CN217793967U - Flushing pipe type syringe for intravenous administration for rescue - Google Patents
Flushing pipe type syringe for intravenous administration for rescue Download PDFInfo
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- CN217793967U CN217793967U CN202221202512.2U CN202221202512U CN217793967U CN 217793967 U CN217793967 U CN 217793967U CN 202221202512 U CN202221202512 U CN 202221202512U CN 217793967 U CN217793967 U CN 217793967U
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- needle cylinder
- syringe
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- handle
- needle
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Abstract
The utility model discloses a flushing pipe type injector for intravenous administration for rescue, which comprises a first needle cylinder, a second needle cylinder, a piston rod, a positioning device and a puncture needle; the second needle cylinder moves in the first needle cylinder, a rubber sealing sleeve is arranged on the outer wall of the second needle cylinder, the piston rod moves back and forth in the second needle cylinder, notches for medicine liquid to pass through are formed in the center parts of the bottoms of the first needle cylinder and the second needle cylinder, a connector for mounting a puncture needle is arranged on the notch of the first needle cylinder, and the positioning device is arranged in the first needle cylinder and is positioned at the top end of the second needle cylinder; the utility model discloses a first cylinder, second cylinder, piston rod and the positioner that sets up can save vein medicine and wash tub carrier liquid simultaneously, and then realize integral type vein medicine injection for the vein medicine reachs the heart fast, reaches the biggest drug effect in the fastest time, thereby wins the rescue time for the patient.
Description
Technical Field
The utility model relates to a technical field of syringe structure, more specifically the saying so relates to a wash pipe formula syringe of administering medicine with vein for rescue.
Background
During rescue, after venipuncture, the medicine is injected into the vein, the medicine can be flushed into the heart only by independently establishing an infusion apparatus channel or independently using a catheter sealing liquid, the flow is complex, the time is delayed, the medicine cannot be quickly brought into full play, and the method is difficult to be suitable for rescue of critically ill patients.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve the problem that proposes among the above-mentioned background art, provide a wash pipe formula syringe of emergency treatment with vein dosing.
The utility model discloses a following technical scheme realizes:
a wash-tube injector for intravenous administration for rescue comprises a first syringe, a second syringe, a piston rod, a positioning device and a puncture needle;
the needle cylinder comprises a first needle cylinder, a second needle cylinder, a piston rod, a positioning cylinder sleeve, a piston rod, a needle cylinder handle and a needle cylinder, wherein the second needle cylinder moves in the first needle cylinder, a rubber sealing sleeve is arranged on the outer wall of the second needle cylinder, the rubber sealing sleeve is attached to the inner wall of the second needle cylinder, the piston rod moves back and forth in the second needle cylinder, the center parts of the bottoms of the first needle cylinder and the second needle cylinder are provided with notches for medicine liquid to pass through, a connector for installing a puncture needle is arranged on the notch of the first needle cylinder, the positioning device is arranged in the first needle cylinder and is positioned at the top end of the second needle cylinder and comprises the positioning cylinder with two through ends, the positioning cylinder sleeve is arranged on the piston rod, a gap is formed between the positioning cylinder and the inner wall of the first needle cylinder, one end, far away from the first needle cylinder, of the positioning cylinder is provided with a turnover edge, the top end of the first needle cylinder handle is provided with the needle cylinder handle, and the turnover edge is detachably connected with the needle cylinder handle.
Preferably, the caliber of the notch on the second needle cylinder is larger than that of the notch on the first needle cylinder.
Preferably, the piston rod comprises a piston shaft rod, and a piston handle and a rubber piston which are respectively positioned at two ends of the piston shaft rod, and the rubber piston moves in the second needle cylinder.
Preferably, the outer side of the second needle cylinder is provided with a mounting groove for mounting a rubber sealing sleeve, and the thickness of the rubber sealing sleeve is greater than the depth of the mounting groove.
Preferably, the top end of the second needle cylinder is provided with a limit cover, and the limit cover is provided with a through hole for the piston shaft rod to pass through.
Preferably, the flanging edge is connected with the syringe handle through a screw rod;
one end of the screw rod is provided with a dismounting handle, and the flanging edge and the needle cylinder handle are both provided with threaded holes matched with the screw rod.
Preferably, the flanging edge is connected with the needle cylinder handle through a limiting rod, the limiting rod is provided with a limiting groove, and the limiting groove is shaped like a Chinese character '\21274', and is detachably connected with the flanging edge and the needle cylinder handle;
the thickness of the flanging edge and the needle cylinder handle = the groove length of the limiting groove.
Preferably, the limiting rod is connected to the flanging edge or the syringe handle through a hanging rope.
Preferably, the other end of the positioning cylinder is fixed on the first needle cylinder.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model has the advantages of being simple in structure and convenient in use, through carrying out configuration optimization to current empty needle, utilize the first cylinder, the second cylinder, piston rod and the positioner that set up to store intravenous medicine and wash pipe carrier liquid simultaneously, and then realize integral type intravenous medicine injection, can be in proper order with intravenous medicine and wash pipe carrier liquid injection human body after the route is established in venipuncture for intravenous medicine reachs the heart fast, gains the biggest drug effect in the fastest time, thereby for patient rescue time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for describing the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, without inventive work, other drawings can be obtained according to the drawings, and the drawings described herein are used to provide further understanding of the embodiments of the present invention, and form a part of this application, and do not constitute a limitation to the embodiments of the present invention.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of a second syringe of the present invention;
FIG. 3 is a schematic structural view of a first syringe according to the present invention;
FIG. 4 is a schematic view of the connection between the middle hem and the handle of the syringe;
fig. 5 is another schematic view of the connection between the middle flanging and the handle of the syringe.
Description of the reference numerals:
1. the device comprises a first needle cylinder, 11, a connector, 12, a needle cylinder handle, 2, a second needle cylinder, 21, a mounting groove, 22, a limiting cover, 3, a piston rod, 31, a piston shaft rod, 32, a piston handle, 33, a rubber piston, 4, a positioning device, 41, a positioning cylinder, 42, a flanging edge, 5, a puncture needle, 6, a rubber sealing sleeve, 71, a screw rod, 72, a dismounting handle, 73, a threaded hole, 81, a limiting rod, 82, a limiting groove, 83 and a hanging rope.
Detailed Description
In order that the objects, aspects and advantages of the invention will become more apparent, embodiments of the invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
Example 1:
1-3, the washpipe type injector for intravenous administration for rescue comprises a first syringe 1, a second syringe 2, a piston rod 3, a positioning device 4 and a puncture needle 5, wherein the first syringe 1 is used for storing intravenous medicines, and the second syringe 2 is used for storing washpipe carrier liquid;
specifically, the second syringe 2 moves in the first syringe 1, the outer wall of the second syringe 2 is provided with a rubber sealing sleeve 6, the rubber sealing sleeve 6 is attached to the inner wall of the second syringe 2, the piston rod 3 moves back and forth in the second syringe 2, the bottom center parts of the first syringe 1 and the second syringe 2 are provided with gaps for medicine liquid to pass through, the gap of the first syringe 1 is provided with a connector 11 for installing a puncture needle 4, the positioning device 4 is arranged in the first syringe 1 and positioned at the top end of the second syringe 2 and comprises a positioning cylinder 41 with two through ends, the positioning cylinder 61 is sleeved on the piston rod 3 and provided with a gap with the piston rod 3 and the inner wall of the first syringe 1, one end of the positioning cylinder 41, which is far away from the first syringe 1, is provided with a flanging edge 42, the top end of the first syringe 1 is provided with a syringe handle 12, the flanging edge 42 is detachably connected with the syringe handle 12, wherein the piston rod 3 comprises a piston rod 31, a piston handle 32 and a rubber piston 33, which are respectively positioned at two ends of the piston rod 31, and the rubber piston 33 moves in the second syringe 2; the top end of the second needle cylinder 2 is provided with a limiting cover 22, the limiting cover 22 is provided with a through hole for the piston shaft rod 31 to pass through, and the rubber piston 33 can only move in the second needle cylinder 2 through the arranged limiting cover 22;
procedure for storing the washpipe carrier liquid in the second syringe 2: fixing the flanging edge 42 of the positioning device 4 on the needle cylinder handle 12 to ensure that the second needle cylinder 2 cannot move in the first needle cylinder 1, wherein the bottom of the second needle cylinder 2 is tightly attached to the bottom of the first needle cylinder 1 at the moment, then, the piston rod 3 in the second needle cylinder 2 is pulled to generate negative pressure in the second needle cylinder 2, and then, the puncture needle 5 enables the flushing carrier liquid to sequentially pass through the connector 11 and gaps at the bottoms of the first needle cylinder 1 and the second needle cylinder 2 to enter the second needle cylinder 2;
procedure for storing intravenous medication into the first syringe 1: when the second syringe 2 is filled with the flushing carrier liquid, the flanging edge 42 of the positioning device 4 is detached from the syringe handle 12, so that the second syringe 2 can continuously move in the first syringe 1, meanwhile, the piston rod 3 only can move in the second syringe 2, and the piston rod 3 in the second syringe 2 is continuously pulled at the moment, so that the second syringe 2 moves in the first syringe 1, negative pressure is generated in the first syringe 1 at the moment, and then the intravenous medicine enters the first syringe 1 through the connector 11 and a gap at the bottom of the first syringe 1 by the puncture needle 5;
during implementation, a pharmaceutical injection passage is established on a human body through the puncture needle 5, the piston rod 3 is pushed slowly, under the action of pressure, the vein medicine in the first needle cylinder 1 firstly enters the human body, after the vein medicine in the first needle cylinder 1 completely enters the human body, the flushing pipe carrier liquid in the second needle cylinder 2 firstly enters the human body, the vein medicine can quickly reach the heart, the maximum medicine effect can be achieved within the fastest time, and the rescue time can be won for a patient, wherein the flushing pipe carrier liquid comprises but not limited to saline water and heparin water, and the vein medicine comprises but not limited to adrenaline.
As a preferable scheme of the above embodiment, as shown in fig. 4, the flap 42 is connected to the syringe handle 11 through a screw rod 71, one end of the screw rod 71 is provided with a detachable handle 72, and both the flap 42 and the syringe handle 11 are provided with threaded holes 73 which are matched with the screw rod 71.
As a preferable scheme of the above embodiment, as shown in fig. 5, the turned-over edge 42 is connected with the syringe handle 11 through a limiting rod 81, the limiting rod 81 is provided with a limiting groove 82, the limiting groove 82 is shaped like a '21274', and is detachably connected with the turned-over edge 42 and the syringe handle 11; the thickness of the flanging edge 42+ the syringe handle 11 = the groove length of the limiting groove 82; specifically, in order to avoid the loss of the limiting rod 81, the limiting rod 81 is connected to the flap 42 or the syringe handle 11 through the hanging string 83.
As a preferable scheme of the above embodiment, the aperture of the notch on the second needle cylinder 2 is larger than the aperture of the notch on the first needle cylinder 1.
As a preferable mode of the above embodiment, the other end of the positioning cylinder 41 is fixed to the first cylinder 1.
Example 2:
on the basis of the embodiment 1, further, as shown in fig. 1-2, in order to ensure the air tightness between the second syringe 2 and the first syringe 1, an installation groove 21 for installing the rubber sealing sleeve 6 is arranged on the outer side of the second syringe 2, and the thickness of the rubber sealing sleeve 6 is larger than the depth of the installation groove 21.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the appended claims and their full scope and equivalents, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A wash-tube injector for intravenous administration for rescue is characterized by comprising a first syringe, a second syringe, a piston rod, a positioning device and a puncture needle;
the needle cylinder comprises a first needle cylinder, a second needle cylinder, a piston rod, a positioning cylinder, a piston rod, a needle cylinder handle and a needle cylinder handle, wherein the second needle cylinder moves in the first needle cylinder, a rubber sealing sleeve is arranged on the outer wall of the second needle cylinder, the rubber sealing sleeve is attached to the inner wall of the second needle cylinder, the piston rod moves back and forth in the second needle cylinder, notches for medicine liquid to pass through are formed in the center positions of the bottoms of the first needle cylinder and the second needle cylinder, a connector for installing a puncture needle is arranged on the notch of the first needle cylinder, the positioning device is arranged in the first needle cylinder and located at the top end of the second needle cylinder and comprises the positioning cylinder with two through ends, the positioning cylinder is sleeved on the piston rod, a gap is formed between the positioning cylinder and the inner wall of the first needle cylinder, the end, far away from the first needle cylinder, of the positioning cylinder is provided with the needle cylinder handle, and the turnover edge is detachably connected with the needle cylinder handle.
2. A washpipe syringe for intravenous administration for rescue according to claim 1, characterized in that the aperture of the notch on the second syringe is larger than the aperture of the notch on the first syringe.
3. A rush intravenous administration flush tube injector as claimed in claim 1, wherein said piston rod comprises a piston shaft and a piston handle and a rubber piston respectively located at both ends of the piston shaft, said rubber piston moving in the second barrel.
4. The washpipe injector for intravenous administration for rescue according to claim 3, wherein a mounting groove for mounting a rubber sealing boot is formed on the outer side of the second syringe, and the thickness of the rubber sealing boot is greater than the depth of the mounting groove.
5. A rescue intravenous administration flush syringe as claimed in any one of claims 3 to 4, characterized in that the top end of the second syringe is provided with a limit cap having a through hole for the penetration of the piston shaft.
6. The washpipe injector for intravenous administration for rescue according to claim 1, wherein the flanging edge is connected with the syringe handle through a screw;
one end of the screw is provided with a dismounting handle, and the flanging edge and the needle cylinder handle are both provided with threaded holes matched with the screw.
7. The washpipe injector for intravenous administration for rescue according to claim 1, wherein the flanging edge is connected with the syringe handle through a limiting rod, the limiting rod is provided with a limiting groove, the limiting groove is shaped like '21274', and the limiting groove is detachably connected with the flanging edge and the syringe handle;
the thickness of the flanging edge and the needle cylinder handle = the groove length of the limiting groove.
8. The washpipe injector for intravenous administration for rescue according to claim 7, wherein the limiting rod is connected to the flanging edge or the syringe handle through a hanging rope.
9. A washpipe syringe for intravenous administration as set forth in any one of claims 6 to 8, wherein the other end of the positioning barrel is fixed to the first barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221202512.2U CN217793967U (en) | 2022-05-19 | 2022-05-19 | Flushing pipe type syringe for intravenous administration for rescue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221202512.2U CN217793967U (en) | 2022-05-19 | 2022-05-19 | Flushing pipe type syringe for intravenous administration for rescue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217793967U true CN217793967U (en) | 2022-11-15 |
Family
ID=83983919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221202512.2U Active CN217793967U (en) | 2022-05-19 | 2022-05-19 | Flushing pipe type syringe for intravenous administration for rescue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217793967U (en) |
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2022
- 2022-05-19 CN CN202221202512.2U patent/CN217793967U/en active Active
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