CN212997460U - Polycarbonate puncture head based on injector - Google Patents
Polycarbonate puncture head based on injector Download PDFInfo
- Publication number
- CN212997460U CN212997460U CN202020475934.1U CN202020475934U CN212997460U CN 212997460 U CN212997460 U CN 212997460U CN 202020475934 U CN202020475934 U CN 202020475934U CN 212997460 U CN212997460 U CN 212997460U
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- Prior art keywords
- puncture
- perforation
- groove
- connector
- penetrating
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- 239000004417 polycarbonate Substances 0.000 title claims abstract description 13
- 229920000515 polycarbonate Polymers 0.000 title claims abstract description 13
- 229930182555 Penicillin Natural products 0.000 claims abstract description 19
- 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 claims abstract description 19
- 229940049954 penicillin Drugs 0.000 claims abstract description 19
- 230000001105 regulatory effect Effects 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims description 30
- 239000004033 plastic Substances 0.000 claims description 8
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 239000003814 drug Substances 0.000 abstract description 30
- 239000007788 liquid Substances 0.000 abstract description 18
- 230000006378 damage Effects 0.000 abstract description 3
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 abstract 1
- 229940079593 drug Drugs 0.000 description 11
- 208000012266 Needlestick injury Diseases 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 241001411320 Eriogonum inflatum Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002651 drug therapy Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to the technical field of medical equipment, a polycarbonate puncture head based on syringe is disclosed, including the puncture main part, the puncture main part includes puncture head and puncture body, and the puncture body is equipped with linking body, connector, perforation one, perforation two, wears the groove, perforates three, regulating plate and fixing device, and fixing device includes bracing piece, movable plate and cardboard. The utility model is made of polycarbonate, the cost is low, the puncture head does not need to be pulled out after liquid is pumped, and the occurrence of needle puncture injury is avoided; the utility model can avoid the residual liquid medicine from spraying out of the penicillin bottle, thereby reducing the pollution probability of the dispensing environment and improving the accuracy of the dosage of the medicine for the patient; simultaneously, the utility model can reduce the amount of bubbles sucked into the injector when the liquid medicine is sucked.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to polycarbonate puncture head based on syringe.
Background
Currently, under the guidance of "precision medicine" policy guidelines, the manner in which medical institutions formulate drugs is still manually configured by medical personnel to achieve higher standards of individualized drug therapy. In the existing drug preparation operation process, firstly, a syringe needle is required to penetrate through a rubber bottle stopper of a penicillin bottle, then a corresponding solvent or a solvent in a syringe of the syringe is injected into the penicillin bottle to dissolve the drug, and the drug is extracted from the penicillin bottle for drug treatment of different administration routes after the drug is fully dissolved. According to literature statistics, the medicine splash and the needle stick injury are main risk points existing in the medicine preparation operation technology based on the defects of the existing syringe, and can cause certain damage to the health of medical staff. And currently, no uniform enough objective judgment index exists for the accuracy degree of the dosage.
SUMMERY OF THE UTILITY MODEL
Based on the problems, the utility model provides a polycarbonate puncture head based on an injector, the device does not need to move and pull out the puncture head in the whole drug configuration process, the patent proposes that the technical advantages of fixing a penicillin bottle can improve the accuracy of the dosage of the drug, reduce the risk of polluting the dispensing environment and avoid the occurrence of needle puncture injury; meanwhile, the improvement of the liquid medicine suction channel of the device is beneficial to reducing the residual liquid medicine amount in the penicillin bottle after the suction is finished and reducing the amount of bubbles sucked during the liquid medicine suction.
For solving the technical problem, the utility model provides a following technical scheme:
a polycarbonate puncture head based on an injector comprises a puncture main body, wherein the puncture main body comprises a conical puncture head and a cylindrical puncture body, a cylindrical adapter is arranged at the end part of the puncture body, which is far away from the puncture head, and a connector connected with the injector is arranged at the end part of the adapter, which is far away from the puncture body; the connector is internally provided with a first perforation in the length direction of the penetrating connector, the joining body is internally provided with a second perforation in the length direction of the penetrating joining body and communicated with the first perforation, the end part of the penetrating body facing the joining body is provided with a penetrating groove communicated with the second perforation, the inner wall of one end of the penetrating groove, which deviates from the joining body, is symmetrically provided with a third perforation which is simultaneously communicated with the outside and the penetrating groove, the penetrating groove and the three perforations form a Y-shaped channel structure, and the distance between the end part of the penetrating groove, which deviates from the third perforation, and the end part of the joining body facing the penetrating groove is 1-3mm longer than the thickness of the penicillin bottle cap; the utility model discloses a puncture needle, including the body of linking up, the body of linking up is equipped with the cover and links to each other with the adjusting plate that the length direction who links up the body just can move along the lateral wall that links up the body at the body of linking up, the bilateral symmetry of adjusting plate is equipped with fixing device, fixing device includes the bracing piece of two relative settings, the one end and the adjusting plate of bracing piece link to each other, two be equipped with between the bracing piece with the puncture body parallel and can be along the movable plate that the length direction of bracing piece removed, the tip that the movable plate deviates from the bracing piece.
Furthermore, the adjusting plate is screwed with the connecting body.
Furthermore, one surfaces of the two support rods facing each other are respectively provided with a movable groove arranged along the length direction of the support rods, and the end part of the movable plate close to the support rods is provided with a movable rod of which two ends are respectively positioned in the two movable grooves; the movable groove is internally provided with semicircular lugs which are arranged along the length direction of the supporting rod at equal intervals, the two ends of the moving rod are respectively provided with an embedded groove, a plastic spring is arranged in the embedded grooves, one end of the plastic spring is provided with an arc-shaped block which is clamped between the two adjacent lugs, and the arc-shaped block is positioned in the embedded groove towards one end of the moving rod.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model is made of polycarbonate, the cost is low, and the puncture head does not need to be moved and pulled out in the whole drug preparation process, therefore, the utility model provides the technical advantage of fixing the penicillin bottle, which can avoid the problems of splashing of the liquid drug and needle stick injury, not only is beneficial to improving the accuracy of the dosage of the drug, but also can reduce the risk of pollution of the dispensing environment; the material is different from the traditional syringe needle, so that the sharpness of the puncture part penetrating through the penicillin bottle is reduced, and the stability between the syringe and the penicillin bottle can be obviously enhanced by the fixing mode added in the design, thereby avoiding the occurrence of needle stick injury; meanwhile, the improvement of the liquid medicine suction passage of the device can reduce the amount of liquid medicine remained in the penicillin bottle and the amount of air bubbles sucked during liquid medicine suction.
Drawings
Fig. 1 is a schematic external structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a top view of the movable groove of the present invention;
fig. 4 is a top view of the insertion groove portion of the present invention;
wherein: 1. a puncture head; 2. a puncture body; 3. an adaptor body; 4. a connector; 5. punching a first hole; 6. punching a second hole; 7. penetrating a groove; 8. punching a hole III; 9. an adjusting plate; 10. a support bar; 11. moving the plate; 12. clamping a plate; 13. a movable groove; 14. a travel bar; 15. a bump; 16. a groove is embedded; 17. a plastic spring; 18. an arc-shaped block.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example (b):
referring to fig. 1, 2, 3 and 4, a polycarbonate puncture head based on an injector comprises a puncture main body, wherein the puncture main body comprises a conical puncture head 1 and a cylindrical puncture body 2, the puncture head 1 and the puncture body 2 are integrally manufactured, the puncture head 1 is positioned at one end of the puncture body 2 in the length direction, a cylindrical adapter 3 is arranged at the end part of the puncture body 2 departing from the puncture head 1, a connector 4 connected with the injector is arranged at the end part of the adapter 3 departing from the puncture body 2, and the connector 4, the adapter 3 and the puncture main body are integrally manufactured.
A first perforation 5 penetrating through the connector 4 in the length direction is arranged in the connector 4, a second perforation 6 penetrating through the connector 3 in the length direction and communicated with the first perforation 5 is arranged in the connector 3, a penetrating groove 7 communicated with the second perforation 6 is arranged at the end part, facing the connector 3, of the penetrating body 2, two third perforations 8 communicated with the outside and the penetrating groove 7 are symmetrically arranged on the inner wall of one end, away from the connector 3, of the penetrating groove 7, a Y-shaped channel structure is formed in the penetrating groove 7 and the two third perforations 8 in the length direction of the puncture main body, and the end part, away from the penetrating groove 7, of the penetrating groove 8 is closer to the position of the puncture head 1 than the penetrating groove 7; the distance between the end part of the perforation three 8 deviating from the through groove 7 and the end part of the connecting body 3 facing the through groove 7 is 1-3mm longer than the thickness of the penicillin bottle cap, so that after the puncture main body is completely inserted into the penicillin bottle, the end part of the perforation three 8 deviating from the through groove 7 is positioned in the penicillin bottle and is 1-3mm away from the penicillin bottle cap, after medical staff invert the penicillin bottle to draw out liquid medicine in the penicillin bottle, and when the device is separated from the injector, residual liquid medicine in the penicillin bottle cannot be sprayed out from the perforation three 8.
The connecting body 3 is provided with an adjusting plate 9 which is sleeved on the outer side wall of the connecting body 3 and can move along the length direction of the connecting body 3, and the adjusting plate 9 is screwed with the connecting body 3 in the embodiment; any two sides of the adjusting plate 9 are provided with fixing devices, the two fixing devices are symmetrically arranged, each fixing device comprises two opposite supporting rods 10 which are positioned on the same horizontal plane, one end of each supporting rod 10 is connected with the adjusting plate 9, a moving plate 11 which is parallel to the puncture body 2 and can move along the length direction of the supporting rod 10 is arranged between the two supporting rods 10, and the end part of the moving plate 11, which is far away from the supporting rods 10, is provided with a clamping plate 12 which extends out of the side wall of the moving plate 11 and extends to one side of the puncture body 2; this device accessible rotates regulating plate 9 and adjusts the position of regulating plate 9 on linking body 3, through adjusting the position of movable plate 11 on bracing piece 10 and adjust the interval between movable plate 11 and the puncture main part, makes two cardboard 12 can block on the lateral wall of the bottleneck of xiLin bottle to fix this device on xiLin bottle, above-mentioned design also makes this device be applicable to the xiLin bottle of different models.
In the embodiment, the surfaces of the two support rods 10 facing each other are provided with movable grooves 13 arranged along the length direction of the support rods 10, the end part of the moving plate 11 close to the support rods 10 is provided with moving rods 14, the two ends of the moving rod 14 are respectively positioned in the two movable grooves 13, and the moving rods 14 and the moving plate 11 are integrally manufactured; the movable groove 13 is internally provided with semicircular lugs 15 which are equidistantly arranged along the length direction of the support rod 10, both ends of the movable rod 14 are respectively provided with an embedded groove 16, a plastic spring 17 is arranged in the embedded groove 16, one end of the plastic spring 17 is provided with an arc-shaped block 18 which is clamped between two adjacent lugs 15, the plastic spring 17 is bonded with the arc-shaped block 18, and one end of the arc-shaped block 18 facing the movable rod 14 is positioned in the embedded groove 16; the moving plate 11 may be pushed by the above-described structure to fix the moving plate 11 at a corresponding position on the support bar 10.
The device is made of polycarbonate material.
The utility model discloses an application principle: during the use, connect connector 4 with the syringe, the connected mode can be the screw thread connects soon, insert the xiLin bottle in with the puncture main part afterwards completely, promote two movable plates 11 on the other hand, make cardboard 12 block xiLin bottle, thereby fix this device on xiLin bottle, when taking out the liquid medicine, make xiLin bottle be in the inversion state, take out the liquid medicine, when the height of liquid medicine is less than the position that the tip that the perforation three 8 deviates from the trough 7 is located, stop to suck the liquid medicine, screw down connector 4 can, xiLin bottle communicates with each other with the external world through perforation three 8, trough 7, perforation two 6 and perforation one 5 this moment, balanced the atmospheric pressure in xiLin bottle, remaining liquid medicine in xiLin bottle then can not spout, in addition, link up body 3 tightly to the bottle lid of xiLin bottle through cardboard 12, the liquid in xiLin bottle also can not be extruded through the mouth that the perforation body 2 impa.
The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and drawings of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The polycarbonate puncture head based on the injector is characterized by comprising a puncture main body, wherein the puncture main body comprises a conical puncture head (1) and a cylindrical puncture body (2), a cylindrical connecting body (3) is arranged at the end part of the puncture body (2) departing from the puncture head (1), and a connecting head (4) connected with the injector is arranged at the end part of the connecting body (3) departing from the puncture body (2); a first perforation (5) penetrating through the connector (4) in the length direction is arranged in the connector (4), a second perforation (6) penetrating through the connector (3) in the length direction and communicated with the first perforation (5) is arranged in the connector (3), a penetrating groove (7) communicated with the second perforation (6) is formed in the end portion, facing the connector (3), of the penetrating body (2), two third perforation (8) communicated with the outside and the penetrating groove (7) are symmetrically arranged on the inner wall of one end, deviating from the connector (3), of the penetrating groove (7), the penetrating groove (7) and the three perforation (8) form a Y-shaped channel structure, and the distance between the end portion, deviating from the penetrating groove (7), of the three perforation (8) and the end portion, facing the penetrating groove (7), of the connector (3) is 1-3mm longer than the thickness of a penicillin bottle cap; it is equipped with regulating plate (9) that the cover just can remove along the length direction who links up body (3) at the lateral wall that links up body (3) to link up body (3) in connection body (3), the bilateral symmetry of regulating plate (9) is equipped with fixing device, fixing device includes two bracing pieces (10) that set up relatively, the one end and the regulating plate (9) of bracing piece (10) link to each other, two be equipped with between bracing piece (10) with puncture body (2) parallel and can be along movable plate (11) of the length direction removal of bracing piece (10), the tip that movable plate (11) deviates from bracing piece (10) is equipped with lateral wall that stretches out movable plate (11) and stretches cardboard (12) to the one side at puncture body (2) place.
2. An injector-based polycarbonate puncture tip according to claim 1, characterized in that the adjustment plate (9) is screwed to the adapter body (3).
3. A syringe-based polycarbonate puncture tip according to claim 1, wherein one side of each of the two support rods (10) facing each other is provided with a movable groove (13) arranged along the length direction of the support rod (10), and the end of the movable plate (11) close to the support rod (10) is provided with a movable rod (14) the two ends of which are respectively positioned in the two movable grooves (13); be equipped with in movable groove (13) along the length direction equidistance semi-circular lug (15) of arranging of bracing piece (10), the both ends of carriage release lever (14) all are equipped with embedded groove (16), be equipped with plastic spring (17) in embedded groove (16), the one end of plastic spring (17) is equipped with arc piece (18) of card income between two adjacent lugs (15), arc piece (18) are located embedded groove (16) towards the one end of carriage release lever (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020475934.1U CN212997460U (en) | 2020-04-03 | 2020-04-03 | Polycarbonate puncture head based on injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020475934.1U CN212997460U (en) | 2020-04-03 | 2020-04-03 | Polycarbonate puncture head based on injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212997460U true CN212997460U (en) | 2021-04-20 |
Family
ID=75443272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020475934.1U Active CN212997460U (en) | 2020-04-03 | 2020-04-03 | Polycarbonate puncture head based on injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212997460U (en) |
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2020
- 2020-04-03 CN CN202020475934.1U patent/CN212997460U/en active Active
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