CN220256895U - Medical oncology liquid medicine injection device - Google Patents
Medical oncology liquid medicine injection device Download PDFInfo
- Publication number
- CN220256895U CN220256895U CN202321906490.2U CN202321906490U CN220256895U CN 220256895 U CN220256895 U CN 220256895U CN 202321906490 U CN202321906490 U CN 202321906490U CN 220256895 U CN220256895 U CN 220256895U
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- CN
- China
- Prior art keywords
- medicine injection
- injection device
- fixedly arranged
- liquid medicine
- servo motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000002347 injection Methods 0.000 title claims abstract description 62
- 239000007924 injection Substances 0.000 title claims abstract description 62
- 239000003814 drug Substances 0.000 title claims abstract description 33
- 239000007788 liquid Substances 0.000 title claims abstract description 18
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 210000002445 nipple Anatomy 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 abstract description 6
- 206010028980 Neoplasm Diseases 0.000 abstract description 3
- 229940079593 drug Drugs 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 210000003462 vein Anatomy 0.000 description 4
- 239000002246 antineoplastic agent Substances 0.000 description 3
- 229940041181 antineoplastic drug Drugs 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 208000009849 Female Genital Neoplasms Diseases 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 208000005016 Intestinal Neoplasms Diseases 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 206010025323 Lymphomas Diseases 0.000 description 1
- 208000002454 Nasopharyngeal Carcinoma Diseases 0.000 description 1
- 206010061306 Nasopharyngeal cancer Diseases 0.000 description 1
- 230000001093 anti-cancer Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007365 immunoregulation Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 201000002313 intestinal cancer Diseases 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 201000007270 liver cancer Diseases 0.000 description 1
- 201000005202 lung cancer Diseases 0.000 description 1
- 208000020816 lung neoplasm Diseases 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 201000011216 nasopharynx carcinoma Diseases 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 208000029584 urinary system neoplasm Diseases 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a medical oncology liquid medicine injection device which comprises a device shell, wherein a protective cover is fixedly arranged on the outer wall of one side of the top of the device shell, a bracket is fixedly arranged on the outer wall of one side of the device shell, a detachable injection tube is arranged above the bracket, a servo motor is fixedly arranged in the device shell, a driving gear is arranged on an output shaft of the servo motor, a rotatable gear sleeve is arranged in the protective cover, the lower part of the gear sleeve is in meshed connection with the driving gear, and a hollow screw rod is inserted into internal threads of the gear sleeve. According to the utility model, the hollow screw rod is driven to rotate on the guide post through the driving gear and the gear sleeve by the arranged servo motor, so that the linear reciprocating motion of the hollow screw rod is realized, the piston moves in the injection tube, the medicine injection of a tumor patient is realized, and compared with the traditional manual pushing injector, the medicine injection device has better motion precision, and is convenient for medical staff to control the medicine injection quantity.
Description
Technical Field
The utility model relates to the technical field of medicine injection, in particular to a medical oncology medicine liquid injection device.
Background
The antitumor drug has great effect in treating patients, such as Aidi injection, sodium cantharidate injection, etc., has immunoregulation and anticancer effects, and can be used for postoperative consolidation of primary liver cancer, lung cancer, intestinal cancer, nasopharyngeal carcinoma, urinary system tumor, gynecological tumor, malignant lymphoma, etc., or can be used in combination with chemotherapy.
When anti-tumor drugs are injected, a medical injector is commonly used for injecting the anti-tumor drugs into patients, but the medical injector needs to push the plunger of the injector manually, so that the stroke of the plunger is inconvenient to control, and medical staff cannot control the injection quantity of the drugs well. Therefore, there is a need to design a medical oncology medical drug solution injection device to solve the above problems.
Disclosure of Invention
The utility model aims to provide a medical oncology liquid medicine injection device which aims to solve the defects in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions:
the utility model provides a medical oncology liquid medicine injection device, includes the equipment shell, fixed mounting has the safety cover on the outer wall of equipment shell top one side, fixed being provided with the bracket on the outer wall of equipment shell one side, and the bracket top is installed detachable injection syringe, the inside fixed mounting of equipment shell has servo motor, and is provided with the driving gear on the servo motor output shaft, the inside of safety cover is provided with rotatable gear sleeve, and the below and the driving gear meshing of gear sleeve are connected, hollow lead screw has been pegged graft to the internal screw thread of gear sleeve, the inside spliced guide post of one end of hollow lead screw, the fixed coupling assembling that is provided with of one end of hollow lead screw, the one end external fixation of injection syringe is provided with the nipple, and fixed the cup joint the syringe needle on the nipple.
Preferably, a gun handle is fixedly arranged on the outer wall of the bottom of the equipment shell, and an anti-slip soft bag is fixedly arranged on the outer surface of the gun handle.
Preferably, a finger ring is fixedly arranged on the outer wall of one side of the equipment shell, and a switch for controlling the servo motor is arranged in the finger ring.
Preferably, a support is fixedly arranged on the outer wall of one side of the top of the protective cover, and one end of the support is in threaded insertion connection with a positioning bolt.
Preferably, the guide post is of a polygonal structure, and an end cap is fixedly arranged at one end of the guide post.
Preferably, the connecting assembly comprises a connector fixedly arranged at the end head of the hollow screw rod, and a connecting rod in a T-shaped structure is fixedly connected to the connector, and a piston inserted into the injection tube is fixedly arranged on the connecting rod.
In the technical scheme, the medical oncology liquid medicine injection device provided by the utility model has the beneficial effects that:
(1) The servo motor drives the hollow screw rod to rotate on the guide post through the driving gear and the gear sleeve, so that the linear reciprocating motion of the hollow screw rod is realized, the piston moves in the injection tube, the medicine injection to a tumor patient is realized, and compared with the traditional manual pushing injector, the automatic pushing injector has better motion precision and is convenient for medical staff to control the medicine injection quantity.
(2) The gun handle, the finger ring and the switch are adopted, so that the medical staff can hold the injection device by hand more stably, and simultaneously, the servo motor is opened and closed by utilizing the finger toggle switch, so that the control flexibility of the medical staff on the device is improved.
(3) The support and the positioning bolt adopted can enable the injection tube to be well fixedly arranged on the bracket, and simultaneously, the injection tube is convenient to take down by medical staff, so that the stability of the needle head inserted into the vein of a patient by the medical staff is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a perspective view of a medical oncology medical drug solution injection device according to an embodiment of the present utility model.
Fig. 2 is a front view of a medical oncology medical fluid injection device according to an embodiment of the present utility model.
Fig. 3 is a schematic view of a local enlarged structure provided by an embodiment of a medical oncology medical drug solution injection device according to the present utility model.
1 equipment shell, 2 gun handles, 3 finger rings, 4 switches, 5 protection covers, 6 anti-slip soft bags, 7 supports, 8 positioning bolts, 9 brackets, 10 injection tubes, 11 gear sleeves, 12 servo motors, 13 driving gears, 14 hollow screw rods, 15 guide posts, 16 end caps, 17 connecting components, 18 connectors, 19 connecting rods, 20 pistons, 21 nipple and 22 needles.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-3, the medical oncology liquid medicine injection device provided by the embodiment of the utility model comprises a device shell 1, wherein a protective cover 5 is fixedly arranged on the outer wall of one side of the top of the device shell 1, a bracket 9 is fixedly arranged on the outer wall of one side of the device shell 1, a detachable injection tube 10 is arranged above the bracket 9, a servo motor 12 is fixedly arranged in the device shell 1, a driving gear 13 is arranged on an output shaft of the servo motor 12, a rotatable gear sleeve 11 is arranged in the protective cover 5, the lower part of the gear sleeve 11 is meshed with the driving gear 13, a hollow screw rod 14 is inserted into an internal thread of the gear sleeve 11, a guide post 15 is inserted into one end of the hollow screw rod 14, a connecting component 17 is fixedly arranged at one end of the hollow screw rod 14, a nipple 21 is fixedly arranged at the outer part of one end of the injection tube 10, and a needle 22 is fixedly sleeved on the nipple 21.
Specifically, in this embodiment, the device comprises a device shell 1, a protective cover 5 is fixedly installed on the outer wall of one side of the top of the device shell 1, a function of protecting the transmission component inside the device shell is achieved, a bracket 9 is fixedly arranged on the outer wall of one side of the device shell 1, a detachable injection tube 10 is installed above the bracket 9, the bracket 9 is semi-annular, the injection tube 10 is stably placed above the bracket 9, stable installation of the injection tube 10 is achieved, a servo motor 12 is fixedly installed inside the device shell 1, the servo motor 12 is a miniature motor with a speed reducing mechanism, a driving gear 13 is arranged on an output shaft of the servo motor 12, a rotatable gear sleeve 11 is arranged inside the protective cover 5, the lower portion of the gear sleeve 11 is in meshed connection with the driving gear 13, a hollow screw 14 is inserted into internal threads of the gear sleeve 11, the inside spliced guide post 15 of one end of hollow lead screw 14 drives driving gear 13 through servo motor 12 and rotates, driving gear 13 drives gear sleeve 14 and rotates in the inside of guard shield 5, and drive its inside hollow lead screw 14 horizontal migration, because the guide post 15 inserts in the inside one end of hollow lead screw 14, play the effect of restriction to the rotation of hollow lead screw 14, so hollow lead screw 14 only can transversely rectilinear movement in the inside of gear sleeve 11, the fixed coupling assembling 17 that is provided with of one end of hollow lead screw 14, through coupling assembling 17, realize the hollow lead screw 14 and the inside piston of syringe 10 be connected, the outside fixed nipple 21 that is provided with of one end of syringe 10, and fixed cup joint syringe needle 22 on the nipple 21, syringe needle 22 passes through nipple 21 and installs on syringe 10, be convenient for take off the change.
According to the medical liquid injection device for the oncology, the hollow screw rod 14 is driven to rotate on the guide post 15 through the driving gear 13 and the gear sleeve 11 by the aid of the arranged servo motor 12, so that the hollow screw rod 14 linearly reciprocates, the piston 20 moves in the injection tube 10, medicine injection of a oncology patient is achieved, and compared with a traditional manual pushing injector, the medical liquid injection device for the oncology has better movement precision and is convenient for medical staff to control medicine injection quantity.
In one embodiment provided by the utility model, the gun handle 2 is fixedly arranged on the outer wall of the bottom of the equipment shell 1, the anti-slip soft bag 6 is fixedly arranged on the outer surface of the gun handle 2, the gun handle 2 is held by people, the comfort and the anti-slip performance are better, the inside of the gun handle 2 is a cavity, and a lithium battery can be arranged in the gun handle 2 and used for supplying power to the device.
In another embodiment provided by the utility model, a finger ring 3 is fixedly arranged on the outer wall of one side of the equipment shell 1, a switch 4 for controlling a servo motor 12 is arranged in the finger ring 3, a forward-reverse switch is arranged on the outer side of the finger ring 3, one finger is inserted into the finger ring 3 when people hold the gun handle 2, and when a patient is injected with medicine, after a needle is inserted into a vein of the patient, a medical staff can start the servo motor 12 by slightly stirring the switch 4 with the finger after the needle is inserted into the vein of the patient, so that the medicine injection of the patient is realized.
In still another embodiment provided by the utility model, the support 7 is fixedly arranged on the outer wall of one side of the top of the protective cover 5, one end of the support 7 is in threaded connection with the positioning bolt 8, after the injection tube 10 is installed on the bracket 9, an operator manually screws the positioning bolt 8 to enable the bottom end of the positioning bolt 8 to abut against the outside of the injection tube 10, the limiting and fixing effects are achieved on the injection tube 10, and when the injection tube 10 needs to be disassembled, the operator can loosen the positioning bolt 8, so that the effect of quickly disassembling and assembling the injection tube 10 is achieved.
In still another embodiment provided by the utility model, the guide post 15 is of a polygonal structure, one end of the guide post 15 is fixedly provided with the end cap 16, the guide post 15 is preferably quadrangular, meanwhile, the hollow screw rod 14 is also a quadrangular central hole, a matching structure is formed between the guide post 15 and the guide post 15, and the guide post 15 realizes the rotation limit of the hollow screw rod 14, so that the hollow screw rod 14 can well move along a horizontal straight line.
In still another embodiment provided by the utility model, the connecting assembly 17 comprises a connector 18 fixedly installed at the end of the hollow screw rod 14, a connecting rod 19 with a T-shaped structure is fixedly connected to the connector 18, a piston 20 inserted into the syringe 10 is fixedly installed on the connecting rod 19, medical staff installs the piston 20 on the connector 18 through the connecting rod 19 so as to realize the connection between the piston 20 and the hollow screw rod 14, and when the piston 20 is separated from the connector 18, an operator can rotate the piston 20 so that the piston 20 is separated from the connecting rod 19 with the T-shaped structure, thereby facilitating the cleaning and disinfection treatment of the syringe 10 by the subsequent medical staff.
When the injection device is used, people can absorb tumor medicines without taking down the injection tube 10, the servo motor 12 is rotated reversely by stirring the forward and reverse rotation switch of the servo motor, the needle head 22 is inserted into a medicine liquid bottle to absorb the medicines, after the medicine liquid is absorbed, an operator vertically places the injection device upwards, then stirs the forward and reverse rotation switch of the servo motor 12, the injection device is adjusted to a forward rotation state of the servo motor 12, the piston 20 is enabled to move upwards by slowly controlling the switch 4, so that the exhaust treatment of the injection tube 10 is realized, after the exhaust treatment is finished, medical staff can insert the needle head 22 into a vein of a patient, then start the switch 4 again, and medicine injection to the patient can be finished.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. The utility model provides a medical oncology liquid medicine injection device, includes equipment shell (1), a serial communication port, fixed mounting has safety cover (5) on the outer wall of equipment shell (1) top one side, fixed bracket (9) are provided with on the outer wall of equipment shell (1) one side, and bracket (9) top installs detachable injection tube (10), the inside fixed mounting of equipment shell (1) has servo motor (12), and is provided with driving gear (13) on servo motor (12) output shaft, the inside of safety cover (5) is provided with rotatable gear sleeve (11), and the below and driving gear (13) meshing of gear sleeve (11) are connected, the internal thread grafting of gear sleeve (11) has hollow lead screw (14), the inside spliced guide post (15) of one end of hollow lead screw (14), the one end of hollow lead screw (14) is fixedly provided with coupling assembling (17), the outside fixed nipple (21) that is provided with of one end of injection tube (10), and fixedly cup joint on nipple (21) needle (22).
2. The medical oncology liquid medicine injection device according to claim 1, wherein a gun handle (2) is fixedly arranged on the outer wall of the bottom of the equipment shell (1), and an anti-slip soft bag (6) is fixedly arranged on the outer surface of the gun handle (2).
3. The medical oncology liquid medicine injection device according to claim 1, wherein a finger ring (3) is fixedly arranged on the outer wall of one side of the equipment shell (1), and a switch (4) for controlling a servo motor (12) is arranged in the finger ring (3).
4. The medical oncology liquid medicine injection device according to claim 1, wherein a support (7) is fixedly arranged on the outer wall of one side of the top of the protective cover (5), and one end of the support (7) is in threaded connection with a positioning bolt (8).
5. The medical oncology liquid medicine injection device according to claim 1, wherein the guide post (15) is of a polygonal structure, and an end cap (16) is fixedly arranged at one end of the guide post (15).
6. The medical oncology liquid medicine injection device according to claim 1, wherein the connecting component (17) comprises a connector (18) fixedly installed at the end of the hollow screw rod (14), a connecting rod (19) with a T-shaped structure is fixedly connected to the connector (18), and a piston (20) inserted into the injection tube (10) is fixedly installed on the connecting rod (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321906490.2U CN220256895U (en) | 2023-07-19 | 2023-07-19 | Medical oncology liquid medicine injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321906490.2U CN220256895U (en) | 2023-07-19 | 2023-07-19 | Medical oncology liquid medicine injection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220256895U true CN220256895U (en) | 2023-12-29 |
Family
ID=89318225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321906490.2U Active CN220256895U (en) | 2023-07-19 | 2023-07-19 | Medical oncology liquid medicine injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220256895U (en) |
-
2023
- 2023-07-19 CN CN202321906490.2U patent/CN220256895U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |