CN111298276B - Urethra medicine feeder for urology surgery - Google Patents
Urethra medicine feeder for urology surgery Download PDFInfo
- Publication number
- CN111298276B CN111298276B CN202010179244.6A CN202010179244A CN111298276B CN 111298276 B CN111298276 B CN 111298276B CN 202010179244 A CN202010179244 A CN 202010179244A CN 111298276 B CN111298276 B CN 111298276B
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- CN
- China
- Prior art keywords
- sleeve
- rod
- swivel
- rotating
- push rod
- 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.)
- Expired - Fee Related
Links
- 239000003814 drug Substances 0.000 title claims abstract description 52
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 22
- 210000003708 urethra Anatomy 0.000 title claims description 16
- 230000002485 urinary effect Effects 0.000 claims abstract description 13
- 239000007787 solid Substances 0.000 claims abstract description 6
- 230000001154 acute effect Effects 0.000 claims abstract description 5
- 238000002347 injection Methods 0.000 claims description 33
- 239000007924 injection Substances 0.000 claims description 33
- 239000002674 ointment Substances 0.000 claims description 12
- 229940079593 drug Drugs 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims 2
- 239000002689 soil Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 210000003127 knee Anatomy 0.000 description 3
- 208000000143 urethritis Diseases 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 238000012377 drug delivery Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1078—Urinary tract
- A61M2210/1089—Urethra
Abstract
The invention discloses a urethral medicine feeder for urinary surgery, in particular to a urethral medicine feeder which can be pushed to feed medicine when a person lies horizontally and is labor-saving and convenient to operate, and is characterized in that one end of a first rod sleeve is fixedly arranged on the outer side surface of a swivel sleeve, one end of a second rod sleeve is fixedly arranged on the outer side surface of the swivel sleeve, an included angle is arranged between the first rod sleeve and the second rod sleeve, the included angle is an acute angle, the other end of the first rod sleeve is provided with a limit baffle, the first swivel sleeve is rotatably arranged in the first rod sleeve, one end of the first swivel sleeve penetrates into the swivel sleeve, one end of the first swivel sleeve is provided with a first bevel gear, the inner side wall of the first swivel sleeve is provided with threads, the outer side surface of the first swivel sleeve is provided with two clamping grooves which are respectively close to two ends of the first swivel sleeve, two clamping rings are arranged on the inner wall of the first rod sleeve and are correspondingly clamped in the clamping grooves on the first swivel sleeve, the clamping ring and the clamping groove can rotate relatively, and the part of the first rotating sleeve, which is positioned in the rotating sleeve, is of a solid structure.
Description
Technical Field
The invention discloses a urethra medicine feeder for urology surgery, relates to a medicine feeder for feeding medicine to urethra during urethra infection, and belongs to the field of urology equipment. In particular to a urethra medicine feeder which can push medicine feeding when people lie flat and is labor-saving and convenient to operate.
Background
Urethritis is a common disease, indicate the inflammation of urethra mucous membrane, women send out well, and to the medication treatment of urethritis disease, generally except oral, the mode of interior applying in addition, interior applying is compared its can direct action in human urethra infection area of oral treatment, can rapid onset, traditional interior applying mode is usually to adopt flusher directly to spray the medicament in the human body, but this kind of interior applying mode can cause the medicine of dosing inhomogeneous, can influence patient's comfort level simultaneously, and the urethra ware of using now, when using through stretching into patient internal with the pipe of dosing and scribbling it in the sick area through the extrusion, in order to reach the effect of evenly dosing, but because generally need the patient to bend the knee to lie flat when dosing, and the ware is generally the shape that the straight tube pushed, it is extremely inconvenient that the patient oneself administers the action.
Notice No. CN107224663A discloses a novel urethra ware of dosing for uropoiesis surgery, including giving medicine body, the columniform soil pick-up body, pusher and spring, the soil pick-up body is hollow structure and forms one and accomodates the chamber, the front end of the soil pick-up body has spherical soil pick-up head, and it is whole that this ware of dosing is the straight tube shape, and its pusher presses down the end relative with ware of dosing entering end, leads to the personnel of bending knees and lying to carry out the extremely inconvenience of operation when oneself dosing.
Notice No. CN208660123U discloses a uropoiesis surgery urethra ware of dosing, including dosing section of thick bamboo subassembly and the cylinder of dosing, the section of thick bamboo subassembly of dosing includes the barrel, sets up in the delivery port of barrel periphery, arc safety cover, medical fixed rubberized fabric strip and block cap, and this ware of dosing is when using, because the patient lies flat of bending the knee, and it need stretch to visit dosing ware core bar department with the hand and press and dose, and it is comparatively hard and inconvenient to correspond the patient of lying this action.
Disclosure of Invention
In order to improve the situation, the urethral medicine feeder for urinary surgery provided by the invention can be used for pushing medicine feeding by people lying down, and is labor-saving and convenient to operate.
The urethral applicator for urology surgery of the invention is realized by the following steps: the invention relates to a urethra medicine feeder for urinary surgery, which consists of an injection push rod, a first rod sleeve, a swivel sleeve, a second rod sleeve, a fixed sleeve ring, an outer sleeve rod, an outer through hole, a first swivel sleeve, a first bevel gear, a second bevel gear, a medicine pushing rod, a second swivel sleeve, an inner sleeve rod, an inner through hole, a snap ring and a reset spring, wherein one end of the first rod sleeve is fixedly arranged on the outer side surface of the swivel sleeve, one end of the second rod sleeve is fixedly arranged on the outer side surface of the swivel sleeve, an included angle is formed between the first rod sleeve and the second rod sleeve, the included angle is an acute angle, the other end of the first rod sleeve is provided with a limit baffle, the first swivel sleeve is rotatably arranged in the first rod sleeve, one end of the first swivel sleeve penetrates into the swivel sleeve, one end of the first swivel sleeve is provided with the first bevel gear, the inner side wall of the first swivel sleeve is provided with threads, the outer side surface of the first swivel sleeve is provided with two clamping grooves which are respectively close to two ends of the first swivel sleeve, the two snap rings are arranged on the inner wall of the first rod sleeve and correspondingly clamped in the clamping grooves on the first rotating sleeve, the snap rings and the clamping grooves can rotate relatively, the part of the first rotating sleeve, which is positioned in the rotating sleeve, is of a solid structure, the part of the first rotating sleeve, which is positioned in the first rod sleeve, is of a hollow structure, one end of an injection push rod is arranged in the other end of the first rotating sleeve, the other end of the injection push rod penetrates out of the first rotating sleeve, the injection push rod is in threaded connection with the first rotating sleeve, a limiting block is arranged at the other end of the injection push rod, a reset spring is arranged in the hollow part of the first rotating sleeve, one end of the reset spring is connected with one end of the injection push rod, the other end of the reset spring is connected with the inner wall of the other end of the first rotating sleeve, the second rotating sleeve is rotatably arranged in the second rod sleeve, the inner side face of the second rod sleeve is provided with the two clamping grooves, and the outer side face of the second rotating sleeve is provided with the two snap rings, the medicine pushing rod is arranged in the second rotating sleeve and is in threaded connection with the second rotating sleeve, one end of the inner sleeve rod is connected with the other end of the second rod sleeve in a sleeved mode, one end of the outer sleeve rod extends out of the second rod sleeve and is fixed through a fixing sleeve ring, a plurality of outer through holes are formed in the outer sleeve rod and correspond to the inner through holes one by one, and the outer through holes are elliptical holes, and is larger than the inner through hole, and the other end of the outer loop bar is of a closed structure.
Advantageous effects
Firstly, the patient who lies down can conveniently carry out the extrusion action of dosing by oneself.
Secondly, the size of the formed administration hole can be adjusted, and the medicament with different viscosities can be smoothly administered.
Drawings
FIG. 1 is a perspective view of a urethral applicator for urinary surgery in accordance with the present invention;
fig. 2 is a schematic view of the structure of a urethral applicator for urology surgery of the present invention.
In the attached drawings
Wherein the method comprises the following steps: the injection push rod (1), a first rod sleeve (2), a swivel sleeve (3), a second rod sleeve (4), a fixed sleeve ring (5), an outer sleeve rod (6), an outer through hole (7), a first swivel sleeve (8), a first bevel gear (9), a second bevel gear (10), a medicine pushing rod (11), a second swivel sleeve (12), an inner sleeve rod (13), an inner through hole (14), a clamping ring (15) and a reset spring (16).
The specific implementation mode is as follows:
the urethral applicator for urology surgery of the invention is realized by the following steps: the invention relates to a urethra medicine feeder for urinary surgery, which consists of an injection push rod (1), a first rod sleeve (2), a swivel sleeve (3), a second rod sleeve (4), a fixed sleeve ring (5), an outer sleeve rod (6), an outer through hole (7), a first swivel sleeve (8), a first bevel gear (9), a second bevel gear (10), a medicine pushing rod (11), a second swivel sleeve (12), an inner sleeve rod (13), an inner through hole (14), a snap ring (15) and a reset spring (16), wherein one end of the first rod sleeve (2) is fixedly arranged on the outer side surface of the swivel sleeve (3), one end of the second rod sleeve (4) is fixedly arranged on the outer side surface of the swivel sleeve (3), an included angle is formed between the first rod sleeve (2) and the second rod sleeve (4) and is an acute angle, a limit baffle is arranged at the other end of the first rod sleeve (2), and the first swivel sleeve (8) is rotatably arranged in the first rod sleeve (2), one end of the first rotating sleeve (8) penetrates into the rotating sleeve, a first bevel gear (9) is arranged at one end of the first rotating sleeve (8), threads are arranged on the inner side wall of the first rotating sleeve (8), two clamping grooves are formed in the outer side surface of the first rotating sleeve (8) and are respectively close to two ends of the first rotating sleeve (8), two clamping rings (15) are arranged on the inner wall of the first rod sleeve (2) and are correspondingly clamped in the clamping grooves in the first rotating sleeve (8), the clamping rings (15) and the clamping grooves can rotate relatively, the part, located in the rotating sleeve (3), of the first rotating sleeve (8) is of a solid structure, the part, located in the first rod sleeve (2), of the first rotating sleeve (8) is of a hollow structure, one end of an injection push rod (1) is arranged in the other end of the first rotating sleeve (8), the other end of the injection push rod (1) penetrates through the first rotating sleeve (8), and the injection push rod (1) and the first rotating sleeve (8) is in threaded connection with the first rotating sleeve (8), a limiting block is arranged at the other end of the injection push rod (1), a reset spring (16) is arranged in the hollow part of the first rotating sleeve (8), one end of the reset spring (16) is connected with one end of the injection push rod (1), the other end of the reset spring is connected with the inner wall of the other end of the first rotating sleeve (8), the second rotating sleeve (12) is rotatably arranged in the second rod sleeve (4), two clamping grooves are formed in the inner side surface of the second rod sleeve (4), two clamping rings (15) are arranged on the outer side of the second rotating sleeve (12) and correspondingly clamped in the clamping grooves in the inner side surface of the second rod sleeve (4), one end of the second rotating sleeve (12) penetrates into the rotating sleeve (3), a second bevel gear (10) is arranged at one end of the second rotating sleeve (12), the second bevel gear (10) is meshed with a first bevel gear (9), and threads are arranged on the inner side surface of the second rotating sleeve (12), the medicine pushing rod (11) is arranged in the second rotating sleeve (12) and is in threaded connection with the second rotating sleeve (12), one end of the inner loop bar (13) is connected with the other end of the second bar sleeve (4), one end of the medicine pushing rod (11) extends into the inner loop bar (13), a limiting ring is arranged on the inner wall of one end of the inner loop bar (13), a push plate is arranged at one end of the medicine pushing rod (11), a plurality of inner through holes (14) are formed on the inner loop bar (13), the outer loop bar (6) is sleeved outside the inner loop bar (13), one end of the outer sleeve rod (6) is extended and sleeved outside the second rod sleeve (4), and is fixed by a fixed lantern ring (5), a plurality of outer through holes (7) are arranged on the outer loop bar (6), and is in one-to-one correspondence with the plurality of inner through holes (14), the outer through holes (7) are elliptical holes, and is larger than the inner through hole (14), and the other end of the outer loop bar (6) is of a closed structure.
When the medicine applying device is used, the outer loop bar (6) is taken down by loosening the fixed loop (5), ointment is filled in from the opening at the other end of the inner loop bar (13), then the outer loop bar (6) is installed again, the size of an ointment overflow hole formed by staggering an outer through hole (7) of the outer loop bar and a corresponding inner through hole (14) of the inner loop bar (13) is adjusted by rotating the outer loop bar (6), then a person extends one end of the outer loop bar (6) into a urethra, the person can press the injection push rod (1) to apply medicine by horizontally lying through a bending structure formed by the second loop bar sleeve (4) and the first loop bar sleeve (2), the injection push rod (1) and the first loop sleeve (8) are in threaded connection to form a spiral propelling structure, and then when the injection push rod (1) is pushed, the first loop sleeve (8) rotates, the first bevel gear (9) at the end of the first loop bar sleeve drives the engaged second bevel gear (10) to rotate, the second bevel gear (10) drives the second rotating sleeve (12) to rotate, the second rotating sleeve (12) is in threaded connection with the medicine pushing rod (11), the second rotating sleeve (12) and the medicine pushing rod (11) form a spiral pushing structure, and when the second rotating sleeve (12) rotates, the medicine pushing rod (11) is pushed towards the inner sleeve rod (13), so that the pushing plate on the second rotating sleeve extrudes ointment in the inner sleeve rod (13) from an ointment overflow hole, and the medicine coating work is finished;
an included angle is formed between the first rod sleeve (2) and the second rod sleeve (4), and the included angle is an acute angle, so that a person can lie flat to push the drug delivery, and the use is more convenient; the other end of the first rod sleeve (2) is provided with a limit baffle which is matched with a limit block on the injection push rod (1) to limit the injection push rod (1) so as to prevent the injection push rod from being completely pushed into the first rod sleeve (2); the part of the first rotating sleeve (8) in the first rotating sleeve (3) is of a solid structure, the part of the first rotating sleeve (8) in the first rod sleeve (2) is of a hollow structure, a first bevel gear (9) is mounted on the solid structure part, the mounting stability is better, and a pushing space of the injection push rod (1) is reserved in the hollow part;
a limiting ring is arranged on the inner wall of one end of the inner loop bar (13) and is matched with a push plate on the medicine pushing bar (11) to limit the inner wall;
the design of a push plate is arranged at one end of the medicine pushing rod (11), the pushing area is large, and the medicine paste in the inner sleeve rod (13) can be conveniently pushed and squeezed
The outer through hole (7) is an elliptical hole and is larger than the inner through hole (14) so as to be matched with the inner through hole (14) to adjust the size of the alternatively formed ointment overflow hole;
the other end of the outer loop bar (6) is designed to be a closed structure, so that the ointment can be extruded from the overflow hole only;
the inner loop bar (13) and the inner through hole (14) on the inner loop bar are matched with the outer loop bar (6) and the outer through hole (7) on the outer loop bar, so that the size of an ointment overflow hole can be adjusted to be suitable for adjusting the size according to the viscosity of the medicament;
the first rod sleeve (2) is matched with the second rod sleeve (4) and the swivel sleeve (3), so that a person can feed medicine while lying down, and the medicine feeding device is labor-saving and convenient;
one end of an outer sleeve rod (6) extends into a urethra to push an injection push rod (1), a first rotating sleeve (8) is driven to rotate through the injection push rod (1), a bevel gear is matched for transmission to enable a second rotating sleeve (12) to rotate, a medicine pushing rod (11) is enabled to push medicine feeding, and a person lies down to push the injection push rod (1) to feed medicine, so that the use is convenient; ointment is firstly put into the inner loop bar (13), and then the outer loop bar (6) is arranged and rotated, so that the ointment overflow holes formed by the staggered arrangement of the outer through holes (7) and the corresponding inner through holes (14) on the inner loop bar (13) can be adjusted by rotating the outer loop bar (6) to adapt to the viscosity of the rocker for adjustment;
the medicine feeding device achieves the aims of labor saving and convenience in operation as the personnel can push the medicine feeding device to feed the medicine when lying down.
The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.
Claims (9)
1. A urethral applicator for urology surgery characterized by: one end of a first rod sleeve is fixedly arranged on the outer side surface of the swivel sleeve, one end of a second rod sleeve is fixedly arranged on the outer side surface of the swivel sleeve, an included angle is arranged between the first rod sleeve and the second rod sleeve, the included angle is an acute angle, the first swivel sleeve is rotatably arranged in the first rod sleeve, one end of the first swivel sleeve penetrates into the swivel sleeve, one end of the first swivel sleeve is provided with a bevel gear, the inner side wall of the first swivel sleeve is provided with a thread, the outer side surface of the first swivel sleeve is provided with two clamping grooves which are respectively close to two ends of the first swivel sleeve, two clamping rings are arranged on the inner wall of the first rod sleeve and correspondingly clamped in the clamping grooves on the first swivel sleeve, the clamping rings and the clamping grooves can rotate relatively, one end of an injection push rod is arranged in the other end of the first swivel sleeve, the other end of the injection push rod penetrates out of the first swivel sleeve, the injection push rod is in threaded connection with the first swivel sleeve, the other end of the injection push rod is provided with a limiting block, a reset spring is arranged in the hollow part of the first swivel sleeve, one end of the reset spring is connected with one end of the injection push rod, the other end of the reset spring is connected with the inner wall of the other end of the first rotating sleeve, the second rotating sleeve is rotatably arranged in the second rod sleeve, two clamping grooves are formed in the inner side surface of the second rod sleeve, two clamping rings are arranged on the outer side surface of the second rotating sleeve and correspondingly clamped in the clamping grooves in the inner side surface of the second rod sleeve, one end of the second rotating sleeve penetrates into the rotating sleeve, a second bevel gear is arranged at one end of the second rotating sleeve and meshed with the first bevel gear, threads are arranged on the inner side surface of the second rotating sleeve, the medicine pushing rod is arranged in the second rotating sleeve and is in threaded connection with the second rotating sleeve through the threads, one end of the inner sleeve rod is connected with the other end of the second rod sleeve, one end of the medicine pushing rod extends into the inner sleeve rod, a plurality of inner through holes are formed in the inner sleeve rod, the outer sleeve is arranged outside the inner sleeve rod, one end of the outer loop bar extends to be sleeved outside the second bar sleeve and is fixed through a fixing sleeve ring, and a plurality of outer through holes are formed in the outer loop bar and correspond to the plurality of inner through holes one to one.
2. The urethra medicine feeder for urinary surgery as claimed in claim 1, wherein a limit stop is disposed at the other end of the rod sleeve, and the limit stop on the injection push rod cooperate to limit the injection push rod from being pushed into the rod sleeve completely.
3. A urethral applicator for urinary surgery as claimed in claim 2 wherein the portion of the sleeve number one within the swivel sleeve is of solid construction and the portion of the sleeve number one within the rod sleeve is of hollow construction.
4. A urethral applicator for urinary surgery as claimed in claim 1 wherein a retaining ring is provided on the inner wall of one end of the inner sleeve rod.
5. A urethral applicator for urinary surgery as claimed in claim 1 wherein the drug pushing rod has a push plate disposed at one end thereof.
6. The urethral applicator for urinary surgery as claimed in claim 1, wherein the outer through hole is an elliptical hole and is larger than the inner through hole so as to cooperate with the inner through hole to adjust the size of the alternatively formed ointment outflow hole.
7. A urethral canal administration set for urinary surgery as claimed in claim 1, wherein the other end of the outer sheath rod is of a closed configuration to ensure that the ointment is only squeezed out of the outflow hole.
8. A urethral applicator for urinary surgery as claimed in claim 4 wherein the inner loop bar and its inner through hole cooperate with the outer loop bar and its outer through hole to enable the size of the ointment outflow hole to be adjusted to suit the viscosity of the medicament.
9. The urethral canal administration device for urinary surgery as claimed in claim 1, wherein the outer sleeve rod has one end extending into the urethra to push the injection push rod, the first rotating sleeve is driven by the injection push rod to rotate, the second rotating sleeve is driven by the bevel gear to rotate, the drug push rod is driven to administer drug, and the drug can be administered by pushing the injection push rod when the person lies down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010179244.6A CN111298276B (en) | 2020-03-04 | 2020-03-04 | Urethra medicine feeder for urology surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010179244.6A CN111298276B (en) | 2020-03-04 | 2020-03-04 | Urethra medicine feeder for urology surgery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111298276A CN111298276A (en) | 2020-06-19 |
| CN111298276B true CN111298276B (en) | 2022-03-11 |
Family
ID=71153227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010179244.6A Expired - Fee Related CN111298276B (en) | 2020-03-04 | 2020-03-04 | Urethra medicine feeder for urology surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111298276B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112089956B (en) * | 2020-09-27 | 2022-04-22 | 山东中医药高等专科学校 | Gynecological clinical washing and dosing device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201418908Y (en) * | 2009-06-11 | 2010-03-10 | 王月芹 | Vaginal liquid flushing device |
| US20110087172A1 (en) * | 2009-10-12 | 2011-04-14 | Vernon Wesley Gunderson | Anal medication applicator extension |
| CN205041868U (en) * | 2015-09-25 | 2016-02-24 | 北京大学深圳医院 | Portable vaginal irrigation device |
| CN208809202U (en) * | 2018-06-06 | 2019-05-03 | 艾比拜·艾则孜 | A kind of Gynecological washing delivery device |
-
2020
- 2020-03-04 CN CN202010179244.6A patent/CN111298276B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN111298276A (en) | 2020-06-19 |
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Granted publication date: 20220311 |