CN109199697A - A kind of ear-nose-throat department ear massage device - Google Patents
A kind of ear-nose-throat department ear massage device Download PDFInfo
- Publication number
- CN109199697A CN109199697A CN201811212220.5A CN201811212220A CN109199697A CN 109199697 A CN109199697 A CN 109199697A CN 201811212220 A CN201811212220 A CN 201811212220A CN 109199697 A CN109199697 A CN 109199697A
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- Prior art keywords
- groove
- support plate
- ear
- screw rod
- nose
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
Abstract
The invention discloses a kind of ear-nose-throat department ear massage devices, the second support plate including the first support plate and positioned at the first support plate side, the top of first support plate and the second support plate is fixedly installed with massage machine ontology, first support plate offers the first groove close to the side of the second support plate, shaft is rotatably equipped in first groove, one end of shaft offers rotation slot, screw rod set is fixedly installed on the inner wall of rotation slot, screw rod puts on screw thread and is equipped with screw rod, one end of screw rod is fixedly mounted in the second support plate, shaft is that fixation is arranged first gear, the second groove is offered in the bottom interior wall of first groove, second gear is rotatably equipped in second groove.Practical performance of the present invention is high, and structure is simple, easy to operate, convenient for people to use convenient for the distance between two massage machine ontologies are adjusted, and convenient for the massage machine ontology after adjusting is fixed.
Description
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of ear-nose-throat department ear massage devices.
Background technique
Ear-nose-throat department includes the positions such as ear, nose, larynx, is some positions that human body is easier to morbidity, while being also to be easiest to
Puzzlement and influence the normal work of people and the disease of life, cannot timely treat be easy to cause it is various other a variety of
The morbidity of complication.Ear, nose, larynx are the small positions of human body, are distributed in around brain, and the small pain of minor illness is tended to by people
Ignorance, develop as one pleases.The reason of " city gate, which catches fire, brings disaster to the fish in the moat " as you know, ear, nose, larynx, which get sick, to be easiest to be led
Even be exactly our brain, brain is impaired, and then influences whole body, consequence as one can imagine, existing ear-nose-throat department use at present
Ear massage device, different people use, need that massage machine is adjusted, there is be not easy to adjust massage machine
It saves and is not easy to the problem of massage machine after adjusting is fixed, therefore we have proposed a kind of ear-nose-throat department ears
Portion's massage machine is for solving the above problems.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of ear-nose-throat department ear massage devices.
A kind of ear-nose-throat department ear massage device proposed by the present invention, including the first support plate and be located at the first support plate
The top of second support plate of side, first support plate and the second support plate is fixedly installed with massage machine ontology, the
One support plate offers the first groove close to the side of the second support plate, is rotatably equipped with shaft in the first groove, and the one of shaft
End offers rotation slot, is fixedly installed with screw rod set on the inner wall of rotation slot, and screw rod puts on screw thread and is equipped with screw rod, and the one of screw rod
End is fixedly mounted in the second support plate, and shaft is that fixation is arranged first gear, and the is offered in the bottom interior wall of the first groove
Two grooves are rotatably equipped with second gear in the second groove, and second gear is meshed with first gear, the side of the second groove
The first hole is offered on inner wall, and rotating bar is rotatably equipped in the first hole, one end of rotating bar is fixedly mounted in second gear,
The other end of rotating bar extends to the outside of the first support plate and is fixedly installed with knob, offers on the inner wall in the first hole ring-like
Groove is rotatably equipped with rotation seat in ring groove, and rotation seat fixation is set in rotating bar, is offered on the outside of rotation seat
Multiple locating slots offer third groove in the top inner wall of ring groove, positioning pin are slidably fitted in third groove, and fixed
Position pin is adapted with corresponding locating slot, and the top of positioning pin is fixedly installed with push rod, and push rod extends to the first support plate
Outside is fixedly installed with the first magnet in the top inner wall of third groove, is fixedly installed with the second magnet at the top of push rod, and second
Magnet is located at the underface of the first magnet, and the side of positioning pin offers card slot, offers cunning on the side inner wall of third groove
Slot is moved, is slidably fitted with bayonet lock in sliding groove, and bayonet lock is mutually clamped with card slot, offers spring in the bottom interior wall of sliding groove
Slot is slidably fitted with vertical bar in spring groove, and the top of vertical bar is fixedly mounted on bayonet lock, fixed on the side inner wall of spring groove
One end of spring is installed, the other end of spring is fixedly mounted on vertical bar, and the side of bayonet lock is fixedly connected with the one of connecting rope
End, the other end of connecting rope is fixedly connected with pull ring, and pull ring is located at the outside of the first support plate.
Preferably, the bottom of first magnet is set as the pole N, the pole S being set as at the top of the second magnet.
Preferably, second support plate offers the first limiting slot, the first limiting slot close to the side of the first support plate
It is inside slidably fitted with the first gag lever post, and one end of the first gag lever post is fixedly mounted in the first support plate.
Preferably, the screw rod, which is put on, offers threaded hole, and screw rod is threadedly coupled with threaded hole.
Preferably, the other end of the screw rod is fixedly installed with the second gag lever post.
Preferably, fixing sleeve is equipped with bearing in the shaft, and the outer ring of bearing is fixedly mounted on the inner wall of the first groove
On.
Preferably, the bottom of the vertical bar, which rolls, is equipped with ball, and ball and spring groove are rolled and connected.
Preferably, the quantity of the locating slot is eight to ten two, and eight to ten two locating slots are equidistantly set in a ring
It sets.
Compared with prior art, the beneficial effects of the present invention are:
It is matched by push rod, positioning pin, the second magnet, the first magnet, bayonet lock, vertical bar, spring and card slot, moves up and push away
Bar, push rod drive positioning pin to be moved, and positioning pin drives the second magnet to be moved, and positioning pin moves up, so that positioning
Pin is detached from locating slot, and under the elastic force effect of spring, spring drives vertical bar to be moved, and vertical bar drives bayonet lock to be moved, and makes
It obtains bayonet lock to be caught in card slot, to positioning pin be fixed, to release the fixation to rotation seat；
Matched by turntable, rotating bar, rotation seat, second gear, first gear, shaft, screw rod set, screw rod and the second support plate
It closes, rotates turntable, driven by rotary disc rotating bar is rotated, and rotating bar drives rotation seat and second gear to be rotated, the second tooth
Wheel drives first gear to be rotated, and first gear drives shaft to be rotated, and shaft drives screw rod set to be rotated, screw rod set
Screw rod is driven to be moved, screw rod drives the second support plate to be moved.
Practical performance of the present invention is high, and structure is simple, easy to operate, convenient for the distance between two massage machine ontologies into
Row is adjusted, and convenient for the massage machine ontology after adjusting is fixed, convenient for people to use.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of ear-nose-throat department ear massage device proposed by the present invention；
Fig. 2 is a kind of schematic cross-sectional view of the part A of ear-nose-throat department ear massage device proposed by the present invention；
Fig. 3 is a kind of schematic cross-sectional view of the part B of ear-nose-throat department ear massage device proposed by the present invention；
Fig. 4 is a kind of schematic cross-sectional view of the C portion of ear-nose-throat department ear massage device proposed by the present invention；
Fig. 5 is a kind of schematic cross-sectional view of the part D of ear-nose-throat department ear massage device proposed by the present invention.
In figure: 1 first support plate, 2 second support plates, 3 massage machine ontologies, 4 first grooves, 5 shafts, 6 rotation slots, 7
It is screw rod set, 8 screw rods, 9 first gears, 10 second grooves, 11 second gears, 12 first holes, 13 rotating bars, 14 knobs, 15 ring-like
Groove, 16 rotation seats, 17 third grooves, 18 positioning pins, 19 push rods, 20 second magnet, 21 first magnet, 22 card slots, 23 slidings
Slot, 24 bayonet locks, 25 spring grooves, 26 vertical bars, 27 springs, 28 connecting ropes, 29 pull rings, 30 locating slots.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment
With reference to Fig. 1-5, a kind of ear-nose-throat department ear massage device, including the first support plate 1 are proposed in the present embodiment
With the second support plate 2 for being located at 1 side of the first support plate, the top of the first support plate 1 and the second support plate 2 is fixedly installed with
Massage machine ontology 3, the first support plate 1 offer the first groove 4, rotation in the first groove 4 close to the side of the second support plate 2
Shaft 5 is installed, one end of shaft 5 offers rotation slot 6, and screw rod set 7, screw rod set 7 are fixedly installed on the inner wall of rotation slot 6
Upper screw thread is equipped with screw rod 8, and one end of screw rod 8 is fixedly mounted in the second support plate 2, and shaft 5 is that fixation is arranged first gear
9, the second groove 10 is offered in the bottom interior wall of the first groove 4, and second gear 11, and are rotatably equipped in the second groove 10
Two gears 11 are meshed with first gear 9, and the first hole 12, rotation in the first hole 12 are offered on the side inner wall of the second groove 10
Rotating bar 13 is installed, one end of rotating bar 13 is fixedly mounted in second gear 11, and the other end of rotating bar 13 extends to
The outside of one support plate 1 is simultaneously fixedly installed with knob 14, and ring groove 15, ring groove 15 are offered on the inner wall in the first hole 12
It is inside rotatably equipped with rotation seat 16, and the fixation of rotation seat 16 is set in rotating bar 13, the outside of rotation seat 16 offers multiple
Locating slot 30 offers third groove 17 in the top inner wall of ring groove 15, is slidably fitted with positioning pin in third groove 17
18, and positioning pin 18 is adapted with corresponding locating slot 30, the top of positioning pin 18 is fixedly installed with push rod 19, and push rod 19 prolongs
The outside of the first support plate 1 is extended to, the first magnet 21, the top of push rod 19 are fixedly installed in the top inner wall of third groove 17
It is fixedly installed with the second magnet 20, the second magnet 20 is located at the underface of the first magnet 21, and the side of positioning pin 18 offers card
Slot 22 offers sliding groove 23 on the side inner wall of third groove 17, bayonet lock 24, and bayonet lock 24 is slidably fitted in sliding groove 23
It is clamped with 22 phase of card slot, offers spring groove 25 in the bottom interior wall of sliding groove 23, vertical bar 26 is slidably fitted in spring groove 25,
And the top of vertical bar 26 is fixedly mounted on bayonet lock 24, and one end of spring 27 is fixedly installed on the side inner wall of spring groove 25,
The other end of spring 27 is fixedly mounted on vertical bar 26, and the side of bayonet lock 24 is fixedly connected with one end of connecting rope 28, connecting rope
28 other end is fixedly connected with pull ring 29, and pull ring 29 is located at the outside of the first support plate 1, by push rod 19, positioning pin 18,
Second magnet 20, the first magnet 21, bayonet lock 24, vertical bar 26, spring 27 and card slot 22 match, and move up push rod 19, push rod
19 drive positioning pins 18 are moved, and positioning pin 18 drives the second magnet 20 to be moved, and positioning pin 18 moves up, so that fixed
Position pin 18 is detached from locating slot 30, and under the elastic force effect of spring 27, spring 27 drives vertical bar 26 to be moved, and vertical bar 26 drives card
Pin 24 is moved, so that bayonet lock 24 is caught in card slot 22, to positioning pin 18 be fixed, to release to rotation seat 16
Fixation, pass through turntable 14, rotating bar 13, rotation seat 16, second gear 11, first gear 9, shaft 8, screw rod cover 7, screw rod 8
It is matched with the second support plate 2, rotates turntable 14, turntable 14 drives rotating bar 13 to be rotated, and rotating bar 13 drives rotation seat
16 and second gear 11 rotated, second gear 11 drive first gear 9 rotated, first gear 9 drive shaft 5 carry out
Rotation, shaft 5 drive screw rod set 7 to be rotated, and 7 drive screw rods 8 of screw rod set are moved, screw rod 8 drive the second support plate 2 into
Row movement, practical performance of the present invention is high, and structure is simple, easy to operate, convenient for the distance between two massage machine ontologies 3 into
Row is adjusted, and convenient for the massage machine ontology 3 after adjusting is fixed, convenient for people to use.
In the present embodiment, the bottom of the first magnet 21 is set as the pole N, and the top of the second magnet 20 is set as the pole S, the second support plate
2 offer the first limiting slot close to the side of the first support plate 1, and the first gag lever post, and are slidably fitted in the first limiting slot
One end of one gag lever post is fixedly mounted in the first support plate 1, and threaded hole, and screw rod 8 and threaded hole spiral shell are offered on screw rod set 7
Line connection, the other end of screw rod 8 are fixedly installed with the second gag lever post, and fixing sleeve is equipped with bearing in shaft 5, and the outer ring of bearing is solid
Dingan County is on the inner wall of the first groove 4, and the bottom of vertical bar 26, which rolls, is equipped with ball, and ball and spring groove 25 roll and connect
It connects, the quantity of locating slot 30 is eight to ten two, and eight to ten two locating slots 30 spaced set in a ring, passes through push rod
19, positioning pin 18, the second magnet 20, the first magnet 21, bayonet lock 24, vertical bar 26, spring 27 and card slot 22 match, and move up
Push rod 19, push rod 19 drive positioning pin 18 to be moved, and positioning pin 18 drives the second magnet 20 to be moved, and positioning pin 18 is upward
Mobile, so that positioning pin 18 is detached from locating slot 30, under the elastic force effect of spring 27, spring 27 drives vertical bar 26 to be moved,
Vertical bar 26 drives bayonet lock 24 to be moved, so that bayonet lock 24 is caught in card slot 22, to positioning pin 18 be fixed, to solve
Except the fixation to rotation seat 16, pass through turntable 14, rotating bar 13, rotation seat 16, second gear 11, first gear 9, shaft 8, spiral shell
Rod set 7, screw rod 8 and the second support plate 2 match, and rotate turntable 14, and turntable 14 drives rotating bar 13 to be rotated, rotating bar 13
Rotation seat 16 and second gear 11 is driven to be rotated, second gear 11 drives first gear 9 to be rotated, 9 band of first gear
Turn axis 5 is rotated, and shaft 5 drives screw rod set 7 to be rotated, and 7 drive screw rods 8 of screw rod set are moved, and screw rod 8 drives the
Two support plates 2 are moved, and practical performance of the present invention is high, and structure is simple, easy to operate, convenient for two massage machine ontologies 3
The distance between be adjusted, it is convenient for people to use and convenient for the massage machine ontology 3 after adjusting is fixed.
In the present embodiment, in use, moving up push rod 19 first, push rod 19 drives positioning pin 18 to be moved, and positions
Pin 18 drives the second magnet 20 to be moved, and positioning pin 18 moves up, so that positioning pin 18 is detached from locating slot 30, in spring 27
Elastic force effect under, spring 27 drive vertical bar 26 moved, vertical bar 26 drive bayonet lock 24 moved so that bayonet lock 24 is caught in
In card slot 22, so that positioning pin 18 be fixed, to release the fixation to rotation seat 16, turntable 14, turntable are then rotated
14 drive rotating bars 13 are rotated, and rotating bar 13 drives rotation seat 16 and second gear 11 to be rotated, 11 band of second gear
Dynamic first gear 9 is rotated, and first gear 9 drives shaft 5 to be rotated, and shaft 5 drives screw rod set 7 to be rotated, screw rod
7 drive screw rod 8 of set is moved, and screw rod 8 drives the second support plate 2 to be moved, and adjusts between two massage machine ontologies 3
Distance, when suitable position is arrived in adjusting, mobile pull ring 29, pull ring 29 drives bayonet lock 24 to be moved, and bayonet lock 24 drives vertical bar 26
It is moved, vertical bar 26 stretches spring 27, so that bayonet lock 24 is detached from card slot 22, in the first magnet 21 and the second magnet 20
Repulsive force effect under so that positioning pin 18 is caught in locating slot 30, turntable 14 is fixed, convenient for adjust two massage machines
The distance between ontology 3, and convenient for the massage machine ontology 3 after adjusting is fixed, it is convenient for people to use.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of ear-nose-throat department ear massage device, including the first support plate (1) and it is located at the of the first support plate (1) side
Two support plates (2), which is characterized in that the top of first support plate (1) and the second support plate (2) is fixedly installed with massage
Device noumenon (3), the first support plate (1) offer the first groove (4) close to the side of the second support plate (2), the first groove (4)
It is inside rotatably equipped with shaft (5), one end of shaft (5) offers rotation slot (6), is fixedly installed on the inner wall of rotation slot (6)
Screw rod set (7), screw thread is equipped with screw rod (8) on screw rod set (7), and one end of screw rod (8) is fixedly mounted on the second support plate (2)
On, shaft (5) is that fixation is arranged first gear (9), it is offered in the bottom interior wall of the first groove (4) the second groove (10), the
It is rotatably equipped with second gear (11) in two grooves (10), and second gear (11) is meshed with first gear (9), the second groove
(10) it offers the first hole (12), is rotatably equipped with rotating bar (13) in the first hole (12), rotating bar (13) on side inner wall
One end be fixedly mounted on second gear (11), the other end of rotating bar (13) extends to the outside of the first support plate (1) simultaneously
It is fixedly installed with knob (14), is offered on the inner wall of the first hole (12) ring groove (15), rotation peace in ring groove (15)
Equipped with rotation seat (16), and rotation seat (16) fixation is set on rotating bar (13), is offered on the outside of rotation seat (16) multiple
Locating slot (30) offers third groove (17) in the top inner wall of ring groove (15), is slidably installed in third groove (17)
Have positioning pin (18), and positioning pin (18) is adapted with corresponding locating slot (30), the top of positioning pin (18) is fixedly installed with
Push rod (19), and push rod (19) extends to the outside of the first support plate (1), is fixedly mounted in the top inner wall of third groove (17)
Have the first magnet (21), be fixedly installed at the top of push rod (19) the second magnet (20), the second magnet (20) is located at the first magnet
(21) underface, the side of positioning pin (18) offer card slot (22), offer cunning on the side inner wall of third groove (17)
Dynamic slot (23), sliding groove (23) is interior to be slidably fitted with bayonet lock (24), and bayonet lock (24) is mutually clamped with card slot (22), sliding groove (23)
Bottom interior wall on offer spring groove (25), is slidably fitted with vertical bar (26) in spring groove (25), and the top of vertical bar (26)
It is fixedly mounted on bayonet lock (24), one end of spring (27), spring (27) is fixedly installed on the side inner wall of spring groove (25)
The other end be fixedly mounted on vertical bar (26), the side of bayonet lock (24) is fixedly connected with one end of connecting rope (28), connecting rope
(28) the other end is fixedly connected with pull ring (29), and pull ring (29) is located at the outside of the first support plate (1).
2. a kind of ear-nose-throat department ear massage device according to claim 1, which is characterized in that first magnet
(21) bottom is set as the pole N, and the second magnet is set as the pole S at the top of (20).
3. a kind of ear-nose-throat department ear massage device according to claim 1, which is characterized in that second support plate
(2) side close to the first support plate (1) offers the first limiting slot, and the first gag lever post is slidably fitted in the first limiting slot,
And first one end of gag lever post be fixedly mounted on the first support plate (1).
4. a kind of ear-nose-throat department ear massage device according to claim 1, which is characterized in that the screw rod set (7)
On offer threaded hole, and screw rod (8) is threadedly coupled with threaded hole.
5. a kind of ear-nose-throat department ear massage device according to claim 1, which is characterized in that the screw rod (8)
The other end is fixedly installed with the second gag lever post.
6. a kind of ear-nose-throat department ear massage device according to claim 1, which is characterized in that on the shaft (5)
Fixing sleeve is equipped with bearing, and the outer ring of bearing is fixedly mounted on the inner wall of the first groove (4).
7. a kind of ear-nose-throat department ear massage device according to claim 1, which is characterized in that the vertical bar (26)
Bottom, which rolls, is equipped with ball, and ball and spring groove (25) roll and connect.
8. a kind of ear-nose-throat department ear massage device according to claim 1, which is characterized in that the locating slot (30)
Quantity be eight to ten two, and eight to ten two locating slots (30) spaced set in a ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811212220.5A CN109199697B (en) | 2018-10-18 | 2018-10-18 | Ear massage device for otolaryngological department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811212220.5A CN109199697B (en) | 2018-10-18 | 2018-10-18 | Ear massage device for otolaryngological department |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109199697A true CN109199697A (en) | 2019-01-15 |
| CN109199697B CN109199697B (en) | 2020-09-11 |
Family
ID=64980678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811212220.5A Expired - Fee Related CN109199697B (en) | 2018-10-18 | 2018-10-18 | Ear massage device for otolaryngological department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109199697B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111870431A (en) * | 2020-08-20 | 2020-11-03 | 宁波市医疗中心李惠利医院 | Detachable otology surgical instrument |
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|---|---|---|---|---|
| US4813430A (en) * | 1987-08-14 | 1989-03-21 | Nicolet Instrument Corporation | Microphonic probe tube mounting for real ear measurements |
| US6616235B1 (en) * | 2002-06-17 | 2003-09-09 | World Market, Inc. | Seat assembly with integral head/neck rest |
| CN205389256U (en) * | 2016-02-01 | 2016-07-20 | 柯晨希 | Headset with massage function |
| CN207503476U (en) * | 2017-09-22 | 2018-06-15 | 黑龙江工商学院 | A kind of think of political affairs teaching classroom Teaching instrument |
| CN108609039A (en) * | 2018-05-28 | 2018-10-02 | 芜湖超科机电设备有限公司 | A kind of new-energy automobile production accumulator stabilization transfer device |
| CN208078874U (en) * | 2018-04-04 | 2018-11-09 | 东莞立德电子有限公司 | A kind of Switching Power Supply for capableing of protection against electric shock |
-
2018
- 2018-10-18 CN CN201811212220.5A patent/CN109199697B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4813430A (en) * | 1987-08-14 | 1989-03-21 | Nicolet Instrument Corporation | Microphonic probe tube mounting for real ear measurements |
| US6616235B1 (en) * | 2002-06-17 | 2003-09-09 | World Market, Inc. | Seat assembly with integral head/neck rest |
| CN205389256U (en) * | 2016-02-01 | 2016-07-20 | 柯晨希 | Headset with massage function |
| CN207503476U (en) * | 2017-09-22 | 2018-06-15 | 黑龙江工商学院 | A kind of think of political affairs teaching classroom Teaching instrument |
| CN208078874U (en) * | 2018-04-04 | 2018-11-09 | 东莞立德电子有限公司 | A kind of Switching Power Supply for capableing of protection against electric shock |
| CN108609039A (en) * | 2018-05-28 | 2018-10-02 | 芜湖超科机电设备有限公司 | A kind of new-energy automobile production accumulator stabilization transfer device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111870431A (en) * | 2020-08-20 | 2020-11-03 | 宁波市医疗中心李惠利医院 | Detachable otology surgical instrument |
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| Publication number | Publication date |
|---|---|
| CN109199697B (en) | 2020-09-11 |
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Granted publication date: 20200911 Termination date: 20211018 |