second end of the at least one limiting strap through a second clip.

19. The subject support apparatus of claim 12 , wherein an end of each of the pair of shoulder straps is non-releasably coupled to the lower portion of the subject support apparatus.