CN213157799U - Liquid medicine transferring device and liquid taking assembly - Google Patents
Liquid medicine transferring device and liquid taking assembly Download PDFInfo
- Publication number
- CN213157799U CN213157799U CN202020600016.7U CN202020600016U CN213157799U CN 213157799 U CN213157799 U CN 213157799U CN 202020600016 U CN202020600016 U CN 202020600016U CN 213157799 U CN213157799 U CN 213157799U
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- Prior art keywords
- liquid
- mounting hole
- syringe
- container
- chamber
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- Expired - Fee Related
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- 239000007788 liquid Substances 0.000 title claims abstract description 144
- 239000003814 drug Substances 0.000 title claims abstract description 60
- 238000003860 storage Methods 0.000 claims abstract description 17
- 239000012530 fluid Substances 0.000 claims abstract description 11
- 229940079593 drug Drugs 0.000 claims abstract description 6
- 239000000284 extract Substances 0.000 claims abstract description 3
- 230000002457 bidirectional effect Effects 0.000 claims description 17
- 238000000605 extraction Methods 0.000 claims description 12
- 238000001802 infusion Methods 0.000 claims description 7
- 230000003252 repetitive effect Effects 0.000 abstract 1
- 241001411320 Eriogonum inflatum Species 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 229930182555 Penicillin Natural products 0.000 description 1
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000151 anti-reflux effect Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229940049954 penicillin Drugs 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a liquid medicine moves annotates device and gets liquid subassembly, the liquid medicine moves annotates the device and includes at least: a drug storage container; the container opening cover is detachably assembled on the medicine storage container and is characterized in that the container opening cover is provided with at least two liquid taking mounting holes and at least one air exhaust mounting hole, and the air exhaust assembly externally connected to the air exhaust mounting hole extracts fluid in an attached cavity of the container opening cover, and the fluid in the attached cavity sequentially circulates to the position of the air exhaust mounting hole through the at least two liquid taking mounting holes. The utility model provides a liquid medicine moves annotates device and gets liquid subassembly not only can be discharged earlier with the unnecessary gas that persists in the drain pipe before getting liquid, guarantees to get the accuracy of liquid measure to reducible repetitive operation has improved and has got liquid operating efficiency.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a liquid medicine is moved and is annotated device and get liquid subassembly.
Background
Medical care personnel often need to quantitatively subpackage a large barrel of liquid medicine into small bottles according to the application. At present, a large-size syringe is usually adopted to measure liquid medicine, the operation is troublesome, the efficiency is low, and inconvenience is brought to medicine management work.
A prior art finish dispenser, as proposed in patent publication No. CN209696944U, includes: the bottle stopper is provided with an air pressure mechanism; the pneumatic mechanism comprises a cylinder body with the bottom communicated, a piston body arranged in the cylinder body, and a piston rod vertically connected with the piston body; the top of the cylinder body is provided with a hollow metering body, the side wall of the metering body is provided with a groove, the groove is matched with a movable bulge, the movable bulge is fixedly connected with the top of the piston rod, and both sides of the groove are provided with scale marks; a pipe body penetrating through the bottle stopper is arranged on one side of the pneumatic mechanism, and the pipe body comprises a liquid taking pipe positioned below the bottle stopper and a liquid distributing pipe positioned above the bottle stopper; the end part of the liquid taking pipe is provided with two filter heads, and the end parts of the liquid dividing pipes are provided with control valves; the piston body is a rubber sheet, and a through hole is formed in the rubber sheet.
However, in the prior art, if the needle cylinder is directly inserted into the liquid guiding tube to extract the liquid medicine during liquid taking, the air remained in the tube body between the liquid guiding tube and the liquid level cannot be removed, and the remained air is sucked into the needle cylinder, so that the scale on the needle cylinder cannot truly reflect the amount of the liquid medicine taken, and quantitative liquid taking cannot be realized; because quantitative partial shipment needs the partial shipment to a plurality of vials, the above-mentioned liquid device of getting can only gather the volume of a vial once, needs repeated operation repeatedly, and the process is troublesome, and operating efficiency is low.
Furthermore, on the one hand, due to the differences in understanding to the person skilled in the art; on the other hand, since the inventor studied a lot of documents and patents when making the present invention, but the space did not list all details and contents in detail, however, this is by no means the present invention does not possess these prior art features, but on the contrary the present invention has possessed all features of the prior art, and the applicant reserves the right to increase the related prior art in the background art.
SUMMERY OF THE UTILITY MODEL
The problem of get liquid device that prior art provided can't avoid absorbing the air and can't realize the ration and get liquid when getting liquid to and need repeat operation when subpackaging the liquid medicine, the problem that operating efficiency is low, this application has proposed a liquid medicine transfer injection device, through improving and having proposed the two-way joint with container flap looks adaptation after the improvement to conventional medicine storage container flap, set up two at least liquid mounting holes and at least one mounting hole of bleeding of getting on the container flap, thereby not only the unnecessary gas that persists in the drain pipe before getting liquid is discharged earlier, the accuracy of liquid volume of getting has been guaranteed, and adopt the syringe that this application provided when getting liquid, can draw two pipe or three pipe liquid medicines simultaneously, reduce repeat operation repeatedly, liquid operation efficiency is got in the improvement.
The application provides a liquid medicine migration and injection device, the liquid medicine migration and injection device includes at least: a drug storage container; the container opening cover is detachably assembled on the medicine storage container and is characterized in that the container opening cover is provided with at least two liquid taking mounting holes and at least one air exhaust mounting hole, and the air exhaust assembly externally connected to the air exhaust mounting hole extracts fluid in an attached cavity of the container opening cover, and the fluid in the attached cavity sequentially circulates to the position of the air exhaust mounting hole through the at least two liquid taking mounting holes.
According to a preferred embodiment, at least one bidirectional joint is detachably connected to the liquid taking mounting hole, and the bidirectional joint is used for externally connecting a syringe so that the syringe can be communicated to the inner cavity of the medicine storage container through the attached cavity of the container opening cover.
According to a preferred embodiment, the syringe establishes at least two access channels between it and the accessory chamber by means of which at least two access ends of the syringe correspond respectively to the respective two-way connectors.
According to a preferred embodiment, the injector is provided with a syringe, and the inner cavities of the syringe are respectively communicated with the at least two liquid taking channels.
According to a preferred embodiment, the conduction path between the suction mounting hole and the accessory chamber is longer than the conduction path between the liquid-extracting mounting hole and the accessory chamber.
According to a preferred embodiment, the container flap has a main chamber and a catheter is fixed to the inner wall of the main chamber.
According to a preferred embodiment, the auxiliary chamber is made on the inner wall of the main chamber in such a way that it communicates with the catheter.
According to a preferred embodiment, the liquid guide tube has at least one liquid inlet path at one end extending into the interior of the drug storage container through the flow guide.
According to a preferred embodiment, the inlet path is defined by a passage formed between at least one drainage hole provided in the wall of the catheter and the lumen of the catheter.
The application has still provided a liquid medicine moves annotates device with getting liquid subassembly, it includes at least to get the liquid subassembly: a catheter; the syringe is used for drawing the liquid medicine in the medicine storage container through the liquid guide tube, and is characterized by comprising a needle cylinder and at least two liquid measuring cylinders, and under the condition that the at least two liquid measuring cylinders are respectively communicated with the liquid guide tube through at least one bidirectional joint, the fluid in the liquid guide tube sequentially or respectively flows into the at least two liquid measuring cylinders in a mode that the needle cylinder forms suction negative pressure due to suction.
Drawings
FIG. 1 is a simplified top view schematic diagram of a container flap according to the present invention;
FIG. 2 is a simplified overall structure of the medical fluid infusion device of the present invention;
fig. 3 is a simplified front view of the container lid of the present invention.
List of reference numerals
1: medicine storage container 2: a flow guide part 3: container mouth cover
4: the auxiliary chamber 5: the bidirectional joint 6: air extraction assembly
7: get liquid mounting hole 8: air exhaust mounting hole 9: main chamber
10: liquid guide tube 11: the injector 12: liquid taking end
13: the syringe 14: liquid measuring cylinder
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is a simplified schematic top view of a container flap 3 according to the present application.
A catheter 10 is fixed on the container mouth cover 3. The catheter 10 may be fixed to the inner wall of the main chamber 9 by means of a hose connection with a detachable connection, such as a screw bolt, a snap connection, etc. The hose connector may be fixed to the inner wall of the main chamber 9 by non-detachable connection such as welding or bonding. Because the diameter of hose nipple is greater than the diameter of water conservancy diversion portion 2, close container flap 3 lid on water conservancy diversion portion 2 back, hose nipple butt is at water conservancy diversion portion 2 up end, further avoids catheter 10 accident to drop.
The container lid 3 is divided into an upper lid and a lower lid, and as shown in fig. 2, the lower lid can rotate relative to the upper lid, and the lower lid may be cylindrical. When installing this container flap 3, only need with this lower part lid connect soon to the outer wall set up on screwed water conservancy diversion portion 2, can realize that container flap 3 relative position is fixed.
When the medicine liquid extracting device is used, the upper cover body can rotate relatively, the upper cover body rotates to the position of the handle located beside the flow guide part 2 and is abutted to the handle of the medicine liquid box, the movement trend of the upper cover body is limited, and the stability of medicine liquid extracting operation is facilitated.
As shown in fig. 3, an auxiliary chamber 4 is formed in the upper cover of the container lid 3. The open end of the additional chamber 4 is connected to the hose connector so that the liquid medicine passing through the hose connector can flow into the additional chamber 4.
As shown in fig. 1, the upper cover may be shaped as a rectangular parallelepiped. In the length extending direction of the upper cover body, two (or three) liquid taking mounting holes 7 and an air exhaust mounting hole 8 are sequentially formed, and each mounting hole is communicated to the auxiliary cavity 4. When the auxiliary chamber 4 is in a negative pressure state, the fluid (gas or liquid) sequentially passes through the liquid taking mounting holes 7 along the auxiliary chamber 4 and finally flows into the air exhaust mounting hole 8. Thereby when the external connection is bled in the subassembly 6 of bleeding of mounting hole 8, persist all be negative pressure state in catheter 10 and container flap 3 cavity, the liquid medicine rises gradually to attaching chamber 4 along catheter 10 in, gets liquid mounting hole 7 to one, is being full of this gradually and is getting liquid mounting hole 7 back next-level and continue flowing to this makes and all be filled with the liquid medicine in a plurality of liquid mounting holes 7 of getting. The syringe 11 can be used to suck the liquid medicine through any of the liquid taking holes 7, and no gas is sucked. Medical personnel can observe the section of thick bamboo wall scale of syringe 11, acquires accurate liquid volume of getting.
As shown in fig. 1 and 3, the syringe 11 is indirectly connected to each liquid-extracting attachment hole 7 through the bidirectional joint 5. The liquid taking mounting hole 7 is matched and connected with the bidirectional connector 5. The bi-directional joint 5 may be made up of two parts that are interconnected. A part of the joint is matched with the shape of the liquid taking mounting hole 7. The cross section of the other part of the joint is larger than that of the liquid taking installation hole 7, so that the installation depth of the bidirectional joint 5 in the liquid taking installation hole 7 is limited. Which is intended to be connected to a syringe 11. The part of the joint can be provided with a rubber plug similar to a penicillin bottle seal, and the syringe 11 can be punctured. After the syringe 11 is taken out, the two ends of the rubber plug are relatively isolated, so that the liquid medicine is prevented from overflowing. Preferably, the bidirectional connector 5 can be a disposable product or a disposable transparent product, and has simple structure and low manufacturing cost.
Further preferably, the bidirectional connector comprises at least two bidirectional connectors 5 with different sizes, and the inner cavities formed by the bidirectional connectors 5 with different sizes are different in size, that is, the cross-sectional flow rates of the bidirectional connectors 5 with different sizes are different. The operator can select the bidirectional connector 5 with different sizes according to the viscosity of the liquid medicine. The bidirectional joint 5 with larger cross section circulation is selected for viscous liquid medicine, and the bidirectional joint 5 with smaller cross section circulation can be adopted for sparse liquid medicine.
The air exhaust mounting hole 8 can be matched and connected with an air exhaust assembly 6. The air extraction assembly 6 may be referred to as an external air extraction device. The air exhaust assembly 6 can be directly connected with the air exhaust mounting hole 8, or can be communicated with the air exhaust mounting hole 8 through a section of air guide pipe. In the case of a section of gas duct, the position of the gas extraction assembly 6 is more freely arranged.
Preferably, the air exhaust assembly 6 may also be an injector 11 type structure, but the injector 11 type structure is different from the conventional injector 11 in that a check valve is disposed on a piston in the injector 11 type structure, and the check valve only allows air to be output on the air exhaust mounting hole 8 is matched, so that when the piston is pulled upwards, the check valve on the air exhaust mounting hole 8 is opened, air enters an inner cavity of the injector 11 type structure, the piston is pressed downwards, the check valve on the air exhaust mounting hole 8 is closed, the check valve on the piston is opened, and the air flows out from the inner cavity of the injector 11 type structure to the external environment.
A check valve which only allows gas to be output is arranged in the air suction mounting hole 8 of the container opening cover 3, and the check valve can be an air circuit membrane type check valve. Preferably, a valve structure is arranged in the liquid taking installation hole 7 of the container opening cover 3, and the valve structure can be an anti-reflux valve which is formed by enclosing a plurality of conical sheets and is in a conical shape. Preferably, the tip of the conical sheet of the valve for preventing reverse-flow is coated with a weak magnetic material. The valve allows only one-way flow of the liquid, preventing backflow of the liquid medicine near the end of the syringe 11.
The injector 11 comprises a barrel 13, and the barrel 13 is provided with a piston and a push rod. The lower end of the needle cylinder 13 is connected with one end of three liquid measuring tubes in a sealing way through a four-way joint or connected with one end of two liquid measuring tubes in a sealing way through a three-way joint, the other end of each liquid measuring tube is provided with a liquid taking end 12, and the outer wall of each liquid measuring tube is provided with scale marks. Thus, the liquid taking ends 12 are respectively inserted into the bidirectional connectors 5 on the container opening cover 3, and at the same time, the push rod of the syringe 11 is pulled, and three cylinders of liquid medicine are simultaneously extracted.
Preferably, the liquid guiding tube 10 has at least one liquid inlet path at one end extending into the medicine storing container 1 through the flow guiding part 2. Preferably, the inlet path may be defined by a passage formed between at least one drainage hole opened in the wall of the catheter 10 and the lumen of the catheter 10. Preferably, the inlet path may be defined by a passage formed between at least one branch tube provided on the tip of the catheter 10 and the lumen of the catheter 10. The plurality of branch pipes are different in length from each other. Further preferably, the port of the branch pipe is provided with a hollow liquid suction ball, and the surface of the liquid suction ball is distributed with notches. When the bottom surface of the medicine storage container 1 is uneven, the spherical liquid absorption ball can roll into the low-lying position, and the utilization rate of the liquid medicine in the medicine storage container 1 is improved. The liquid suction ball can be made of metal or other applicable materials with higher density, and the heavier the liquid suction ball is, the more the liquid suction ball can roll into the lower position in the medicine storage container 1.
When using the liquid medicine transplanting device that this application provided, operating personnel can select a plurality of two-way joint 5 of different sizes according to the viscosity of liquid medicine earlier, and the two-way joint 5 that cross section circulation is great is selected to the liquid medicine that is relatively sticky, and two-way joint 5 that has less cross section circulation can be adopted to the liquid medicine that is relatively sparse. After the two-way joint 5 is selected, the two-way joints 5 are respectively inserted into the liquid taking mounting holes 7 on the container opening cover 3. If air is reserved in the auxiliary chamber 4 and the catheter 10, an operator firstly utilizes the air extraction assembly 6 to extract the reserved air, and observes whether liquid medicine enters the auxiliary chamber 4 and the liquid extraction mounting hole 7 on the transparent container opening cover 3. At the moment, the inner cavity of the two-way joint 5 is filled with liquid medicine, a plurality of liquid taking ends 12 of the syringe 11 are inserted into the two-way joint 5, the liquid taking ends 12 are directly contacted with the liquid medicine, unnecessary air cannot be pumped, the real liquid medicine pumping amount is reflected by the scale marks on the liquid measuring tubes, and an operator pumps quantitative liquid medicine according to the requirement. After the extraction is completed, the two-way joint 5 and the syringe 11 are removed.
It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.
Claims (10)
1. A medical fluid infusion device comprising at least:
a drug storage container (1);
a container lid (3) detachably fitted to the medicine storage container (1),
it is characterized in that the container opening cover (3) is provided with at least two liquid taking mounting holes (7) and at least one air exhaust mounting hole (8),
under the condition that the air extraction assembly (6) externally connected to the air extraction mounting hole (8) extracts the fluid in the attached cavity (4) of the container opening cover (3), the fluid in the attached cavity (4) sequentially flows to the position of the air extraction mounting hole (8) through the at least two liquid extraction mounting holes (7).
2. Medical liquid transfer device according to claim 1 wherein at least one bi-directional connector (5) is detachably connected to said liquid withdrawal mounting hole, said bi-directional connector (5) being adapted to connect externally to a syringe such that said syringe is able to communicate via the attachment chamber (4) of the container flap (3) to the inner cavity of said drug storage container (1).
3. Medical liquid infusion device according to claim 2, wherein said syringe establishes at least two liquid taking channels between it and the accessory chamber (4) by means of at least two liquid taking ends (12) of the syringe corresponding to respective two-way connectors (5).
4. Medical liquid infusion device according to claim 3 wherein said syringe has a barrel (13) and the inner chamber of said barrel (13) is in communication with said at least two liquid taking channels, respectively.
5. A medical liquid transfer device according to claim 4, wherein a conduction path between said suction mounting hole (8) and said auxiliary chamber (4) is longer than a conduction path between said liquid-taking mounting hole (7) and said auxiliary chamber (4).
6. A medical liquid transfer device according to any one of claims 1 to 5 wherein said container lid (3) has a main chamber (9) and a liquid guide tube (10) is fixed to the inner wall of said main chamber (9).
7. Medical liquid infusion device according to claim 6, wherein said additional chamber (4) is provided on the inner wall of said main chamber (9) in such a way that it communicates with said catheter (10).
8. Medical liquid infusion device according to claim 7, wherein the liquid guide tube (10) has at least one liquid inlet path at its end extending into the interior of the liquid storage container (1) via the flow guide (2).
9. Medical liquid infusion device according to claim 8 wherein said inlet path is defined by a passage formed between at least one port opening in the wall of said catheter (10) and the lumen of said catheter (10).
10. A liquid extraction assembly for a liquid medicine transferring device at least comprises:
a catheter (10);
a syringe for drawing the liquid medicine in the medicine storage container (1) through the catheter (10),
characterized in that the syringe has a barrel (13) and at least two measuring barrels (14),
under the condition that the at least two liquid measuring cylinders (14) are respectively communicated with the liquid guide pipe (10) through at least one bidirectional joint (5), the fluid in the liquid guide pipe (10) is sequentially or respectively communicated into the at least two liquid measuring cylinders (14) according to the mode that the needle cylinder (13) forms suction negative pressure due to suction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020600016.7U CN213157799U (en) | 2020-04-20 | 2020-04-20 | Liquid medicine transferring device and liquid taking assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020600016.7U CN213157799U (en) | 2020-04-20 | 2020-04-20 | Liquid medicine transferring device and liquid taking assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213157799U true CN213157799U (en) | 2021-05-11 |
Family
ID=75765364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020600016.7U Expired - Fee Related CN213157799U (en) | 2020-04-20 | 2020-04-20 | Liquid medicine transferring device and liquid taking assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213157799U (en) |
-
2020
- 2020-04-20 CN CN202020600016.7U patent/CN213157799U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |