CN215461325U - Adjustable-speed drug delivery device for medical oncology - Google Patents
Adjustable-speed drug delivery device for medical oncology Download PDFInfo
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- CN215461325U CN215461325U CN202121375440.7U CN202121375440U CN215461325U CN 215461325 U CN215461325 U CN 215461325U CN 202121375440 U CN202121375440 U CN 202121375440U CN 215461325 U CN215461325 U CN 215461325U
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- injection tube
- speed
- dosing
- injection
- drug delivery
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- 238000012377 drug delivery Methods 0.000 title claims abstract description 16
- 238000002347 injection Methods 0.000 claims abstract description 71
- 239000007924 injection Substances 0.000 claims abstract description 71
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims abstract description 12
- 230000001105 regulatory effect Effects 0.000 claims abstract description 6
- 230000008844 regulatory mechanism Effects 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 9
- 239000003814 drug Substances 0.000 abstract description 32
- 206010028980 Neoplasm Diseases 0.000 abstract description 31
- 239000007788 liquid Substances 0.000 abstract description 28
- 230000004907 flux Effects 0.000 abstract description 6
- 239000007921 spray Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 208000035269 cancer or benign tumor Diseases 0.000 description 1
- 230000004663 cell proliferation Effects 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 231100000588 tumorigenic Toxicity 0.000 description 1
- 230000000381 tumorigenic effect Effects 0.000 description 1
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Abstract
The utility model discloses a speed-adjustable drug delivery device for medical oncology, which comprises an injection tube, a push rod and a speed-adjusting mechanism; injection tube: an injection needle is movably clamped at an injection port on the bottom surface of the syringe; push rod: the bottom end of the outer cambered surface is fixedly sleeved with a rubber plug, and the outer cambered surface of the rubber plug is matched with the inner cambered wall of the injection tube; speed regulation mechanism: is arranged between the injection tube and the push rod; wherein: the speed regulating mechanism comprises a partition plate, an administration hole and a rotating disk, the partition plate is arranged at the bottom end of the interior of the injection tube, the administration hole is formed in the bottom surface of the interior of the partition plate at an equal angle, and the rotating disk is rotatably connected in a circular groove in the bottom surface of the interior of the injection tube; this but oncology internal medicine speed governing device of dosing can adjust the speed of dosing through the flux that changes the liquid medicine in the unit interval, satisfies the demand of dosing of different situation, can also spray partial liquid medicine on the surface of tumour when injecting the administration to tumour inside, reduces personnel's work burden.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a speed-adjustable drug delivery device for medical oncology.
Background
Tumor refers to a new organism formed by local tissue cell proliferation under the action of various tumorigenic factors, because the new organism mostly presents an occupied block-shaped protrusion, also called a neoplasm, and the tumor is divided into two categories of benign tumor and malignant tumor according to the cell characteristics of the new organism and the degree of harmfulness to the organism.
In the process of treating tumors, common administration methods are mainly divided into three modes of oral administration, injection and external application, while the oral administration mode is usually carried out along with chemotherapy, and the treatment process is slow, so that most of tumor treatment works are carried out by two modes of injection and external application.
And current medical oncology device of dosing can not adjust the speed of dosing freely according to actual conditions usually, uses the limitation great, and two kinds of works of dosing of injection and external application can not go on simultaneously, and medical personnel's work burden is great, for this reason, we propose a medical oncology adjustable speed device of dosing.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the existing defects, provides a speed-adjustable drug delivery device for oncology, can adjust the drug delivery speed by changing the flow of liquid medicine in unit time, meets the drug delivery requirements of different conditions, can spray part of liquid medicine on the outer surface of a tumor while injecting and delivering drug to the interior of the tumor, reduces the labor burden of personnel by reducing the operation steps of medical personnel, and can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a speed-adjustable drug delivery device for medical oncology comprises an injection tube, a push rod and a speed-adjusting mechanism;
injection tube: an injection needle is movably clamped at an injection port on the bottom surface of the syringe;
push rod: the bottom end of the outer cambered surface is fixedly sleeved with a rubber plug, and the outer cambered surface of the rubber plug is matched with the inner cambered wall of the injection tube;
speed regulation mechanism: set up between injection tube and push rod, can adjust the speed of dosing through the flux that changes the liquid medicine in the unit interval, satisfy the demand of dosing of different situation, can also spray partial liquid medicine on the surface of tumour when injecting the administration to tumour inside, reduce personnel's work burden through reduction medical personnel's operation step.
Further, speed adjusting mechanism is including cutting off the dish, dosing hole and rotary disk, cut off the dish and set up in the inside bottom of injection tube, cut off the inside bottom surface of dish and wait the angle and be equipped with the dosing hole, the circular slot internal rotation of the inside bottom surface of injection tube is connected with the rotary disk, the inside dosing chamber that sets up of rotary disk sets up with the dosing hole cooperation, the inside dosing chamber that sets up of rotary disk communicates with the injection port of injection tube bottom surface, can adjust the speed of dosing through the flux that changes the liquid medicine in the unit interval, satisfies the demand of dosing of different situations.
Further, speed adjusting mechanism still includes extension rod and cross spout, the extension rod sets up in the upper surface center department of rotary disk and passes the commentaries on classics hole that cuts off a set center department, and the bottom surface center department of push rod is equipped with the cross spout, and the extension rod can drive the rotary disk rotation and adjust the speed of dosing with the vertical sliding connection of cross spout.
Furthermore, a sealing ring is arranged in a rotating hole in the center of the partition plate and is in contact with the outer arc surface of the extension rod, so that leakage of liquid medicine can be prevented.
Furthermore, the lower end of the outer arc surface of the injection tube is provided with a hollow hopper, the lower end of the inner arc wall of the injection tube is uniformly provided with through holes communicated with the hollow hopper, so that part of liquid medicine can be sprayed on the outer surface of the tumor while the medicine is injected into the tumor, and the labor burden of the medical staff is reduced by reducing the operation steps of the medical staff.
Furthermore, the upper end of the outer arc surface of the injection tube is symmetrically provided with support handles, so that the medical staff can stably apply pressure to the push rod.
Furthermore, the extrados face of injection tube is equipped with evenly distributed's scale marking, can make medical personnel observe the dosage of liquid medicine through transparent injection tube.
Compared with the prior art, the utility model has the beneficial effects that: this device of dosing of medical oncology adjustable speed has following benefit:
1. after the injection tube that will fill with the liquid medicine aims at patient's tumour position, make the syringe needle insert inside the patient tumour, the outside of covering at the patient tumour is fought to the hollow this moment, later medical personnel hold the support handle with the palm, and exert decurrent pressure to the push rod through the thumb, make the rubber buffer move down at the uniform velocity, the inside liquid medicine of injection tube loops through the dosing hole that corresponds the position by the influence of pressure, the inside dosing chamber and the syringe needle that set up of rotary disk inject patient tumour inside, part liquid medicine gets into behind the hollow fill through-hole simultaneously and is vaporific surface of spraying at patient tumour by the one-way atomizing valve department of the inside edge of hollow fill, dose to the inside and the outside of patient tumour simultaneously, reduce medical personnel's operating procedure, the scale marking can make medical personnel observe the dosage of liquid medicine through transparent injection tube.
2. Before the work of dosing, because the extension rod is with the vertical sliding connection of cross spout, when medical personnel's rotatory push rod, the vertical draw runner of extension rod extrados upper end radially holds the power, can drive the rotary disk and change the angle, it is corresponding with the dosing hole of suitable diameter to make the inside dosing chamber that sets up of rotary disk, adjust the speed of dosing through the flux that changes the liquid medicine in the unit interval, satisfy the demand of dosing of different situations, the sealing ring can prevent that the liquid medicine from separating the annular gap department that dish and extension rod formed and leaking.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the inner cross-section of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic illustration of an in-plane cross-sectional configuration of the present invention;
fig. 5 is an enlarged schematic view of B in fig. 4.
In the figure: the injection device comprises a 1 injection cylinder, a 2 injection needle, a 3 push rod, a 4 rubber plug, a 5 speed regulating mechanism, a 51 partition plate, a 52 dosing hole, a 53 rotating disk, a 54 extending rod, a 55 cross sliding groove, a 6 sealing ring, a 7 hollow bucket, an 8 through hole, a 9 support handle and a 10-scale marking line.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present embodiment provides a technical solution: a speed-adjustable drug delivery device for medical oncology comprises an injection tube 1, a push rod 3 and a speed-adjusting mechanism 5;
injection tube 1: an injection needle 2 is movably clamped at an injection port on the bottom surface of the injection syringe, and after an injection tube 1 filled with liquid medicine is aligned to a tumor part of a patient, the injection needle 2 is inserted into the tumor of the patient to wait for the development of injection administration work;
a push rod 3: the bottom end of the outer cambered surface is fixedly sleeved with a rubber plug 4, the outer cambered surface of the rubber plug 4 is matched with the inner cambered wall of the injection tube 1, the rubber plug 4 moves downwards at a constant speed by applying downward pressure to the push rod 3, and the liquid medicine in the injection tube 1 is injected into the tumor of a patient under the influence of the pressure to finish the administration work;
the speed regulating mechanism 5: the speed regulating mechanism 5 comprises a partition plate 51, a dosing hole 52 and a rotating disk 53, the partition plate 51 is arranged at the bottom end inside the injection tube 1, the dosing hole 52 is formed in the bottom surface inside the partition plate 51 at equal angles, the rotating disk 53 is rotationally connected with a circular groove on the bottom surface inside the injection tube 1, a dosing cavity arranged inside the rotating disk 53 is matched with the dosing hole 52, the dosing cavity arranged inside the rotating disk 53 is communicated with an injection port on the bottom surface of the injection tube 1, the speed regulating mechanism 5 further comprises an extension rod 54 and a cross sliding groove 55, the extension rod 54 is arranged at the center of the upper surface of the rotating disk 53 and penetrates through the rotating hole in the center of the partition plate 51, the cross sliding groove 55 is formed in the center of the bottom surface of the push rod 3, the extension rod 54 is vertically and slidably connected with the cross sliding groove 55, before dosing operation, because the extension rod 54 is vertically and slidably connected with the cross sliding groove 55, when a medical worker rotates the push rod 3, the vertical slide bar of extension rod 54 extrados upper end is radially held power, can drive rotary disk 53 and change the angle, makes the inside medicine cavity that sets up of rotary disk 53 corresponding with the hole 52 of dosing of suitable diameter, adjusts the speed of dosing through the flux that changes the liquid medicine in the unit interval, satisfies the demand of dosing of different situations.
Wherein: the sealing ring 6 is arranged in the rotating hole in the center of the partition disc 51, the sealing ring 6 is in contact with the outer arc surface of the extension rod 54, and the sealing ring 6 can prevent the leakage of the liquid medicine from the annular gap formed by the partition disc 51 and the extension rod 54.
Wherein: the extrados lower extreme of injection tube 1 is equipped with hollow 7 of fighting, and the inner arc wall lower extreme evenly distributed of injection tube 1 has the through-hole 8 that is linked together with hollow 7 of fighting, and when carrying out the injection during operation of dosing, partial liquid medicine gets into behind the hollow 7 of fighting by the hollow one-way atomizing valve mouth department of 7 inside edges of fighting and is vaporific surface of spraying at the patient tumour through-hole 8, doses to the inside and the outside of patient tumour simultaneously, reduces medical personnel's operation step.
Wherein: the upper end of the outer cambered surface of the injection tube 1 is symmetrically provided with a support handle 9, so that the medical staff can stably apply pressure to the push rod 3.
Wherein: the extrados of injection tube 1 is equipped with evenly distributed scale marking 10, and scale marking 10 can make medical personnel observe the dosage of liquid medicine through transparent injection tube 1.
The utility model provides a speed-adjustable drug delivery device for medical oncology, which has the working principle as follows: after the injection tube 1 filled with the liquid medicine is aligned to the tumor part of a patient, the injection needle 2 is inserted into the tumor part of the patient, at the moment, the hollow hopper 7 covers the outside of the tumor of the patient, then a medical worker supports the support handle 9 by a palm and applies downward pressure to the push rod 3 by a thumb to enable the rubber plug 4 to move downwards at a constant speed, the liquid medicine inside the injection tube 1 is affected by the pressure to sequentially pass through the administration hole 52 at the corresponding position, the administration cavity arranged inside the rotating disk 53 and the injection needle 2 to be injected into the tumor of the patient, meanwhile, part of the liquid medicine enters the hollow hopper 7 through the through hole 8 and is sprayed on the outer surface of the tumor of the patient in a mist shape through the one-way atomizing valve at the edge inside the hollow hopper 7, and is administered to the inside and the outside of the tumor of the patient, the operation steps of the medical worker are reduced, the scale mark 10 can enable the medical worker to observe the administration amount of the liquid medicine through the transparent injection tube 1, in addition, before the work of dosing, because extension rod 54 and the vertical sliding connection of cross spout 55, when medical personnel rotate push rod 3, the vertical draw runner of extension rod 54 extrados upper end radially holds the power, can drive rotary disk 53 change angle, make the inside dosing chamber that sets up of rotary disk 53 corresponding with the hole 52 of dosing of suitable diameter, adjust the speed of dosing through the flux that changes the liquid medicine in the unit interval, satisfy the demand of dosing of different situations, sealing ring 6 can prevent that the liquid medicine from cutting off the annular gap department that dish 51 and extension rod 54 formed and leaking.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a device of dosing of adjustable speed of oncology department which characterized in that: comprises an injection cylinder (1), a push rod (3) and a speed regulating mechanism (5);
injection cartridge (1): an injection needle (2) is movably clamped at an injection port on the bottom surface of the syringe;
push rod (3): the bottom end of the outer cambered surface is fixedly sleeved with a rubber plug (4), and the outer cambered surface of the rubber plug (4) is matched with the inner cambered wall of the injection tube (1);
speed regulation mechanism (5): is arranged between the injection cylinder (1) and the push rod (3).
2. The adjustable speed drug delivery device for oncology department according to claim 1, wherein: speed adjusting mechanism (5) are including cutting off dish (51), dosing hole (52) and rotary disk (53), cut off dish (51) and set up in the inside bottom of injection tube (1), cut off the inside bottom surface isogonism of dish (51) and be equipped with dosing hole (52), the circular slot internal rotation of the inside bottom surface of injection tube (1) is connected with rotary disk (53), the inside dosing chamber that sets up of rotary disk (53) sets up with dosing hole (52) cooperation, the inside dosing chamber that sets up of rotary disk (53) communicates with the injection port of injection tube (1) bottom surface.
3. The adjustable speed drug delivery device for oncology department according to claim 2, wherein: speed adjusting mechanism (5) still include extension rod (54) and cross spout (55), extension rod (54) set up in the upper surface center department of rotary disk (53) and pass the commentaries on classics hole of cutting off dish (51) center department, and the bottom surface center department of push rod (3) is equipped with cross spout (55), and extension rod (54) and the vertical sliding connection of cross spout (55).
4. The adjustable speed drug delivery device for oncology department according to claim 3, wherein: a sealing ring (6) is arranged in a rotating hole in the center of the partition plate (51), and the sealing ring (6) is in contact with the outer arc surface of the extension rod (54).
5. The adjustable speed drug delivery device for oncology department according to claim 1, wherein: the lower end of the outer arc surface of the injection tube (1) is provided with a hollow hopper (7), and the lower end of the inner arc wall of the injection tube (1) is uniformly distributed with through holes (8) communicated with the hollow hopper (7).
6. The adjustable speed drug delivery device for oncology department according to claim 1, wherein: the upper end of the outer arc surface of the injection tube (1) is symmetrically provided with support handles (9).
7. The adjustable speed drug delivery device for oncology department according to claim 1, wherein: the outer arc surface of the injection tube (1) is provided with evenly distributed scale marks (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121375440.7U CN215461325U (en) | 2021-06-21 | 2021-06-21 | Adjustable-speed drug delivery device for medical oncology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121375440.7U CN215461325U (en) | 2021-06-21 | 2021-06-21 | Adjustable-speed drug delivery device for medical oncology |
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| Publication Number | Publication Date |
|---|---|
| CN215461325U true CN215461325U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121375440.7U Expired - Fee Related CN215461325U (en) | 2021-06-21 | 2021-06-21 | Adjustable-speed drug delivery device for medical oncology |
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| Country | Link |
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| CN (1) | CN215461325U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023208148A1 (en) * | 2022-04-29 | 2023-11-02 | 张志涵 | Administration device and accessory thereof |
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2021
- 2021-06-21 CN CN202121375440.7U patent/CN215461325U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023208148A1 (en) * | 2022-04-29 | 2023-11-02 | 张志涵 | Administration device and accessory thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |