CN219681148U - Bottle stopper puncture device with air-repellent structure - Google Patents
Bottle stopper puncture device with air-repellent structure Download PDFInfo
- Publication number
- CN219681148U CN219681148U CN202320677585.5U CN202320677585U CN219681148U CN 219681148 U CN219681148 U CN 219681148U CN 202320677585 U CN202320677585 U CN 202320677585U CN 219681148 U CN219681148 U CN 219681148U
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- Prior art keywords
- puncture
- gas
- puncturing
- bottle stopper
- repellent structure
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- 241001411320 Eriogonum inflatum Species 0.000 title claims abstract description 21
- 239000005871 repellent Substances 0.000 title claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims abstract description 34
- 238000005192 partition Methods 0.000 claims abstract description 29
- 239000003814 drug Substances 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 238000009423 ventilation Methods 0.000 claims abstract description 16
- 229930182555 Penicillin Natural products 0.000 description 6
- 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 6
- 229940049954 penicillin Drugs 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The utility model relates to the technical field of medical equipment, in particular to a bottle stopper puncturing device with a gas-repellent structure, which comprises a conversion connecting piece, a puncturing needle and a filter element, wherein a baffle is arranged in the conversion connecting piece; the puncture needle comprises a puncture end cover and a puncture head, the puncture end cover is connected with the bottom of the partition board, the filter element is arranged between the puncture end cover and the partition board, the puncture head is positioned in the middle of the puncture end cover, the puncture head is provided with air holes and puncture holes for communicating liquid flow holes, the partition board is provided with a plurality of ventilation grooves in a circumferential direction, and the air holes are communicated with the ventilation grooves through the filter element so as to lead out gas in the medicine bottle; the arrangement of the air holes can ensure that the pressure balance between the inside and the outside of the injector can be kept when the liquid is injected, and the influence of positive pressure is eliminated.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a bottle stopper puncture device with a gas-repellent structure.
Background
The container for containing powder used clinically at present is mainly a penicillin bottle, a rubber plug is arranged on the penicillin bottle, an aluminum foil is sleeved outside the rubber plug, the aluminum foil is usually removed when the syringe is used, then a puncture outfit or a needle head is inserted into the rubber plug, and finally liquid is injected and mixed uniformly, and then the mixed solvent is sucked out. Because the rubber stopper of the penicillin bottle has good strength, the puncture outfit is difficult to insert, and meanwhile, the penicillin bottle has good tightness, and because of positive pressure, the injector can generate great pressure when injecting liquid, thereby causing great trouble to clinic.
The Chinese patent with publication number of CN102688147A discloses a medicine bottle, which can be filled and taken by a threaded syringe without an injection needle, and can be opened by screwing the threaded port of the threaded syringe onto the external thread of an outer sleeve and rotating downwards with force, so that the step that a traditional rubber stopper penicillin bottle needs to be opened for sealing an aluminum foil first is omitted, the operation steps are simplified, and the outer sleeve can be matched with the conical head of the syringe in a sealing way, and the sealing can be ensured. However, the above-described vial fails to address the problem of excessive pressure during injection.
The Chinese patent publication No. CN112644845A discloses a bottle mouth connecting piece and a medicine bottle using the same, which omits the step of opening a sealing aluminum foil when taking medicine from a traditional rubber stopper penicillin bottle, but overcomes the pressure in the bottle when connecting a syringe and the bottle mouth and injecting liquid, and has no booster device and difficult pressing when a puncture outfit is pressed into the rubber stopper.
Disclosure of Invention
The utility model aims to provide a bottle stopper puncture device with a gas-repellent structure, which can ensure that the pressure balance between the inside and the outside of an injector can be maintained when liquid is injected, and the influence of positive pressure is eliminated.
The utility model provides a bottle stopper puncturing device with a gas-repellent structure, which comprises a conversion connecting piece, a puncturing needle and a filter element, wherein a partition board is arranged in the conversion connecting piece;
the puncture needle comprises a puncture end cover and a puncture head, the puncture end cover is connected with the bottom of the partition board, the filter element is arranged between the puncture end cover and the partition board, the puncture head is positioned at the middle position of the puncture end cover, the puncture head is provided with air holes and puncture holes for communicating liquid flow holes, the partition board is provided with a plurality of ventilation grooves in a circumferential direction, and the air holes are communicated with the ventilation grooves through the filter element so as to lead out gas in the medicine bottle.
As a further technical scheme, a luer connector is arranged in the middle of the top of the partition board, and the luer connector is communicated with the connecting block through the partition board.
As a further technical scheme, the conversion connecting piece is annular, and a power-assisted pressing ring is arranged at the edge of the top end of the conversion connecting piece.
As a further technical scheme, conversion connecting piece bottom edge slope sets up a plurality of hoop feet, is equipped with the clearance between the adjacent hoop foot, and the hoop foot inboard sets up the buckle, and the buckle is the ratchet for connect the medicine bottle
As a further technical scheme, the puncture head is arranged at the middle position of the bottom of the puncture end cover, and the air hole and the puncture hole penetrate through the puncture head and extend to the top surface of the puncture end cover.
As a further technical scheme, the top of the puncture end cover is provided with a first end face, a counter bore is arranged in the middle of the puncture end cover, the counter bore end face is provided with a second end face, the first end face is fixedly connected with the partition plate, and the filter element is arranged at the counter bore and is positioned on the periphery of the connecting block.
As a further technical scheme, a drainage block is arranged on one side of the ventilation groove at the top of the partition plate, and the drainage block is positioned between the ventilation groove and the center position of the partition plate.
As a further technical scheme, the side wall of the conversion connecting piece is provided with a diversion hole corresponding to the height of the diversion block.
As a further technical scheme, the drainage block is arranged in an arc shape and extends to the upper part of the ventilation groove so as to guide the gas to the position of the drainage hole.
As a further technical scheme, the puncture end cover is round, and the side surface of the puncture end cover is fixedly connected with the inner wall of the conversion connecting piece.
The beneficial effects of the utility model are as follows:
1. the puncture head is provided with the air holes and the puncture holes for communicating the liquid flow holes, the baffle plate is provided with the plurality of ventilation grooves in a circumferential direction, the air holes are communicated with the ventilation grooves through the filter element so as to be convenient for guiding out the gas in the medicine bottle, so that the pressure balance between the inside and outside of the injection liquid of the injector can be kept, and the influence of positive pressure is eliminated.
2. The arrangement of the drainage block and the drainage hole can guide the gas to flow out from the side surface of the conversion connecting piece, so that the gas in the bottle is prevented from directly flowing out to hurt people.
3. The power-assisted pressing ring is arranged at the upper part of the conversion connecting piece, so that the power-assisted pressing ring is labor-saving in pressing and convenient to operate; the buckle at the lower end of the conversion connecting piece is in a ratchet shape, so that the puncture device can be easily clamped into the groove of the bottle body in the rotation process, the bottom end of the hoop is provided with an inclination and a round angle, and the puncture device and the medicine bottle can be easily assembled.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. It should also be understood that the drawings are for simplicity and clarity and have not necessarily been drawn to scale. The utility model will now be described and explained with additional specificity and detail through the use of the accompanying drawings in which:
figure 1 shows a schematic view of the structure of the stopper puncturing device in accordance with an embodiment of the present utility model;
FIG. 2 shows an enlarged partial schematic view of a puncture needle in an embodiment of the present utility model;
FIG. 3 illustrates a cross-sectional view of a conversion coupler in an embodiment of the present utility model;
FIG. 4 illustrates a bottom view of a conversion adapter in an embodiment of the present utility model;
figure 5 (a) shows an isometric view of a stopper puncturing device in accordance with an embodiment of the present utility model;
fig. 5 (b) is another schematic axial view of the stopper puncturing device according to the embodiment of the present utility model;
fig. 6 is a schematic view showing the structure of the puncture needle in the embodiment of the present utility model.
Fig. 7 shows a schematic cross-sectional view of a puncture needle in an embodiment of the present utility model.
Fig. 8 shows a schematic structural diagram of an embodiment of the present utility model when assembled for use.
In the figure: 1. a conversion connector; 2. a filter element; 3. a puncture needle; 4. a syringe; 5. a medicine bottle; 101. a power-assisted pressing ring; 102. a luer fitting; 103. a partition plate; 104. a vent groove; 105. a drainage block; 106. a deflector aperture; 107. hooping feet; 108. a buckle; 109. a joint block; 110. a liquid flow hole; 301. a puncture end cap; 302. a puncture head; 303. a first end face; 304. a second end face; 305. puncturing the hole; 306. and (5) air holes.
Detailed Description
The technical solutions in the exemplary embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1 to 8, the present embodiment provides a bottle stopper puncturing device with a gas-repellent structure, comprising a conversion connector 1, a puncturing needle 3 and a filter element 2, wherein the conversion connector 1 is used for being assembled at the top of a medicine bottle 5 in use, and the puncturing needle 3 is positioned inside the conversion connector 1 and used for puncturing the bottle stopper in assembly.
As shown in fig. 1 and 3, the conversion connector 1 is annular, and the top edge of the conversion connector is provided with an assisting pressing ring 101 to assist the bottle stopper puncture device in realizing rapid puncture. The inside of the conversion connecting piece 1 is provided with a baffle plate 103 close to the middle position, the middle position of the top of the baffle plate 103 is provided with a luer connector 102, the sealing connection with the injector 4 is convenient, the middle position of the bottom of the baffle plate 103 is correspondingly provided with a connecting block 109, and the luer connector 102 is communicated with the connecting block through the baffle plate 103. And the adapter block is provided with a fluid port 110 for communicating with luer 102.
As shown in fig. 1 and fig. 6-7, the puncture needle 3 comprises a puncture end cover 301 and a puncture head 302, the puncture end cover 301 is connected with the bottom of the partition 103, the puncture head 302 is arranged at the middle position of the bottom of the puncture end cover 301, the top end of the puncture end cover 301 is a first end face 303, a counter bore is arranged in the middle of the puncture end cover, the counter bore end face is a second end face 304, the first end face 303 and the partition 103 are fixedly connected through ultrasonic welding, the puncture end cover 301 is circular in shape, and the side face of the puncture end cover 301 and the inner wall of the conversion connecting piece 1 are fixedly connected through ultrasonic welding.
The filter element 2 of the present embodiment is provided between the puncture end cap 301 and the partition plate 103, and the filter element 2 is provided at the counter bore and on the circumferential side of the joint block 109.
As shown in fig. 6 to 7, the puncture head 302 has a spike-shaped solid structure, and as shown in fig. 2, the puncture head 302 has a cross-sectional shape similar to that of a cam, three puncture holes 305 are provided at one end of the base circle, and one air hole 306 is provided at the other end. The puncture hole 305 communicates with the liquid flow hole 110, and the air hole 306 and the puncture hole 305 of the present embodiment penetrate the puncture head and extend to the top surface of the second end surface 304 of the puncture end cap.
It will be appreciated that the top of the air hole 306 is flush with the top surface of the second end surface, and a portion of the top of the penetrating head 302 where the penetrating hole is provided with a recess, so as to provide a receiving space for the connecting block. After the puncture needle is welded with the partition board and the conversion connecting piece 1, the joint block is in butt joint with the concave top of the puncture head 302. The fluid hole 110 is communicated with the puncture hole 305, so that the medicament is conveniently led out.
The baffle 103 is provided with a plurality of vent grooves 104 in a circumferential direction, the vent grooves 104 penetrate through the baffle, the top of the air hole 306 is contacted with the filter element, and the filter element is communicated with the vent grooves 104 so as to lead out the gas in the medicine bottle.
The filter element 2 is made of polytetrafluoroethylene material with the thickness of 0.22um, so that the gas entering and discharged is ensured to be filtered.
Further, a drainage block is arranged on one side of the ventilation groove 104 at the top of the partition board, the drainage block is located between the ventilation groove 104 and the center position of the partition board 103, and a drainage hole 106 is arranged on the side wall of the conversion connecting piece 1 corresponding to the height of the drainage block 105.
The ventilation grooves 104, the drainage blocks 105 and the drainage holes 106 in this embodiment are all arranged in a one-to-one correspondence. The flow guiding block 105 is arranged in an arc shape and extends to the upper part of the ventilation groove 104 so as to guide the gas to the position of the flow guiding hole 106, and the flow guiding block and the flow guiding hole realize the discharge of the gas from the side wall of the conversion connecting piece along the radial direction.
When the injector 4 injects liquid into the medicine bottle 5, the gas in the bottle can be discharged through the air hole 306, the filter element 2, the ventilation groove 104 and the diversion hole 106.
The arrangement of the flow guiding block 105 and the flow guiding hole 106 can guide the gas to flow out from the side surface of the conversion connecting piece, so as to prevent the gas in the bottle from directly flowing out to hurt people.
The slope of conversion connecting piece 1 bottom edge sets up a plurality of hoop feet 107, is provided with the clearance between two adjacent hoop feet 107, and the bottom of hoop foot 107 is equipped with 45 degrees slopes, and the hoop foot end has and is equipped with the guide fillet, the inboard of hoop foot 107 be equipped with buckle 108, a plurality of buckles 108 are the ratchet form setting, buckle 108 lower extreme is equipped with the oblique angle, the operating personnel accessible rotation conversion connecting piece is light impress when pressing.
The device operation process comprises the following steps:
firstly, assembling a bottle stopper puncture device and a medicine bottle 5 filled with powder in a rotary pressing mode, then, sealing and connecting a syringe 4 containing liquid with the bottle stopper rapid puncture device through a luer connector, then, injecting liquid into the medicine bottle through a liquid flow hole 110 and a puncture hole 305, and exhausting gas in the bottle through an air hole 306, a filter element 2, an air channel 104 and a diversion hole 106 due to pressure action; then shake the medicine bottle 5, mix the liquid and the powder in the bottle evenly, invert the medicine bottle, suck the liquid into the injector 4, and the gas reversely enters the medicine bottle 5 at this time.
Although the present utility model has been described in terms of the preferred embodiments, it is not intended to be limited to the embodiments, and any person skilled in the art can make any possible variations and modifications to the technical solution of the present utility model by using the methods and technical matters disclosed above without departing from the spirit and scope of the present utility model, so any simple modifications, equivalent variations and modifications to the embodiments described above according to the technical matters of the present utility model are within the scope of the technical matters of the present utility model.
Claims (10)
1. The bottle stopper puncturing device with the air-repellent structure is characterized by comprising a conversion connecting piece, a puncturing needle and a filter element, wherein a partition board is arranged in the conversion connecting piece, a connecting block is arranged in the middle of the bottom of the partition board, and a liquid flow hole communicated with a luer connector is formed in the connecting block;
the puncture needle comprises a puncture end cover and a puncture head, the puncture end cover is connected with the bottom of the partition board, the filter element is arranged between the puncture end cover and the partition board, the puncture head is positioned at the middle position of the puncture end cover, the puncture head is provided with air holes and puncture holes for communicating liquid flow holes, the partition board is provided with a plurality of ventilation grooves in a circumferential direction, and the air holes are communicated with the ventilation grooves through the filter element so as to lead out gas in the medicine bottle.
2. The bottle stopper puncturing device with the air-repellent structure as set forth in claim 1, wherein a luer connector is arranged at the middle position of the top of the partition plate, and the luer connector is communicated with the connecting block through the partition plate.
3. The bottle stopper puncturing device with a gas-repellent structure according to claim 1, wherein the conversion connector is ring-shaped and a booster pressing ring is provided at the top edge thereof.
4. A bottle stopper puncturing device with a gas-repellent structure as claimed in claim 3, wherein the bottom edge of the conversion connector is provided with a plurality of collar legs in an inclined manner, gaps are provided between adjacent collar legs, and a buckle is provided on the inner side of the collar legs, and is in a ratchet shape for connecting with a medicine bottle.
5. The bottle stopper puncturing device with a gas-repellent structure as claimed in claim 1, wherein the puncturing head is provided at a central position of the bottom of the puncturing end cap, and the air hole and the puncturing hole penetrate the puncturing head and extend to the top surface of the puncturing end cap.
6. The bottle stopper puncturing device with a gas-repellent structure according to claim 5, wherein the top of the puncturing end cap is a first end surface, a counter bore is arranged in the middle of the puncturing end cap, the counter bore end surface is a second end surface, the first end surface is fixedly connected with the partition plate, and the filter element is arranged at the counter bore and is positioned at the periphery of the connecting block.
7. The bottle stopper puncturing device with a gas-repellent structure as claimed in claim 6, wherein a drainage block is provided at one side of the vent groove at the top of the partition plate, and the drainage block is located between the vent groove and the center position of the partition plate.
8. The bottle stopper puncturing device with a gas-repellent structure according to claim 7, wherein the side wall of the conversion connector is provided with a diversion hole corresponding to the height of the diversion block.
9. The bottle stopper puncturing device with a gas-repellent structure as set forth in claim 8, wherein the flow-guiding block is arranged in an arc shape and extends above the vent groove to guide the gas to the flow-guiding hole.
10. The bottle stopper puncturing device with a gas-repellent structure as claimed in claim 9, wherein the puncturing end cap is circular and has a side surface fixedly connected with the inner wall of the conversion connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320677585.5U CN219681148U (en) | 2023-03-28 | 2023-03-28 | Bottle stopper puncture device with air-repellent structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320677585.5U CN219681148U (en) | 2023-03-28 | 2023-03-28 | Bottle stopper puncture device with air-repellent structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219681148U true CN219681148U (en) | 2023-09-15 |
Family
ID=87945789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320677585.5U Active CN219681148U (en) | 2023-03-28 | 2023-03-28 | Bottle stopper puncture device with air-repellent structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219681148U (en) |
-
2023
- 2023-03-28 CN CN202320677585.5U patent/CN219681148U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |