CN202554604U - Infusion apparatus - Google Patents
Infusion apparatus Download PDFInfo
- Publication number
- CN202554604U CN202554604U CN2012201618915U CN201220161891U CN202554604U CN 202554604 U CN202554604 U CN 202554604U CN 2012201618915 U CN2012201618915 U CN 2012201618915U CN 201220161891 U CN201220161891 U CN 201220161891U CN 202554604 U CN202554604 U CN 202554604U
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- dropping funnel
- liquid
- push rod
- arm
- liquid outlet
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Abstract
An infusion apparatus comprises a drip chamber, a liquid feeding mechanism and an injection mechanism. A liquid inlet and a liquid outlet are arranged at the upper end and the lower end of the drip chamber respectively, the liquid feeding mechanism is communicated with the liquid inlet of the drip chamber, the injection mechanism is communicated with the liquid outlet of the drip chamber, the drip chamber is provided with a liquid discharging mechanism comprising a liquid stopping component and a liquid discharging component, the liquid stopping component is arranged in the drip chamber, floats along with the liquid level of liquid medicines and is suitable for plugging the liquid outlet before the liquid medicines completely flow out of the liquid outlet, and the liquid discharging component enables the liquid stopping component to open the liquid outlet so that the liquid medicines flow out of the liquid outlet. The infusion apparatus is simple to operate and thorough in liquid discharging in the liquid discharging process.
Description
Technical field
This utility model relates to the medical instruments technical field, particularly a kind of transfusion device.
Background technology
Venous transfusion is clinical medical a kind of treatment means commonly used, so transfusion device is used very extensive in clinical treatment.It should be noted that during transfusion that when medicinal liquid is about to be totally lost transfusion device need carry out solution stopping, produce dangerous with air admission patient vein after avoiding the medicinal liquid emptying.Yet, can cause the residual of transfusion device inner liquid medicine like this, for some relatively more expensive medicines, residual medicinal liquid can cause great waste, brings loss to the patient.
For fear of liquid waste, method commonly used clinically be with liquid medicine collecting residual in the dropping funnel in syringe, again with injecting liquid drug in patient's body.Concrete liquid medicine collecting method is to remove the flexible pipe of dropping funnel lower end, and medicinal liquid residual in the dropping funnel is drained in the syringe.Yet not enough below this method exists: in the process of collecting residual liquor, the careless slightly medicinal liquid that will take place spills, and still is prone to cause liquid waste.
In order to solve above-mentioned deficiency, a kind of transfusion device has appearred in prior art, and as disclosing a kind of dropping funnel of medical plastic transfusion device among the Chinese patent document CN88202270U, but the shoulder of this dropping funnel is provided with the chemical feed pipe that double as aerofluxus and discharging tube are used.Be provided with the transfusion device of this dropping funnel, in the discharge opeing process, can prevent spilling of medicinal liquid, avoid liquid waste; But it is not enough below still existing: as 1. when collecting medicinal liquid, to need the medical worker that dropping funnel is tilted, and push dropping funnel with hands; Medicinal liquid is poured out; Operation inconvenience needs two medical workers to accomplish jointly usually, has increased medical worker's workload; 2. when toppling over medicinal liquid; Since dropping funnel self features of shape and the hoses limit of joining with it moving of dropping funnel; Medicinal liquid in the dropping funnel is difficult to collect fully, has especially flowed into the medicinal liquid of lower linking tube, is difficult to especially collect by this method; Cause the interior discharge opeing of dropping funnel unclean, cause liquid waste.
The utility model content
This utility model technical problem to be solved is transfusion device discharge opeing process operation inconvenience of the prior art, and discharge opeing is unclean easily, causes liquid waste, and the transfusion device that a kind of discharge opeing process operation is simple and discharge opeing is clean is provided.
For solving the problems of the technologies described above, the technical scheme that this utility model adopts is following:
A kind of transfusion device comprises:
Dropping funnel, two ends are respectively the inlet and the liquid outlet of said dropping funnel about it;
Feed liquor mechanism is communicated with the said inlet of said dropping funnel;
Injection mechanism is communicated with the said liquid outlet of said dropping funnel;
Said dropping funnel is provided with drainage mechanism; Said drainage mechanism comprises and is arranged in the said dropping funnel, floats and be suitable for when medicinal liquid does not flow out said liquid outlet fully, blocking the solution stopping assembly of said liquid outlet with the medicinal liquid liquid level, and makes said solution stopping assembly open the discharge opeing parts that said liquid outlet, messenger drug liquid stream go out said liquid outlet.
In the above-mentioned transfusion device, said solution stopping assembly comprises the floating plug that is arranged in the said dropping funnel and floats with the medicinal liquid liquid level, and is arranged on said floating plug near an end of said liquid outlet and can block the solution stopping diaphragm of said liquid outlet.
In the above-mentioned transfusion device, said discharge opeing parts are push rod, and an end of said push rod is suitable for getting into said liquid outlet and the said solution stopping diaphragm of jack-up is opened said liquid outlet, and the other end is positioned at the outside of said dropping funnel.
In the above-mentioned transfusion device, said push rod is along the axial setting of said dropping funnel.
In the above-mentioned transfusion device, the liquid outlet of said dropping funnel is connected with drain pipe, and said drain pipe is communicated with said dropping funnel, and said drain pipe comprises,
Be responsible for, an end is communicated with said dropping funnel, and the other end is communicated with said injection mechanism;
Arm, an end is communicated with the said person in charge, other end sealing; Said push rod is slidably disposed in the said arm, and the external diameter of said push rod is less than the internal diameter of said arm, and an end of said push rod stretches out said arm, stretches out at said push rod between part and the said arm of said arm to be provided with sealing device.
In the above-mentioned transfusion device, said push rod places between interior part of said arm and the said arm and is provided with slipmat.
In the above-mentioned transfusion device, the part that said push rod is positioned at said arm is provided with spacing preiection, and said spacing preiection cooperates with the interior positive stop lug boss of said arm.
In the above-mentioned transfusion device, said sealing device is a sealing shroud, and said sealing shroud is arranged on the end of said arm away from said dropping funnel.
In the above-mentioned transfusion device, the said person in charge and said arm are one-body molded.
In the above-mentioned transfusion device, the end face radial dimension that said push rod is positioned at the outside end of said dropping funnel forms greater than the external diameter of said push rod and pushes away the handle convexity.
The technique scheme of this utility model is compared prior art and is had the following advantages:
1. the transfusion device of this utility model; Dropping funnel is provided with drainage mechanism; Drainage mechanism comprises and is arranged in the dropping funnel, floats and be suitable for when medicinal liquid does not flow out liquid outlet fully, blocking the solution stopping assembly of liquid outlet with the medicinal liquid liquid level, and makes the solution stopping assembly open the discharge opeing parts that liquid outlet, messenger drug liquid stream go out liquid outlet.The solution stopping assembly floats with the medicinal liquid liquid level and has just accomplished the shutoff to liquid outlet during also not fully through liquid outlet at liquid; Like this when medicinal liquid is about to be totally lost; Transfusion device is solution stopping voluntarily, produces danger with air admission patient vein after avoiding the medicinal liquid emptying, has promoted the safety of transfusion device; After transfusion is accomplished, make the solution stopping assembly open liquid outlet through operation discharge opeing parts, residual liquor is discharged from the liquid outlet of dropping funnel; The discharge opeing process operation is simple; And medicinal liquid gravitate discharge from top to bottom, be beneficial to the medicinal liquid emptying, after the medical worker collects residual liquor; Utilize syringe that medicinal liquid is injected in patient's body, avoid liquid waste.
2. the transfusion device of this utility model, solution stopping assembly comprise the floating plug that is arranged in the dropping funnel and floats with the medicinal liquid liquid level, and are arranged on floating plug near an end of liquid outlet and can block the solution stopping diaphragm of liquid outlet; The discharge opeing parts are push rod, and an end of push rod is suitable for getting into liquid outlet and jack-up solution stopping diaphragm is opened liquid outlet, and the other end is positioned at the outside of dropping funnel.Be gradually reduced to the solution stopping diaphragm at the dropping funnel inner liquid medicine and be in when blocking the position, the solution stopping diaphragm can shelter from the liquid outlet of dropping funnel fully; When the needs discharge opeing, promote push rod the solution stopping diaphragm is pushed up from blocking the position, the liquid outlet of dropping funnel is opened, the medicinal liquid gravitate is discharged from liquid outlet.Such design relies on mechanical component to realize the solution stopping and the discharge opeing of dropping funnel, and is simple in structure effective, easy and simple to handle and good reliability.
3. the transfusion device of this utility model; The part that push rod is positioned at arm is provided with spacing preiection; Positive stop lug boss in spacing preiection and the arm cooperates and carries out spacing to the maximum entering degree of depth of push rod; Make push rod guarantee that the flow velocity of discharge opeing process herb liquid is moderate with solution stopping diaphragm jack-up to suitable height.
4. the transfusion device of this utility model, the liquid outlet of dropping funnel is connected with drain pipe, and drain pipe is communicated with dropping funnel, and drain pipe comprises to be responsible for and arm; An end of wherein being responsible for is communicated with dropping funnel, and the other end is communicated with injection mechanism; One end of arm is communicated with the person in charge, other end sealing; Push rod is slidably disposed in the arm, and the external diameter of push rod is less than the internal diameter of arm, and an end of push rod stretches out arm, stretches out at push rod between part and the arm of arm to be provided with sealing device.Push rod is arranged at different pipelines respectively with medicine liquid channel, and it influences each other less, and reasonable in design has reduced the contaminated probability of medicinal liquid, and safety is good.
5. the transfusion device of this utility model, push rod place between part and the arm in the arm and are provided with slipmat.Slipmat has increased the frictional force between push rod and the branch pipe wall; When the needs discharge opeing; The medical worker operates push rod the solution stopping diaphragm is pushed up from blocking the position, and under function of friction, push rod can rest on this position; Do not need the medical worker push rod to be applied external force always, reduced the operation easier of transfusion device; And, between push rod and arm, slipmat is set, can play the effect of sealing to a certain extent, reduced the possibility of liquid leakage.
6. the end face radial dimension that the transfusion device of this utility model, push rod are positioned at the outside end of dropping funnel forms greater than the external diameter of push rod and pushes away the handle convexity.Pushing away the handle convexity can increase the contact area of push rod and hands, reduces pressure, is convenient to the medical worker and promotes push rod.
Description of drawings
For the content that makes this utility model is more clearly understood,, this utility model is done further detailed explanation, wherein below according to the specific embodiment of this utility model and combine accompanying drawing
Fig. 1 is the structural representation of this utility model transfusion device;
Fig. 2 is the solution stopping state diagram of the dropping funnel part of this utility model transfusion device;
Fig. 3 is the discharge opeing state diagram of the dropping funnel part of this utility model transfusion device.
Reference numeral is expressed as among the figure: 1-perforator, 2-protective sleeve, 3-air inlet, 4-dropper, 5-dropping funnel; The 6-floating plug, 7-solution stopping diaphragm, the 8-push rod, 9-is responsible for, the 10-bottom hose; The 11-flow regulator, 12-joint, 13-drain pipe, 14-top hose, 15-arm; The 16-slipmat, 17-pushes away the handle convexity, 18-sealing shroud, 19-spacing preiection, 20-positive stop lug boss.
The specific embodiment
As shown in Figure 1, be the preferred embodiment of this utility model transfusion device.Said transfusion device comprises: dropping funnel 5, feed liquor mechanism and injection mechanism.
The two ends up and down of said dropping funnel 5 are respectively the inlet and the liquid outlet of said dropping funnel 5.In the present embodiment, said inlet is provided with dropper 4, and said dropper 4 one ends are communicated with the inner chamber of said dropping funnel 5, the other end and said feed liquor mechanism connection.
Said dropping funnel 5 is provided with drainage mechanism; Said drainage mechanism comprises and is arranged in the said dropping funnel 5, floats and be suitable for when medicinal liquid does not flow out said liquid outlet fully, blocking the solution stopping assembly of said liquid outlet with the medicinal liquid liquid level, and makes said solution stopping assembly open the discharge opeing parts that said liquid outlet, messenger drug liquid stream go out said liquid outlet.
Said solution stopping assembly comprises the floating plug 6 that is arranged in the said dropping funnel 5 and floats with the medicinal liquid liquid level, and is arranged on said floating plug 6 near an end of said liquid outlet and can block the solution stopping diaphragm 7 of said liquid outlet.In the present embodiment, said solution stopping diaphragm 7 is processed by the TPE material, and under external force, said solution stopping diaphragm 7 can produce elastic deformation, makes said solution stopping diaphragm 7 can be adapted to the shape of liquid outlet, blocks said liquid outlet, and versatility is stronger.
Said discharge opeing parts are push rod 8, and an end of said push rod 8 is suitable for getting into said liquid outlet and the said solution stopping diaphragm 7 of jack-up is opened said liquid outlet, and the other end is positioned at the outside of said dropping funnel 5.In the present embodiment, said push rod 8 is along the axial setting of said dropping funnel 5, and the said push rod 8 end face radial dimension that is positioned at the outside end of said dropping funnel 5 forms greater than the external diameter of said push rod 8 and pushes away handle protruding 17.
The liquid outlet of said dropping funnel 5 is connected with drain pipe 13, and said drain pipe 13 is communicated with said dropping funnel 5, and said drain pipe 13 comprises the person in charge 9 and arm 15.In the present embodiment, the said person in charge 9 and said arm 15 are one-body molded.
The said person in charge's 9 a end is communicated with said dropping funnel 5, and the other end is communicated with said injection mechanism.
One end of said arm 15 is communicated with the said person in charge 9, other end sealing; Said push rod 8 is slidably disposed in the said arm 15; The external diameter of said push rod 8 is less than the internal diameter of said arm 15; One end of said push rod 8 stretches out said arm 15, stretches out at said push rod 8 between part and the said arm 15 of said arm 15 to be provided with sealing device.In the present embodiment, said sealing device is a sealing shroud 18, and said sealing shroud 18 is arranged on the end of said arm 15 away from said dropping funnel 5; And said push rod 8 places between part and the said arm 15 in the said arm 15 and is provided with slipmat 16.The part that said push rod 8 is positioned at said arm 15 is provided with spacing preiection 19, and said spacing preiection 19 cooperates with said arm 15 interior positive stop lug boss 20, limits the entering degree of depth of said push rod 8.
Said feed liquor mechanism is communicated with the said inlet of said dropping funnel 5.In the present embodiment, said feed liquor mechanism comprises: perforator 1, protective sleeve 2, air inlet 3 and top hose 14.
Said perforator 1 is a kind of syringe needle, and its afterbody is communicated with said dropper 4 through said top hose 14; Said air inlet 3 is arranged on a side of said perforator 1, is used for the inner air pressure of balance medicine bottle when transfusion; Said protective sleeve 2 covers on the said perforator 1, can play to keep health, avoid effect such as accidental injury.
Said injection mechanism is communicated with the said liquid outlet of said dropping funnel 5.In the present embodiment, said injection mechanism comprises: joint 12, flow regulator 11 and bottom hose 10.
One end of said joint 12 is communicated with the said person in charge 9 through said bottom hose 10, and the other end is suitable for being communicated with entry needle; Said flow regulator 11 is arranged on the outside of said bottom hose 10, can control the flow velocity of medicinal liquid through operating said flow regulator 11.
The work process of the described transfusion device of this utility model embodiment is following:
1. according to carrying out venous transfusion with the said transfusion device of general infusion set identical operations flow operations;
2. as shown in Figure 2, when medicinal liquid was about to the infusion completion, the medicinal liquids in the said dropping funnel 5 reduced; Said solution stopping diaphragm 7 arrives under action of gravity and blocks the position; Block the liquid outlet of said dropping funnel 5, said transfusion device automatic solution stopping this moment, avoid the medicinal liquid emptying after air admission patient vein produce dangerous;
3. remove said injection mechanism, and place syringe, be used for residual liquor is collected into the needle tubing of said syringe in the said person in charge's 9 end;
4. as shown in Figure 3, promote said push rod 8, utilize said push rod 8 that said solution stopping diaphragm 7 is pushed up from blocking the position, this moment, the said liquid outlet of said dropping funnel 5 was opened, and medicinal liquid flow in the said syringe through the said person in charge 9, realizes the collection of residual liquor;
5. residual liquor is injected in patient's body, avoids the waste of medicinal liquid.
In other embodiments, the inlet of said dropping funnel 5 is not provided with said dropper 4, at this moment direct the and said feed liquor mechanism connection of the inlet of said dropping funnel 5.
In other embodiments, said solution stopping diaphragm 7 can be processed by other elastomeric materials.
In other embodiments; Can also on said push rod 8, not form said boss 17; Though need the medical worker to rely on manpower to control the entering degree of depth of said push rod 8 this moment; Increased of the requirement of said transfusion device, but can simplify the moulding process of said push rod 8 to a certain extent, reduced the part manufacturing cost medical worker's level.
In other embodiments, the said person in charge 9 can also divide body formed with said arm 15.
In other embodiments, said sealing device can also be sealing-plug or sealing strip, as long as can guarantee the sealing effectiveness of said arm 15.
In other embodiments, between said push rod 8 and the said arm 15 said slipmat 16 can be set, need this moment the medical worker to continue said push rod 8 is applied external force, can be to keep the lasting path of liquid outlet.
In other embodiments, said feed liquor mechanism and said injection mechanism can also be made up of other parts, as long as can realize the effect of drain medicinal liquid.
Obviously, the foregoing description only be for explanation clearly done for example, and be not qualification to embodiment.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of this utility model creation.
Claims (10)
1. transfusion device comprises:
Dropping funnel (5), two ends are respectively the inlet and the liquid outlet of said dropping funnel (5) about it;
Feed liquor mechanism is communicated with the said inlet of said dropping funnel (5);
Injection mechanism is communicated with the said liquid outlet of said dropping funnel (5);
It is characterized in that: said dropping funnel (5) is provided with drainage mechanism; Said drainage mechanism comprises and is arranged in the said dropping funnel (5), floats and be suitable for when medicinal liquid does not flow out said liquid outlet fully, blocking the solution stopping assembly of said liquid outlet with the medicinal liquid liquid level, and makes said solution stopping assembly open the discharge opeing parts that said liquid outlet, messenger drug liquid stream go out said liquid outlet.
2. transfusion device according to claim 1; It is characterized in that: said solution stopping assembly comprises the floating plug (6) that is arranged in the said dropping funnel (5) and floats with the medicinal liquid liquid level, and is arranged on said floating plug (6) near an end of said liquid outlet and can block the solution stopping diaphragm (7) of said liquid outlet.
3. transfusion device according to claim 2; It is characterized in that: said discharge opeing parts are push rod (8); One end of said push rod (8) is suitable for getting into said liquid outlet and the said solution stopping diaphragm of jack-up (7) is opened said liquid outlet, and the other end is positioned at the outside of said dropping funnel (5).
4. transfusion device according to claim 3 is characterized in that: said push rod (8) is along the axial setting of said dropping funnel (5).
5. according to the arbitrary described transfusion device of claim 1-4, it is characterized in that: the liquid outlet of said dropping funnel (5) is connected with drain pipe (13), and said drain pipe (13) is communicated with said dropping funnel (5), and said drain pipe (13) comprises,
Be responsible for (9), an end is communicated with said dropping funnel (5), and the other end is communicated with said injection mechanism;
Arm (15), an end is communicated with the said person in charge (9), other end sealing; Said push rod (8) is slidably disposed in the said arm (15); The external diameter of said push rod (8) is less than the internal diameter of said arm (15); One end of said push rod (8) stretches out said arm (15), stretches out at said push rod (8) between part and the said arm (15) of said arm (15) to be provided with sealing device.
6. transfusion device according to claim 5 is characterized in that: said push rod (8) places between interior part of said arm (15) and the said arm (15) and is provided with slipmat (16).
7. transfusion device according to claim 6 is characterized in that: the part that said push rod (8) is positioned at said arm (15) is provided with spacing preiection (19), and said spacing preiection cooperates with the interior positive stop lug boss (20) of said arm (15).
8. transfusion device according to claim 7 is characterized in that: said sealing device is sealing shroud (18), and said sealing shroud (18) is arranged on the end of said arm (15) away from said dropping funnel (5).
9. transfusion device according to claim 8 is characterized in that: the said person in charge (9) is one-body molded with said arm (15).
10. transfusion device according to claim 9 is characterized in that: the end face radial dimension that said push rod (8) is positioned at the outside end of said dropping funnel (5) forms greater than the external diameter of said push rod (8) and pushes away handle convexity (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201618915U CN202554604U (en) | 2012-04-17 | 2012-04-17 | Infusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201618915U CN202554604U (en) | 2012-04-17 | 2012-04-17 | Infusion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202554604U true CN202554604U (en) | 2012-11-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201618915U Expired - Fee Related CN202554604U (en) | 2012-04-17 | 2012-04-17 | Infusion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202554604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103800966A (en) * | 2014-01-22 | 2014-05-21 | 河南科技大学第一附属医院 | Novel scalp needle |
-
2012
- 2012-04-17 CN CN2012201618915U patent/CN202554604U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103800966A (en) * | 2014-01-22 | 2014-05-21 | 河南科技大学第一附属医院 | Novel scalp needle |
| CN103800966B (en) * | 2014-01-22 | 2015-12-16 | 河南科技大学第一附属医院 | A kind of Novel scalp acupuncture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LU JINCHENG Free format text: FORMER OWNER: ZHENG WANSHENG Effective date: 20130220 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518104 SHENZHEN, GUANGDONG PROVINCE TO: 510800 GUANGZHOU, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130220 Address after: 402, No. seven, No. 1, Dragon Pearl Road, Xinhua Town, Huadu District, Guangdong, Guangzhou 510800 Patentee after: Lu Jincheng Address before: 518104, No. 267, Wan An Road, Wanfeng village, manholes Town, Shenzhen, Guangdong, Baoan District Patentee before: Zheng Wansheng |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20180417 |