CN105007975B - Cap - Google Patents
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- Publication number
- CN105007975B CN105007975B CN201380073975.0A CN201380073975A CN105007975B CN 105007975 B CN105007975 B CN 105007975B CN 201380073975 A CN201380073975 A CN 201380073975A CN 105007975 B CN105007975 B CN 105007975B
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- China
- Prior art keywords
- cap
- liquid
- connecting hole
- shell
- accommodating room
- 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.)
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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
- A61M39/20—Closure caps or plugs for connectors or open ends of tubes
-
- 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
- A61M39/20—Closure caps or plugs for connectors or open ends of tubes
- A61M2039/205—Closure caps or plugs for connectors or open ends of tubes comprising air venting means
-
- 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
- A61M39/22—Valves or arrangement of valves
- A61M39/24—Check- or non-return valves
- A61M2039/2433—Valve comprising a resilient or deformable element, e.g. flap valve, deformable disc
Abstract
A kind of cap (1), shell (10) are included, which has the connecting hole (12a) being connected with the interconnecting piece (31) for being set to liquid flow path, the liquid accommodating room (21) being connected with the connecting hole (12a) and the exhaust being connected with the liquid accommodating room (21) opening (13)；With filter (22), it is by penetrating gas and being formed the material of penetration by liquid, it is mounted on shell (10) and covers exhaust opening (13), cap (1) use when being infused in advance to liquid flow path, it is characterized in that, with seal member (20,40,50), it is mounted on shell (10) and closes connecting hole (12a), and it is configured to enable liquid flow path to be connected to liquid accommodating room (21) when interconnecting piece (31) to be connect with connecting hole (12a).
Description
Technical field
The present invention relates to caps, such as are connected with the interconnecting piece being set on the liquid flow paths such as transfer line, and
Use when being infused in advance to liquid flow path.
Background technique
From being just proceed as follows mixed water injection in the past: by the liquid of medical fluid etc. by medical pipe to the perfusion tube conveyed in vivo
Other transfer lines are connected on line, and in the liquid flowed in main infusion tube line mixed water injection anticancer agent etc. other liquid.At this
In the case of, the male connectors such as female Luer are equipped in the end of other transfer lines, which is inserted into to be located at master defeated
Other transfer lines are connect with main infusion tube line in the recessed connector of liquid pipe line midway.
When connecting other transfer lines on main infusion tube line, the air in order to prevent in the pipe of other transfer lines is defeated
It is sent to the internal of patient, and carries out the pre- note by the air displacement in pipe for liquid before the connection.Although being marked in advance a variety of
Method, but exploitation has following technology, and pre- note cap is connect with the male connector on the end for being located at other transfer lines, and
Only the air in liquid flow path is discharged to the outside and is retained fluid in liquid flow path by the cap and is infused in advance.
As this cap, such as following composition is recorded in patent document 1, in the cylindrical shape with internal capacity
Storage device one end be equipped with male connector opening connection the first opening portion, and on an opposite end be equipped with make gas
Through but do not make the filter of penetration by liquid.In the cap, make the air in pipe via connection when connecting with male connector
When hole is flowed into the inside of storage device, the air can be made from filter by being discharged to the outside.Then, make the sky in pipe
Gas is all discharged and makes to be full of in storage device by liquid, thus completes pre- note.
The unexpected outflow of liquid, the male connector connecting with this cap have used the connection with inner valve in order to prevent
Device, the inner valve are only opened when connecting with recessed connector, and the movement for being opened and closed the inner valve is equipped on male connector
Piece.On the other hand, outer by operating this in the storage device of previous cap axially outside movably equipped with shell
Shell presses the movement arm of male connector and inner valve can be made open.In addition, male connector is configured to, the solution when removing cap
Except operating sheet pressing and so that male connector is restored to the state of inner valve closing, and after infusing in advance from the storage device of cap
Liquid withdraw.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Application Publication 2009-522048 bulletin
Summary of the invention
But in previous cap, when cap being removed from the male connector of transfer line after the completion of pre- note, storage
Worry that the liquid remained in storage device can be leaked from connecting hole to outside in open state in the connection hole of device
Out.Therefore, it is necessary to cautiously handle the cap after pre- note, this is inconvenient for operation.
The present invention is this as project possessed by conventional art to solve the problems, such as, is infusing in advance it is intended that providing one kind
The cap that can prevent liquid from leaking out when removing after the completion from interconnecting piece to outside.
Cap of the invention includes shell, which has the connection being connected with the interconnecting piece for being set to liquid flow path
Hole, the liquid accommodating room being connected with the connecting hole and the exhaust being connected with liquid accommodating room opening；And filter, by
It penetrates gas and forms the material of penetration by liquid, installation is on the housing and the covering exhaust is used and is open, the cap
Cover the use when being infused in advance to the liquid flow path, which is characterized in that have seal member, installation on the housing and
The connecting hole is closed, and is configured to enable the liquid flow path when the interconnecting piece to be connect with the connecting hole
It is connected to the liquid accommodating room.
In the above-described configuration, preferably, the seal member is made of elastomer, is described in be made of male connector
The valve body that interconnecting piece is opened when connecting with the connecting hole.
In the above-described configuration, preferably, the seal member is created as the bolt that the acicular interconnecting piece can be pierced into
Body.
In the above-described configuration, preferably, the cover with venthole is installed on the housing, the filter deployment exists
Between the shell and the cover.
The effect of invention
According to the present invention, seal member is installed on shell, which closes the connection being connected with liquid accommodating room
Hole, and enable liquid flow path to be connected to liquid accommodating room when interconnecting piece to be connect with connecting hole, thus when from interconnecting piece
When removing cap, the connecting hole being connected with liquid accommodating room can be closed by seal member, therefore from even after the completion of pre- note
Socket part can prevent liquid from being leaked out from fluid storage room by connecting hole to outside when removing cap.In particular, for launching
Cap of the invention is used in the pre- note of the liquid flow path of anticancer agent, thus, it is possible to prevent from being led based on anticancer agent from cap leakage
The harm of cause.In this way, the only simple program to remove cap from interconnecting piece after the completion of pre- note, it will be able to not make liquid from liquid
Body receiving room leaks out ground to outside, easily and safely handles cap.
According to the present invention, seal member is formed by elastomer, is connected in the interconnecting piece and connecting hole being made of male connector
The valve body opened when connecing, thereby, it is possible to which the seal member for closing connecting hole is set as being simply formed, and reduce the cap at
This.
According to the present invention, seal member is created as the body that acicular interconnecting piece can be pierced into, and thus, it is possible to will close
The seal member of connecting hole is set as being simply formed, and reduces the cost of the cap.
According to the present invention, the cover with venthole is installed on shell, filter deployment is between shell and cover, thus
It can make the mounting structure simplicity of filter.In addition, can prevent from filtering because filter can be protected by cover
Device ruptures and liquid is caused to leak out from liquid accommodating room.
Detailed description of the invention
Fig. 1 is the explanation of the state before indicating to connect as the cap of an embodiment of the present invention with transfer line
Figure.
Fig. 2 is the perspective view for specifically indicating cap shown in FIG. 1.
Fig. 3 is the cross-sectional view of cap shown in Fig. 2.
Fig. 4 is the perspective view for specifically indicating male connector shown in FIG. 1.
Fig. 5 is the cross-sectional view for the state that cap shown in Fig. 2 is connect with male connector.
Fig. 6 is the perspective view for indicating the variation of cap shown in Fig. 2.
Fig. 7 is the cross-sectional view of cap shown in fig. 6.
Fig. 8 is the cross-sectional view for the state that cap shown in fig. 6 is connect with male connector.
Fig. 9 is the variation of cap shown in Fig. 7 and is section view in the case where having used body as a seal part
Figure.
Specific embodiment
Hereinafter, referring to attached drawing and the cap illustrated as an embodiment of the present invention of illustrating.
Cap 1 as an embodiment of the present invention is also referred to as pre- note cap, as shown in Figure 1, for example to infusion
Pipeline 2 come when being infused in advance using.
The transfer line 2 is connect with the main infusion tube line (not shown) for launching the liquid such as medical fluid to patient, for defeated to master
Liquid pipe line mixed water injection anticancer agent includes the infusion packet 3 for the anticancer agent that storage has been adjusted；3 are wrapped with via connector 4 and infusion
The medical pipe 5 of connection and the male connector 6 being connect with the end of pipe 5.It is equipped with recessed connector in the midway of main infusion tube line,
The male connector 6 of transfer line 2 is connected on the recessed connector, thus, it is possible to from transfer line 2 that anticancer agent mixed water injection is defeated to master
In liquid pipe line.Furthermore appended drawing reference 7 is the fixed instillation folder open when launching from the anticancer agent of transfer line 2.
In order to prevent before connecting transfer line 2 with main infusion tube line, the air in the pipe 5 of transfer line 2 is defeated
It is sent to the internal of patient, and carries out the pre- note by the air displacement in the interior i.e. liquid flow path of transfer line 2 of pipe 5 for anticancer agent.
Cap 1 of the invention is connect with the male connector 6 of the end for the liquid flow path for being located at transfer line 2, thus, it is possible to be easy and
Safely infused in advance.
As shown in Figure 2 and Figure 3, cap 1 has shell 10.The shell 10 has body portion 11 and is fixed on the body portion 11
One end connector portion 12.
Body portion 11 is formed as cylindric by resin material, passes through indentation, bonding, welding (weldering in the opening of one end
Connect) etc. fixing means and be fixed with connector portion 12.Body portion 11 is not limited to resin material and can be by various material shape
At, but preferably for example formed by transparent resin material, make it possible to visuognosis inside it.
Connector portion 12 is shaped generally as cylindrical shape by resin material, this substantially it is cylindric have be fixed on body portion 11
On large diameter portion and front end side path part, the opening of the path part of front end side becomes connecting hole 12a.Namely
It says, which is configured to recessed connector by being equipped with connecting hole 12a.In addition, in the path part of connector portion 12
Periphery on integrally provided with convex thread 12b, become the fixed part to male connector 6.
On the other hand, body portion 11 the other end integrally provided with next door 11a, be equipped on the axle center of next door 11a
Gas vent 11b.The outer surface of gas vent 11b next door 11a is open, which becomes exhaust opening 13.In addition, in body
Be formed as the tubular that major diameter is comparably with next door 11a integrally provided with grip part 11c, grip part 11c on the other end in portion 11,
Cover 14 is fixed on the outside of grip part 11c by fixing means such as indentation, bonding, weldings (welding).The cover 14 is formed as having
There is the disk-shaped of outer diameter corresponding with the outer diameter of grip part 11c, be fixed on the 11c of grip part and cover exhaust opening
13.In addition, cover 14 has multiple venthole 14a, exhaust is connected to via these ventholes 14a with outside with opening 13.In addition,
The peripheral part of cover 14, which is equipped with, is used for anti-skidding bump 14b.
Valve body 20 is equipped in the inside of shell 10 as a seal part.The valve body 20 has plectane portion 20a and main part
20b is formed as the bottomed tube that plectane portion 20a and main part 20b are integrated.The valve body 20 for example can by rubber material or
The elastomers such as thermoplastic synthetic rubber are formed, but are preferably formed such as by transparent rubber material elastomer, so that its
It inside being capable of visuognosis.
Plectane portion 20a is formed to have the disk-shaped of outer diameter corresponding with the internal diameter of connecting hole 12a of connector portion 12,
And it configures in the inside (inside) of connecting hole 12a.In addition, being equipped with can open from a surface to the back side in the center of plectane portion 20a
The slit 20c closed.Main part 20b is formed as tortuous cylindrical shape, and, the other end integrated with plectane portion 20a in one end
It is chimeric with from next door 11a protrusion 11d outstanding in the edge of gas vent 11b.Main part 20b is stretched by tortuous in axial direction
On flexible deformation freely, and in such a way that the front end face of the outer surface of plectane portion 20a and connector portion 12 becomes same planar
It presses towards connecting hole 12a to the plectane portion 20a.In addition, the inside of main part 20b becomes liquid accommodating room 21, which is received
Receiving room 21 is vented with gas vent 11b via protrusion 11d and 13 is connected to opening.
Plectane portion 20a is formed as the shape for opening slit 20c in its natural state, in configuration on connecting hole 12a
Under state, flexible deformation and connecting hole 12a is closed in a manner of closing slit 20c.On the other hand, the plectane portion side 20a makes to lead
Body portion 20b flexible deformation side is pressed towards the inside of shell 10, is being opened slit 20c after connecting hole 12a disengaging and is being made to connect
Hole 12a is connected to liquid accommodating room 21.
Filter 22 is installed on the outer surface that the exhaust of the next door 11a in body portion 11 is open with opening 13.The mistake
Filter 22 is formed as membranaceous by having the function of making gas to penetrate and not making the material of penetration by liquid, and configures next door
Exhaust opening 13 is covered between 11a and cover 14.In addition, filter 22 can also grip next door 11a and cover 14 it
Between.
Here, having carried out silicic acid anhydride it is preferable to use its surface as filter 22 or being that hydrophobic film is (hydrophobic
Film) filter.As the constituent material of such hydrophobic film, such as it is able to use polytetrafluoroethylene (PTFE) (PTFE), tetrafluoro second
Copolymer (PFA), the polyvinylidene fluoride of the copolymer (FEP) of alkene and hexafluoropropene, tetrafluoroethene and perfluoroalkyl vinyl ether
Alkene (PVDF) etc..It is preferable to use pass through extension method, microcosmic decomposition method, electric wire etching method, sintering process, sub- plasma for filter 22
The method of body particle etc. and become Porous constituent material.In addition, the processing method of hydrophobization is not particularly limited, such as
Also it is able to use the method etc. that there is hydrophobic constituent material in the coating of the surface of filter.Also, as filter 22
If having the function of penetrating gas and not making the filter of penetration by liquid, it is not limited to above-mentioned composition, such as be also able to use
The other materials such as hydrophilic material.
Fig. 4 is the perspective view for specifically indicating male connector 6 shown in FIG. 1.
Male connector 6 has cylindric shell 30, and the pipe extended from 3 sides of infusion packet is connected in the cardinal extremity of the shell 30
5 end.It is equipped with the female Luer (male connector) 31 as interconnecting piece in the inside of shell 30, before the female Luer 31
End is equipped with opening 31a.In addition, being equipped with inner valve (not shown) in the inside of shell 30, connect in the inner peripheral surface and Rule of shell 30
A pair of of operating sheet 32 for opening and closing operations inner valve is equipped between first 31 outer peripheral surface.When initial position shown in Fig. 4 is along axis
When to inside pressing operation piece 32 towards shell 30, inner valve is opened and makes the pipe 5 connect with shell 30 and connector 31
Be open 31a connection.Conversely, inner valve is closed when releasing presses and operating sheet 32 is restored to initial position.
Fig. 5 is the cross-sectional view for the state that cap 1 shown in Fig. 2 is connect with male connector 6.
The convex thread 12b being located in connector portion 12 and the recessed screw thread on the inner peripheral surface for the shell 30 for being located at male connector 6
30b is screwed, and is connected to cap 1 on convex screw 6.At this moment, hold cap 1 grip part 11c make cap 1 relative to
Shell 30 rotates, and thus, it is possible to be easy to carry out this to be screwed into operation.
In addition, the shape of the female Luer 31 of the shape and male connector 6 of the connecting hole 12a of cap 1, convex thread 12b,
The shape etc. of shell 30 equipped with recessed screw thread 30b is set as by specification number ISO 594-1, ISO based on the International Organization for Stand
The shape of the defineds such as 594-2.
When cap 1 is fixed on male connector 6, female Luer 31 is inserted into the connecting hole 12a of connector portion 12, i.e.,
It is connect with connecting hole 12a.When female Luer 31 is connect with connecting hole 12a, the plectane portion 20a of valve body 20 from female Luer 31 to
Shell 10 inside be pressed and from connecting hole 12a be detached from so that connecting hole 12a open.In addition, working as plectane portion 20a from connection
When hole 12a is detached from, the slit 20c of plectane portion 20a is opened.Therefore, the opening 31a for the female Luer 31 being connect with connecting hole 12a
It is connected to via slit 20c with liquid accommodating room 21.
In addition, operating sheet 32 is pressed by the front end of connector portion 12 and is pressed when cap 1 is fixed on male connector 6
Enter to the inside of shell 30, and opens the inner valve of male connector 6.When inner valve is opened, pipe 5 is connected to opening 31a, is managed
Air in 5 is flowed by the liquid pressing from infusion packet 3 from the opening 31a of female Luer 31 via the slit 20c of valve body 20
Enter to liquid accommodating room 21.That is, pipe 5 is liquid flow path and liquid accommodating room 21 when female Luer 31 is connect with connecting hole 12a
Connection.The air flowed into liquid accommodating room 21 from gas vent 11b by reach exhaust with opening 13, through filter
22 and from the venthole 14a of cover 14 by being discharged to the outside.
On the other hand, when the air in pipe 5 is all flowed out to cap 1, the opening of liquid in pipe 5 from connector 31
31a is flowed into liquid accommodating room 21 via the slit 20c of valve body 20.Liquid in liquid accommodating room 21 is flowed into from gas vent
11b is by be maintained at the inside of liquid accommodating room 21 to reaching exhaust opening 13 but cannot penetrate filter 22.
The main part 20b of valve body 20 and the body portion 11 of shell 10 for constituting liquid accommodating room 21 are by transparent material
It is formed, therefore the case where liquid accommodating room 21 is only full of by liquid can be recognized from external view.Also, it is distinguished by vision
Recognize the case where liquid accommodating room 21 is only full of by liquid, and is able to confirm that the air of transfer line 2 is all discharged to the outside and complete
At pre- note.
When pre- note is completed, cap 1 is removed from male connector 6.When removing cap 1 from male connector 6, as shown in figure 3,
The plectane portion 20a of valve body 20 is pushed back by the inside of elastic force towards the connecting hole 12a of main part 20b and is restored to initial position.When
When plectane portion 20a is restored to initial position, connecting hole 12a is closed by plectane portion 20a, in addition, the slit 20c of plectane portion 20a is closed
It closes.Therefore, connecting hole 12a becomes by the closed state of valve body 20, when liquid accommodating room 21 becomes the state closed and from Rule
After connector 31 is removed, liquid will not be leaked out from the liquid accommodating room 21 of cap 1 to outside.
In this way, valve body 20 is equipped on the housing 10, when removing cap 1 from male connector 6 in cap 1 of the invention
Connecting hole 12a is closed by valve body 20, it, can be certainly when removing cap 1 from male connector 6 thus after the completion of pre- note
Prevent liquid from leaking out from liquid accommodating room 21 to outside.Only it can not make anticancer agent etc. by following simple operations as a result,
Medical fluid leaks out ground to outside, easily and safely infuses transfer line 2 in advance, this is simply operated as, and cap 1 and male connector 6 are connected
It connects, flows liquid into liquid flow path, remove cap 1 from male connector 6 after the completion of pre- note.
In addition, due to being configured to close connecting hole 12a by the valve body 20 formed by elastomer, so can be with simple
Constitute the cost for preventing liquid from leaking out and can reduce the cap 1.
Also, in the present embodiment, it can make to filter because in shell 10 and covering the configurating filtered device 22 between 14
The mounting structure simplicity of device 22.In addition, filter 22 can be prevented because filter 22 is covered by cover 14 and protected
It is unexpectedly contacted with foreign matter etc. and occurs damaged and leak out liquid therefrom, and can be improved the safety of the cap 1.
Fig. 6 indicates that the perspective view of the variation of cap shown in Fig. 2, Fig. 7 are the cross-sectional views of cap shown in fig. 6, and Fig. 8 is
The cross-sectional view for the state that cap shown in fig. 6 is connect with male connector.In addition, to corresponding with above-mentioned component in Fig. 6~Fig. 8
Component marks identical appended drawing reference.
In cap 1 shown in Fig. 2, used has bottom cylinder with plectane portion 20a and main part 20b as a seal part
The valve body 20 of shape.In this regard, having used disk-shaped valve body 40 as a seal part in variation shown in Fig. 6.
The valve body 40 includes valve body portion 40a, the shape by elastomers such as such as rubber materials or thermoplastic synthetic rubber
As disk-shaped；With maintained portion 40b, in valve body portion, the periphery of 40a is wholely set along entire periphery.In connector portion
12 inside is embedded with the cylindric interpolation body 41 that path is comparably with connector portion 12, and maintained portion 40b is held under the arm into interior to this
It inserts between body 41 and the end face of connector portion 12, valve body 40 is fixed on the inside of connector portion 12.
In addition, interpolation body 41 can also be configured to be integrally formed with body portion 11.
In the variation, it is configured with valve body portion 40a in the connecting hole 12a of the inside of connector portion 12, and passes through
The valve body portion 40a closes connecting hole 12a.An end face in axial direction outside the direction of valve body portion 40a becomes press surface
40c, and press surface 40c becomes shape for the same side with the front end face of connector portion 12 and exposes from connecting hole 12a to outside.?
The press surface 40c of valve body portion 40a is equipped with the linear slit 40d of 31 insertion of female Luer.
In addition, in the variation, being not provided with gas vent in body portion 11, it is located at the liquid inside body portion 11 and receives
Receive room 21 one end be directly becoming exhaust with opening 13.Exhaust opening 13 is opposite with connector portion 12 body portion 11
The end face upper opening of side, and covered by seizing the filter 22 being fixed between body portion 11 and cover 14 on both sides by the arms.
As shown in fig. 7, connecting hole 12a is sealed by valve body portion 40a in the state that cap 1 is not connect with connector 6
It closes.
On the other hand, as shown in figure 8, when cap 1 is fixed on connector 6 and female Luer 31 is inserted into connector portion
When in 12 connecting hole 12a, valve body 40 is pressed by female Luer 31 and is deformed towards the inner elastic of connector portion 12, and is pushed away
Slotted 40d and be connected to the opening 31a of female Luer 31 with liquid accommodating room 21 via slit 40d.
Therefore, the air origin when cap 1 is connect with male connector 6, and the inner valve of male connector 6 is opened, in pipe 5
It is pressed from the liquid of infusion packet 3 and is flowed into liquid accommodating room via the slit 40d of valve body 40 from the opening 31a of female Luer 31
21, the air being flowed into liquid accommodating room 21 is discharged through filter 22 to outside from exhaust with opening 13.Also, work as pipe 5
When interior air is all flowed into cap 1, liquid in pipe 5 from the opening 31a of connector 31 via the slit 40d of valve body 40 and
It is flowed into liquid accommodating room 21.Moreover, infusing completion in advance when the air of transfer line 2 is all discharged to outside by cap 1.
When pre- note is completed and removes cap 1 from male connector 6, as shown in fig. 7, valve body portion 40a passes through elastic force
It is restored to the original shape of closing connecting hole 12a, connecting hole 12a is closed by valve body 40.Therefore, liquid accommodating room 21 becomes by valve
The closed state of body 40, and liquid will not be outside from the liquid accommodating room 21 of cap 1 after removing cap 1 from male connector 6
Portion leaks out.
The cross-sectional view for the case where Fig. 9 is the variation of cap shown in Fig. 7 and is as a seal part and has used body.
Identical appended drawing reference is marked for component corresponding with above-mentioned component in Fig. 9.
In variation shown in Fig. 7, disk-shaped valve body has been used as the seal member for closing connecting hole 12a
40, but in variation shown in Fig. 9, body 50 has been used as a seal part.The body 50 be by natural rubber or
The various synthetic rubber such as isoprene rubber are formed as disk-shaped rubber bolt, the body 50 by with valve body as shown in Figure 7
40 identical constructions are fixed on the inside of connector portion 12 and close connecting hole 12a.
On the other hand, needle-like member is used as interconnecting piece corresponding with the body 50.In the illustrated case, as
Interconnecting piece is equipped with the needle 51 of connection in the end of the pipe 5 of transfer line 2.It has used as the needle 51 such as lower component: for example
It is formed by metal etc., and in the internal flow path for having and being connected with liquid flow path, and there is the opening of flow path in front end.
Body 50 is formed to the hardness being pierced into for above-mentioned needle 51 and thickness, by being pierced into needle 51 to body 50 and passing through
It wears, and connect the liquid flow path of transfer line 2 with the liquid accommodating room 21 of cap 1.Also, by via needle 51 make pipe 5 with
Liquid accommodating room 21 connects, and can infuse transfer line 2 in advance.
In addition, being not limited to be formed by the various synthetic rubber such as natural rubber or isoprene rubber as body 50
Rubber bolt, be also able to use and be formed by component by other materials such as synthetic rubber or resins.
The present invention is not limited to above embodiment, are able to carry out various changes within the scope of its spirit certainly
More.
For example, in the above-described embodiment, exhaust 13 is set as one end in liquid accommodating room 21 with being open with circular open,
And the covering exhaust round film member of opening 13 has been used as filter 22, but it is not limited to this, as long as and liquid
The exhaust that receiving room 21 is connected to opening 13 and the filter 22 for covering exhaust opening 13 are configured to make liquid accommodating room 21
Inside gas to outside penetrate and do not make penetration by liquid, various compositions can be used.For example, can also be configured to,
The complete cycle of the radial outside of liquid accommodating room 21 or a part is set to be open as exhaust opening 13, and by its periphery by justifying
Tubular or the filter of U-shaped 22 cover.
In addition, in the above-described embodiment, shell 10 is formed as linearly, it is equipped with connecting hole 12a in one end, and another
One end is equipped with exhaust opening 13, but connecting hole 12a and exhaust are able to carry out various changes with the direction of opening 13 and size etc.
More, such as shell 10 is made to be formed as L-shaped shape, keep connecting hole 12a orthogonal with the direction of exhaust opening 13 etc..
In addition, in the above-described embodiment, illustrating using mixed water injection anticancer agent in the opposite main infusion tube line of the cap 1
The case where transfer line 2 is infused in advance, as long as but the cap 1 on liquid flow path with female Luer 31 or connection
The composition of the interconnecting pieces such as needle 51 also can be used in for example connecting with the male connector for the front end for being located at syringe and to injection
The case where being infused in device in advance and the case where infused in advance to main infusion tube line etc..
Description of symbols
1 cap
2 transfer lines
3 infusion packets
4 connectors
5 pipes
6 male connectors
7, which instil, presss from both sides
10 shells
11 body portions
The next door 11a
11b gas vent
The grip part 11c
The protrusion 11d
12 connector portions
12a connecting hole
12b convex thread
13 exhaust openings
14 covers
14a venthole
14b bump
20 valve bodies (seal member)
20a plectane portion
20b main part
20c slit
21 liquid accommodating rooms
22 filters
30 shells
30b recessed screw thread
31 female Luers (interconnecting piece)
31a opening
32 operating sheets
40 valve bodies (seal member)
40a valve body portion
40b maintained portion
40c press surface
40d slit
41 interpolation bodies
50 bodies (seal member)
51 needles (interconnecting piece)
Claims (4)
1. a kind of cap, includes
Shell, the shell have the connecting hole connecting with the interconnecting piece for being set to liquid flow path, the liquid being connected with the connecting hole
Receiving room and the exhaust being connected with liquid accommodating room opening；With
Filter, by penetrating gas and being formed the material of penetration by liquid, installation is on the housing and described in covering
Exhaust opening,
Cap use when being infused in advance to the liquid flow path, which is characterized in that
With seal member, installation on the housing and the closing connecting hole, and is configured to by the interconnecting piece
When connecting with the connecting hole, the liquid flow path is enable to be connected to the liquid accommodating room,
When removing the cap from the interconnecting piece, the institute being connected with the liquid accommodating room is closed by the seal member
Connecting hole is stated, the liquid accommodating room is made to become closed state.
2. cap according to claim 1, which is characterized in that the seal member is made of elastomer, is by convex company
Connect the valve body opened when the interconnecting piece that device is constituted is connect with the connecting hole.
3. cap according to claim 1, which is characterized in that the seal member is created as the acicular interconnecting piece
The body that can be pierced into.
4. cap according to claim 1, which is characterized in that be equipped with the cover with venthole, institute on the housing
Filter deployment is stated between the shell and the cover.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2013/001256 WO2014132293A1 (en) | 2013-02-28 | 2013-02-28 | Cap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105007975A CN105007975A (en) | 2015-10-28 |
| CN105007975B true CN105007975B (en) | 2019-04-05 |
Family
ID=51427603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380073975.0A Active CN105007975B (en) | 2013-02-28 | 2013-02-28 | Cap |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6163198B2 (en) |
| CN (1) | CN105007975B (en) |
| WO (1) | WO2014132293A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009044401A2 (en) | 2007-10-02 | 2009-04-09 | Yossi Gross | External drug pump |
| US10195415B2 (en) * | 2015-09-21 | 2019-02-05 | Carefusion 303, Inc. | Priming device |
| US10576207B2 (en) | 2015-10-09 | 2020-03-03 | West Pharma. Services IL, Ltd. | Angled syringe patch injector |
| CN113648488B (en) | 2015-10-09 | 2024-03-29 | 西医药服务以色列分公司 | Curved fluid path attachment to prefilled fluid reservoir |
| CN113041432B (en) | 2016-01-21 | 2023-04-07 | 西医药服务以色列有限公司 | Medicament delivery device comprising a visual indicator |
| WO2017127215A1 (en) | 2016-01-21 | 2017-07-27 | Medimop Medical Projects Ltd. | Needle insertion and retraction mechanism |
| EP3405227B1 (en) | 2016-01-21 | 2020-06-17 | West Pharma. Services Il, Ltd. | Force containment in an automatic injector |
| US11389597B2 (en) | 2016-03-16 | 2022-07-19 | West Pharma. Services IL, Ltd. | Staged telescopic screw assembly having different visual indicators |
| KR101815632B1 (en) | 2016-04-18 | 2018-01-30 | (주)지메디 | Medical feeltering member for inning drug |
| JP6908040B2 (en) * | 2016-06-29 | 2021-07-21 | 株式会社ジェイ・エム・エス | Connector cap and connector with cap |
| CN109562229B (en) | 2016-08-01 | 2021-07-13 | 西医药服务以色列有限公司 | Anti-rotation medicine barrel pin |
| KR101868055B1 (en) * | 2016-08-05 | 2018-06-15 | (주)지메디 | Medical feeltering member for inning drug |
| EP3630226A1 (en) | 2017-05-30 | 2020-04-08 | West Pharma. Services Il, Ltd. | Modular drive train for wearable injector |
| CN107174690A (en) * | 2017-06-15 | 2017-09-19 | 无锡圣诺亚科技有限公司 | Exempt to sterilize block-by-block avulsion calparine cap |
| KR102168021B1 (en) * | 2017-10-20 | 2020-10-21 | 김용현 | Flushing device for injecting dangerous drug solution and Dangerous drug solution injection device |
| KR102137838B1 (en) * | 2018-04-27 | 2020-07-24 | 주식회사 이화메디텍 | End cap of tube for injecting liquid medicine |
| EP3804802A1 (en) * | 2019-10-10 | 2021-04-14 | Epic Medical Pte Ltd | Priming device and system |
| DE102022101151A1 (en) * | 2022-01-19 | 2023-07-20 | B. Braun Melsungen Aktiengesellschaft | Cap for an enteral conduction set connector and conduction set with a cap |
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| US5957898A (en) * | 1997-05-20 | 1999-09-28 | Baxter International Inc. | Needleless connector |
| CN1420754A (en) * | 2001-02-09 | 2003-05-28 | 深井工业株式会社 | Sealing device for injection/extraction port of liquid drug |
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| US4904239A (en) * | 1985-01-07 | 1990-02-27 | Baxter International Inc. | Infusor having a distal flow regulator |
| WO1986003978A1 (en) * | 1985-01-07 | 1986-07-17 | Baxter Travenol Laboratories, Inc. | Infusor having a distal flow regulator |
| US4741733A (en) * | 1985-01-07 | 1988-05-03 | Baxter Travenol Laboratories, Inc. | Infusor having a distal flow regulator |
| US7766897B2 (en) * | 2006-01-02 | 2010-08-03 | Carefusion 303, Inc. | Protective priming cap for self-sealing male Luer valve |
| JP5523527B2 (en) * | 2006-04-03 | 2014-06-18 | 日本コヴィディエン株式会社 | Male luer connector |
| JP5161457B2 (en) * | 2006-04-03 | 2013-03-13 | 日本コヴィディエン株式会社 | Male luer connector |
| JP5225858B2 (en) * | 2006-11-16 | 2013-07-03 | テルモ株式会社 | Temporary fixing member, connector assembly and infusion tube set |
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- 2013-02-28 CN CN201380073975.0A patent/CN105007975B/en active Active
- 2013-02-28 JP JP2015502574A patent/JP6163198B2/en active Active
- 2013-02-28 WO PCT/JP2013/001256 patent/WO2014132293A1/en active Application Filing
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| US5957898A (en) * | 1997-05-20 | 1999-09-28 | Baxter International Inc. | Needleless connector |
| CN1420754A (en) * | 2001-02-09 | 2003-05-28 | 深井工业株式会社 | Sealing device for injection/extraction port of liquid drug |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014132293A1 (en) | 2014-09-04 |
| JP6163198B2 (en) | 2017-07-12 |
| CN105007975A (en) | 2015-10-28 |
| JPWO2014132293A1 (en) | 2017-02-02 |
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