CN2478597Y - Automatic bottle-connecting transfusion system - Google Patents
Automatic bottle-connecting transfusion system Download PDFInfo
- Publication number
- CN2478597Y CN2478597Y CN 01225873 CN01225873U CN2478597Y CN 2478597 Y CN2478597 Y CN 2478597Y CN 01225873 CN01225873 CN 01225873 CN 01225873 U CN01225873 U CN 01225873U CN 2478597 Y CN2478597 Y CN 2478597Y
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- bottle
- engaging means
- connects
- tubulature
- seat
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Abstract
The utility model discloses an automatic bottle receiving transfusion system comprising a venthole 1, a liquid out pipe 2 and a tubuleture 3, or a plurality of bottle receivers 5 consisting of a vent pipe 6, a liquid out pipe 7 and a tubuleture 8. Any liquid out pipe2 can be communicated with the vent pipe 6 of the next bottle receiver 5 through an engaging means 10; the tubuletures 3 and 8 can be communicated by the engaging means 11. The utility model is also provided with a sealing device12 and backflow preventers 13, 14, 15 and 16 for preventing the mutual mixing of different liquor. The distance between the engaging means11 on the tubuleture3 communicated with the liquid out pipe2 and the engaging means10 on the liquid out pipe2 is longer than the length of the vent pipe6. The utility model can complete the bottle receiving operation automatically. When the engaging means 10 and 11 are composed of a special communication rest and a communication head, the bottle receivers 5 can be used as per the required connection.
Description
This utility model relates to a kind of transfusion device, especially a kind of transfusion device that can connect bottle automatically.
At present, in medical institutions, the medical worker often will carry out the venous transfusion treatment to the patient, when the injection medicinal liquid surpasses one bottle, must in time connect bottle by the medical worker, therefore, medical worker and patient must be careful the situation of medicinal liquid face, so promptly increase patient's mental burden, also increased medical worker's workload.
Introduced this transfusion device in " basic nursing " that Jiangsu Science Press publishes in June, 1988, wherein there is a breather to be communicated with the particle size syringe needle, breather communicates with atmosphere, and one of tube for transfusion comprises particle size syringe needle → short rubber tube → Murphy type burette → long rubber tube → adapter → syringe needle.The transfusion device of some manufacturer production wherein just has breather and drain pipe in a particle size syringe needle, and replaces rubber tube with transparent plastic catheter.Its principle all is the same: because breather communicates infusion bottle and atmosphere, liquid is subjected to the effect of atmospheric pressure to make liquid flow into rubber tube (or plastic catheter) in the bottle, forms water column, when water column pressure during greater than vein pressure, makes a bottle interior liquid afferent veins.This transfusion device has such shortcoming: must connect the bottle operation by the people exactly.
The purpose of this utility model provides a kind of transfusion device that can connect bottle automatically and can connect use on demand, and this transfusion device can be finished automatically in infusion process and connect the bottle operation, and simple in structure.
For achieving the above object, this utility model connects bottle transfusion device automatically by passage, drain pipe, formation such as tubulature and syringe needle, this utility model can also have some pairs by breather, drain pipe and tubulature constitute connects a bottle device, any drain pipe can be connected by engaging means with next breather that connects bottle device, described tubulature can be connected by described engaging means, be provided with sealing device in this utility model, in infusion process, medicinal liquid can only flow out from syringe needle, be provided with the anti-backflow device that prevents inhomogeneity medicinal liquid intermingling in this utility model, when not having buffer brake, described anti-backflow device allows air oppositely to pass through, and engaging means and the length between the engaging means on this drain pipe on the tubulature that communicates with drain pipe are longer than the length of breather.
As further improvement of the utility model, described engaging means constitute by connecting seat and connecting head, the described bottle device that connects also has a horizontal tube perpendicular to the tubulature liquid outlet, described connection seat be located on the drain pipe and tubulature on, described connections is located at the inlet end of breather and the liquid outlet of horizontal tube.
As further improvement of the utility model, connection seat on the tubulature that communicates with drain pipe and the length between the connection seat on this drain pipe are 14-16cm, and the length of breather is 10-12cm.
As further improvement of the utility model, the described cross section of connecting seat and connection head is all annular, the external diameter of connecting head is slightly smaller than the internal diameter of connecting seat, connect an external diameter and be evenly distributed with some bayonet locks along circumference, connecting has a base portion and connects the thorn pipe that head is connected as a single entity in the head, connect in the seat supporter is arranged, supporter has an elastic sealing gasket near a side of connecting the seat port of export, opposite side is described sealing device, the sealing device is a diaphragm seal, and connecting on the seat has and the corresponding draw-in groove of bayonet lock, and the outer bayonet socket and the interior bayonet socket that are provided with baffle plate are arranged on each draw-in groove, outside bayonet lock snaps in during bayonet socket, thorn Guan Wei touches diaphragm seal, during bayonet socket, stings and manages puncture through seal film when bayonet lock snaps in, no matter bayonet lock snaps in outer bayonet socket still snaps in interior bayonet socket, is all hermetic seal between the annular end face of connection head and the supporter.
As further improvement of the utility model, the thickness of described elastic sealing gasket is 7mm, and the distance between outer bayonet socket and the interior bayonet socket is 4mm.
As further improvement of the utility model, described anti-backflow device is the one-way cock that is made of shell, pedestal and dodge gate, when not having buffer brake, dodge gate is opened a little, medicinal liquid can not be sticked together dodge gate and pedestal, described one-way cock is located in the upstream and described connection head of the connection seat on the tubulature, and described one-way cock opening is towards the liquid outlet of tubulature or towards the port of export of connecting head.
As further improvement of the utility model, described connection seat, connect head and the one-way cock quality hard and transparent, described a connections seat and connect and be provided with protective sleeve.
After adopting such structure, any drain pipe can become the breather that next connects bottle device, and all tubulatures can both be the guiding of the medicinal liquid in infusion bottle Murphy type burette.Because the existence of sealing device is arranged, air can only be entered by passage, when the engaging means on the drain pipe that the medicinal liquid face is lower than with this infusion bottle communicates in first infusion bottle, air will pass through that these engaging means → next connects breather → second infusion bottle of bottle device, therefore second infusion bottle just communicates with atmosphere, under atmospheric pressure, the medicinal liquid in second infusion bottle is the drain pipe through connecing bottle device → connect the tubulature → Murphy type burette of bottle device just, has so just finished to connect bottle automatically and operate.Again because the one-way cock in this utility model is located in the upstream and described engaging means of the engaging means on the tubulature, so not only can prevent inhomogeneity medicinal liquid intermingling, simultaneously in connecing bottle process, engaging means on any drain pipe can not fallen the sealing of effusive medicinal liquid in the infusion bottle of its back, air can be swimmingly from this drain pipe → this drain pipe engaging means → next connects breather → next infusion bottle of bottle device, make that to connect bottle more smooth.Longer because of engaging means and the length between the engaging means on this drain pipe on the tubulature that communicates with drain pipe again than the length of breather, so the medicinal liquid in first infusion bottle does not also all flow into Murphy type burette, air has just entered second infusion bottle, medicinal liquid in second infusion bottle just begins to flow into Murphy type burette, connect bottle process like this and just can not be interrupted, also can not produce bubble.No matter be connected to what infusion bottles in the infusion process, can both connect bottle automatically by this utility model.
Because the connection head that the engaging means in this utility model are connected seat and barbed pipe by bayonet type constitutes, described sealing device is located to be connected in the seat, and described connection seat is located on the drain pipe respectively and tubulature on, when the described bottle device that connects also has one during perpendicular to the horizontal tube of tubulature liquid outlet, described connection head is located at the inlet end of breather and the liquid outlet of horizontal tube, therefore, this utility model does not connect and connects bottle device and just can normally use, also can connect on demand and connect a bottle device use, also can in infusion process, connect temporarily and connect a bottle device use.
Again because described anti-backflow device is an one-way cock, and described connections seat, connect and the one-way cock quality hard and transparent, so can the direct observation operating result, such as: one-way cock is closed or is opened, and whether diaphragm seal is pierced etc.Be provided with protective sleeve connecting seat and connect on the head, transfusion device was not destroyed before using and pollutes.
Below in conjunction with accompanying drawing this utility model is described specifically.
Fig. 1 is that this utility model connects bottle transfusion device automatically and do not connect the structural representation that connects bottle device.
Fig. 2 is the structural representation that connects bottle device of the present utility model.
Fig. 3 is that this utility model connects a structural representation that connects bottle device.
Fig. 4 is an amplification longitudinal section of connecting seat in the engaging means, wherein also shows to be located at the diaphragm seal of connecting in the seat.
Fig. 5 is a perspective schematic view of connecting seat shown in Figure 4, the interior bayonet socket and the outer bayonet socket that wherein show a draw-in groove and be provided with baffle plate.
Fig. 6 is and connects an amplification longitudinal section of the connection head that matches, wherein also shows and be located at an one-way cock of connecting in the head.
Fig. 7 is provided in a side of on the tubulature and connects the amplification longitudinal section of the one-way cock in the head.
Fig. 8 is the schematic cross sectional views when connecting bayonet lock on the head and snapping in the outer bayonet socket of connecting on the seat.
Fig. 9 is the schematic cross sectional views when connecting bayonet lock on the head and snapping in the interior bayonet socket of connecting on the seat.
Now connecting one with this utility model, to connect bottle device be that example illustrates its operation principle.
As described in Figure 1, this utility model is by passage 1, drain pipe 2, formations such as tubulature 3 and syringe needle 4, this utility model can also have some pairs to connect bottle device 5, as shown in Figure 2, connect bottle device 5 by breather 6, drain pipe 7 and tubulature 8 constitute, also have one during when connecing bottle device 5 perpendicular to the horizontal tube 9 of tubulature 8 liquid outlets, as described in Figure 3, drain pipe 2 can be connected by engaging means 10 with breather 6, tubulature 3 can be connected by engaging means 11 with horizontal tube 9, length between engaging means 10 and the engaging means 11 is 14-16cm, and the length of breather 6 is 10-12cm, and this utility model also is provided with sealing device and prevents the anti-backflow device of inhomogeneity medicinal liquid intermingling.In this utility model, described sealing device is a diaphragm seal 12, and described anti-backflow device is respectively an one- way cock 13,14,15,16.
As shown in Figure 3, because the existence of diaphragm seal 12 is arranged, infusion bottle 17 can only be communicated with atmosphere by passage 1, under atmospheric pressure, medicinal liquid in the infusion bottle 17 flows to drain pipe 2 → tubulature 3 → one-way cock 13 → Murphy type burette 18 → long duct 19 → joint 20 → syringe needle 4, because the existence of one- way cock 14,15,16 is arranged, medicinal liquid in the infusion bottle 17 can not blow back in the infusion bottle 21, and temporarily not having air admission in the infusion bottle 21, the medicinal liquid in the infusion bottle 21 can not blow back in the infusion bottle 17 yet.As shown in Figure 7, one- way cock 13,14,15,16 is made of shell 22, pedestal 23 and dodge gate 24, and when not having buffer brake, dodge gate 24 is opened a little and medicinal liquid can not be sticked together dodge gate 24 and pedestal 23.As shown in Figure 3, when liquid level is lower than engaging means 10, one-way cock 15 does not have buffer brake and opens a little, air can oppositely pass through, therefore, air is in passage 1 → infusion bottle 17 → drain pipe 2 → engaging means 10 → one-way cock 15 → breather 6 → infusion bottle 21, under atmospheric pressure, the medicinal liquid in the infusion bottle 21 just begins by drain pipe 7 → tubulature 8 → one-way cock 14 → horizontal tube 9 → one-way cock 16 → engaging means 11 → Murphy type burette 18 → long duct 19 → joint 20 → syringe needle 4.Because the length between engaging means 10 and the engaging means 11 is 14-16cm, the length 10-12cm of breather 6, so, medicinal liquid in the infusion bottle 17 does not also all flow into Murphy type burette 18, air just enters in the infusion bottle 21, make the medicinal liquid in the infusion bottle 21 flow into Murphy type burette 18, the phenomenon that bottle process has interruption therefore can not occur connecing.Operation principle of the present utility model that Here it is.
Certainly this utility model also can adopt this structure: arbitrary drain pipe can be connected by engaging means with next breather that connects bottle device, can be sequentially with a plurality of engaging means on the tubulature 3, respectively the tubulature that connects bottle device of correspondence is connected, but guarantee with tubulature that drain pipe communicates on engaging means and the length between the engaging means on this drain pipe longer than the length of breather, only in this way, just can in connecing bottle process disruption not appear.
As further improvement of the utility model, engaging means 10,11 of the present utility model constitute by connecting 25 (comprising 25A, 25B, 25C, 25D) of seat and connecting 26 (comprising 26A, 26B), connect seat 25 and connect a cross section of 26 and be annular, connect an external diameter of 26 and be slightly smaller than the internal diameter of connecting seat 25.As shown in Figure 6, connect 26 external diameter and be evenly distributed with some bayonet locks 27 along circumference, connecting in 26 has a foundation portion and connects 26 a thorn pipe 28 that are connected as a single entity.As shown in Figure 4, connecting in the seat 25 has a supporter 29, and supporter 29 has an elastic sealing gasket 30 near a side of connecting seat 25 ports of export, and opposite side is a diaphragm seal 12.As shown in Figure 4 and Figure 5, have and bayonet lock 27 corresponding draw-in grooves 31 on connection seat 25, the outer bayonet socket 33 and the interior bayonet socket 34 that are provided with plate washer 32 are arranged on each draw-in groove 31, plate washer 32 can prevent that the bayonet locks 27 that snap in the bayonet socket 33,34 from skidding off bayonet socket 33,34.As shown in Figure 8, outside bayonet lock 27 snaps in during bayonet socket 33, thorn pipe 28 does not touch diaphragm seal 12, as shown in Figure 9, during bayonet socket 34, thorn pipe 28 is puncture through seal film 12 fully in bayonet lock 27 snaps in, at this moment, connect seat 25 and connect 26 and connected, and though bayonet lock 27 snap in outer bayonet socket 33 or snap in bayonet socket 34, be all hermetic seal between the annular end face 35 of connection 26 and the supporter 29.
Screw socket and the meshing mode of outer screw socket in certain engaging means of the present utility model 10,11 can also adopt, described sealing device can also adopt spring to push the mode of round sealing gasket, in bayonet lock 27 snaps in during bayonet socket 34, thorn pipe 28 heads on round sealing gasket and leaves supporter 29, makes and connects seat 25 and connect 26 connection.Which kind of, all drop within this utility model protection domain no matter adopt mode.
As further improvement of the utility model, the thickness of connecting the elastic sealing gasket 30 in the seat 25 is 7mm, length between the inside and outside bayonet socket 33,34 is 4mm, certainly, the length between the thickness of described elastic sealing gasket 30 and the inside and outside bayonet socket 33,34 also can adopt other sizes, as long as in the making operation process, connect between an annular end face 35 of 26 and the supporter 29 and can realize hermetic seal, because only in this way, could guarantee that in infusion process medicinal liquid can only flow out at syringe needle 4.
As further improvement of the utility model, as depicted in figs. 1 and 2, one- way cock 13,14 is located at the upstream of connecting seat 25B, 25D and the opening liquid outlet towards tubulature 3,8 respectively, one- way cock 15,16 is located to be connected in a 26A, the 26B, as shown in Figure 6, be located at that the shell 22 of connecting the one- way cock 15,16 in a 26A, the 26B is connected as a single entity with a shell of connecting 26 and opening towards the port of export of connecting a 26A, 26B.As shown in Figure 3, after connecing bottle, owing in the infusion bottle 21 air admission is arranged, medicinal liquid in the infusion bottle 21 just might blow back on tubulature 3 and the drain pipe 2, and liquid level might surpass the engaging means 10 on the drain pipe 2, and the overslaugh air enters in the infusion bottle 21 smoothly, and the existence of one-way cock 13 is arranged, medicinal liquid in the infusion bottle 21 can not surpass one-way cock 13 on tubulature 3, air just can enter in the infusion bottle 21 smoothly by engaging means 10.Equally, one- way cock 13,14 also can play and prevent that the interior medicinal liquid of the 3rd infusion bottle (not drawing among the figure) from blowing back into the effect on the tubulature 3,8.
As further improvement of the utility model; the described engaging means 10,11 (comprise and connect seat 25A, 25B, 25C, 25D and a connection 26A, 26B) and the quality of one- way cock 13,14,15,16 are hard and transparent; making operation is easier like this; and can see duty by transparent shell; whether be pierced as diaphragm seal 12; one-way cock the 13,14,15, the 16th, opening still is to close etc.; described engaging means 10,11 are provided with protective sleeve, make the not contaminated before use and destruction of engaging means 10,11.
Because bottle device 5 that connects of the present utility model adopts modular construction, so can connect use on demand, when two bottle liquid medicines, connect by structure chart shown in Figure 3, as shown in Figure 8, at first will connect a bayonet lock 27 of 26 and snap in the corresponding outer bayonet socket of connecting on the seat 25 33, then respectively with particle size syringe needle 36,37 insert corresponding infusion bottle 17 respectively, 21, as shown in Figure 9, again a bayonet lock 27 of connecting on 26 is snapped in the interior bayonet socket 34 of connecting seat 25, allow thorn manage 28 puncture through seal films 12, after carrying out aerofluxus and venipuncture, just can carry out normal infusion.
In addition, this utility model can also be when transfusion be being carried out, interim increase connects and connects bottle device 5, as shown in Figure 1, when infusing, increase loading bottle 21, operating sequence is as follows: as shown in Figure 8, at first a bayonet lock 27 of connecting on 26 is snapped in the corresponding outer bayonet socket 33 of connecting seat 25, then particle size syringe needle 37 is inserted the infusion bottle 21 that has hung upside down, as shown in Figure 9, again a bayonet lock 27 of connecting on 26 is snapped in the interior bayonet socket 34 of connecting seat 25, allow thorn pipe 28 pierce through the diaphragm seal of connecting in the seat 25 12, so just can continue to have infused.
Claims (9)
1, a kind of bottle transfusion device that connects automatically, by passage (1), drain pipe (2), tubulature (3) and syringe needle formations such as (4), it is characterized in that: this connects bottle transfusion device automatically can also have some pairs by breather (6), drain pipe (7) and tubulature (8) constitute connects a bottle device (5), any drain pipe (2) can be connected by engaging means (10) with next breather (6) that connects a bottle device (5), described tubulature (3,8) can connect by described engaging means (11), this connects automatically in bottle transfusion device and is provided with sealing device, in infusion process, medicinal liquid can only flow out from syringe needle (4), this connects automatically and is provided with the anti-backflow device that prevents inhomogeneity medicinal liquid intermingling in bottle transfusion device, when not having buffer brake, described anti-backflow device allows air oppositely to pass through, and engaging means (11) and the length between the engaging means (10) on this drain pipe (2) on the tubulature (3) that communicates with drain pipe (2) are longer than the length of breather (6).
2, bottle transfusion device that connects automatically according to claim 1, it is characterized in that: described engaging means (10,11) constitute by connecting seat (25A, 25B, 25C, 25D) and connecting head (26A, 26B), the described bottle device (5) that connects also has a horizontal tube (9) perpendicular to tubulature (8) liquid outlet, described connection seat (25A, 25B, 25C, a 25D) is located on the drain pipe (2,7) and on the tubulature (3,8), described connection head (26A, a 26B) is located at the inlet end of breather (6) and the liquid outlet of horizontal tube (9).
3, bottle transfusion device that connects automatically according to claim 2, it is characterized in that: connection seat (25B) on the tubulature (3) that communicates with drain pipe (2) and the length between the connection seat (25A) on this drain pipe (2) are 14-16cm, and the length of breather (6) is 10-12cm.
4, automatically bottle transfusion device that connects according to claim 2, it is characterized in that: the described cross section of connecting seat (25) and connection head (26) is all annular, the external diameter of connecting head (26) is slightly smaller than the internal diameter of connecting seat (25), connect head (26) external diameter and be evenly distributed with some bayonet locks (27) along circumference, connecting has a base portion and connects the thorn pipe (28) that head (26) is connected as a single entity in the head (26), connect in the seat (25) supporter (29) is arranged, supporter (29) has an elastic sealing gasket (30) near a side of connecting seat (25) port of export, opposite side is described sealing device, the sealing device is a diaphragm seal (12), connecting on the seat (25) has and the corresponding draw-in groove of bayonet lock (27) (31), the outer bayonet socket (33) and the interior bayonet socket (34) that are provided with baffle plate (32) are arranged on each draw-in groove (31), outside bayonet lock (27) snaps in during bayonet socket (33), thorn pipe (28) does not touch diaphragm seal (12), when bayonet lock (27) snaps in interior bayonet socket (34), thorn pipe (28) is puncture through seal film (12), no matter bayonet lock (27) snaps in outer bayonet socket (33) still snaps in interior bayonet socket (34), is all hermetic seal between the annular end face (35) of connection head (26) and the supporter (29).
5, bottle transfusion device that connects automatically according to claim 4, it is characterized in that: the thickness of described elastic sealing gasket (30) is 7mm, the distance between outer bayonet socket (33) and the interior bayonet socket (34) is 4mm.
6, bottle transfusion device that connects automatically according to claim 1, it is characterized in that: described anti-backflow device is the one-way cock (13,14,15,16) that is made of shell (22), pedestal (23) and dodge gate (24), when not having buffer brake, dodge gate (24) is opened a little, medicinal liquid can not be sticked together dodge gate (24) and pedestal (23), described one-way cock is located in the upstream and described engaging means (10,11) of the engaging means (11) on the tubulature (3), and described one-way cock opening flows to the direction of Murphy type burette (18) towards medicinal liquid.
7, according to any one described bottle transfusion device that connects automatically in the claim 2 to 5, it is characterized in that: described anti-backflow device is by shell (22), the one-way cock (13 that pedestal (23) and dodge gate (24) constitute, 14,15,16), when not having buffer brake, dodge gate (24) is opened a little, medicinal liquid can not be sticked together dodge gate (24) and pedestal (23), described one-way cock is located at tubulature (3,8) the connection seat (25B on, upstream 25D) and described connection head (26A, 26B), described one-way cock opening is towards tubulature (3,8) liquid outlet or towards connecting a head (26A, port of export 26B).
8, according to any one described bottle transfusion device that connects automatically in the claim 1 to 6, it is characterized in that: described engaging means (10,11) and anti-backflow device quality are hard and transparent, and described engaging means (10,11) are provided with protective sleeve.
9, bottle transfusion device that connects automatically according to claim 7; it is characterized in that: described connection seat (25A, 25B, 25C, 25D), connection head (26A, 26B) and one-way cock (13,14,15,16) quality are hard and transparent, and described connection seat (25A, 25B, 25C, 25D) and connection head (26A, 26B) are provided with protective sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01225873 CN2478597Y (en) | 2001-05-31 | 2001-05-31 | Automatic bottle-connecting transfusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01225873 CN2478597Y (en) | 2001-05-31 | 2001-05-31 | Automatic bottle-connecting transfusion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2478597Y true CN2478597Y (en) | 2002-02-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01225873 Expired - Fee Related CN2478597Y (en) | 2001-05-31 | 2001-05-31 | Automatic bottle-connecting transfusion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2478597Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102743809A (en) * | 2012-07-14 | 2012-10-24 | 汤园园 | Intermittent transfusion set |
| CN104548243A (en) * | 2014-01-08 | 2015-04-29 | 龙宏元 | Differential pressure type automatic bottle-replacing transfusion device |
| CN104740712A (en) * | 2015-04-16 | 2015-07-01 | 山东新华安得医疗用品有限公司 | Automatic bottle replacing type infusion device |
| CN105771020A (en) * | 2015-12-26 | 2016-07-20 | 山东新华安得医疗用品有限公司 | Infusion apparatus capable of automatically replacing bags |
| CN109157697A (en) * | 2018-08-27 | 2019-01-08 | 尹永远 | A kind of infusion-bottle hanging stand box of automatic decanting |
| CN110869071A (en) * | 2017-08-31 | 2020-03-06 | 拜耳医药保健有限公司 | Method of dynamic pressure control in a fluid injector system |
-
2001
- 2001-05-31 CN CN 01225873 patent/CN2478597Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102743809A (en) * | 2012-07-14 | 2012-10-24 | 汤园园 | Intermittent transfusion set |
| CN104548243A (en) * | 2014-01-08 | 2015-04-29 | 龙宏元 | Differential pressure type automatic bottle-replacing transfusion device |
| CN104548243B (en) * | 2014-01-08 | 2023-07-21 | 怀化沃普环保科技有限公司 | Differential pressure type automatic bottle-changing transfusion system |
| CN104740712A (en) * | 2015-04-16 | 2015-07-01 | 山东新华安得医疗用品有限公司 | Automatic bottle replacing type infusion device |
| CN105771020A (en) * | 2015-12-26 | 2016-07-20 | 山东新华安得医疗用品有限公司 | Infusion apparatus capable of automatically replacing bags |
| CN110869071A (en) * | 2017-08-31 | 2020-03-06 | 拜耳医药保健有限公司 | Method of dynamic pressure control in a fluid injector system |
| CN109157697A (en) * | 2018-08-27 | 2019-01-08 | 尹永远 | A kind of infusion-bottle hanging stand box of automatic decanting |
| CN109157697B (en) * | 2018-08-27 | 2021-03-05 | 李捷 | Automatic trade infusion bottle gallows box of bottle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |