CA2026971A1 - Medical connector - Google Patents
Medical connectorInfo
- Publication number
- CA2026971A1 CA2026971A1 CA002026971A CA2026971A CA2026971A1 CA 2026971 A1 CA2026971 A1 CA 2026971A1 CA 002026971 A CA002026971 A CA 002026971A CA 2026971 A CA2026971 A CA 2026971A CA 2026971 A1 CA2026971 A1 CA 2026971A1
- Authority
- CA
- Canada
- Prior art keywords
- housing
- cap
- port
- barrel
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 230000013011 mating Effects 0.000 claims abstract description 7
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 9
- 230000000295 complement effect Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 10
- 239000003814 drug Substances 0.000 abstract description 2
- 229940079593 drug Drugs 0.000 abstract description 2
- 229920003023 plastic Polymers 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 2
- 235000002020 sage Nutrition 0.000 description 2
- 238000011109 contamination Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/14—Tube connectors; Tube couplings for connecting tubes having sealed ends
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M2039/1027—Quick-acting type connectors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S604/00—Surgery
- Y10S604/905—Aseptic connectors or couplings, e.g. frangible, piercable
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
ABSTRACT
A connector for use in introducing medication into a patient having a pair of plastic tubular members adapted to be manually pushed together to engage in a mating relationship with a locking mechanism that selectively secures the members together. one of the members has a sealed entry port at its end and the other member contains a needle which centrally pierces the seal of the port upon engagement of the members.
A connector for use in introducing medication into a patient having a pair of plastic tubular members adapted to be manually pushed together to engage in a mating relationship with a locking mechanism that selectively secures the members together. one of the members has a sealed entry port at its end and the other member contains a needle which centrally pierces the seal of the port upon engagement of the members.
Description
MEDICAL CONNECTOR
ACRGROUND OF THE INVENTION
Thi~ invention relates to medical connector~ of a type utllized for lntroducing medication into a patient, typically through intravenous in~ection.
Devices of this type are well known in the art.
One such device, for example, is described in United States Patent No. 4,752,292 i3sued June 21, 1988. While cuch devlce~ have found widespread acceptance in the modlcal fleld as particularly adapted to avold the posslbllity o~
accidental contamination of medical per~onnel wlth flùlds by rea~on of accidental sticklng of the per~onnel by needles contalned ln the devlces, such devlces as have been wldely used heretofore have been comparatlvely expen~lve by reason of thelr constructlon features. For example, ~uch devices typically are molded from medical grade plastica and lnvolve relatlvely expensive molds as well a~ aesembly procedures. These devices are typically intendéd for dispo~al after usage on a given patient.
A medlcal connector according to the present invention include~ a male port elément ha~lng a longitudinal passage terminating at one ~nd in so~ling means whlch i8 of the self-seallng type and a hou~l~g element having a longitudinal cavity ther~in open at one end thereof adapted to receive sald port element, a hollow neèdle di~po~ed within thè cavity ~o that the neédle tip penetrates the ~eallng mean~ upon insertion of the port element into the cavity; and means for detachably locklng the housi~g element and the port element together when ~aid port element is inserted lnto the cavity ihcludin~ a locking cap element flexlbly attached to the houslng apen 3 ~ r~ 1 end and operable to ~eal the housing open end and a locking recess formed on the port element and operabl~ to recel~e the cap element when inserted thereinto to lo~k the port element and the hou~ing element together in a mating relatlonship.
BRIEF DESCRIPTION OF THE DRAWINQ
The invention may be more readily under~tood by referring to the accompanylng drawing, ln ~hich:
Figure 1 is an isometric view of a medical connector accordlng to the present inventlon;
Figure 2 i8 a slde elevation of the m~dlcal connector of Figure 1 ~howing the hou~ing element and the ln~ection port element in thelr separatea dl~po~ition Figure 3 is a view, in ~ection, of the housing element and in~ection port element as shown in Fi~ur~ a:
Figure 4 is an i~ometric view of the housing element ln lts open di~posltion;
Figure 5 i9 an i~ometric view of the houslng element ln lt~ clo~ed disposition;
Flgure 6 i~ a slde ele~atlonal view, in ~ection, of the medlcal connector shown ln Plgure l;
Flgure ~ is an lsometric view of the lnJection port element separated from the housing element and Flgure 8 i9 a partlal electronical vlew of the hou~lng element illustratlng the hlnged connection o~ the cap to the hou~ing element.
Referring now to Flgure 1, there i~ shown a medical connector pln according to the present ln~entlon which consi~ts of a hou61ng element portion 12 and an inJection port element portion 14 connected to~ther ln 2 0 ~ 7 1 their matlng relationship. Figure 2 is a side el~Vatlonal view of the housing element portion 12 and in~ectlon port element 14 separated from their mating relatlonshlp.
Flgure 3 is a side elevatlonal view, in section; o~ the housing element portion 12 and lnJection port element portlon 14 in the disposition shown ln Figure 2, to better lllustrate the internal structure thereof.
As is best ~een ln Figures 2 and 3, the houslng element portlon 12 whlch typically is made of any of a number of medlcal grade transparent plastic materials, has a barrel portlon 16 which 18 hollow with a curvilinear top and side portion 18, best shown in Flgure 4, ahd a generally flat base portlon 20. The flat base portlon 18 preferred as facilitatlng the posltloning of the conhector 10 on the body surface of the patient as contrasted to a cylindrlcal base for stability purposes. The ba~el portion 16 has an open end 22 at one end thereof. Ad~acent the end 22 a cap 24 18 flexibly connected to the barrel portlon by being lntegrally molded thereto in the preferred embodlment. The cap 24 has a seal portlon 26 ~hlch 1~
complementary in ~ize and cross-sectional conflguratlon to the open end 22 of the barrel portlon 16. The cap ha~ ~n overlying flap portion 28 which extends beyond the 26 periphery of the sealed portion and, in the pr~fer~ed embodlment, 19 colncldQht wlth the outer où~fac~
configuratlon of the barrel portlon 16.
A hollow needle 30 having a pointed end 32 i8 d~sposed within the hollow barrel portlon 16 and termihate~
opposlte the polnted needle ènd wlthln a plug 34 fo~mQd withln a constrlcted lnlet portlon 36 of the ho~sing ele~ent portlon 12 formed lntegrally ~ith the bar~el portion 16 opposite the open end 22. The con~trlct~d inlet portlon 36 has a hollow central portion 38 ~or r~c~l~lng fluld flow tubing or the llke to supply fluid to the needle 30.
The in~octlon port element portlon 14 ha8 a frustoconically tapered portion 40 which terminates at ono end ln a threaded annular rece~s.42 remote from th~ small end of the frustoconical taper and, at the opposite énd thereof, ln a blunt small end 44 a fluid pa~oage 46 extend~
axially thraugh the inJection port element 14. A boss 48 18 formed on the ln~ection port element 14 at the annular recess 42 to provide one end of the termlnatlon of the fluld pa~sage 46. At the opposlte end of the fluid passage 46, a seal 50 of the resealablQ type, whlch may bR
constructed of any of a number of conventional mate~ialc such as latex, closes the opposlte end of the fl~id pa~agè
46. The seal 50 i8 posltioned in an annular recees 52 formed at the blunt small end 44 of the frustoconical tapered end 40 so as to be held in place.
In operation, the fru~toconically tape~ëd portion 40 of the inJection port 14 i9 inserted into the open end 22 of the hou~ing element barrel portion 16, causlhg the needle point 32 to pierce the seal 50 and extend into the longltudlnal pa~sage 46, thereby providln~ fl~ld communication through the medical connector 10 when 90 dlsposea ln such a mating relationchip a~ is shown ih Figure 7. In order to hold the medlcal connector ho~ln~
element 12 and inJectlon port element 14 ln thl8 mati~g relatlonship, the ln~ection port èlement 14 ha~ a locklng reces8 54 formed therein ad~acent the cap 24. Thé locking rece~s 54 18 complementary ln size and cross-8ectlonal configur~tion to the sealed portion 26 of the cap 24 and is dispdsed ~ith respect thereto ~o that, when the mëdlcal connector 19 a~sembled as 1~ shown in F~gure ~, the cap can be man~ally depressed to press flt the sealed portlon 26 2 ~
into the locking recess 54. When lt i8 deslred to sepa~ate the housing element 12 from the in~ection port element 14, the cap 24 ~ay be manually removed from the locking reces~
54 by outward pre~sure on a lift tab portion 56 at the edge of the flap portion 28 of the cap 24. The lift tab portion 56 may be manually accessed by inserting a flngernail, for example, in the open end 56 of the locking rece~ 54 underlying the lift tab 56. The ho~slng element 12 ,can then be separated from the ln~ectlon port element 14 and thé pointed needle end 32 ~ealed against accldantal ~ticking of medical peroonnel handling the housing ~le~ent 12 by clo~lng the barrel element open end 22 with the se~l portlon 26 of the cap 24, whlch al~o forms a press fit ~al therewith. As is seen ln ~igure 5, when 80 sealed, the càp 24 forms a flush closure of the houslng element open end 22, 80 as to avold accldental openin~ therQof.
In order to facllitate the matlng and sepa~atlon of the housing element 12 and in~ectlon port element 14, the housing element 12 ha~ a palr of flnger tabs 60 locat~d at the end of the housing elemeht constrlcted inlet portlon 36 and th~ inJectlon port element 14 has a pair o~ curved recesses 62, only one of whlch i~ shown in ~igure 1, oppositely di~posed wlth respect to one ~nother on each oide of the locking reces~ 54. The tabs and r~ces9es facllitate the manual presslng together of the hou81ng elemeht 12 and in~ection port element 14, as well a~ th~
manual separation by pulling apart of the elements 12, 14 after U8Q, sub~e~uent to unlocking of the cap 24 from the locking recess 54. The cap 24 i9 connected ta the hou01ng element 12 at the top and ~ide portlon 18 adJacent thè ehd 22 by a hinge element 64 which, ln the p~efarred embo~iment, is inteyrally molded wlth the cap 24 and ho~el portion 16 of the same pla tic material.
ACRGROUND OF THE INVENTION
Thi~ invention relates to medical connector~ of a type utllized for lntroducing medication into a patient, typically through intravenous in~ection.
Devices of this type are well known in the art.
One such device, for example, is described in United States Patent No. 4,752,292 i3sued June 21, 1988. While cuch devlce~ have found widespread acceptance in the modlcal fleld as particularly adapted to avold the posslbllity o~
accidental contamination of medical per~onnel wlth flùlds by rea~on of accidental sticklng of the per~onnel by needles contalned ln the devlces, such devlces as have been wldely used heretofore have been comparatlvely expen~lve by reason of thelr constructlon features. For example, ~uch devices typically are molded from medical grade plastica and lnvolve relatlvely expensive molds as well a~ aesembly procedures. These devices are typically intendéd for dispo~al after usage on a given patient.
A medlcal connector according to the present invention include~ a male port elément ha~lng a longitudinal passage terminating at one ~nd in so~ling means whlch i8 of the self-seallng type and a hou~l~g element having a longitudinal cavity ther~in open at one end thereof adapted to receive sald port element, a hollow neèdle di~po~ed within thè cavity ~o that the neédle tip penetrates the ~eallng mean~ upon insertion of the port element into the cavity; and means for detachably locklng the housi~g element and the port element together when ~aid port element is inserted lnto the cavity ihcludin~ a locking cap element flexlbly attached to the houslng apen 3 ~ r~ 1 end and operable to ~eal the housing open end and a locking recess formed on the port element and operabl~ to recel~e the cap element when inserted thereinto to lo~k the port element and the hou~ing element together in a mating relatlonship.
BRIEF DESCRIPTION OF THE DRAWINQ
The invention may be more readily under~tood by referring to the accompanylng drawing, ln ~hich:
Figure 1 is an isometric view of a medical connector accordlng to the present inventlon;
Figure 2 i8 a slde elevation of the m~dlcal connector of Figure 1 ~howing the hou~ing element and the ln~ection port element in thelr separatea dl~po~ition Figure 3 is a view, in ~ection, of the housing element and in~ection port element as shown in Fi~ur~ a:
Figure 4 is an i~ometric view of the housing element ln lts open di~posltion;
Figure 5 i9 an i~ometric view of the houslng element ln lt~ clo~ed disposition;
Flgure 6 i~ a slde ele~atlonal view, in ~ection, of the medlcal connector shown ln Plgure l;
Flgure ~ is an lsometric view of the lnJection port element separated from the housing element and Flgure 8 i9 a partlal electronical vlew of the hou~lng element illustratlng the hlnged connection o~ the cap to the hou~ing element.
Referring now to Flgure 1, there i~ shown a medical connector pln according to the present ln~entlon which consi~ts of a hou61ng element portion 12 and an inJection port element portion 14 connected to~ther ln 2 0 ~ 7 1 their matlng relationship. Figure 2 is a side el~Vatlonal view of the housing element portion 12 and in~ectlon port element 14 separated from their mating relatlonshlp.
Flgure 3 is a side elevatlonal view, in section; o~ the housing element portion 12 and lnJection port element portlon 14 in the disposition shown ln Figure 2, to better lllustrate the internal structure thereof.
As is best ~een ln Figures 2 and 3, the houslng element portlon 12 whlch typically is made of any of a number of medlcal grade transparent plastic materials, has a barrel portlon 16 which 18 hollow with a curvilinear top and side portion 18, best shown in Flgure 4, ahd a generally flat base portlon 20. The flat base portlon 18 preferred as facilitatlng the posltloning of the conhector 10 on the body surface of the patient as contrasted to a cylindrlcal base for stability purposes. The ba~el portion 16 has an open end 22 at one end thereof. Ad~acent the end 22 a cap 24 18 flexibly connected to the barrel portlon by being lntegrally molded thereto in the preferred embodlment. The cap 24 has a seal portlon 26 ~hlch 1~
complementary in ~ize and cross-sectional conflguratlon to the open end 22 of the barrel portlon 16. The cap ha~ ~n overlying flap portion 28 which extends beyond the 26 periphery of the sealed portion and, in the pr~fer~ed embodlment, 19 colncldQht wlth the outer où~fac~
configuratlon of the barrel portlon 16.
A hollow needle 30 having a pointed end 32 i8 d~sposed within the hollow barrel portlon 16 and termihate~
opposlte the polnted needle ènd wlthln a plug 34 fo~mQd withln a constrlcted lnlet portlon 36 of the ho~sing ele~ent portlon 12 formed lntegrally ~ith the bar~el portion 16 opposite the open end 22. The con~trlct~d inlet portlon 36 has a hollow central portion 38 ~or r~c~l~lng fluld flow tubing or the llke to supply fluid to the needle 30.
The in~octlon port element portlon 14 ha8 a frustoconically tapered portion 40 which terminates at ono end ln a threaded annular rece~s.42 remote from th~ small end of the frustoconical taper and, at the opposite énd thereof, ln a blunt small end 44 a fluid pa~oage 46 extend~
axially thraugh the inJection port element 14. A boss 48 18 formed on the ln~ection port element 14 at the annular recess 42 to provide one end of the termlnatlon of the fluld pa~sage 46. At the opposlte end of the fluid passage 46, a seal 50 of the resealablQ type, whlch may bR
constructed of any of a number of conventional mate~ialc such as latex, closes the opposlte end of the fl~id pa~agè
46. The seal 50 i8 posltioned in an annular recees 52 formed at the blunt small end 44 of the frustoconical tapered end 40 so as to be held in place.
In operation, the fru~toconically tape~ëd portion 40 of the inJection port 14 i9 inserted into the open end 22 of the hou~ing element barrel portion 16, causlhg the needle point 32 to pierce the seal 50 and extend into the longltudlnal pa~sage 46, thereby providln~ fl~ld communication through the medical connector 10 when 90 dlsposea ln such a mating relationchip a~ is shown ih Figure 7. In order to hold the medlcal connector ho~ln~
element 12 and inJectlon port element 14 ln thl8 mati~g relatlonship, the ln~ection port èlement 14 ha~ a locklng reces8 54 formed therein ad~acent the cap 24. Thé locking rece~s 54 18 complementary ln size and cross-8ectlonal configur~tion to the sealed portion 26 of the cap 24 and is dispdsed ~ith respect thereto ~o that, when the mëdlcal connector 19 a~sembled as 1~ shown in F~gure ~, the cap can be man~ally depressed to press flt the sealed portlon 26 2 ~
into the locking recess 54. When lt i8 deslred to sepa~ate the housing element 12 from the in~ection port element 14, the cap 24 ~ay be manually removed from the locking reces~
54 by outward pre~sure on a lift tab portion 56 at the edge of the flap portion 28 of the cap 24. The lift tab portion 56 may be manually accessed by inserting a flngernail, for example, in the open end 56 of the locking rece~ 54 underlying the lift tab 56. The ho~slng element 12 ,can then be separated from the ln~ectlon port element 14 and thé pointed needle end 32 ~ealed against accldantal ~ticking of medical peroonnel handling the housing ~le~ent 12 by clo~lng the barrel element open end 22 with the se~l portlon 26 of the cap 24, whlch al~o forms a press fit ~al therewith. As is seen ln ~igure 5, when 80 sealed, the càp 24 forms a flush closure of the houslng element open end 22, 80 as to avold accldental openin~ therQof.
In order to facllitate the matlng and sepa~atlon of the housing element 12 and in~ectlon port element 14, the housing element 12 ha~ a palr of flnger tabs 60 locat~d at the end of the housing elemeht constrlcted inlet portlon 36 and th~ inJectlon port element 14 has a pair o~ curved recesses 62, only one of whlch i~ shown in ~igure 1, oppositely di~posed wlth respect to one ~nother on each oide of the locking reces~ 54. The tabs and r~ces9es facllitate the manual presslng together of the hou81ng elemeht 12 and in~ection port element 14, as well a~ th~
manual separation by pulling apart of the elements 12, 14 after U8Q, sub~e~uent to unlocking of the cap 24 from the locking recess 54. The cap 24 i9 connected ta the hou01ng element 12 at the top and ~ide portlon 18 adJacent thè ehd 22 by a hinge element 64 which, ln the p~efarred embo~iment, is inteyrally molded wlth the cap 24 and ho~el portion 16 of the same pla tic material.
Claims (3)
1. A medical connector including:
a male port element having a longitudinal passage extending therethrough and terminating at one end in sealing means which is of the self-sealing type:
a housing element having a longitudinal cavity therein open at one end thereof, said housing member being adapted to have said port element inserted there within through said open mouth with the sealing moans disposed in the cavity;
a hollow needle fixed within said housing cavity and having a pointed tip at one end, said needle being disposed within the cavity 90 that the needle tip penetrates the sealing means upon insertion of the port element into the cavity; and means for detachably locking the housing element and the port element together when said port element is inserted into the cavity, said locking means including a locking cap element flexibly attached to the housing at the open end thereof and selectively operable to seal the housing open end if inserted thereinto and a locking recess formed on the port element and operable to receive the cap element when inserted thereinto to lock the port element and the housing element together in a mating relationship, said cap element being selectively manually removable from said housing open end and from said port element locking recess.
a male port element having a longitudinal passage extending therethrough and terminating at one end in sealing means which is of the self-sealing type:
a housing element having a longitudinal cavity therein open at one end thereof, said housing member being adapted to have said port element inserted there within through said open mouth with the sealing moans disposed in the cavity;
a hollow needle fixed within said housing cavity and having a pointed tip at one end, said needle being disposed within the cavity 90 that the needle tip penetrates the sealing means upon insertion of the port element into the cavity; and means for detachably locking the housing element and the port element together when said port element is inserted into the cavity, said locking means including a locking cap element flexibly attached to the housing at the open end thereof and selectively operable to seal the housing open end if inserted thereinto and a locking recess formed on the port element and operable to receive the cap element when inserted thereinto to lock the port element and the housing element together in a mating relationship, said cap element being selectively manually removable from said housing open end and from said port element locking recess.
2. In a medical connector, the combination of:
a housing having a generally cylindrical hollow barrel portion terminating at a first end in a constricted cylindrical inlet portion having an inlet remote from the barrel portion and having an outlet opening into the barrel portion, said inlet portion being adapted to receive a fluid inlet tube:
hollow needle means disposed in said inlet portion outlet opening so as to close the opening to passage of fluid therethrough except through the needle, the needle having at least one needle point which is disposed within the barrel portion between the barrel portion first end and a second end of the barrel portion opposite the first end, and which is normally open:
barrel portion second end closure means comprising a cap means and means for flexibly attaching the cap to the barrel portion second end external of the opening therein so as to be selectively manually movable to seal the barrel second end to passage of fluid therethrough, said cap means having a first portion as a cross-sectionally size and configuration complementary to the barrel portion second end interior cross section so as to be operable to close the barrel second end to form said seal, said cap means having a second portion overlying said first portion and which extends beyond the periphery of the first portion and to which the flexible attaching means lo connected, so that the flexible attaching means extends between the cap means second portion and the barrel adjacent the second end thereof:
injection port means having a first portion which is generally frustoconical in configuration so as to taper to a blunt first end from a second portion of said injection port means generally axially aligned therewith, said second portion having a threaded annular external recess formed therein remote from the first portion and adapted to receive a fluid fitting, said injection port first and second portion having a passage extending longitudinally therethrough so as to permit the passage of fluid from an inlet portion of said longitudinal passage formed at said blunt end to an outlet portion of said longitudinal passage formed at said annular recess;
said blunt end having a sealing element receiving recess formed thereon and adapted to receive a seal of the self-sealing type therein so as to seal the longitudinal passage against the flow of fluid therethrough;
sealing means of the self-sealing type positioned over the blunt end and extending into the sealing recess; and locking means formed in said injection port for receiving said cap means when the injection port first end is inserted into the open hollow barrel housing second end in a mating relationship so that the needle point pierces the sealing means and extends into the longitudinal passage to selectively lock the housing means and the injection port means together.
a housing having a generally cylindrical hollow barrel portion terminating at a first end in a constricted cylindrical inlet portion having an inlet remote from the barrel portion and having an outlet opening into the barrel portion, said inlet portion being adapted to receive a fluid inlet tube:
hollow needle means disposed in said inlet portion outlet opening so as to close the opening to passage of fluid therethrough except through the needle, the needle having at least one needle point which is disposed within the barrel portion between the barrel portion first end and a second end of the barrel portion opposite the first end, and which is normally open:
barrel portion second end closure means comprising a cap means and means for flexibly attaching the cap to the barrel portion second end external of the opening therein so as to be selectively manually movable to seal the barrel second end to passage of fluid therethrough, said cap means having a first portion as a cross-sectionally size and configuration complementary to the barrel portion second end interior cross section so as to be operable to close the barrel second end to form said seal, said cap means having a second portion overlying said first portion and which extends beyond the periphery of the first portion and to which the flexible attaching means lo connected, so that the flexible attaching means extends between the cap means second portion and the barrel adjacent the second end thereof:
injection port means having a first portion which is generally frustoconical in configuration so as to taper to a blunt first end from a second portion of said injection port means generally axially aligned therewith, said second portion having a threaded annular external recess formed therein remote from the first portion and adapted to receive a fluid fitting, said injection port first and second portion having a passage extending longitudinally therethrough so as to permit the passage of fluid from an inlet portion of said longitudinal passage formed at said blunt end to an outlet portion of said longitudinal passage formed at said annular recess;
said blunt end having a sealing element receiving recess formed thereon and adapted to receive a seal of the self-sealing type therein so as to seal the longitudinal passage against the flow of fluid therethrough;
sealing means of the self-sealing type positioned over the blunt end and extending into the sealing recess; and locking means formed in said injection port for receiving said cap means when the injection port first end is inserted into the open hollow barrel housing second end in a mating relationship so that the needle point pierces the sealing means and extends into the longitudinal passage to selectively lock the housing means and the injection port means together.
3. A medical connector according to claim 2, and in which the locking means comprises a complementary recess formed on the port means and adapted to receive the cap first portion in a press-fit relationship when the housing means and injection port means are disposed in said mating relationship.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/431,850 US4950260A (en) | 1989-11-02 | 1989-11-02 | Medical connector |
| US07/431,850 | 1989-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2026971A1 true CA2026971A1 (en) | 1991-05-03 |
Family
ID=23713715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002026971A Abandoned CA2026971A1 (en) | 1989-11-02 | 1990-10-04 | Medical connector |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4950260A (en) |
| EP (1) | EP0425911A3 (en) |
| JP (1) | JPH03158174A (en) |
| AU (1) | AU641943B2 (en) |
| BR (1) | BR9005513A (en) |
| CA (1) | CA2026971A1 (en) |
Families Citing this family (91)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE68926627T2 (en) | 1988-01-25 | 1997-01-02 | Baxter Int | Injection site |
| US5964785A (en) | 1988-01-25 | 1999-10-12 | Baxter International Inc. | Bayonet look cannula for pre-slit y-site |
| CA1330412C (en) | 1988-07-08 | 1994-06-28 | Steven C. Jepson | Pre-slit injection site and tapered cannula |
| US5147324A (en) * | 1988-12-06 | 1992-09-15 | C. R. Bard, Inc. | Prefilled syringe delivery system |
| US5156598A (en) * | 1988-12-06 | 1992-10-20 | C. R. Bard, Inc. | Prefilled syringe delivery system |
| IE66526B1 (en) | 1989-03-17 | 1996-01-24 | Baxter Int | A pre-slit injection site usable with a blunt cannula |
| US5098404A (en) * | 1990-04-23 | 1992-03-24 | Evan Collins | Hypodermic syringe receptacle |
| US5139483A (en) * | 1990-05-07 | 1992-08-18 | Ryan Medical, Inc. | Medical intravenous administration line connector |
| US5201717A (en) * | 1990-12-05 | 1993-04-13 | Philip Wyatt | Safety enclosure |
| US5776125A (en) | 1991-07-30 | 1998-07-07 | Baxter International Inc. | Needleless vial access device |
| CA2078734A1 (en) * | 1991-09-25 | 1993-03-26 | John C. Ii Tanner | Needle guard assembly for syringe |
| US5207667A (en) * | 1991-09-27 | 1993-05-04 | Block Medical, Inc. | One hand IV needle injection site connector |
| AU674504B2 (en) * | 1991-12-10 | 1997-01-02 | Abbott Laboratories | Connection device with a pre-slit seal |
| NZ334983A (en) * | 1991-12-18 | 2001-03-30 | Icu Medical Inc | Medical valve with a resilient seal |
| US5279597A (en) * | 1992-01-13 | 1994-01-18 | Arrow International Investment Corp. | Catheter compression clamp |
| US5273533A (en) * | 1992-03-11 | 1993-12-28 | Care Medical Products, Inc. | Medical valve |
| US5351383A (en) * | 1992-07-29 | 1994-10-04 | Minnesota Mining And Manufacturing Company | Method of making an injection or sampling site |
| US5300034A (en) * | 1992-07-29 | 1994-04-05 | Minnesota Mining And Manufacturing Company | Iv injection site for the reception of a blunt cannula |
| EP0584396A1 (en) * | 1992-08-28 | 1994-03-02 | Siemens-Elema AB | Connector for making and breaking a fluid connection |
| US5810398A (en) | 1992-10-02 | 1998-09-22 | Pall Corporation | Fluid delivery systems and methods and assemblies for making connections |
| US5393101A (en) * | 1992-10-02 | 1995-02-28 | Pall Corporation | Connector assembly |
| US5496274A (en) * | 1992-11-23 | 1996-03-05 | Becton, Dickinson And Company | Locking safety needle assembly |
| US5376073A (en) * | 1992-11-23 | 1994-12-27 | Becton, Dickinson And Company | Locking safety needle assembly |
| US5704919A (en) * | 1992-12-04 | 1998-01-06 | Travenol Laboratories (Israel) Ltd. | Intravenous cannula assembly |
| US5292308A (en) * | 1993-05-04 | 1994-03-08 | Ryan Dana W | Three piece intravenous line connector |
| US5472434A (en) * | 1993-05-14 | 1995-12-05 | Akzo N.V. | Spike retainer system |
| US5360423A (en) * | 1993-05-25 | 1994-11-01 | Mccormick William | Means for safe collection and transfer of body fluids |
| US7033339B1 (en) | 1998-05-29 | 2006-04-25 | Becton Dickinson And Company (Part Interest) | Self sealing luer receiving stopcock |
| JPH10504736A (en) | 1994-06-24 | 1998-05-12 | アイシーユー メディカル、インコーポレイティッド | Fluid transfer device and method of use |
| US5533996A (en) * | 1994-08-24 | 1996-07-09 | Baxter International, Inc. | Transfer set connector with permanent, integral cam opening closure and a method of using the same |
| US5536262A (en) * | 1994-09-07 | 1996-07-16 | Cedars-Sinai Medical Center | Medical coupling device |
| US5545152A (en) * | 1994-10-28 | 1996-08-13 | Minimed Inc. | Quick-connect coupling for a medication infusion system |
| USD380262S (en) * | 1995-06-26 | 1997-06-24 | Minimed Inc. | Quick disconnect coupling |
| US5582600A (en) * | 1995-08-03 | 1996-12-10 | Baxter International Inc. | Transfer set connector with a locking lid and a method of using the same |
| US5738663A (en) * | 1995-12-15 | 1998-04-14 | Icu Medical, Inc. | Medical valve with fluid escape space |
| EP1716885A3 (en) | 1997-05-09 | 2006-11-15 | Pall Corporation | Connector assemblies, fluid systems, and methods for making a connection |
| US5957898A (en) | 1997-05-20 | 1999-09-28 | Baxter International Inc. | Needleless connector |
| DE69835498T2 (en) | 1997-05-20 | 2007-03-29 | Baxter International Inc., Deerfield | NEEDLE CLUTCH PIECE |
| US6029946A (en) | 1997-09-15 | 2000-02-29 | Tiva Medical Inc. | Needleless valve |
| US6162206A (en) * | 1997-12-23 | 2000-12-19 | Baxter International Inc. | Resealable access site |
| US6096068A (en) | 1998-01-23 | 2000-08-01 | Innercool Therapies, Inc. | Selective organ cooling catheter and method of using the same |
| US6471717B1 (en) | 1998-03-24 | 2002-10-29 | Innercool Therapies, Inc. | Selective organ cooling apparatus and method |
| US6231595B1 (en) | 1998-03-31 | 2001-05-15 | Innercool Therapies, Inc. | Circulating fluid hypothermia method and apparatus |
| MXPA00011767A (en) | 1998-05-29 | 2002-10-17 | Lawrence A Lynn | Luer receiver and method for fluid transfer. |
| US6093183A (en) * | 1998-08-07 | 2000-07-25 | Pavkovich; Mary | Safety Intravenous connector |
| US6355023B1 (en) | 1999-11-15 | 2002-03-12 | Gaylord Hospital | Closed system access device |
| EP1368080A4 (en) * | 2001-03-04 | 2007-08-15 | Sterling Medivations Inc | Infusion hub assembly and fluid line disconnect system |
| US6974447B2 (en) * | 2001-04-17 | 2005-12-13 | Baxter International Inc. | High gas barrier receptacle and closure assembly |
| JP2003000726A (en) * | 2001-06-22 | 2003-01-07 | Terumo Corp | Connector |
| US6908459B2 (en) | 2001-12-07 | 2005-06-21 | Becton, Dickinson And Company | Needleless luer access connector |
| DE20210394U1 (en) * | 2002-07-04 | 2002-09-12 | Braun Melsungen Ag | catheter introducer |
| US7056308B2 (en) * | 2002-10-04 | 2006-06-06 | Dsu Medical Corporation | Medical device with elastomeric penetrable wall and inner seal |
| US8377039B2 (en) | 2002-10-04 | 2013-02-19 | Nxstage Medical, Inc. | Injection site for male luer or other tubular connector |
| US7025744B2 (en) * | 2002-10-04 | 2006-04-11 | Dsu Medical Corporation | Injection site for male luer or other tubular connector |
| US7491182B2 (en) * | 2002-11-15 | 2009-02-17 | Hill-Rom Services, Inc. | High frequency chest wall oscillation apparatus having plurality of modes |
| US7172562B2 (en) * | 2002-11-22 | 2007-02-06 | Mckinley Laurence M | System, method and apparatus for locating, measuring and evaluating the enlargement of a foramen |
| HK1077154A2 (en) * | 2003-12-30 | 2006-02-03 | Vasogen Ireland Ltd | Valve assembly |
| US7306566B2 (en) * | 2004-09-15 | 2007-12-11 | Cardinal Health 303, Inc. | Needle free blood collection device with male connector valve |
| US7651481B2 (en) * | 2004-12-30 | 2010-01-26 | CareFusion 303 Inc. | Self-sealing male connector device with collapsible body |
| US20080197626A1 (en) * | 2005-05-16 | 2008-08-21 | David Coambs | Coupling Device for Medical Lines |
| US7803140B2 (en) * | 2005-07-06 | 2010-09-28 | Icu Medical, Inc. | Medical connector with closeable male luer |
| US7998134B2 (en) | 2007-05-16 | 2011-08-16 | Icu Medical, Inc. | Medical connector |
| US9078992B2 (en) | 2008-10-27 | 2015-07-14 | Pursuit Vascular, Inc. | Medical device for applying antimicrobial to proximal end of catheter |
| US9168366B2 (en) | 2008-12-19 | 2015-10-27 | Icu Medical, Inc. | Medical connector with closeable luer connector |
| US8679090B2 (en) | 2008-12-19 | 2014-03-25 | Icu Medical, Inc. | Medical connector with closeable luer connector |
| JP6058530B2 (en) | 2010-05-06 | 2017-01-11 | アイシーユー・メディカル・インコーポレーテッド | Medical connectors including sealable luer connectors |
| US8454059B2 (en) | 2010-09-13 | 2013-06-04 | Pall Corporation | Connector assemblies, fluid systems including connector assemblies, and procedures for making fluid connections |
| PT2627385E (en) | 2010-10-12 | 2016-06-24 | Codan Holding Gmbh | Medical valve assembly |
| WO2012162259A2 (en) | 2011-05-20 | 2012-11-29 | Excelsior Medical Corporation | Caps for cannula access devices |
| EP2731658B1 (en) | 2011-07-12 | 2020-04-01 | Pursuit Vascular, Inc. | Device for delivery of antimicrobial agent into trans-dermal catheter |
| JP6553357B2 (en) | 2011-09-09 | 2019-07-31 | アイシーユー・メディカル・インコーポレーテッド | Medical connector with fluid-resistant mating interface |
| CN106943668B (en) | 2011-10-19 | 2020-07-07 | 拜耳医药保健有限公司 | Medical connector assembly and method of maintaining sterility |
| RU2016100818A (en) | 2013-06-14 | 2017-07-17 | БАЙЕР ХелсКер ЛЛСи | PORTABLE FEEDING SYSTEM |
| IL302231A (en) | 2014-01-10 | 2023-06-01 | Bayer Healthcare Llc | Single-use disposable set connector |
| ES2755352T3 (en) | 2014-05-02 | 2020-04-22 | Excelsior Medical Corp | Strip pack for antiseptic cap |
| US11007361B2 (en) | 2014-06-05 | 2021-05-18 | Puracath Medical, Inc. | Transfer catheter for ultraviolet disinfection |
| RU2714926C2 (en) | 2015-01-09 | 2020-02-21 | БАЙЕР ХелсКер ЛЛСи | Multiple fluid delivery system with multi-use disposable set and features thereof |
| WO2016149645A1 (en) * | 2015-03-18 | 2016-09-22 | Puracath Medical, Inc. | Catheter connection system for ultraviolet light disinfection |
| CA2982456A1 (en) | 2015-05-08 | 2016-11-17 | Icu Medical, Inc. | Medical connectors configured to receive emitters of therapeutic agents |
| EP3471797B1 (en) | 2016-06-15 | 2021-03-24 | Bayer Healthcare LLC | Multi-use disposable system and syringe therefor |
| WO2018013572A1 (en) | 2016-07-11 | 2018-01-18 | Puracath Medical, Inc. | Catheter connection system for ultraviolet light disinfection |
| SI3525865T1 (en) | 2016-10-14 | 2023-01-31 | Icu Medical, Inc. | Sanitizing caps for medical connectors |
| WO2018204206A2 (en) | 2017-05-01 | 2018-11-08 | Icu Medical, Inc. | Medical fluid connectors and methods for providing additives in medical fluid lines |
| US20190314108A1 (en) * | 2018-04-17 | 2019-10-17 | Ethicon Llc | Protection Measures for Robotic Electrosurgical Instruments |
| US11517732B2 (en) | 2018-11-07 | 2022-12-06 | Icu Medical, Inc. | Syringe with antimicrobial properties |
| US11534595B2 (en) | 2018-11-07 | 2022-12-27 | Icu Medical, Inc. | Device for delivering an antimicrobial composition into an infusion device |
| US11541220B2 (en) | 2018-11-07 | 2023-01-03 | Icu Medical, Inc. | Needleless connector with antimicrobial properties |
| US11400195B2 (en) | 2018-11-07 | 2022-08-02 | Icu Medical, Inc. | Peritoneal dialysis transfer set with antimicrobial properties |
| US11541221B2 (en) | 2018-11-07 | 2023-01-03 | Icu Medical, Inc. | Tubing set with antimicrobial properties |
| CA3118905A1 (en) | 2018-11-21 | 2020-05-28 | Icu Medical, Inc. | Antimicrobial device comprising a cap with ring and insert |
| CA3204371A1 (en) | 2020-12-07 | 2022-06-16 | Icu Medical, Inc. | Peritoneal dialysis caps, systems and methods |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4022205A (en) * | 1973-11-05 | 1977-05-10 | Tenczar Francis J | Fluid connectors |
| US4349024A (en) * | 1981-04-01 | 1982-09-14 | Ralston Jr Philip G | Multiple adapter device for interconnecting tubing of different sizes |
| US4752292A (en) * | 1983-01-24 | 1988-06-21 | Icu Medical, Inc. | Medical connector |
| EP0114677B1 (en) * | 1983-01-24 | 1989-05-03 | ICU Medical, Inc. | Medical connector system |
| DE8410069U1 (en) * | 1984-03-31 | 1984-06-28 | B. Braun Melsungen Ag, 3508 Melsungen | CONNECTING DEVICE |
| DE68926627T2 (en) * | 1988-01-25 | 1997-01-02 | Baxter Int | Injection site |
| AU6471990A (en) * | 1989-10-18 | 1991-04-26 | Tuta Laboratories (Aust) Pty Ltd | Injector guard |
-
1989
- 1989-11-02 US US07/431,850 patent/US4950260A/en not_active Expired - Fee Related
-
1990
- 1990-10-04 CA CA002026971A patent/CA2026971A1/en not_active Abandoned
- 1990-10-11 AU AU64514/90A patent/AU641943B2/en not_active Ceased
- 1990-10-18 EP EP19900120018 patent/EP0425911A3/en not_active Ceased
- 1990-10-19 JP JP2279520A patent/JPH03158174A/en active Pending
- 1990-10-30 BR BR909005513A patent/BR9005513A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0425911A3 (en) | 1991-12-04 |
| BR9005513A (en) | 1991-09-17 |
| AU641943B2 (en) | 1993-10-07 |
| US4950260A (en) | 1990-08-21 |
| EP0425911A2 (en) | 1991-05-08 |
| AU6451490A (en) | 1991-05-09 |
| JPH03158174A (en) | 1991-07-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |