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A tube retention block assembly having a support body incorporating one or more tube support passageways of discontinuous character extending across the support body. A displaceable retaining yoke member is adapted for insertion into a slot disposed transverse to the tube support passageways. The re

A tube retention block assembly having a support body incorporating one or more tube support passageways of discontinuous character extending across the support body. A displaceable retaining yoke member is adapted for insertion into a slot disposed transverse to the tube support passageways. The retaining yoke member includes one or more engagement cradles adapted to at least partially surround and lock in place tubes extending through the tube support body.

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1. A tube retention assembly adapted to secure at least a first tube member in a predefined axial position, the tube retention assembly comprising: a support body including at least a first tube support passageway, the first tube support passageway being discontinuous along its length and adapted to

1. A tube retention assembly adapted to secure at least a first tube member in a predefined axial position, the tube retention assembly comprising: a support body including at least a first tube support passageway, the first tube support passageway being discontinuous along its length and adapted to receive and retain the first tube member, the first tube support passageway including a raised shoulder surface at an interior portion of the first tube support passageway, the raised shoulder surface defining a reduced diameter opening within the first tube support passageway adapted to pass a distal enhanced diameter tube surface of the first tube member, the raised shoulder surface adapted to block a proximal enhanced diameter tube surface disposed at a position along the first tube member in spaced relation from the distal enhanced diameter tube surface, the support body including a slot opening disposed in transverse intersecting relation to the first tube support passageway;a displaceable retaining yoke adapted for insertion into the slot opening while the first tube member is disposed within the first tube support passageway, the retaining yoke defining an insertable wedge including at least one tube engagement cradle comprising a concave indenture disposed along an edge of the retaining yoke projecting towards the interior of the support body upon insertion, the cradle having a fixed effective diameter which is less than the distal enhanced diameter tube surface, the cradle being adapted to at least partially surround a neck portion of the first tube member at a position between the proximal enhanced diameter tube surface and the distal enhanced diameter tube surface, the tube engagement cradle adapted to block passage of the distal enhanced diameter tube surface; anda reversible latch adapted to lock the retaining yoke within the support body, the latch being disengageable by single point manipulation of the latch. 2. The tube retention assembly as recited in claim 1, further comprising a deformable seal member disposed at least partially about a face of the support body. 3. The tube retention assembly as recited in claim 1, wherein the support body further includes a fastener acceptance passageway which is discontinuous along its length. 4. The tube retention assembly as recited in claim 3, wherein the retaining yoke further includes an eyelet adapted for alignment with the fastener acceptance passageway. 5. The tube retention assembly as recited in claim 1, wherein the tube engagement cradle is of substantially U-shaped configuration including a pair of opposing legs defining substantially straight tube engagement surfaces. 6. The tube retention assembly as recited in claim 5, wherein the neck portion of the first tube member includes at least one flat zone engaging at least one of the legs. 7. The tube retention assembly as recited in claim 1, wherein the neck portion of the first tube member is substantially round and wherein the proximal enhanced diameter tube surface comprises a non-circular flange adapted to block rotation of the first tube member within the first tube support passageway. 8. A tube retention assembly comprising: at least a first tube member including a distal enhanced diameter tube surface, the first tube member further including a proximal enhanced diameter tube surface disposed at a position along the first tube member in spaced relation from the distal enhanced diameter tube surface to define a neck portion between the distal enhanced diameter tube surface and the proximal enhanced diameter tube surface;a support body adapted to support the first tube member at a predefined axial position within the support body, the support body including at least a first tube support passageway, the first tube support passageway being discontinuous along its length and adapted to receive and retain the first tube member, the first tube support passageway including a raised shoulder surface at an interior portion of the first tube support passageway, the raised shoulder surface defining a reduced diameter opening within the first tube support passageway adapted to pass the distal enhanced diameter tube surface, the raised shoulder surface adapted to block passage of the proximal enhanced diameter tube surface, the body portion including a slot opening disposed in transverse intersecting relation to the first tube support passageway;a displaceable retaining yoke adapted for insertion into the slot opening while the first tube member is disposed within the first tube support passageway, the retaining yoke defining an insertable wedge including at least one tube engagement cradle comprising a concave indenture disposed along an edge of the retaining yoke projecting towards the interior of the support body upon insertion, the cradle having a fixed effective diameter which is less than the distal enhanced diameter tube surface, the cradle being adapted to at least partially surround the neck portion of the first tube member, the tube engagement cradle adapted to block passage of the distal enhanced diameter tube surface; anda reversible latch adapted to lock the retaining yoke within the support body, the latch being disengageable by single point manipulation of the latch. 9. The tube retention assembly as recited in claim 8, further comprising a deformable seal member disposed at least partially about a face of the support body. 10. The tube retention assembly as recited in claim 8, wherein the support body further includes a fastener acceptance passageway which is discontinuous along its length. 11. The tube retention assembly as recited in claim 10, wherein the retaining yoke further includes an eyelet adapted for alignment with the fastener acceptance passageway. 12. The tube retention assembly as recited in claim 8, wherein the tube engagement cradle is of substantially U-shaped configuration including a pair of opposing legs defining substantially straight tube engagement surfaces. 13. The tube retention assembly as recited in claim 12, wherein the neck portion of the first tube member includes at least one flat zone engaging at least one of the legs. 14. The tube retention assembly as recited in claim 8, wherein the neck portion of the first tube member is substantially round and wherein the proximal enhanced diameter tube surface comprises a non-circular flange adapted to block rotation of the first tube member within the first tube support passageway. 15. A tube retention assembly comprising: a first tube member including a first distal enhanced diameter tube surface, the first tube member further including a first proximal enhanced diameter tube surface disposed at a position along the first tube member in spaced relation from the first distal enhanced diameter tube surface to define a first neck portion between the first distal enhanced diameter tube surface and the first proximal enhanced diameter tube surface;at least a second tube member including a second distal enhanced diameter tube surface, the second tube member further including a second proximal enhanced diameter tube surface disposed at a position along the second tube member in spaced relation from the second distal enhanced diameter tube surface to define a second neck portion between the second distal enhanced diameter tube surface and the second proximal enhanced diameter tube surface;a support body adapted to support the first tube member at a first predefined axial position within the support body and the second tube member at a second predefined axial position within the support body, the support body including a first tube support passageway, the first tube support passageway being discontinuous along its length and adapted to receive and retain the first tube member, the support body further including at least a second tube support passageway, the second tube support passageway being discontinuous along its length and adapted to receive and retain the second tube member, the first tube support passageway including a first raised shoulder surface at an interior portion of the first tube support passageway, the first raised shoulder surface defining a first reduced diameter opening within the first tube support passageway adapted to pass the first distal enhanced diameter tube surface, the first raised shoulder surface adapted to block passage of the first proximal enhanced diameter tube surface, the second tube support passageway including a second raised shoulder surface at an interior portion of the second tube support passageway, the second raised shoulder surface defining a second reduced diameter opening within the second tube support passageway adapted to pass the second distal enhanced diameter tube surface, the second raised shoulder surface adapted to block passage of the second proximal enhanced diameter tube surface, the body portion including a slot opening disposed in transverse intersecting relation to the first tube support passageway and the second tube support passageway;a displaceable retaining yoke defining an insertable wedge adapted for insertion into the slot opening while the first tube member is disposed within the first tube support passageway, the retaining yoke including a first tube engagement cradle comprising a concave indenture disposed along an edge of the retaining yoke projecting towards the interior of the support body upon insertion, the first tube engagement cradle having a fixed effective diameter which is less than the first distal enhanced diameter tube surface, and being adapted to at least partially surround the first neck portion of the first tube member, the first tube engagement cradle adapted to block passage of the first distal enhanced diameter tube surface, the retaining yoke further including at least a second tube engagement cradle comprising a concave indenture disposed along an edge of the retaining yoke projecting towards the interior of the support body upon insertion, the second tube engagement cradle having a fixed effective diameter which is less than the second distal enhanced diameter tube surface, and being adapted to at least partially surround the second neck portion of the second tube member, the second tube engagement cradle adapted to block passage of the second distal enhanced diameter tube surface; and a reversible latch adapted to lock the retaining yoke within the support body, the latch being disengageable by single point manipulation of the latch. 16. The tube retention assembly as recited in claim 15, further comprising a deformable seal member disposed at least partially about a face of the support body. 17. The tube retention assembly as recited in claim 15, wherein the support body further includes a fastener acceptance passageway which is discontinuous along its length. 18. The tube retention assembly as recited in claim 17, wherein the retaining yoke further includes an eyelet adapted for alignment with the fastener acceptance passageway. 19. The tube retention assembly as recited in claim 15, wherein at least one of the first tube engagement cradle and the second tube engagement cradle is of substantially U-shaped configuration including a pair of opposing legs defining substantially straight tube engagement surfaces and wherein at least one of the first neck portion and the second neck portion includes at least one flat zone adapted to engage legs of the corresponding tube engagement cradle. 20. The tube retention assembly as recited in claim 15, wherein at least one of the first neck portion and the second neck portion is substantially round and wherein a corresponding one of the first proximal enhanced diameter tube surface and the second proximal enhanced diameter tube surface comprises a non-circular flange adapted to block rotation within the corresponding tube support passageway.