CN213554477U - Medical electric injection device - Google Patents
Medical electric injection device Download PDFInfo
- Publication number
- CN213554477U CN213554477U CN202020680431.8U CN202020680431U CN213554477U CN 213554477 U CN213554477 U CN 213554477U CN 202020680431 U CN202020680431 U CN 202020680431U CN 213554477 U CN213554477 U CN 213554477U
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- injection
- clamping seat
- fixed
- injection tube
- clamping
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Abstract
The utility model discloses an electronic injection device is used in medical treatment, the bottom plate, first cassette, the second cassette, first injection tube, first piston, first injection pole, first fixture block, first injection interface, first syringe needle, the second injection tube, the second piston, the second injection pole, the second fixture block, second injection interface, the second injection tube, the second syringe needle, step motor, main shaft, lead screw support, nut, slide, control panel, shift knob, corotation button, reversal button, battery case and battery. The utility model discloses the beneficial effect who gains is: (1) the structure is simple; (2) can accurately control the injection speed and greatly reduce the labor intensity of medical care personnel.
Description
Technical Field
The utility model relates to a medical auxiliary instrument, in particular to an electric injection device for medical treatment.
Background
In medical practice, a disposable injector is generally used when a patient is injected with a medicine, but the injection speed of the disposable injector is mainly controlled by medical staff, so that the injection speed cannot be accurately controlled, and the requirement is difficult to meet when some sensitive medicines are injected.
Disclosure of Invention
The utility model discloses the problem that solves is: provides an electric injection device for medical treatment, which has simple structure, can accurately control the injection speed of the medicine and lighten the labor intensity of medical care personnel.
In order to solve the above problem, the utility model discloses an electric injection device is used in medical treatment, include:
a base plate;
the first clamping seat is fixed on the bottom plate;
the second clamping seat is fixed on the bottom plate, and the first clamping seat and the second clamping seat are arranged in parallel;
the front half part of the first injection tube is clamped in the first clamping seat and matched with the first clamping seat;
the first piston is arranged in the first injection cylinder and matched with the first injection cylinder;
one end of the first injection rod is fixed on the rear end face of the first piston, and the other end of the first injection rod extends out of the first injection cylinder;
the first clamping block is fixed at the tail part of the first injection rod;
a first injection port; the injection tube is arranged on the front end surface of the first injection tube and communicated with the first injection tube;
one end of the first injection tube is connected with the first injection interface, and the other end of the first injection tube is provided with a first injection needle;
the front half part of the second injection tube is clamped in the second clamping seat and matched with the second clamping seat;
the second piston is arranged in the second injection cylinder and matched with the second injection cylinder;
one end of the second injection rod is fixed on the rear end face of the second piston, and the other end of the second injection rod extends out of the second injection cylinder;
the second clamping block is fixed at the tail part of the second injection rod;
a second injection port; the injection tube is arranged on the front end surface of the second injection tube and communicated with the second injection tube;
one end of the second injection tube is connected with the second injection interface, and the other end of the second injection tube is provided with a second injection needle;
the stepping motor is fixed on the bottom plate between the first clamping seat and the second clamping seat, a main shaft is arranged on the stepping motor, and a lead screw is fixed on the main shaft;
the screw rod support is fixed on the bottom plate, the outer end of the screw rod is inserted into the screw rod support, and the screw rod is arranged between the first clamping seat and the second clamping seat and is parallel to the length directions of the first clamping seat and the second clamping seat;
the nut is sleeved on the screw rod and matched with the screw rod;
the sliding plate is fixedly connected with the nut and is perpendicular to the screw rod, two ends of the sliding plate are respectively provided with a clamping groove, and the first clamping block and the second clamping block are respectively clamped in the two clamping grooves and are matched with the clamping grooves;
the control panel is fixed at one end of the bottom plate, and is provided with a switch button, a forward rotation button and a reverse rotation button which are used for controlling the opening and closing, forward rotation and reverse rotation of the stepping motor;
and the battery box is fixed on the control board, and a battery for providing power for the stepping motor is arranged in the battery box.
Further, the utility model discloses an electronic injection device is used in medical treatment, be equipped with the shaft coupling that fixed connection used between main shaft and the lead screw.
Further, the utility model discloses an electronic injection device is used in medical treatment, be equipped with the bearing in the lead screw support, the outer end of lead screw inserts in the bearing.
Further, the utility model discloses an electric injection device is used in medical treatment, first cassette, second cassette, first injection tube and second injection tube are made by transparent plastic, all be equipped with the capacity scale on the outer wall of first injection tube and second injection tube.
The utility model discloses the beneficial effect who gains is: (1) the structure is simple; (2) when specifically using, the main shaft through step motor drives the lead screw and rotates, and the lead screw then drives the nut, and the slide is along being close to or keeping away from the direction removal of first injection tube and second injection tube, and when the slide removed, will drive first fixture block, first injection pole, first piston, the second fixture block, second injection pole and second piston removal, and then realize the injection or the absorption of medicine to the medicine, compare with current manual injection mode, the utility model discloses an electric injection device is controlled by step motor, therefore can the accurate control injection speed, simultaneously, because the injection process is accomplished by motor is automatic, can also greatly reduced medical personnel's intensity of labour.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure when the injection member is not placed.
Fig. 3 is a schematic view of the structure of the injection member.
In the figure: 1. a bottom plate 2, a first piston 3, a stepping motor 4, a main shaft 5 and a coupling,
6. a first injection rod 7, a first clamping block 8, a sliding plate 9, a control plate 10, a battery box 11 and a battery,
12. a first syringe, 13, a screw rod support, 14, a bearing, 15, a switch button, 16, a forward rotation button,
17. a reverse button 18, a lead screw 19, a nut 20, a second clamping block 21, a second injection rod,
22. a second piston 23, a second injection cylinder 24, a second clamping seat 25, a second injection interface,
26. a second syringe, 27, a second needle, 28, a first needle, 29, a first syringe,
30. first injection interface, 31, first cassette, 32, draw-in groove.
Detailed Description
As shown in fig. 1, 2 and 3, the electric injection device for medical use comprises a base plate 1, wherein the base plate 1 is a basic component of the whole device, and other components are directly or indirectly arranged on the base plate 1.
The base plate 1 is fixed with a first clamping seat 31 and a second clamping seat 24, and the first clamping seat 31 and the second clamping seat 24 are arranged in parallel. A first syringe 12 is clamped in the first clamping seat 31, and the first clamping seat 31 is matched with the first syringe 12. A second injection tube 23 is clamped in the second clamping seat 24, and the second injection tube 23 is matched with the second clamping seat 31.
Be equipped with first piston 2 in the first injection tube 12, first piston 2 and first injection tube 12 phase-match, be fixed with a first injection pole 6 on the first piston 2 or the terminal surface, the first fixture block 7 of the fixed first fixture block of afterbody of first injection pole 6, be equipped with first injection interface 30 on the preceding terminal surface of first injection tube 6, be connected with a first syringe 29 on the first injection interface 30, be connected with a first syringe needle 28 on the first syringe 29. Wherein, the first injection interface 30 is communicated with the first injection cylinder 12.
In fact, the first syringe 12, the first piston 2, the first injection rod 6, the first fixture 7, the first injection port 30, the first syringe 29 and the first injection needle 28 can just constitute a complete injector.
A second piston 22 is arranged in the second injection tube 23, the second piston 22 is matched with the second injection tube 23, a second injection rod 21 is fixed on the rear end face of the second piston 22, a second fixture block 20 is fixed on the tail portion of the second injection rod 21, a second injection port 25 is arranged on the front end face of the second injection tube 23, a second injection tube 26 is connected on the second injection port 25, and a second injection needle 27 is connected on the second injection tube 26. Wherein the second injection port 25 is communicated with the second injection cylinder 26.
Accordingly, the second syringe 23, the second piston 22, the second injection rod 21, the second fixture 20, the second injection port 25, the second syringe 26 and the second injection needle 27 can just as well constitute a complete injector.
A stepping motor 3 is fixed on the bottom plate between the first clamping seat 31 and the second clamping seat 24, a main shaft 4 is arranged on the stepping motor 3, and a lead screw 18 is fixed on the main shaft 4.
In order to support the lead screw 18, a lead screw support 13 is further fixed on the bottom plate 1, one end of the lead screw 18 is fixedly connected with the main shaft 4, and the other end of the lead screw is inserted into the lead screw support 13. In addition, the lead screw 18 is disposed between the first cassette 31 and the second cassette 24 and is parallel to the length direction of the first cassette 31 and the second cassette 24.
A nut 19 is sleeved on the screw rod 18, a sliding plate 8 is fixed on the nut 19, the sliding plate 8 is perpendicular to the screw rod 18, two ends of the sliding plate 8 are respectively provided with a clamping groove 32, and the first clamping block 7 and the second clamping block 20 are respectively clamped in the two clamping grooves 32 and are matched with the clamping grooves 32.
Step motor 3 is started, if step motor 3 corotation, spindle 4 will drive lead screw 18 corotation, and lead screw 18 when corotation, then can drive nut 19 along the direction that is close to first injection tube 12 and second injection tube 23 and remove, along with the removal of nut 19, because slide 8 and nut 19 are fixed continuous, therefore slide 8 also can be along with nut 19 synchronous motion, and slide 8 is when removing, because first fixture block 7 and second fixture block 20 all joint in draw-in groove 32 on slide 8, therefore still can drive first injection pole 6 and second injection pole 21 synchronous motion, first injection pole 6 and second injection pole 21 then can further drive first piston 2 and second piston 22 and remove, thereby automatically, realize the injection of the medicine in first injection tube 12 and the second injection tube 23.
Similarly, if the stepping motor 3 rotates reversely, the stepping motor 3 drives the first piston 2 and the second piston 22 to move in a direction away from the first syringe 12 and the second syringe 23, so that the first syringe 12 and the second syringe 23 can automatically suck the medicine for injection to the patient.
Because the rotational speed of step motor 3 can accurate control, therefore the moving speed of nut 19 and slide 8 also can accurate control, and then can carry out accurate control to the injection speed of first injection tube 12 and second injection tube 23, compare with current manual injection mode, the medical treatment of this embodiment uses electronic injection device, not only injection speed can accurate control, accomplishes through step motor 3 is automatic moreover, can greatly reduced medical personnel's intensity of labour.
One end of the bottom plate 1 is fixed with a control plate 9, and the control plate 9 is provided with a switch button 15, a forward rotation button 16 and a reverse rotation button 17 for controlling the opening and closing, forward rotation and reverse rotation of the stepping motor 3.
The on-off of the stepping motor 3 can be controlled through the switch button 15; the forward rotation button 16 can control the stepping motor 3 to rotate forward, that is, the first syringe 12 and the second syringe 23 are controlled to realize automatic injection of the medicine; through the reverse rotation button 17, the stepping motor 3 can be controlled to rotate reversely, namely the automatic absorption of the first injection tube 12 and the second injection tube 23 to the medicine is controlled, and the operation is very convenient.
A battery box 10 is fixed on the control board 9, and a battery 11 is arranged in the battery box 10 so as to supply power to the stepping motor 3.
In the medical electric injector of the present embodiment, the coupling 5 for fixing and connecting is provided between the main shaft 4 and the lead screw 18, so that the main shaft 4 and the lead screw 18 can be firmly fixed together.
In the medical electric injector according to the present embodiment, the bearing 14 is provided in the lead screw holder 13, and the outer end of the lead screw 18 is inserted into the bearing 14, so that smooth rotation of the lead screw 18 can be ensured.
The medical electric injection device of this embodiment, first cassette 31, second cassette 24, first injection tube 12 and second injection tube 23 are made by transparent plastic, all are equipped with the capacity scale on the outer wall of first injection tube 12 and second injection tube 23, are convenient for look over the medicine injection condition in first injection tube 12 and the second injection tube 23.
Claims (4)
1. An electric medical injection device, comprising:
a base plate (1);
a first clamping seat (31) fixed on the bottom plate (1);
the second clamping seat (24) is fixed on the bottom plate (1), and the first clamping seat (31) and the second clamping seat (24) are arranged in parallel;
the first injection tube (12), the first half part of the first injection tube (12) is clamped in the first clamping seat (31) and is matched with the first clamping seat (31);
the first piston (2) is arranged in the first injection cylinder (12) and matched with the first injection cylinder (12);
one end of the first injection rod (6) is fixed on the rear end face of the first piston (2), and the other end of the first injection rod extends out of the first injection cylinder (12);
the first clamping block (7) is fixed at the tail part of the first injection rod (6);
a first injection port (30); is arranged on the front end surface of the first injection cylinder (12) and is communicated with the first injection cylinder (12);
a first injection tube (29) with one end connected with the first injection interface (30) and the other end provided with a first injection needle (28);
the front half part of the second injection tube (23) is clamped in the second clamping seat (24) and matched with the second clamping seat (24);
the second piston (22) is arranged in the second injection cylinder (23) and matched with the second injection cylinder (23);
a second injection rod (21) with one end fixed on the rear end surface of the second piston (22) and the other end extending to the outside of the second injection tube (23);
the second fixture block (20) is fixed at the tail part of the second injection rod (21);
a second injection interface (25); is arranged on the front end surface of the second injection cylinder (23) and is communicated with the second injection cylinder (23);
a second injection tube (26) with one end connected with the second injection interface (25) and the other end provided with a second injection needle (27);
the stepping motor (3) is fixed on the bottom plate (1) between the first clamping seat (31) and the second clamping seat (24), a main shaft (4) is arranged on the stepping motor (3), and a lead screw (18) is fixed on the main shaft (4);
the screw rod support (13) is fixed on the bottom plate (1), the outer end of the screw rod (18) is inserted into the screw rod support (13), and the screw rod (18) is arranged between the first clamping seat (31) and the second clamping seat (24) and is parallel to the length directions of the first clamping seat (31) and the second clamping seat (24);
the nut (19) is sleeved on the screw rod (18) and matched with the screw rod (18);
the sliding plate (8) is fixedly connected with the nut (19) and is perpendicular to the screw rod (18), two ends of the sliding plate (8) are respectively provided with a clamping groove (32), and the first clamping block (7) and the second clamping block (20) are respectively clamped in the two clamping grooves (32) and are matched with the clamping grooves (32);
the control panel (9) is fixed at one end of the bottom plate (1), and a switch button (15), a forward rotation button (16) and a reverse rotation button (17) for controlling the opening and closing, forward rotation and reverse rotation of the stepping motor (3) are arranged on the control panel (9);
and a battery box (10) fixed on the control board (9), wherein a battery (11) for providing power for the stepping motor (3) is arranged in the battery box (10).
2. The medical electric injection device according to claim 1, characterized in that: and a coupler (5) for fixed connection is arranged between the main shaft (4) and the lead screw (18).
3. The medical electric injection device according to claim 1, characterized in that: the screw rod support (13) is internally provided with a bearing (14), and the outer end of the screw rod (18) is inserted into the bearing (14).
4. The medical electric injection device according to claim 1, characterized in that: the injection device is characterized in that the first clamping seat (31), the second clamping seat (24), the first injection tube (12) and the second injection tube (23) are all made of transparent plastics, and the outer walls of the first injection tube (12) and the second injection tube (23) are provided with capacity scales.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020680431.8U CN213554477U (en) | 2020-04-28 | 2020-04-28 | Medical electric injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020680431.8U CN213554477U (en) | 2020-04-28 | 2020-04-28 | Medical electric injection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213554477U true CN213554477U (en) | 2021-06-29 |
Family
ID=76521248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020680431.8U Expired - Fee Related CN213554477U (en) | 2020-04-28 | 2020-04-28 | Medical electric injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213554477U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114404727A (en) * | 2021-12-29 | 2022-04-29 | 江苏普迈思医疗科技有限公司 | Portable single-channel injection pump and using method thereof |
| CN116687492A (en) * | 2023-06-19 | 2023-09-05 | 南方医科大学南方医院 | Electric control device for injection of gastric fundus varicose tissue gelatin |
-
2020
- 2020-04-28 CN CN202020680431.8U patent/CN213554477U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114404727A (en) * | 2021-12-29 | 2022-04-29 | 江苏普迈思医疗科技有限公司 | Portable single-channel injection pump and using method thereof |
| CN114404727B (en) * | 2021-12-29 | 2023-08-18 | 江苏普迈思医疗科技有限公司 | Portable single-channel injection pump and application method thereof |
| CN116687492A (en) * | 2023-06-19 | 2023-09-05 | 南方医科大学南方医院 | Electric control device for injection of gastric fundus varicose tissue gelatin |
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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: 20210629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |