CN1266717A - Adjustable pressure injector - Google Patents
Adjustable pressure injector Download PDFInfo
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- CN1266717A CN1266717A CN 99103345 CN99103345A CN1266717A CN 1266717 A CN1266717 A CN 1266717A CN 99103345 CN99103345 CN 99103345 CN 99103345 A CN99103345 A CN 99103345A CN 1266717 A CN1266717 A CN 1266717A
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Abstract
An adjustable pressure injection device for soft drip bag with an extended dropper is composed of casing containing the first and the second cavities, pressure chamber for storing pressure gas in it, pressure regulator communicated with the pressure chamber and the second cavity and pressure gauge for indicating the pressure in the second cavity. The pressure of gas in the second cavity can be adjusted by said regulator to a defined value which is applied to drip bag, so the liquid medicine in it can be injected into human body.
Description
The present invention relates to a kind of medical domain and import medium in the body or impose on apparatus on the body, particularly relate to a kind of pressed gas that utilizes drip bag is exerted pressure, and make medicinal liquid can inject the adjustable pressure injector that enters human body smoothly.
It is early stage that patient is every when having an intravenous drip, must be in bed silently about one to a few hours of recumbency wait for that the medicinal liquid of drop drips off, but fast development along with the medical device manufacturing technology, the medical device development of manufacturing goes out a kind of scalp acupuncture of very tiny injection, make doctor or nurse need only suitably cemented this scalp acupuncture, scalp acupuncture promptly can be difficult for breaking away from blood vessel, injects and patient need not be lied on a bed, patient only need promote to collude the infusion stand of hanging drip bag, can get around; But because the injection of drop must be hung drip bag in higher position, utilize the potential energy of drip bag to convert kinetic energy to, and make the medicinal liquid in the drip bag successfully be injected into human body, therefore the height that colludes the infusion stand of hanging drip bag must be made an appointment with suitable with people's height, so patient must utilize the not another hand propelled infusion stand of injection walking disorder of internal organs, if patient only is in-plant walking about certainly, then promote the still unlikely puzzlement that causes patient of infusion stand, if but go to toilet patient, under the situation of walking about of stair activity or long distance, all can cause the handicapped puzzlement of patient, and in the process that promotes infusion stand, patient very likely falls because of being tripped by infusion stand, and its consequence is then well imagined; Also once had in addition patient when having an intravenous drip still alone steering vehicle leave the situation of hospital, at this moment, patient promptly must drive on the other hand, on the other hand drip bag is lifted highly, this kind scene dangerous sign or phenomenon is especially grown wild.Learn that by aforementioned being not difficult existing dropping syringe has inconvenience in some cases really, and the assistant officer waits to be improved.
Because patient has handicapped defective when the injection drop, and the defective of above-mentioned existing dropping syringe existence, the inventor is based on abundant practical experience and Professional knowledge, in line with excelsior spirit, actively studied innovation at aforementioned disadvantages, through constantly research, design, and after studying sample and improvement repeatedly, create the present invention finally.
Main purpose of the present invention is, overcomes the defective that existing dropping syringe exists, and a kind of adjustable pressure injector of new structure is provided, and it is had can make user reach the effect easily of taking action.
The objective of the invention is to realize by following technical scheme.A kind of adjustable pressure injector according to the present invention's proposition, medicinal liquid in the soft drip bag of its injectable, and this drip bag extension is provided with a stilligout, it is characterized in that it mainly includes a housing, one pressure chamber, one pressure regulator and a piezometer, wherein: above-mentioned housing, formation is provided with first room and second room, and the second room molding is provided with an opening, drip bag can be put into second room by this opening, and can be provided with a lid and be covered on opening, make this second room be the structure of sealing state, and second room is provided with a pipeline that places for stilligout away from an end molding of first room; Above-mentioned pressure chamber is arranged in first room, but and pressure store gas; Above-mentioned pressure regulator, include one and be arranged at the adjustment part that body, a cock body, that can move in first room is arranged in the body apical margin and protrudes housing in body, and pull elastic component between cock body and adjustment part of top, wherein: this body, form respectively on it and be provided with an air inlet and an air vent, this air inlet is for to be connected with pressure chamber; This cock body, molding is provided with a blow vent on it, and portion offers a vessel within it, this blow vent and the corresponding connection of the air inlet of body, vessel then is connected with the air vent of body, is provided with a connecting pipe between the air vent and second room simultaneously and is connected, and the outer rim of this cock body is organized respectively and is provided with soft last resistance body and organizes body down again, and should go up resistance body, down resistance body for the inner edge of body touch mutually to, and the blow vent of cock body is to be provided with between last resistance body and following resistance body; Above-mentioned piezometer was installed on communicating pipe, with the pressure of sensing in communicating pipe.
Purpose of the present invention can also further realize by following technical measures.
Aforesaid adjustable pressure injector, the wherein said second room group is provided with a safety relief valve.
Aforesaid adjustable pressure injector, the pipeline place of wherein said second room is provided with a soft stop part, this stop part and stilligout touch mutually to.
Aforesaid adjustable pressure injector be provided with a flexible sealing bag in wherein said second room, and the sealing bag was connected with communicating pipe.
Aforesaid adjustable pressure injector, wherein said safety relief valve is convexly equipped with at second room, and is connected with sealing bag, the pressed gas that exceeds can be discharged outside second room when sealing bag internal pressure is increased unusually.
Aforesaid adjustable pressure injector, wherein said housing includes one first container, one second container and a buckle structure and makes, form respectively in this first container, second container and be provided with first room and second room, this buckle structure is made and is binding that first container and second container are interlocked.
Aforesaid adjustable pressure injector, wherein said buckle structure are made and are provided with one and form the embedding seat, be arranged on first container and be arranged on second container and with embedding seat corresponding chimeric, and a body that colludes that is hubbed on second container.
Aforesaid adjustable pressure injector, wherein said first container are provided with one and collude body and collude the groove of putting, but this chimeric is designed to be entrenched in the embedding seat and the structure of turn; Communicating pipe one end that is provided with in this first room forms a protruding end for protruding from first container, and on second container, be provided with a storage tank that is connected with second room, and that this storage tank is set to is corresponding with the protruding end of communicating pipe, this storage tank is interior for the protruding end of communicating pipe places, and this protruding end is provided with the sealing ring of a soft materials.
The present invention compared with prior art has tangible advantage and good effect.By above technical scheme as can be known, the present invention is characterized in the corresponding connection of blow vent of air inlet and cock body of the body of pressure regulator, utilize adjustment part to adjust the pressure that elastic component acts on cock body, make the pressed gas in pressure chamber enter the appearance air chamber of cock body via air inlet, blow vent, and when reaching the setting pressure of adjustment part, this cock body moves with respect to body, and make down the resistance body block in air inlet, at this moment, hold in the air chamber pressed gas and continue to transport to second room drip bag is exerted pressure, to reach the effect of liquid medicine injection; When the pressure in holding air chamber descends slightly in addition, cock body promptly descends slightly and moves, and blow vent is communicated with air inlet, the then pressed gas of pressure chamber air inlet in a small amount once again, up to reaching setting pressure, so can keep certain pressure in second room, and can reach the effect of medicinal liquid stable injectable.
Adjustable pressure injector of the present invention, it is the medicinal liquid that is used to inject in the soft drip bag, and this drip bag extension is provided with a stilligout, this pressure injector includes a housing, one pressure chamber, one pressure regulator and a piezometer, wherein: above-mentioned housing, its formation is provided with first room and second room, and the second room molding is provided with an opening, drip bag can be put into second room by this opening, and can be provided with a lid and be covered on opening, make this second room be the structure of sealing state, and second room is provided with a pipeline that places for stilligout away from an end molding of first room; Above-mentioned pressure chamber is arranged in first room, but and pressure store gas; Above-mentioned pressure regulator, include one and be arranged at the adjustment part that body, a cock body, that can move in first room is arranged in the body apical margin and protrudes housing in body, and pull elastic component between cock body and adjustment part of top, wherein: this body, form respectively on it and be provided with an air inlet and an air vent, this air inlet is for to be connected with pressure chamber; This cock body, molding is provided with a blow vent on it, and portion offers a vessel within it, this blow vent and the corresponding connection of the air inlet of body, vessel then is connected with the air vent of body, is provided with a connecting pipe between the air vent and second room simultaneously and is connected, and the outer rim of this cock body is organized respectively and is provided with soft last resistance body and organizes body down again, and should go up resistance body, down resistance body for the inner edge of body touch mutually to, and the blow vent of cock body is to be provided with between last resistance body and following resistance body; Above-mentioned piezometer was installed on communicating pipe, with sensing should be in communicating pipe pressure.User can be regulated this adjustment part according to piezometer, make that entering the gas pressure that holds air chamber reaches setting pressure, when the gas in holding air chamber reaches setting pressure, cock body moves up, blow vent promptly no longer is communicated with air inlet, and utilize resistance body air inlet block down, and continue to transport to second room by air vent drip bag is exerted pressure and hold pressed gas in the air chamber, reach the effect of liquid medicine injection; In addition when the gas pressure in the container is slightly less than setting pressure, cock body is promptly descended slightly by the elastic component pushing tow, cause blow vent to be communicated with air inlet once again, and having pressed gas in a small amount to enter the appearance air chamber, when waiting to hold pressure in the air chamber and reaching setting pressure, cock body rises once more and moves the blocking-up air inlet, moving up and down by cock body like this, and make the pressed gas in the pressure chamber be complemented at the appearance air chamber in good time, can guarantee that second room has certain pressure, with the effect of the stable injectable that reaches medicinal liquid.
The present invention utilizes pressure that the drip bag in second room is carried out pressure to contract, to overcome the blood pressure of human body, and make medicinal liquid flow into the blood vessel of human body smoothly, therefore the present invention must hang height with drip bag as conventional injector, utilize potential energy, the conversion of kinetic energy reaches the effect of injecting liquid drug, so only need being hooked on patient's waist border, the present invention still can carry out the injection of medicinal liquid, make patient can be convenient to action, can solve patient and promote the puzzlement of infusion stand action, therefore the user of providing action effect easily is provided in the present invention, the present invention has more in addition can provide user to use second container of cleaning, can avoid unnecessary infection, and the good effects such as utilization rate that can increase by first container.
In sum, adjustable pressure injector of the present invention, it is the medicinal liquid that is used to inject in the soft drip bag, this drip bag extension is provided with a stilligout, this pressure injector comprises that one is provided with first, the housing of second room, but the pressure chamber of a pressure store gas, one pressure regulator that is communicated with the pressure chamber and second room, and the piezometer that can show gas pressure in second room, pressed gas in the pressure chamber is transported to pressure regulator, utilize and regulate pressure regulator, and make gas pressure in second room reach the pressure of setting, and drip bag exerted pressure, and medicinal liquid can be injected in the human body smoothly.The present invention applies pressure to drip bag by pressed gas, can reach the effect of liquid medicine injection.It is regulated the gas pressure that enters second room or sealing bag by pressure regulator and reaches the pressure that is fit to the injection point drops physic liquor, and then only need with pressure injector of the present invention be hooked on patient's waist border can be successfully with injecting liquid drug in human body, and do not need drip bag is hung on the infusion stand, make patient when the injection drop, still can take action easily, so the more existing dropping syringe of the present invention has more progressive and practicality, and has the value on the industry deeply.No matter it structurally or bigger improvement is all arranged on the function, and produced handy and practical effect, and have the effect of enhancement really, thereby be suitable for practicality more, really is a new and innovative, progressive, practical new design.
Concrete structure of the present invention is provided in detail by following examples and accompanying drawing thereof.
Fig. 1 is the part cross-sectional schematic of preferred embodiment of the present invention.
Fig. 2 is the schematic top plan view of preferred embodiment of the present invention.
Fig. 3 is the action sketch map after the pressure regulator of preferred embodiment of the present invention amplifies.
Fig. 4 is the part cross-sectional schematic of another preferred embodiment of the present invention.
Fig. 5 is the part cross-sectional schematic of the another preferred embodiment of the present invention.
Below in conjunction with accompanying drawing and preferred embodiment, to its concrete structure of adjustable pressure injector, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
See also Fig. 1, shown in Figure 2, adjustable pressure injector 1 of the present invention, the medicinal liquid in the soft drip bag 2 of its injectable, and these drip bag 2 extensions are provided with a stilligout 21; This adjustable pressure injector 1, it mainly includes a housing 11, a pressure chamber 12, a pressure regulator 3 and a piezometer 13, wherein:
Above-mentioned housing 11, formation is provided with first room 111 and second room 112, and 112 molding of second room are provided with an opening 113, so that drip bag 2 can put second room 112 by opening 113, and can utilize and be provided with a lid 114 and be covered on opening 113, and make this second room 112 be the structure of sealing state, and offer a pipeline 115 on this lid 114, place for stilligout 21 in this pipeline 115, and be provided with a soft stop part 116 at these pipeline 115 places, by this stop part 116 and stilligout 21 touch mutually to, and can reach the effect of closed conduit 115 really, moreover this second room 112 is organized and is established a safety relief valve 117 separately;
Above-mentioned pressure chamber 12 is arranged in first room 111, but and pressure store gas;
Above-mentioned pressure regulator 3, include one and be arranged at the adjustment part 33 that body 31, a cock body 32, that can move in first room 111 is arranged in body 31 apical margins and protrudes housing 11 in body 31, and push up the elastic component 34 of pulling between cock body 32 and adjustment part 33, wherein:
This body 31 forms respectively on it and is provided with an air inlet 311 and an air vent 312, and this air inlet 311 is for to be connected with pressure chamber 12;
This cock body 32, molding is provided with a blow vent 321 on it, and portion offers a vessel 322 within it, the air inlet 311 corresponding connections of this blow vent 321 and body 31, vessel 322 then is connected with the air vent 312 of body 31, simultaneously be that utilization is provided with a connecting pipe 313 and is connected between air vent 312 and second room 112, the outer rim of this cock body 32 is organized respectively and is provided with soft last resistance body 323 and organizes body 324 down again, and should go up resistance body 323, following resistance body 324 for the inner edge of body 31 touch mutually to, preventing that the gases in the vessel 322 from being released by cock body 32 and 31 of bodies, and the blow vent 321 of cock body 32 is that setting is between last resistance body 323 and following resistance body 324;
Above-mentioned piezometer 13 was installed on communicating pipe 313, with the pressure in sensing communicating pipe 313, and made user can rotate the pressure that adjustment part 33 is adjusted in the vessel 322 in good time.
See also shown in Figure 1, suppose that at first the gas pressure in the pressure chamber 12 is 5P (P is a pressure unit), simultaneously because the area A of these elastic component 34 pushing tow cock bodys 32 is certain, therefore the pressure P that produced of 34 pairs of cock bodys 32 of elastic component ' be directly proportional with positive force F that this elastic component 34 acts on cock body 32 (P '=F/A), and the positive force F that elastic component 34 acts on cock body 32 be directly proportional with the elongation or the shortening amount of elastic component 34 again (according to Hooke's law F=K* Δ X), that is in the present embodiment, when the shortening amount of elastic component 34 reaches Δ X, this elastic component 34 promptly produces the pressure of 2P to cock body 32, if again the weight of these cock body 32 bodies 31 and and the frictional force of 31 of bodies be equivalent to produce the pressure of 0.5P, therefore can promote cock body 32 when the pressure in the appearance air chamber 322 of this cock body 32 must reach the pressure of 2P+0.5P=2.5P and move the shortening amount of compression elastic piece 34 to Δ X, that is, also the move up distance of Δ X of this cock body 32, this moment is please shown in Figure 3 in conjunction with consulting, the complete block of following resistance body 324 (as shown in Figure 3) that just makes cock body 32 is in the air inlet 311 of body 31, and the gas that makes pressure chamber 12 can't enter the appearance air chamber 322 of cock body 32 again, should hold gas pressure in air chamber 322 then constantly by the air vent 312 of body 31, transport to second room 112 communicating pipe 313, and drip bag 2 is exerted pressure so that with injecting liquid drug to human body; And the gas pressure in holding air chamber 322 drops to when being slightly less than 2.5P, this cock body 32 is dropped to the position shown in Fig. 3 illusion line slightly by elastic component 34 pushing tows immediately, then the pressed gas of pressure chamber 12 immediately trace enter in holding air chamber 322, and when waiting to hold gas pressures in the air chamber 322 and reaching 2.5P once again, this cock body 32 moves to the position shown in Fig. 3 solid line on again, therefore utilize the slight variations of holding gas pressure in the air chamber 322, and make cock body 32 also do moving up and down slightly, to replenish the gas pressure that holds in the air chamber 322, can guarantee there is certain pressure in second room 112, and can reach the effect of medicinal liquid stable injectable; When the gas pressure in second room 112 increases unusually, can release by the safety relief valve on the lid 114 117 again; Moreover, present embodiment can be because of the object difference of implementing, and can directly adjust the gas pressure that holds in the air chamber 322 by adjustment part 33, and the pressure that hold in the air chamber 322 are to be shown by the piezometer 13 of winding on communicating pipe 313, and can clearly know the pressure that adjustment part 33 is adjusted.
See also shown in Figure 4, it is another preferred embodiment of the present invention, the structure of present embodiment is identical with last embodiment, include a housing 41 equally, one pressure chamber 42, one pressure regulator 43 and a piezometer 44, so its structure does not repeat them here, its main difference part is: present embodiment is provided with a flexible sealing bag 412 in second room 411, and sealing bag 412 is to be connected with communicating pipe 413, and can accept to hold pressed gas in the air chamber 431, utilize increasing of gas pressure in the sealing bag 412 and inflate compression drip bag 5, to carry out the injection of drip bag 5 inner liquid medicines, so, use sealing bag 412 can guarantee more that gas pressure does not leak, and make pressure control have more accuracy; In addition, this safety relief valve 414 is to be convexly equipped with at second room 411, and is connected with sealing bag 412, so that sealing bag 412 internal pressures are increased unusually, the pressed gas that exceeds can be discharged outside second room 411.
By aforementioned two embodiment as can be known, the present invention utilizes pressure that the drip bag in second room is carried out pressure to contract, to overcome the blood pressure of human body, and make medicinal liquid flow into the blood vessel of human body smoothly, therefore the present invention is not as conventional injector, drip bag must be hung height, utilize the conversion of potential energy, kinetic energy to reach the effect of injecting liquid drug, so only need being hooked on patient's waist border, the present invention still can carry out the injection of medicinal liquid, make patient can be convenient to action, can solve patient and promote the puzzlement of infusion stand action, so the user of providing action effect easily is provided in the present invention.
See also shown in Figure 5ly, be the another preferred embodiment of the present invention, the structure of present embodiment and aforementioned two embodiment is roughly the same, and it includes a housing 7, a pressure chamber 61, a pressure regulator 62 and a piezometer 63, and its main difference part is:
This housing 7 includes one first container 71, second container 72 and a buckle structure and makes 73, wherein:
This first container 71, second container 72 form respectively in it and are provided with first room 711 and second room 721;
This buckle structure makes 73, be binding that first container 71 and second container 72 are interlocked, its be provided with one form that the embedding seat 731, be arranged on first container 71 is arranged on second container 72 and with embedding seat 731 corresponding chimeric 732, and one be hubbed on and collude body 733 on second container 72; Form on this first container 71 and be provided with a groove 712, this groove 712 is for colluding and put for colluding body 733; But aforesaid chimeric 732 is can be entrenched in the embedding seat 731 and the structures of turn;
Communicating pipes 713 1 end that is provided with in first room 711 forms a protruding end 714 for protruding from first container 71, and molding is provided with a storage tank 722 that is connected with second room 721 on second container 72, and that this storage tank 722 is set to is corresponding with the protruding end 714 of communicating pipe 713, this storage tank 722 also can place for the protruding end 714 of communicating pipe 713, so that the pressed gas in communicating pipe 713 enters second room 721, and this protruding end 714 is provided with the sealing ring 715 of a soft materials, can prevent that pressed gas in second room 721 is by releasing between storage tank 722 and the protruding end of communicating pipe 713 714;
When second container, 72 desires are connected with first container 71, at first buckle structure can be made 73 chimeric 732 is entrenched in the embedding seat 731, again with 71 swings of second container, 72 relative first containers, make the protruding end 714 of this communicating pipe 713 be placed through storage tank 722, to collude body 733 again and collude and place in the groove 712, promptly form be connected together state of shown in imaginary line among the figure first container 71 and second container 72;
Moreover desire can pull from groove 712 colluding body 733 when changing second container 72, pulls away embedding seat 731 with chimeric 732 again, and second container 72 and first container 71 are separated;
First container 71 of present embodiment can be designed to separated structures with second container 72, can be convenient to the cleaning and sterilizing of second container 72, or second container can be convenient to change when its tightness is good for a long time 72 service times, make first container 71 can continue to use, to increase by first container internal pressure chambers 61 71, the utilization rate of pressure regulator 62 and piezometer 63, therefore present embodiment is taken action easily the effect except the user that has aforementioned two embodiment and provided, having more to provide user to use second container 72 of cleaning, can avoid unnecessary infection, and the effects such as utilization rate that can increase by first container 71.
In sum, the present invention regulates the gas pressure that enters second room or sealing bag by pressure regulator and reaches the pressure that is fit to the injection point drops physic liquor, and then only need with pressure injector of the present invention be hooked on patient's waist border can be successfully with injecting liquid drug in human body, and do not need drip bag is hung on the infusion stand, make patient when the injection drop, still can take action easily, so the more existing dropping syringe of the present invention has more progressive and practicality, and the value on the dark tool industry.
It only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (8)
1, a kind of adjustable pressure injector, the medicinal liquid in the soft drip bag of its injectable, and this drip bag extends and is provided with a stilligout, it is characterized in that it mainly includes a housing, a pressure chamber, a pressure regulator and a piezometer, wherein:
Above-mentioned housing, formation is provided with first room and second room, and the second room molding is provided with an opening, drip bag can be put into second room by this opening, and can be provided with a lid and be covered on opening, make this second room be the structure of sealing state, and second room is provided with a pipeline that places for stilligout away from an end molding of first room;
Above-mentioned pressure chamber is arranged in first room, but and pressure store gas;
Above-mentioned pressure regulator includes one and be arranged at the adjustment part that body, a cock body, that can move in first room is arranged in the body apical margin and protrudes housing in body, and pull elastic component between cock body and adjustment part of top, wherein:
This body forms respectively on it and is provided with an air inlet and an air vent, and this air inlet is for to be connected with pressure chamber;
This cock body, molding is provided with a blow vent on it, and portion offers a vessel within it, this blow vent and the corresponding connection of the air inlet of body, vessel then is connected with the air vent of body, is provided with a connecting pipe between the air vent and second room simultaneously and is connected, and the outer rim of this cock body is organized respectively and is provided with soft last resistance body and organizes body down again, and should go up resistance body, down resistance body for the inner edge of body touch mutually to, and the blow vent of cock body is to be provided with between last resistance body and following resistance body;
Above-mentioned piezometer was installed on communicating pipe, with the pressure of sensing in communicating pipe.
2, adjustable pressure injector according to claim 1 is characterized in that the described second room group is provided with a safety relief valve.
3, adjustable pressure injector according to claim 2 is characterized in that the pipeline place of described second room is provided with a soft stop part, this stop part and stilligout touch mutually to.
4, adjustable pressure injector according to claim 1 it is characterized in that being provided with a flexible sealing bag in described second room, and the sealing bag was connected with communicating pipe.
5, adjustable pressure injector according to claim 4, it is characterized in that described safety relief valve is convexly equipped with at second room, and be connected with sealing bag, when being increased unusually, the sealing bag internal pressure pressed gas that exceeds can be discharged outside second room.
6, adjustable pressure injector according to claim 1, it is characterized in that described housing includes one first container, one second container and a buckle structure and makes, form respectively in this first container, second container and be provided with first room and second room, this buckle structure is made and is binding that first container and second container are interlocked.
7, adjustable pressure injector according to claim 6, it is characterized in that described buckle structure is made is provided with one and forms the embedding seat, be arranged on first container and be arranged on second container and with embedding seat corresponding chimeric, and a body that colludes that is hubbed on second container.
8, adjustable pressure injector according to claim 7 is characterized in that described first container is provided with one and colludes body and collude the groove of putting, but this chimeric is designed to be entrenched in the embedding seat and the structure of turn; Communicating pipe one end that is provided with in this first room forms a protruding end for protruding from first container, and on second container, be provided with a storage tank that is connected with second room, and that this storage tank is set to is corresponding with the protruding end of communicating pipe, this storage tank is interior for the protruding end of communicating pipe places, and this protruding end is provided with the sealing ring of a soft materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99103345 CN1266717A (en) | 1999-03-16 | 1999-03-16 | Adjustable pressure injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99103345 CN1266717A (en) | 1999-03-16 | 1999-03-16 | Adjustable pressure injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1266717A true CN1266717A (en) | 2000-09-20 |
Family
ID=5271234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99103345 Pending CN1266717A (en) | 1999-03-16 | 1999-03-16 | Adjustable pressure injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1266717A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7867198B2 (en) | 2004-08-16 | 2011-01-11 | Daiken Iki Kabushiki Kaisha | Medical liquid infusion apparatus |
| CN101670132B (en) * | 2009-09-30 | 2012-05-23 | 艾科美医疗器械（深圳）有限公司 | Blood transfusion and infusion pressurization method and device for implementing same |
| CN110201265A (en) * | 2019-07-10 | 2019-09-06 | 安徽医科大学 | Infusion device |
| CN116007795A (en) * | 2023-03-22 | 2023-04-25 | 山东万邦建筑科技有限公司 | Pressure testing mechanism and pressure adjusting device for phase-change energy storage material |
-
1999
- 1999-03-16 CN CN 99103345 patent/CN1266717A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7867198B2 (en) | 2004-08-16 | 2011-01-11 | Daiken Iki Kabushiki Kaisha | Medical liquid infusion apparatus |
| CN101670132B (en) * | 2009-09-30 | 2012-05-23 | 艾科美医疗器械（深圳）有限公司 | Blood transfusion and infusion pressurization method and device for implementing same |
| CN110201265A (en) * | 2019-07-10 | 2019-09-06 | 安徽医科大学 | Infusion device |
| CN110201265B (en) * | 2019-07-10 | 2021-06-11 | 安徽医科大学 | Infusion device |
| CN116007795A (en) * | 2023-03-22 | 2023-04-25 | 山东万邦建筑科技有限公司 | Pressure testing mechanism and pressure adjusting device for phase-change energy storage material |
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