MEDICAL DRESSING INTERFACE DEVICES, SYSTEMS, AND METHODS
An adapter for providing fluid communication with a tissue site may include a base, a conduit housing, a primary port, at least one ancillary port, and at least one port extension. The base may define a mounting plane having a first planar side and a second planar side opposite the first planar side. The conduit housing may be supported by the base and may include a recessed region defining an entry surface. The conduit housing and the recessed region may be positioned on the first planar side with the entry surface facing the first planar side. The primary port may be on the entry surface, and the at least one ancillary port may be on the entry surface. A distal end of the port extension may be positioned on the second planar side in fluid communication with the ancillary port. Other devices, systems, and methods are disclosed.
1 . An adapter for providing fluid communication with a distribution manifold at a tissue site, the adapter comprising:
a base defining a mounting plane, the mounting plane having a first planar side and a second planar side opposite the first planar side, the base including a mounting surface coplanar with the first planar side and facing the first planar side;
a conduit housing supported by the base and including a recessed region defining an entry surface, the conduit housing and the recessed region positioned on the first planar side with the entry surface facing the first planar side;
a primary port on the entry surface;
at least one ancillary port on the entry surface; and
at least one port extension including a proximal end, a distal end, and a bore between the proximal end and the distal end, the distal end of the port extension positioned on the second planar side in fluid communication with the ancillary port through the bore.
2 . The adapter of claim 1 , wherein the base is attached to the conduit housing and positioned about the recessed region.
3 . The adapter of claim 1 , wherein the base surrounds the recessed region.
4 . The adapter of claim 1 , wherein the entry surface is spaced apart from the first planar side of the mounting plane.
5 . The adapter of claim 1 , wherein the primary port is positioned at an apex of the recessed region.
6 . The adapter of claim 5 , wherein the apex of the recessed region is spaced apart from the first planar side of the mounting plane.
7 . The adapter of claim 1 , wherein the primary port is spaced apart from the ancillary port such that the ancillary port is positioned closer to the first planar side of the mounting plane than the primary port.
8 . The adapter of claim 1 , wherein the port extension extends beyond the mounting surface through the mounting plane to the second planar side, the mounting surface and the second planar side configured to face the distribution manifold.
9 . The adapter of claim 1 , wherein the distal end of the port extension is spaced apart from the mounting plane on the second planar side.
10 . The adapter of claim 1 , wherein the proximal end of the port extension is positioned on the first planar side of the mounting plane in fluid communication with the ancillary port, the distal end of the port extension extending through the mounting plane to the second planar side.
11 . The adapter of claim 1 , wherein the port extension is collapsible in a lengthwise direction.
12 . The adapter of claim 1 , wherein the proximal end of the port extension is coupled to the entry surface about the ancillary port.
13 . The adapter of claim 1 , wherein the bore of the port extension defines an isolated communication passageway between the ancillary port and the distal end of the port extension.
14 . The adapter of claim 1 , wherein the distal end of the port extension carries a plurality of castellations, the castellations comprising projections extending outward from the distal end.
15 . The adapter of claim 14 , wherein the castellations are disposed about a perimeter of the distal end of the port extension.
16 . The adapter of claim 14 , wherein the castellations are collapsible.
17 . The adapter of claim 14 , wherein the castellations are spaced apart from one another about the distal end of the port extension.
18 . The adapter of claim 14 , further comprising an opening defined between each of the castellations and in fluid communication with the bore.
19 . The adapter of claim 1 , wherein the at least one ancillary port comprises a first ancillary port and a second ancillary port, the port extension coupled to the entry surface about the first ancillary port and extending outward from the entry surface and beyond the mounting surface of the base, the second ancillary port terminating at the entry surface.
20 . The adapter of claim 1 , wherein the at least one ancillary port comprises a first ancillary port and a second ancillary port, and wherein the at least one port extension comprises a first port extension and a second port extension, the first port extension coupled about the first ancillary port, and the second port extension coupled about the second ancillary port.
21 . The adapter of claim 1 , further comprising channels positioned on the entry surface to direct liquid away from the ancillary port and into the primary port.
22 . The adapter of claim 21 , wherein the channels comprise:
a linear channel section along approximately half of the entry surface; and
a radial channel section along approximately one-third of the entry surface.
23 . The adapter of claim 1 , further comprising radial channels positioned on the base to direct liquid from a periphery of the base away from the ancillary port.
24 . The adapter of claim 23 , further comprising an intermediate collection channel positioned on the base to direct liquid into the radial channels.
25 .- 52 . (canceled)
53 . A method for treating a tissue site, comprising:
providing a distribution manifold comprising a tissue-facing side for facing the tissue site and an outward-facing side opposite the tissue-facing side;
applying reduced pressure to the outward-facing side of the distribution manifold;
measuring a first pressure at the tissue-facing side of the distribution manifold;
measuring a second pressure at the outward-facing side of the distribution manifold; and
calculating a difference between the first pressure and the second pressure to provide a differential pressure.
54 . The method of claim 53 , further comprising changing the distribution manifold if the differential pressure is greater than 15 mm Hg.
55 . The method of claim 53 , further comprising covering the outward-facing side of the distribution manifold with a drape to provide a sealed space between the drape and the tissue site, the distribution manifold positioned in the sealed space.
56 . A method for measuring and controlling pressure at a tissue site, comprising:
positioning a distribution manifold adjacent a surface of the tissue site, the distribution manifold comprising a tissue-facing side facing the tissue site and an outward-facing side opposite the tissue-facing side;
positioning an adapter adjacent the distribution manifold, the adapter comprising:
a conduit housing including a recessed region defining an entry surface, the entry surface facing the outward-facing side of the distribution manifold,
a primary port on the entry surface,
a first ancillary port and a second ancillary port on the entry surface, and
a first port extension and a second port extension, the first port extension and the second port extension each including a proximal end, a distal end, and a bore between the proximal end and the distal end, the distal end of the first port extension in fluid communication with the first ancillary port, the distal end of the second port extension in fluid communication with the second ancillary port;
inserting the distal end of the first port extension and the distal end of the second port extension into the distribution manifold;
applying reduced pressure from a reduced pressure source to the distribution manifold through the primary port;
measuring a first pressure between the tissue-facing side of the distribution manifold and the surface of the tissue site through the first port extension;
measuring a second pressure between the tissue-facing side of the distribution manifold and the surface of the tissue site through the second port extension; and
controlling the reduced pressure from the reduced pressure source according to the first pressure and the second pressure.
57 . A method for measuring and controlling pressure at a tissue site, comprising:
positioning a distribution manifold adjacent a surface of the tissue site, the distribution manifold comprising a tissue-facing side facing the tissue site and an outward-facing side opposite the tissue-facing side;
applying reduced pressure from a reduced pressure source to the distribution manifold;
measuring a first pressure between the surface of the tissue site and the tissue-facing side of the distribution manifold;
measuring a second pressure between the surface of the tissue site and the tissue-facing side of the distribution manifold; and
controlling the reduced pressure from the reduced pressure source according to the first pressure and the second pressure.
58 . The method of claim 57 , wherein applying reduced pressure comprises applying reduced pressure to the outward-facing side of the distribution manifold.
59 . The method of claim 57 , further comprising:
determining a first time period for the first pressure to respond to a change in the reduced pressure at the reduced pressure source;
determining a second time period for the second pressure to respond to the change in reduced pressure at the reduced pressure source;
controlling the reduced pressure according to the first time period if the first time period is less than the second time period; and
controlling the reduced pressure according to the second time period if the second time period is less than the first time period.
60 .- 62 . (canceled)
63 . A method for instilling fluid at a tissue site, comprising:
positioning a distribution manifold adjacent a surface of the tissue site, the distribution manifold comprising a tissue-facing side facing the tissue site and an outward-facing side opposite the tissue-facing side; and
delivering fluid directly between the surface of the tissue site and the tissue-facing side of the distribution manifold.
64 . The method of claim 63 , further comprising delivering reduced pressure to the outward-facing side of the distribution manifold.
65 . The method of claim 64 , further comprising measuring a pressure between the surface of the tissue site and the tissue-facing side of the distribution manifold, and controlling the delivery of reduced pressure according to the pressure.
66 . An adapter for providing fluid communication with a distribution manifold at a tissue site, the adapter comprising:
a base including a mounting surface;
a housing supported by the base and including an opening extending inbound of the mounting surface;
a primary port in the opening;
at least one ancillary port in the opening; and
at least one ancillary fluid pathway extending from the at least one ancillary port outbound of the mounting surface.
67 . The adapter of claim 66 , wherein the at least one ancillary fluid pathway extends beyond the mounting surface.
68 . The adapter of claim 66 , wherein the primary port and the at least one ancillary port are positioned inbound of the mounting surface and on an interior surface of the opening.
69 . The adapter of claim 66 , wherein the primary port is spaced apart from the at least one ancillary port such that the at least one ancillary port is positioned closer to the mounting surface than the primary port.
70 . The adapter of claim 66 , wherein the at least one ancillary fluid pathway has a proximal end and a distal end, the proximal end positioned inbound of the mounting surface and the distal end positioned outbound of the mounting surface.
71 . The adapter of claim 66 , wherein the opening has an apex inbound of the mounting surface, and wherein the primary port is positioned at the apex.
72 . The adapter of claim 66 , wherein the at least one ancillary fluid pathway comprises an auxiliary tube including a proximal end, a distal end, and a bore between the proximal end and the distal end, the distal end of the auxiliary tube positioned outbound of the mounting surface and in fluid communication with the ancillary port through the bore.
73 . A method for treating a tissue site, comprising:
positioning a distribution manifold on a surface of the tissue site, the distribution manifold comprising a tissue-facing side facing the tissue site and an outward-facing side opposite the tissue-facing side;
providing an adapter, comprising:
a conduit housing including a recessed region defining an entry surface,
a primary port on the entry surface,
an ancillary port on the entry surface, and
an ancillary fluid pathway through the conduit housing and extending outward from the conduit housing;
positioning the adapter on the distribution manifold such that the ancillary port is positioned on the outward-facing side of the distribution manifold and the ancillary fluid pathway extends into the distribution manifold.
74 . The method of claim 73 , wherein the entry surface faces the outward-facing side of the distribution manifold when the adapter is positioned on the distribution manifold.
75 . The method of claim 73 , further comprising:
applying reduced pressure to the distribution manifold through the primary port;
measuring a first pressure through the ancillary fluid pathway;
measuring a second pressure through the ancillary port; and
calculating a difference between the first pressure and the second pressure to provide a differential pressure.
76 . The method of claim 75 , wherein the first pressure is measured between the surface of the tissue site and the tissue-facing side of the distribution manifold.
77 . The method of claim 75 , wherein the second pressure is measured at the outward-facing side of the distribution manifold.
78 . The method of claim 75 , further comprising changing the distribution manifold if the differential pressure is greater than 15 mm Hg.
79 . (canceled)