Heat and moisture exchanger adaptor for closed suction catheter assembly and system containing the same
First Claim
1. A medical device having an adaptor for connecting a closed suction catheter assembly having an aspirating catheter to a heat and moisture exchanger having an aperture formed therethrough, the medical device comprising:
- a heat and moisture exchanger having an aperture formed therethrough;
a closed suction catheter assembly having an aspirating catheter, the aspirating catheter of the closed suction catheter assembly is movable through the aperture of the heat and moisture exchanger; and
an adaptor having a first end adapted to be in communication with a distal end of the closed suction catheter assembly having an aspirating catheter, the adaptor having a second end adapted to releasably engage the heat and moisture exchanger having an aperture formed therethrough, the adaptor defining a channel formed through the adaptor so that the aspirating catheter of the closed suction catheter assembly is movable through the adaptor and through the aperture of the heat and moisture exchanger;
wherein at least a portion of the second end is adapted to be moved outwardly from the heat and moisture exchanger in order to effect disengagement of the second end.
7 Assignments
0 Petitions
Accused Products
Abstract
A heat and moisture exchanger (HME) adaptor for a closed suction catheter assembly having one end in communication with a closed suction catheter assembly and another end configured to engage and releasably hold the HME is disclosed herein. The adaptor may include a retainer having an aperture that engages projections on the HME to releasably secure the adaptor to the HME. The adaptor may include a retaining ring or retaining arms that may be deformed or rotated to engage or disengage the projections from the HME.
211 Citations
30 Claims
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1. A medical device having an adaptor for connecting a closed suction catheter assembly having an aspirating catheter to a heat and moisture exchanger having an aperture formed therethrough, the medical device comprising:
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a heat and moisture exchanger having an aperture formed therethrough;
a closed suction catheter assembly having an aspirating catheter, the aspirating catheter of the closed suction catheter assembly is movable through the aperture of the heat and moisture exchanger; and
an adaptor having a first end adapted to be in communication with a distal end of the closed suction catheter assembly having an aspirating catheter, the adaptor having a second end adapted to releasably engage the heat and moisture exchanger having an aperture formed therethrough, the adaptor defining a channel formed through the adaptor so that the aspirating catheter of the closed suction catheter assembly is movable through the adaptor and through the aperture of the heat and moisture exchanger;
wherein at least a portion of the second end is adapted to be moved outwardly from the heat and moisture exchanger in order to effect disengagement of the second end. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
a first portion and a second portion, the first and second portions oppositely disposed from each other and configured to engage the heat and moisture exchanger; and
bowed outward third and fourth portions being oppositely disposed from each other on the ring between the first and second portions of the ring.
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7. The medical device according to claim 6, wherein the retaining ring is circular or elliptical, and wherein the third and fourth portions are configured such that, as the third and fourth portions are urged inwardly toward each other, the first and second portions are urged to move outwardly away from the heat and moisture exchanger, thereby disengaging the first and second portions from the heat and moisture exchanger.
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8. The medical device according to claim 6, wherein the first and second portions define apertures for receiving external projections of the heat and moisture exchanger.
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9. The medical device according to claim 1, wherein said first end is releasably engaged with the distal end of the closed suction catheter assembly.
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10. A medical device having an adaptor for connecting a closed suction catheter assembly having an aspirating catheter to a heat and moisture exchanger having an aperture formed therethrough;
- the medical device comprising;
a heat and moisture exchanger having an aperture formed therethrough, the top of the heat and moisture exchanger having a valve;
a closed suction catheter assembly having an aspirating catheter, the aspirating catheter of the closed suction catheter assembly is movable through the aperture of the heat and moisture exchanger; and
an adaptor having a first end adapted to be in communication with a distal end of the closed suction catheter assembly having an aspirating catheter, the adaptor having a second end adapted to releasably engage the heat and moisture exchanger having an aperture formed therethrough, wherein the adaptor defining a channel formed through the adaptor so that the aspirating catheter of the closed suction catheter assembly is movable through the adaptor and through the aperture of the heat and moisture exchanger, wherein the adaptor further comprises an annular projection configured for engaging the valve in the top of the heat and moisture exchanger.
- the medical device comprising;
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11. A medical device having an adaptor assembly for connecting a closed suction catheter assembly to a heat and moisture exchanger, the medical device comprising:
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a heat and moisture exchanger;
a closed suction catheter assembly having an aspirating catheter, the aspirating catheter movable through the heat and moisture exchanger; and
an adaptor comprising a first end configured for communication with the closed suction catheter assembly, and a second end configured for engaging the heat and moisture exchanger, the adaptor further comprising a retainer configured to releasably engage the heat and moisture exchanger;
the adaptor having an annular projection defining a channel through the adaptor through which the catheter of the closed suction catheter assembly may be advanced; and
a cover removably attachable to the annular projection;
wherein at least a portion of the retainer is adapted to be moved outwardly from the heat and moisture exchanger in order to effect disengagement of the second end. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A closed suction catheter system comprising:
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a closed suction catheter assembly having a catheter and a protective sleeve enveloping the catheter, the closed suction catheter assembly including a distal end;
a heat and moisture exchanger, the catheter advanceable through the heat and moisture exchanger; and
a heat and moisture exchanger adaptor disposed at the distal end of the closed suction catheter assembly, wherein the heat and moisture exchanger adaptor is releasably engageable with the heat and moisture exchanger, such that the catheter is advanceable through the heat and moisture exchanger adaptor and through the attached heat and moisture exchanger. - View Dependent Claims (23, 24, 25)
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26. A closed suction catheter system comprising:
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a closed suction catheter assembly having a catheter and a protective sleeve enveloping the catheter, the closed suction catheter assembly including a distal end;
a heat and moisture exchanger, the catheter advanceable through the heat and moisture exchanger; and
a heat and moisture exchanger adaptor disposed at the distal end of the closed suction catheter assembly, wherein the heat and moisture exchanger adaptor is releasably engageable with the heat and moisture exchanger;
wherein the heat and moisture exchanger adaptor comprises;
a base having a first end in communication with the closed suction catheter assembly, and a second end configured for engaging the heat and moisture exchanger and positioning the closed suction catheter assembly with respect to the heat and moisture exchanger;
a retaining structure configured with the base to releasably engage the base with the heat and moisture exchanger; and
a channel defined through the base so that the catheter of the closed suction catheter assembly is movable through the base and the heat and moisture exchanger and into an artificial airway connected to the heat and moisture exchanger.
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27. A closed suction catheter system comprising:
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a closed suction catheter assembly having a catheter and a protective sleeve enveloping the catheter, the closed suction catheter assembly including a distal end;
a heat and moisture exchanger, the catheter advanceable through the heat and moisture exchanger, the proximal end of the heat and moisture exchanger having a valve; and
a heat and moisture exchanger adaptor disposed at the distal end of the closed suction catheter assembly, wherein the heat and moisture exchanger adaptor is releasably engageable with the heat and moisture exchanger;
wherein the heat and moisture exchanger adaptor comprises;
a base having a first end in communication with the closed suction catheter assembly, and a second end configured for engaging the heat and moisture exchanger and positioning the closed suction catheter assembly with respect to the heat and moisture exchanger;
a retaining structure configured with the base to releasably engage the base with the heat and moisture exchanger; and
a channel defined through the base so that the catheter of the closed suction catheter assembly is movable through the base and the heat and moisture exchanger and into an artificial airway connected to the heat and moisture exchanger;
wherein the adaptor contains an annular projection configured for engaging a valve in the proximal end of the heat and moisture exchanger.
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28. A closed suction catheter system comprising:
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a closed suction catheter assembly having a catheter and a protective sleeve enveloping the catheter, the closed suction catheter assembly including a distal end;
a heat and moisture exchanger, the catheter advanceable through the heat and moisture exchanger; and
a heat and moisture exchanger adaptor disposed at the distal end of the closed suction catheter assembly, wherein the heat and moisture exchanger adaptor is releasably engageable with the heat and moisture exchanger;
wherein the heat and moisture exchanger adaptor comprises;
a base having a first end in communication with the closed suction catheter assembly, and a second end configured for engaging the heat and moisture exchanger and positioning the closed suction catheter assembly with respect to the heat and moisture exchanger;
a retaining structure configured with the base to releasably engage the base with the heat and moisture exchanger;
a channel defined through the base so that the catheter of the closed suction catheter assembly is movable through the base and the heat and moisture exchanger and into an artificial airway connected to the heat and moisture exchanger; and
wherein the retaining structure comprises a first wall and a second wall, each of the walls having an aperture capable of selectively engaging projections extending outwardly from the heat and moisture exchanger.
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29. A closed suction catheter system comprising:
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a closed suction catheter assembly having a catheter and a protective sleeve enveloping the catheter, the closed suction catheter assembly including a distal end;
a heat and moisture exchanger, the catheter advanceable through the heat and moisture exchanger; and
a heat and moisture exchanger adaptor disposed at the distal end of the closed suction catheter assembly, wherein the heat and moisture exchanger adaptor is releasably engageable with the heat and moisture exchanger;
wherein the heat and moisture exchanger adaptor comprises;
a base having a first end in communication with the closed suction catheter assembly, and a second end configured for engaging the heat and moisture exchanger and positioning the closed suction catheter assembly with respect to the heat and moisture exchanger;
a retaining structure configured with the base to releasably engage the base with the heat and moisture exchanger;
a channel defined through the base so that the catheter of the closed suction catheter assembly is movable through the base and the heat and moisture exchanger and into an artificial airway connected to the heat and moisture exchanger; and
wherein the retaining structure comprises a retaining ring having apertures formed therein capable of engaging the heat and moisture exchanger.
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30. A closed suction catheter system comprising:
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a closed suction catheter assembly having a catheter and a protective sleeve enveloping the catheter, the closed suction catheter assembly including a distal end;
a heat and moisture exchanger, the catheter advanceable through the heat and moisture exchanger; and
a heat and moisture exchanger adaptor disposed at the distal end of the closed suction catheter assembly, wherein the heat and moisture exchanger adaptor is releasably engageable with the heat and moisture exchanger;
wherein the heat and moisture exchanger adaptor comprises;
a base having a first end in communication with the closed suction catheter assembly, and a second end configured for engaging the heat and moisture exchanger and positioning the closed suction catheter assembly with respect to the heat and moisture exchanger;
a retaining structure configured with the base to releasably engage the base with the heat and moisture exchanger;
a channel defined through the base so that the catheter of the closed suction catheter assembly is movable through the base and the heat and moisture exchanger and into an artificial airway connected to the heat and moisture exchanger; and
means for disengaging the heat and moisture exchanger from the adaptor.
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Specification