US5954702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interface geometry for adhesive bonds
Assignee: Baxter International Inc
•
Filing: 1996-05-03
•
Granted: 1999-09-21
•
Expires: 2016-05-03
Abstract
Abstract The present invention provides a housing for use in the administration of medical fluids comprising a body having an opening at a distal end to a chamber, the chamber is connected to an interior flow channel, and a plurality of ribs are positioned in the chamber and are circumferentially spaced, the ribs are positioned inward of the body opening.
Inventors
- 👤 Birendra K. Lal
- 👤 Donna L. Rostron
- 👤 JoAnn DeMarco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:17
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/50; B29C66/51; B29C66/52; B29C66/522; B29C66/5229; B29C66/52297; A; A61; A61M; A61M39/00; A61M39/10; A61M39/12; B29C65/00; B29C65/48; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/114; B29C66/116; B29C66/1162; B29C66/32; B29C66/322; B29C66/5224; B29C66/52291; B29C66/52292; B29C65/4805; B29C65/483; B29C65/484; B29C66/5221; B29C66/70; B29C66/71; Y; Y10; Y10S; Y10S128/00; Y10S128/912; Y10S604/00; Y10S604/905
Claims Analysis
Total Claims: 39
Claim 1
Independent Claim
93 words
A housing for use in the administration of medical fluids comprising: a body having an opening at a distal end, an interior chamber and an interior flow channel, one end of the chamber being adjacent the body opening and another end of the chamber being connected to the interior flow channel; and, a plurality of ribs are positioned in the chamber and are circumferentially spaced, the ribs are positioned inward of the body opening and the ribs have an outer portion for guiding an outer surface of an inserted tubing into the chamber.
Claim 2
Dependent Claim
93 words
A housing for use in the administration of medical fluids comprising: a body having an opening at a distal end, an interior chamber and an interior flow channel, one end of the chamber being adjacent the body opening and another end of the chamber being connected to the interior flow channel; and, a plurality of ribs are positioned in the chamber and are circumferentially spaced, the ribs are positioned inward of the body opening and the ribs have an outer portion for guiding an outer surface of an inserted tubing into the chamber.
Claim 3
Dependent Claim
11 words
The housing of claim 1 wherein the chamber is generally funnel-shaped.
Claim 4
Dependent Claim
28 words
The housing of claim 2 wherein the ribs extend from a generally flat area inward of the body opening to a position outward of the interior flow channel.
Claim 5
Dependent Claim
13 words
The housing of claim 2 wherein the ribs have a radiussed outer profile.
Claim 6
Dependent Claim
15 words
The housing of claim 1 wherein the ribs are spaced about equidistant from one another.
Claim 7
Dependent Claim
28 words
The housing of claim 1 wherein at least two adjacent ribs are spaced an unequal distance from each other as compared to a distance between other adjacent ribs.
Claim 8
Dependent Claim
60 words
The housing of claim 1 wherein the chamber has a first area proximate the opening, the first area has a first diameter, a second area inward of the first area where the ribs are positioned, wherein the flow channel has a second diameter less than the first diameter, and a tapered area connects the flow channel to the second area.
Claim 9
Dependent Claim
28 words
The housing of claim 1 wherein each of the ribs have a length dimension and wherein the length dimension of each of the ribs is about the same.
Claim 10
Dependent Claim
34 words
The housing of claim 1 wherein each of the ribs have a length dimension and wherein the length dimension of at least one of the ribs differs from the length dimension of another rib.
Claim 11
Dependent Claim
12 words
The housing of claim 1 wherein there are greater than 3 ribs.
Claim 12
Dependent Claim
19 words
The housing of claim 1 wherein the ribs guide the tubing into a substantially center portion of the chamber.
Claim 13
Dependent Claim
112 words
A housing and tubing assembly for use in administration of medical fluids, the assembly comprising: a flexible tubing having an inner and outer diameter; a rigid plastic housing sleeve, the housing sleeve including an elongate body having an opening at a distal end, an interior chamber and an interior fluid flow channel, one end of the chamber being adjacent the body opening and another end of the chamber being connected to the interior flow channel, a plurality of spaced ribs are positioned in the chamber inward from the opening for guiding the outer diameter of the tubing into the chamber; and, wherein a portion of the tubing is secured within the chamber.
Claim 14
Dependent Claim
112 words
A housing and tubing assembly for use in administration of medical fluids, the assembly comprising: a flexible tubing having an inner and outer diameter; a rigid plastic housing sleeve, the housing sleeve including an elongate body having an opening at a distal end, an interior chamber and an interior fluid flow channel, one end of the chamber being adjacent the body opening and another end of the chamber being connected to the interior flow channel, a plurality of spaced ribs are positioned in the chamber inward from the opening for guiding the outer diameter of the tubing into the chamber; and, wherein a portion of the tubing is secured within the chamber.
Claim 15
Dependent Claim
17 words
The assembly of claim 12 wherein the tubing is secured to the body with an adhesive bond.
Claim 16
Dependent Claim
21 words
The tubing assembly of claim 13 wherein the ribs have a height sufficient for centering the flexible tubing within the chamber.
Claim 17
Dependent Claim
14 words
The tubing assembly of claim 13 wherein the ribs have a radiused outer profile.
Claim 18
Dependent Claim
63 words
The assembly of claim 12 wherein the chamber has a first area having a first diameter proximate the opening, a second area inward of the first area, the ribs being positioned in the second area, wherein the flow channel has a diameter less than the first diameter of the first area, and a tapered area connects the flow channel to the second area.
Claim 19
Dependent Claim
22 words
The tubing assembly of claim 16 wherein the ribs are positioned inward of the opening but outward of the interior flow channel.
Claim 20
Dependent Claim
20 words
The tubing assembly of claim 12 wherein the tubing is centrally disposed within the chamber providing equal clearance circumferentially therebetween.
Claim 21
Dependent Claim
37 words
The tubing assembly of claim 12 wherein an outer diameter surface dimension of the flexible tubing is greater than an inner diameter surface dimension of a portion of the interior fluid flow channel to define a stop.
Claim 22
Dependent Claim
16 words
The tubing assembly of claim 12 wherein the ribs are spaced about equidistant from one another.
Claim 23
Dependent Claim
28 words
The housing of claim 12 wherein at least two adjacent ribs are spaced a distance from each other that is different than a spacing between other adjacent ribs.
Claim 24
Dependent Claim
28 words
The housing of claim 12 wherein each of the ribs have a length dimension and wherein the length dimension of each of the ribs is about the same.
Claim 25
Dependent Claim
34 words
The housing of claim 12 wherein each of the ribs have a length dimension and wherein the length dimension of at least one of the ribs differs from the length dimension of another rib.
Claim 26
Dependent Claim
151 words
A housing and tubing assembly for use in administration of medical fluids, the assembly comprising: a flexible tubing having an inner and an outer diameter; a rigid plastic housing sleeve, the housing sleeve including an elongate body having an opening at a distal end, an interior chamber and an interior fluid flow channel, one end of the chamber being adjacent the body opening and another end of the chamber being connected to the interior flow channel, a plurality of spaced ribs are positioned in the chamber inward from the opening for guiding the outer diameter of the tubing into the chamber and for centering the tubing in the chamber, the ribs providing a circumferential clearance between the outer diameter of the tubing and the interior chamber of the housing sleeve to define an adhesive area; and, wherein a portion of the tubing is secured within the chamber with an adhesive bond.
Claim 27
Dependent Claim
151 words
A housing and tubing assembly for use in administration of medical fluids, the assembly comprising: a flexible tubing having an inner and an outer diameter; a rigid plastic housing sleeve, the housing sleeve including an elongate body having an opening at a distal end, an interior chamber and an interior fluid flow channel, one end of the chamber being adjacent the body opening and another end of the chamber being connected to the interior flow channel, a plurality of spaced ribs are positioned in the chamber inward from the opening for guiding the outer diameter of the tubing into the chamber and for centering the tubing in the chamber, the ribs providing a circumferential clearance between the outer diameter of the tubing and the interior chamber of the housing sleeve to define an adhesive area; and, wherein a portion of the tubing is secured within the chamber with an adhesive bond.
Claim 28
Dependent Claim
63 words
The assembly of claim 24 wherein the chamber has a first area having a first diameter proximate the opening, a second area inward of the first area, the ribs being positioned in the second area, wherein the flow channel has a diameter less than the first diameter of the first area, and a tapered area connects the flow channel to the second area.
Claim 29
Dependent Claim
36 words
The assembly of claim 24 wherein an outer diameter surface dimension of the flexible tubing is greater than an inner diameter surface dimension of a portion of the interior fluid flow channel to define a stop.
Claim 30
Dependent Claim
13 words
The assembly of claim 24 wherein the ribs have a radiused outer profile.
Claim 31
Dependent Claim
15 words
The assembly of claim 24 wherein the ribs are spaced about equidistant from one another.
Claim 32
Dependent Claim
28 words
The assembly of claim 24 wherein at least two adjacent ribs are spaced a distance from each other that is different than a spacing between other adjacent ribs.
Claim 33
Dependent Claim
21 words
The assembly of claim 24 wherein the ribs are positioned inward of the opening but outward of the interior flow channel.
Claim 34
Dependent Claim
28 words
The assembly of claim 24 wherein each of the ribs have a length dimension and wherein the length dimension of each of the ribs is about the same.
Claim 35
Dependent Claim
34 words
The assembly of claim 24 wherein each of the ribs have a length dimension and wherein the length dimension of at least one of the ribs differs from the length dimension of another rib.
Claim 36
Dependent Claim
27 words
The assembly of claim 24 wherein the ribs have an outer portion and wherein the outer portion of the ribs contacts the outer surface of the tubing.
Claim 37
Dependent Claim
165 words
A housing and tubing assembly for use in administration of medical fluids, the assembly comprising: a flexible tubing having substantially fixed inner and outer diameters; a rigid plastic housing sleeve, the housing sleeve including an elongate body having an opening at a distal end, an interior chamber and an interior fluid flow channel, one end of the chamber being adjacent the body opening and another end of the chamber being connected to the interior flow channel, a plurality of spaced ribs are positioned in the chamber inward from the opening for guiding the outer diameter of the tubing into the chamber and for centering the tubing in the chamber, the ribs providing a circumferential clearance between the outer diameter of the tubing and the interior chamber of the housing sleeve to define an adhesive area; wherein a portion of the tubing extends beyond the ribs and abuts a stop; and, wherein a portion of the tubing is secured within the chamber with an adhesive bond.
Claim 38
Dependent Claim
165 words
A housing and tubing assembly for use in administration of medical fluids, the assembly comprising: a flexible tubing having substantially fixed inner and outer diameters; a rigid plastic housing sleeve, the housing sleeve including an elongate body having an opening at a distal end, an interior chamber and an interior fluid flow channel, one end of the chamber being adjacent the body opening and another end of the chamber being connected to the interior flow channel, a plurality of spaced ribs are positioned in the chamber inward from the opening for guiding the outer diameter of the tubing into the chamber and for centering the tubing in the chamber, the ribs providing a circumferential clearance between the outer diameter of the tubing and the interior chamber of the housing sleeve to define an adhesive area; wherein a portion of the tubing extends beyond the ribs and abuts a stop; and, wherein a portion of the tubing is secured within the chamber with an adhesive bond.
Claim 39
Dependent Claim
27 words
The assembly of claim 34 wherein the ribs have an outer portion and wherein the outer portion of the ribs contacts the outer surface of the tubing.
References Cited (Backward Citations)
US813918A
Cited
US2551710A
Cited
US3157724A
Cited
US3218380A
Cited
US3260776A
Cited
US3581776A
Cited
US3775523A
Cited
US3886227A
Cited
US3856889A
Cited
US3974240A
Cited
US4014369A
Cited
US4157194A
Cited
US4157235A
Cited
US4193899A
Cited
WO1980002671A1
Cited
US4444817A
Cited
US4374882A
Cited
US4422999A
Cited
US4623567A
Cited
US4613533A
Cited
EP0133355A2
Cited
US4737547A
Cited
US4721637A
Cited
US4678834A
Cited
US4698196A
Cited
EP0256644A2
Cited
US4826477A
Cited
US4906496A
Cited
US4886634A
Cited
US5048572A
Cited
US4957974A
Cited
US5045620A
Cited
US5151019A
Cited
US4875468A
Cited
US4948643A
Cited
EP0450088A1
Cited
US5169708A
Cited
US5018945A
Cited
EP0450330A1
Cited
US5264488A
Cited
WO1992018173A1
Cited
JPH04332624A
Cited
JPH0517639A
Cited
US5263945A
Cited
US5205821A
Cited
US5274035A
Cited
US5241031A
Cited
US5439454A
Cited
US5620760A
Cited
US5380301A
Cited
US5573822A
Cited
US5525388A
Cited
US5225451A
Cited
US5632735A
Cited
US5343738A
Cited
US5281670A
Cited
US5629059A
Cited
WO1994026793A1
Cited
US5562127A
Cited
JPH07205275A
Cited
JPH07205276A
Cited
US5638660A
Cited
WO1996008520A1
Cited
US5624402A
Cited
WO1996036374A1
Cited
WO1997007032A1
Cited
WO1997007034A1
Cited
WO1997007040A1
Cited
WO1997007033A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2002-09-20 | 2003-03-22 | 2003-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-09-20 | 2007-03-22 | 2007-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-09-20 | 2011-03-22 | 2011-09-21 | $7700.00 | Window Closed / Lapsed |