CN1688359A - Cap of tube for supplying liquid - Google Patents
Cap of tube for supplying liquid Download PDFInfo
- Publication number
- CN1688359A CN1688359A CNA038238861A CN03823886A CN1688359A CN 1688359 A CN1688359 A CN 1688359A CN A038238861 A CNA038238861 A CN A038238861A CN 03823886 A CN03823886 A CN 03823886A CN 1688359 A CN1688359 A CN 1688359A
- Authority
- CN
- China
- Prior art keywords
- medicated cap
- pipe
- liquid
- main body
- passage
- 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.)
- Granted
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 95
- 239000003814 drug Substances 0.000 claims description 63
- 230000002745 absorbent Effects 0.000 claims description 19
- 239000002250 absorbent Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 16
- 239000006096 absorbing agent Substances 0.000 claims description 15
- 229940079593 drug Drugs 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 239000002657 fibrous material Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 238000002347 injection Methods 0.000 description 18
- 239000007924 injection Substances 0.000 description 18
- 239000002775 capsule Substances 0.000 description 13
- 238000002788 crimping Methods 0.000 description 5
- 230000009102 absorption Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000035515 penetration Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 1
- GQWNECFJGBQMBO-UHFFFAOYSA-N Molindone hydrochloride Chemical compound Cl.O=C1C=2C(CC)=C(C)NC=2CCC1CN1CCOCC1 GQWNECFJGBQMBO-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Substances O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229950000845 politef Drugs 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Images
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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7536—General characteristics of the apparatus with filters allowing gas passage, but preventing liquid passage, e.g. liquophobic, hydrophobic, water-repellent membranes
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)
- Closures For Containers (AREA)
Abstract
A cap (10) connected to a liquid supplying tube (90) includes a passage, a liquid absorption member (40), and a gas permeable and liquid impermeable filter (50). The passage communicates with the tube and has open end. The liquid absorption member (40) is located with the passage. The filter (50) is mounted at the end of the passage to close the passage.
Description
Technical field
The present invention relates to a kind of medicated cap (cap) that is used for liquid supply tube, relate in particular to a kind of can being installed under the state of pipe, the medicated cap that the air that will exist in will managing before supply liquid is discharged at it.
Background technology
Usually, pipe is connected to and can be input to the intravital liquid supplying apparatus of people to liquid medicine (or blood).The end of pipe is blocked by medicated cap before the medicine injection.When medicine is injected into, by medicated cap being removed from pipe and the inlet that the end of this pipe is connected to the element (for example, conduit) that directly is connected with human body being used this pipe.Before pipe is connected in conduit, injected material (liquid medicine) is flowed downward discharge with the air that will remain in the pipe.If air is injected in patient's the body, danger will appear in patient.Usually, in the middle of the processing of air-out, liquid medicine has some losses.In above-mentioned traditional medicated cap, loading onto under the state of this medicated cap, air can not be drained (sterilization).
Korean utility model registration No. is to disclose the inventor in the document of 20-0226977 to address the above problem the device that proposes.In the device that this is suggested, distal end cap is equipped with air strainer (passfilter) and steam vent to discharge with the air in will managing expediently.Just, along with liquid medicine is fed to aforementioned tube from liquid supplying apparatus, the air that is present in the pipe promotes and then shifts to above-mentioned medicated cap by the liquid medicine of being supplied.Therefore, air ejects by above-mentioned air strainer and steam vent.Owing to have only air from pipe, to run out, therefore might easily air be discharged and can not lose liquid medicine.The said structure device has the better remarkable result more next than traditional hatband.Yet, exist air can rest on situation between the liquid in pipe drug moiety sometimes.Rest between the liquid in pipe drug moiety in this case at air, above-mentioned air strainer and steam vent may just just be discharged from air and blocked by the first of liquid, and like this, the air that rests between the liquid part just can not be discharged from.In this case, be not convenient resting on the intermediary air discharge of liquid medicine, this is because of having only medicated cap to be opened, and then the liquid medicine part is discharged prior to air, just air is discharged after on the cap then.Above-mentioned not convenient in order to solve, need a kind of further improved distal end cap, it need not this medicated cap and pipe just separate and can will be present in the air discharge of liquid in pipe between partly.
Summary of the invention
The object of the present invention is to provide a kind of distal end cap with good result, it has further improved the structure of the existing distal end cap of inventor's proposition, the present invention especially also provides a kind of like this medicated cap that is used for the end of pipe, and it can easily be discharged the air that exists between the part of the liquid in the pipe.
Air is present in the pipe usually.When liquid medicine was supplied to pipe, air was discharged from this pipe by the end of aforementioned tube, and then liquid medicine arrives the end of pipe.Air sometimes exactly is located in the back of the liquid medicine of the end that at first reaches pipe.Even if the invention provides a kind of distal end cap that still can effectively above-mentioned air be discharged in these cases.The inventor consider air be present in the end that at first reaches pipe liquid medicine the back in this case, the quantity of the above-mentioned part of liquid is few, and has designed a kind of distal end cap that is equipped with the liquid absorption material (absorber) of the above-mentioned part that can absorb liquid in view of this consideration.
According to an aspect of the present invention, the invention provides a kind of medicated cap that is used for pipe, the end that it is connected to described pipe comprises: the passage that is used to be communicated with described pipe and outside; Be arranged at the liquid absorbent layer in the described passage; The impermeable filter of gas permeable and liquid, it is used for blocking described passage than described liquid absorbent layer further from (downstream) position of described pipe.
Described liquid absorbent layer can be configured to be looped around described passage around.Described liquid absorbent layer can be made by spongy material or fibrous material.
Described filter can be made by the aerated plastics resin material.
Described medicated cap also can comprise: main body, the ledge that is connected that comprises outer wall and the inboard that radially is arranged on described outer wall, in described main body, the other end relative with an end that is provided with described connection ledge thereon of described main body is open, described passage forms in described main body, and described liquid absorbent layer is accommodated in the described main body; Closing device, it is connected to described another open end of the described main body of sealing, and described closing device comprises with described channel connection and by the discharge orifice of described filter blocks.
Described connection ledge can comprise that to the inside and outward extending pipe of the described end of described outer wall described absorber element is fixedly mounted in the outer wall of described main body and extending internally between the part of described connection ledge.
Described closing device also can comprise and being used for described absorber element and the isolated mutually extension of described filter.
Described distal end cap can be connected to the injection quantity adjustor that separable clamp is installed, and described distal end cap also can be connected to described clamp, is removed so that they can come along.
According to a further aspect of the present invention, provide a kind of liquid medicine feeding mechanism that is used to supply liquid medicine, having comprised: fluid medication container; Be used for pressurizing unit that the liquid medicine that is stored in described fluid medication container is exerted pressure; Be connected in the pipe of described fluid medication container; And any described medicated cap of claim in 1 to 8 that is connected to the described end of described pipe according to the present invention.
Described liquid medicine feeding mechanism also can comprise volume control device, described volume control device comprise be connected to described medicated cap and supply during described liquid medicine with removed device.
Brief Description Of Drawings
In order to make those of ordinary skill in the art understand purpose of the present invention and feature better, embodiment preferred of the present invention is described with reference to the accompanying drawings, wherein:
Fig. 1 is equipped with the axonometric chart of the liquid medicine injection apparatus of pipe cap according to embodiments of the present invention;
Fig. 2 is the axonometric chart of pipe cap among the Fig. 1 that is presented at when managing with the medicated cap connection status;
Fig. 3 is the cutaway view of the pipe cap that shows among Fig. 1; And
Fig. 4 is the side view of pipe cap that shows among Fig. 2 and the injection volume adjustor that is connected with pipe cap, and wherein, the injection volume adjustor is partly excised to show its inside.
Specific embodiments
Below, embodiment of the present invention are described in detail with reference to corresponding accompanying drawing.
With reference to Fig. 1, pipe 90 is connected to liquid medicine injection apparatus 60.Liquid medicine injection apparatus 60 generally includes supply cylinder 64 and piston 66.When affording elastic force via rubber bag tank (bladder), air pressure and driving the power that push rod produces by motor (motor), piston is moved and the medicine in the above-mentioned cylinder is released.
The end that pipe 90 is connected to the cylinder 64 of injection device 60 is equipped with (for example) supply valve 70 before using this device medicine to be fed in the cylinder 94 being used for by pipe 90 passages that are used for liquid medicine that limit.Clip 72 also is equipped with in order to cut off in the case of necessary along pipe 90 mobile drug flow.The structure that is connected in the pipe of injection device can be a disclosed structure in the document of PCT publication number WO 02/11791A1, and the detailed content of disclosed relevant portion is incorporated herein by reference in this article in the document of PCT publication number WO 02/11791 A1.The medicated cap 10 that terminal Connection Element 80 and being used to blocks the opening of Connection Element 80 is connected to the end of pipe 90.In the time of in medicine is injected into human body, medicated cap 10 is removed, and Connection Element 80 is connected to the inlet that directly is inserted into the intravital element of people (for example, conduit).
With reference to Fig. 2, be provided with cylindricality ledge 84 in the end of Connection Element 80.Ledge 84 is provided with opening 86.Medicine is supplied by opening 86.Connection Element 80 is provided with and is looped around ledge 84 cylindrical wall 84 on every side.Female thread form on the inner surface of cylindrical wall 82 and will with pin thread (this will be described below) interlock on the part 261 that stretches out of medicated cap 10.After medicated cap 10 was removed, the adapter of female thread and conduit or analog was spirally connected.The part that is spirally connected is configured to sealing with being hedged off from the outer world.
With reference to Fig. 2, medicated cap 10 has post shapes basically and has an end of the Connection Element 80 that is connected to the end that is positioned at pipe 90.With reference to Fig. 2 and Fig. 3, medicated cap 10 comprises main body 20 and closing device 30.Main body 20 is for the shape of staged hollow posts and have the cylindricality lateral wall 22 that extends to end wall 24.Main body is open with respect to the end of above-mentioned end wall and is closed device 30 (describing hereinafter) sealing.
Be provided with in the lateral center of end wall 24 and be formed the connection tube 26 that axially extends with opposite direction with respect to sidewall 24.Pin thread forms in the end portion of the part 261 that stretches out of connection tube 26, and with the inner surface of the cylindrical wall 82 of Connection Element 80 on the female thread interlock that forms.Connection tube 26 be hollow have the passage 263 of circular cross section with formation.The corresponding ledge 84 of Connection Element 80 is inserted into passage 263, so that the hole 86 of ledge 84 can be communicated with the passage 263 of connection tube 26.The passage 263 of connection tube 26 is made into a taper a little, makes its diameter upcountry reduce like this.This just feasible corresponding ledge 84 along with Connection Element 80 will closely contact with passage when further being inserted above-mentioned passage.The part 262 that extends internally that extends internally that is formed of connection tube 26 separates with sidewall 22 within a predetermined distance.Liquid absorbent layer 40 (will be described below) firmly is installed to the space that extends internally between part 262 and the sidewall 22.
With reference to Fig. 3, absorber element 40 is cartridge by diffusion of volatile treating agent (passage heart place therein penetrates) of being furnished with passage, that is, it is an annular cylindrical member.In this embodiment, absorber element 40 is preferably made by absorbing well with the material of liquid hold-up.Can use the sponge of foamed materials and such as the fibrous material of cloth.For example, can use the sponge of making by melamino-formaldehyde condensation polymer (melamine formaldehydepolycondensate).Yet the above-mentioned material of absorber element is not restricted to this material in the present invention.Any material that can absorb liquid well can be used.Above-mentioned absorber element has interior and overall diameter makes it can be installed to securely between the outer surface of the inner surface of sidewall 22 and the part 262 that extends internally like this.The outer surface of absorber element 40 is contacted with the sidewall 22 of main body 20.One end of absorber element is fixedly fitted into the annular space between the sidewall 22 of extend internally part 262 and main body 20 of connection tube 26.The other end of absorber element is supported by the closing device 30 that will be described below.
With reference to Fig. 2 and Fig. 3, closing device 30 comprises the circular lid (lid) 32 of the opening that is used to cover main body 20 and embeds boss (boss) 34, embeds boss 34 and extends and be mounted and be included in the main body 20 from lid 32.Lid 32 and embedding boss 34 are provided with axial passage 341.The end in above-mentioned lid one side of axial passage 341 is provided with grabs card (capture) step 3431.Passage 341 is formed with tapering part 342 and filter receiving portion 343, wherein, tapering part 342 is made into such taper so that its diameter approximately reduces towards lid 32 to the middle part of above-mentioned passage gradually from the end that embeds boss 34, and filter receiving portion 343 has less times greater than the diameter of the substantial constant of the diameter of tapering part 342 and from tapering part 342 and extends to air tap 321.Because thereby the difference between the diameter of the associated ends of filter receiving portion 343 and tapering part 342 is formed with low step 3432.The air strainer 50 that will be described below is installed to filter receiving portion 343 tightly and is accommodated in wherein.Can be not outstanding thereby the air strainer 50 that is contained in filter receiving portion 343 is grabbed card by the step 3432 that forms between filter receiving portion 343 and tapering part 342 to tapering part 342.Prevent that via grabbing card step 3431 above-mentioned air strainer from outwards dropping out.
With reference to Fig. 3, embed boss 34 and comprise first to the 3rd extension 35,36 and 37, the transverse section of above-mentioned extension is circular and overall diameter in turn reduces towards the end of above-mentioned embedding boss.The overall diameter of first extension 35 is determined to be with the inner surface of main body 20 and closely contacts.This makes above-mentioned embedding boss be installed securely and prevents that when closing device 30 is installed through the opening of main body 20 it from coming off.As a kind of selection, closing device 30 can be connected to main body 20 by binding, so that they can be not separated from one another.The diameter of second extension 36 is less than the diameter of first extension 35.Between first extension 35 and second extension 36, has step.
The overall diameter of the 3rd extension 37 (less than the overall diameter of second extension 36) is determined to be the 3rd extension can be fixedly mounted in the liquid absorbent layer 40.Between second extension 36 and the 3rd extension 37, step is arranged.The 3rd extension 37 is lengthways embedded liquid absorbent layer 40.The intimate ground of the 3rd extension 37 contacts with the inner surface of absorber element 40, and the step adjacency between an end of absorber element 40 and second extension 36 and the 3rd extension 37.The end of the 3rd extension 37 be taper so that it can be embedded in the absorber element 40 smoothly.The effect of the 3rd extension 37 is to prevent that liquid absorbent layer 40 from abutting against on the air strainer 50, or prevent the liquid that absorbs by liquid absorbent layer 40 since the liquid that is absorbed to outflow and adjacent with air strainer 50.If liquid-to-air filter 50 or air drain hole 50 adjacency, then air can not suitably be discharged or require a great deal of time discharged air.
The material of air strainer 50 penetration air by liquid impermeable is made and fully with passage 321 sealings.Just, above-mentioned air strainer can not be permeated by liquid and pass but air can permeate the material that passes makes.Preferably, air strainer 50 can be processed into the shape that is suitable for above-mentioned passage and makes and use by the aerated plastics resin material that will have above-mentioned attribute.The above-mentioned material that is used for air strainer can obtain from Bo Ruisi company limited (Porex Corporation), and the said firm is positioned at U.S. Fil originally, and GA 30213 (Fairburn, GA 30213, and U.S.A.), the network address of company is www.porex.com.The trade mark that obtains from the Bo Ruisi company limited can use for the product of " Porex Hydrophobic Vents (Bo Ruisi weep hole) ".These products are made by poly-ethyl politef (polyethylepolytetrafluoroethylene).Be used for air strainer material can also from cellular plastic limited company (Micropore Plastics Inc) obtains, the said firm be positioned at georgia ,u.s.a the stone mountain (Stone Mountain, Georgia, U.S.A).Therefore air strainer 50 has elasticity and can shrink slightly in the passage 321 of being installed to closing device 30 time, then returns to its original state in position.
Describe the operation of above-mentioned medicated cap in detail referring now to Fig. 2 and Fig. 3.
With reference to Fig. 2 and Fig. 3, air 91 is present in the back that at first reaches the terminal liquid medicine part of pipe in the pipe 90 just.This part of liquid medicine is introduced in the medicated cap 10 by the opening 86 of Connection Element 80.The liquid medicine that at first is introduced into part its with air strainer 50 in abutting connection with before fully by liquid absorbent layer 40 absorptions with fluid absorbent.The 3rd extension 37 of closing device 30 prevents that the part that is absorbed element 40 absorptions of liquid medicine from flowing in the air strainer 50 once more.When the liquid medicine that at first is introduced into was absorbed fully by liquid absorbent layer 40, the air of introducing subsequently 80 arrived air strainers 50 and then by liquid impermeable but the air strainer 50 of penetration air and air tap 321 natures and fully be discharged to the outside.Therefore, have only liquid medicine to rest in the medicated cap 10.Then, medicated cap 10 is rotated to separate with terminal Connection Element 80 and to be connected to conduit or analog, like this, has only fully can be supplied from the liquid medicine of wherein having removed air.
What Fig. 4 showed is to increase the medicated cap that belt (string) 150 is arranged.In this embodiment, belt 150 is connected to medicated cap 10 primary element of injection quantity adjustor.In Fig. 4, the shell 110 of injection quantity adjustor 100 is partly excised to demonstrate the inside of injection quantity adjustor 100.With reference to Fig. 4, the end of medicated cap 10 is installed in the end of the pipe 90 that is connected in injection quantity adjustor 100.Liquid medicine is supplied by injection quantity adjustor 100 and pipe 90.
Injection quantity adjustor 100 plays the effect of the liquid medicine amount that maintenance consistently supplied, and plays the effect of the liquid medicine amount that interim increase supplies.For this reason, injection quantity adjustor 100 comprises the interim storage capsule (bladder) 130 that is used for the storage of liquids medicine, is used to push the button member 120 of storage capsule 130 and is fixed with the clamp 140 of the state that keeps making button member 120 extruding storage capsules 130.Storage capsule 130 is connected to manages 131 and 132, and liquid medicine flows into and outflow from the storage capsule by pipe 131 and 132.Pharmaceutical liquid can be stoped the gate (shutter) 123 of the button member 120 that is described below by its effusive pipe 132.Interim storage capsule 130 will increase the amount of the liquid medicine of being supplied provisionally.Like this, liquid medicine is normally supplied by other passage (not shown).Button member 120 comprises rotating shaft 121, and torsionspring 122 is mounted around rotating shaft 121.Therefore, button member 120 can be rotated around rotating shaft 121, and bears the power that torsionspring 122 applies with the direction that is used to keep gate 123 to stop the state of pipe 132.At the two opposite sides of button member 120, be respectively arranged with crimping section 124 and gate 123 with respect to rotating shaft 121.Like this, if the part of the side that is positioned at crimping section 124 of button member 120 is pressed, then storage capsule 130 is depressed and pushed to crimping section 124, and the gate 123 of chock tube 132 is raised to be opened will manage 132, as shown in the figure.Then, the liquid medicine that is stored in the storage capsule 130 is supplied extraly to increase the amount that is supplied liquid medicine provisionally.
Simultaneously, before the interim operation that will use the end of liquid medicine being delivered to pipe 90, this interim operation is set to store the state of capsule 130 under being extruded.Like this, depress the state of storing capsule 130 in order to keep crimping section 124 as shown in the figure, clamp 140 is installed in the top of the side that is positioned at crimping section 124 of button member 120.In other words, when clamp 140 was mounted, storage capsule 130 was extruded part 124 and depresses, and was connected in storage capsule 130 and by it effusive pipe 132 of liquid medicine is in the state of opening.In this state, when liquid medicine was supplied from supplying cylinder 64 (as shown in Figure 1), liquid medicine flow into Connection Element 80 by injection volume adjustor 100 and pipe 90.At this moment, air is removed by the medicated cap of describing in the above referring to figs. 1 through Fig. 3 10.After air was removed fully, medicated cap 10 was removed, and Connection Element 80 is connected to conduit with the supply liquid medicine.During this time, the clamp 140 of injection volume adjustor 100 also should be removed.Yet, clamp 140 removals are opened owing to be connected to the pipe 132 of storage capsule 130, so can not keep normal liquid medicine supply status if forgotten.Therefore, preferably clamp 140 is connected to medicated cap 10 with belt 150.Because after medicated cap 10 was removed, connected clamp 140 can not come along with medicated cap 10 and remove, therefore might remove above-mentioned clamp reliably.
Under such a case, promptly exist a kind of inevitably will situation before being input to liquid medicine in the human body with the element of its removal under, if this treats that removed element is connected to above-mentioned medicated cap in aforesaid mode, this element just can be removed reliably and can not forget this element is removed.
Although the present invention gives an example with reference to exemplary embodiment and describes,, should be realized that under the situation that does not deviate from the spirit and scope of the present invention and can carry out variations and modifications above-mentioned embodiment.
Claims (10)
1. medicated cap that is used for pipe, described medicated cap is connected to the end of described pipe, and described medicated cap comprises:
Be used for passage that described pipe is in communication with the outside;
Be arranged at the liquid absorbent layer in the described passage; And
The impermeable filter of gas permeable and liquid, it is used for blocking described passage than described liquid absorbent layer further from the position of described pipe.
2. medicated cap as claimed in claim 1, wherein, described liquid absorbent layer be looped around described passage around.
3. medicated cap as claimed in claim 1, wherein, described liquid absorbent layer is made by sponge material.
4. medicated cap as claimed in claim 1, wherein, described liquid absorbent layer is made by fibrous material.
5. medicated cap as claimed in claim 1, wherein, described filter is made by the aerated plastics resin material.
6. as the described medicated cap of claim 1 to 5, also comprise:
Main body, it comprises outer wall and the ledge that is connected that radially is arranged on described outer pars intramuralis, in described main body, the other end relative with an end that is provided with described connection ledge thereon of described main body is open, described passage forms in described main body, and described liquid absorbent layer is accommodated in the described main body; With
Closing device, it is connected to described another open end of the described main body of sealing, and described closing device comprises with described channel connection and by the discharge orifice of described filter blocks.
7. medicated cap as claimed in claim 6, wherein, described connection ledge comprises the inside and outward extending pipe of a described end to described outer wall, and described absorber element is fixedly mounted in the outer wall of described main body and extending internally between the part of described connection ledge.
8. medicated cap as claimed in claim 6, wherein, described closing device also comprises and being used for described absorber element and the spaced-apart extension of described filter.
9. liquid medicine feeding mechanism that is used to supply liquid medicine comprises:
Fluid medication container;
Pressurizing unit is used for the liquid medicine that is stored in described fluid medication container is exerted pressure;
Be connected in the pipe of described fluid medication container; And
With the medicated cap that the end of described pipe is connected, described medicated cap according to the present invention in 1 to 8 any claim described.
10. device as claimed in claim 9 also comprises volume control device, described volume control device comprise be connected to described medicated cap and supply during described liquid medicine with removed parts.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020020047128 | 2002-08-09 | ||
| KR20020047128 | 2002-08-09 | ||
| KR1020020073983 | 2002-11-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1688359A true CN1688359A (en) | 2005-10-26 |
| CN100536956C CN100536956C (en) | 2009-09-09 |
Family
ID=35306260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB038238861A Expired - Lifetime CN100536956C (en) | 2002-08-09 | 2003-08-06 | Cap of tube for supplying liquid |
Country Status (5)
| Country | Link |
|---|---|
| KR (2) | KR100463636B1 (en) |
| CN (1) | CN100536956C (en) |
| AT (1) | ATE416005T1 (en) |
| DE (1) | DE60325069D1 (en) |
| HK (1) | HK1084613A1 (en) |
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| CN102143732A (en) * | 2009-08-17 | 2011-08-03 | 株式会社麦蒂派玛魄链 | Infusion pot |
| CN103990226A (en) * | 2014-06-10 | 2014-08-20 | 倪新华 | Exhaust bacterium blocking cap |
| CN107427672A (en) * | 2015-03-26 | 2017-12-01 | 贝克顿·迪金森公司 | Modified is automatically stopped breather plug |
| CN112041019A (en) * | 2018-04-27 | 2020-12-04 | 株式会社以和洋行 | End cap for liquid drug injection tube |
| CN114585401A (en) * | 2019-10-18 | 2022-06-03 | 金镕玄 | Chemical solution injection device and chemical solution injection preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101050489B1 (en) * | 2011-01-11 | 2011-07-22 | 박시명 | Device for removing air |
| KR101039115B1 (en) * | 2011-03-08 | 2011-06-03 | 주식회사 삼안 | Reinforcement apparatus of water pipe in weaknessground |
| WO2021075900A1 (en) * | 2019-10-18 | 2021-04-22 | 김용현 | Chemical solution injection device and chemical solution injection preparing method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0120569Y1 (en) * | 1995-01-25 | 1998-07-01 | 박혁준 | Connector between tube and rubber connector for infusion set |
| IT235830Y1 (en) * | 1995-04-06 | 2000-07-18 | Borla Ind | "LUER-LOCK FITTING WITH PROTECTION CAP FOR MEDICATION LINES-INFUSION-TRANSFUSION." |
| US6394983B1 (en) * | 1998-10-28 | 2002-05-28 | Abbott Laboratories | Cap and luer connector for a fluid transfer device |
| DE69923858T2 (en) * | 1998-10-29 | 2006-01-12 | Medtronic MiniMed, Inc., Northridge | COMPACT PUMP DRIVE SYSTEM |
| CN1227042C (en) * | 2000-07-22 | 2005-11-16 | 金容年 | Liquid supply apparatus |
-
2002
- 2002-11-26 KR KR10-2002-0073983A patent/KR100463636B1/en active IP Right Grant
- 2002-11-28 KR KR20-2002-0035613U patent/KR200305256Y1/en not_active IP Right Cessation
-
2003
- 2003-08-06 AT AT03784671T patent/ATE416005T1/en not_active IP Right Cessation
- 2003-08-06 DE DE60325069T patent/DE60325069D1/en not_active Expired - Lifetime
- 2003-08-06 CN CNB038238861A patent/CN100536956C/en not_active Expired - Lifetime
-
2006
- 2006-04-25 HK HK06104924.7A patent/HK1084613A1/en not_active IP Right Cessation
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102143732A (en) * | 2009-08-17 | 2011-08-03 | 株式会社麦蒂派玛魄链 | Infusion pot |
| CN102143732B (en) * | 2009-08-17 | 2014-06-25 | 株式会社麦蒂派玛魄链 | Infusion pot |
| CN103990226A (en) * | 2014-06-10 | 2014-08-20 | 倪新华 | Exhaust bacterium blocking cap |
| CN107427672A (en) * | 2015-03-26 | 2017-12-01 | 贝克顿·迪金森公司 | Modified is automatically stopped breather plug |
| CN107427672B (en) * | 2015-03-26 | 2020-11-10 | 贝克顿·迪金森公司 | Improved automatic stop vent plug |
| CN112041019A (en) * | 2018-04-27 | 2020-12-04 | 株式会社以和洋行 | End cap for liquid drug injection tube |
| CN114585401A (en) * | 2019-10-18 | 2022-06-03 | 金镕玄 | Chemical solution injection device and chemical solution injection preparation method |
Also Published As
| Publication number | Publication date |
|---|---|
| ATE416005T1 (en) | 2008-12-15 |
| KR20040014125A (en) | 2004-02-14 |
| DE60325069D1 (en) | 2009-01-15 |
| HK1084613A1 (en) | 2006-08-04 |
| KR200305256Y1 (en) | 2003-02-25 |
| KR100463636B1 (en) | 2004-12-30 |
| CN100536956C (en) | 2009-09-09 |
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