CN105342752A - Gun-shaped tympanic membrane repair device - Google Patents
Gun-shaped tympanic membrane repair device Download PDFInfo
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- CN105342752A CN105342752A CN201510892813.0A CN201510892813A CN105342752A CN 105342752 A CN105342752 A CN 105342752A CN 201510892813 A CN201510892813 A CN 201510892813A CN 105342752 A CN105342752 A CN 105342752A
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- rifle head
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- rifle
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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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Acoustics & Sound (AREA)
- Biophysics (AREA)
- Otolaryngology (AREA)
- Psychology (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
- Prostheses (AREA)
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Abstract
The invention discloses a gun-shaped tympanic membrane repair device. The device comprises a gun head, a gun barrel, a handle, a transmission vertical rod, a transmission transverse rod and a triggering mechanism. The gun head is composed of a gun head outer sleeve, a gun head middle sleeve, a gun head inner sleeve and a first spring. The gun barrel is of a hollow tubular structure. The inner wall of the front end of the gun barrel is provided with a thread matched with a gun head fixing screw. The gun head and the gun barrel are in threaded connection through the gun head fixing screw and the thread. The handle is of a hollow structure and is fixedly connected with the gun barrel. The device is formed by combining the gun head, the gun barrel, the handle, the transmission vertical rod, the transmission transverse rod and the triggering mechanism. When the device is used, an artificial tympanic membrane can be conveniently placed in a position needing to be repaired, and the operation success rate is increased. The device is simple in structure, easy to manufacture and easy to apply and popularize in the medical field. The parts of the tympanic membrane repair device are detachably connected, and the parts are very easy and convenient to maintain and replace when damaged.
Description
Technical field
The present invention relates to medical instruments field, particularly relate to a kind of rifle shape tympanum patcher.
Background technology
Tympanum is a very special thin film, and it constitutes the exterior wall of middle ear, and wall is all outward air within the walls, and audition is produced by drum vibration of membrane.When tympanum because perforation appears in the reason such as external force pressure, thorn, inflammation, just as a big drum cracked no longer sends tum, people also just can not acoustic, and the way for the treatment of the perforation of ear drum best is that tympanum is filled again, i.e. tympanic membrane repairing;
But in the prior art, the single-minded apparatus of the suitable repairing tympanum of not sizing, often needs to adopt multiple apparatus in operation, cause the operating process of performing the operation very complicated, and be positioned at special physiological position due to tympanum, be easy to the failure causing performing the operation.
Summary of the invention
The object of this invention is to provide a kind of rifle shape tympanum patcher, the problem that the tympanum repairing operation caused in order to the single-minded apparatus of suitable repairing tympanum solved owing to not shaping in the prior art is very complicated, thus improve the success rate of tympanic membrane repairing.
In order to solve the problem, the present invention by the following technical solutions:
A kind of rifle shape tympanum patcher, comprises rifle head, gun barrel, handle, transmission montant, transmission cross bar and trigger mechanism;
Described rifle head is made up of cover, rifle head inner sleeve and the first spring in rifle head overcoat, rifle head;
Described rifle head overcoat is made up of rifle head outer tube, outer bottom plate, the first stopping means and rifle head fixed screw, overlap in described rifle head and be made up of pipe, middle tube bottom plate, the second stopping means in rifle head, described rifle head inner sleeve is made up of bar in rifle head and interior pole spacing plate;
Wherein, the inwall of rifle head outer tube is fixed with the first stopping means, in rifle head, pipe is set in rifle head outer tube by the first stopping means, in rifle head pipe inwall on be fixed with the second stopping means, outer bottom plate and middle tube bottom plate center all offer through hole, in rifle head, bar is successively by outer bottom plate through hole, middle tube bottom plate through hole and the second stopping means to be set in rifle head in pipe, in rifle head between middle pipe internal ring and the second stopping means, bar is gone back fixed cover and be provided with interior pole spacing plate, described rifle head fixed screw is the tubular structure of hollow and the internal diameter of rifle head fixed screw is greater than the external diameter of bar in rifle head, and rifle head fixed screw is fixed on the outer surface of outer bottom plate and arranges with outer bottom plate through hole is concentric, the first described spring housing to be located in the rifle head between middle tube bottom plate and outer bottom plate on bar, and the first spring in its natural state, rifle head outer tube, in rifle head, in pipe and rifle head, the front end of bar is in the same plane,
Described gun barrel is the tubular structure of hollow, and the front inner wall of gun barrel is provided with the screw thread matched with rifle head fixed screw, rifle head and gun barrel are spirally connected by rifle head fixed screw and screw thread;
Described handle is hollow structure, and handle is fixedly connected with gun barrel;
Described transmission cross bar is arranged at gun barrel inside and the front end of transmission cross bar is connected by the first demountable structure with the rear end of bar in rifle head;
The upper end of described transmission montant is connected by the second detachable mechanism with the rear end of transmission cross bar;
Lower end and the trigger mechanism of described transmission montant removably connect;
Described trigger mechanism seesaws for driving transmission montant.
Described trigger mechanism comprises button, second spring, bayonet lock and fixed dam, the button head that described button is integrated by being fixedly connected sequentially, push-button socket and button spindle are formed, described button head, push-button socket and button spindle are cylindrical, and the diameter of push-button socket is greater than the diameter of button head, the diameter of button head is greater than the diameter of button spindle, handle offers the button hole matched with button head, button head stretches out handle by button hole, handle internal fixtion is connected with fixed dam, fixed dam offers the button rod aperture that to match with button spindle, the rear end of button spindle is successively through the second spring and button rod aperture and the rear end of button spindle is also fixedly connected with bayonet lock, push-button socket also offers screwed hole, the surface of transmission montant lower end is also processed with the screw matched with screwed hole, transmission montant and push-button socket are spirally connected by screwed hole and screw.
The first described demountable structure comprises pin-and-hole and steady pin, the front end of described transmission cross bar is hollow structure, in rifle head, the rear end of bar is stretched in the hollow structure of transmission cross bar front end, and in rifle head the hollow structure of bar and transmission cross bar front end correspondence position on all offer shape and the identical pin-and-hole of size, be provided with the steady pin matched with pin-and-hole in pin-and-hole.
The second described detachable mechanism comprises fixed via, screw and nut, the correspondence position of the rear end of transmission cross bar and the upper end of transmission montant all offers fixed via, and the rear end of transmission cross bar is connected by screw, nut and fixed via with the upper end of transmission montant.
The top of described rifle head outer tube is connected with the dismountable outer tube end ring matched with rifle head outer tube, in rifle head, the top of pipe is connected with the dismountable middle pipe end ring matched with pipe in rifle head, and in rifle head, the top of bar is connected with the dismountable interior rod end head matched with bar in rifle head.
The first described stopping means is outer tube internal ring, and the external diameter of described outward appearance internal ring is identical with the internal diameter of rifle head outer tube, and the internal diameter of outward appearance internal ring is greater than the external diameter of pipe in rifle head.
The second described stopping means is middle pipe internal ring, and the external diameter of described middle pipe internal ring is identical with the internal diameter of pipe in rifle head, and the internal diameter of middle pipe internal ring is greater than the external diameter of bar in rifle head.
First, the present invention utilizes the combination of rifle head, gun barrel, handle, transmission montant, transmission cross bar and trigger mechanism, in use, easily artificial drum membrane can be positioned over the position needing to repair, improve the success rate of operation; Secondly, structure of the present invention is simple, is easy to manufacture, is easy to apply at medical domain; Finally, between the parts of tympanum patcher of the present invention, adopt removably connects more, and when parts damages, maintain and replace is also very easy.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of rifle head of the present invention;
Fig. 3 is rifle head and the interconnective schematic diagram of barral of a gun;
Fig. 4 is the schematic diagram after rifle head has been connected with barral of a gun;
Fig. 5 is the structural representation of rifle head under the naturalness of the first spring;
Fig. 6 is the schematic diagram that after pressing the button head, interior pole spacing plate moves backward with bar in rifle head;
Fig. 7 is the schematic diagram of interior pole spacing strip disorder of internal organs tube bottom plate motion compresses first spring backward;
Fig. 8 is the first spring reset after release button head, the schematic diagram that interior pole spacing strip disorder of internal organs tube bottom plate is upspring.
Detailed description of the invention
As shown in Figures 1 to 4, rifle shape tympanum patcher of the present invention, comprises rifle head 1, gun barrel 2, handle 3, transmission montant 8, transmission cross bar 9 and trigger mechanism;
Described rifle head 1 is made up of cover, rifle head inner sleeve and the first spring 51 in rifle head overcoat, rifle head;
Described rifle head overcoat is made up of rifle head outer tube 10, outer bottom plate 12, first stopping means and rifle head fixed screw 14, overlap in described rifle head and be made up of pipe 15, middle tube bottom plate 17, second stopping means in rifle head, described rifle head inner sleeve is made up of bar 19 in rifle head and interior pole spacing plate 21; Wherein, the first described stopping means is outer tube internal ring 13, and the external diameter of described outward appearance internal ring 13 is identical with the internal diameter of rifle head outer tube 10, and the internal diameter of outward appearance internal ring 13 is greater than the external diameter of pipe 15 in rifle head; The second described stopping means is middle pipe internal ring 18, and the external diameter of described middle pipe internal ring 18 is identical with the internal diameter of pipe 15 in rifle head, and the internal diameter of middle pipe internal ring 13 is greater than the external diameter of bar 19 in rifle head;
Wherein, the inwall of rifle head outer tube 10 is fixed with outer tube internal ring 13, in rifle head, pipe 15 is set in rifle head outer tube 10 by outer tube internal ring 13, and there is gap between pipe 15 and outer tube internal ring 13 in rifle head, in order to ensure in rifle head that pipe 15 can stable seesawing in ring 13 within the outer tube, in rifle head pipe 15 inwall on be fixed with middle pipe internal ring 18, outer bottom plate 12 and middle tube bottom plate 17 center all offer through hole, described rifle head fixed screw 14 is the tubular structure of hollow and the internal diameter of rifle head fixed screw 14 is greater than the external diameter of bar 19 in rifle head, and rifle head fixed screw 14 is fixed on the outer surface of outer bottom plate 12 and arranges with outer bottom plate 12 through hole is concentric, in rifle head, bar 19 is successively by rifle head fixed screw 14, outer bottom plate through hole, middle tube bottom plate through hole and middle pipe internal ring 18 to be set in rifle head in pipe 15, in rifle head between middle pipe internal ring 18 and middle tube bottom plate 17, bar 19 is gone back fixed cover and be provided with interior pole spacing plate 21, the first described spring 51 to be set in the rifle head between middle tube bottom plate 17 and outer bottom plate 12 on bar 19, and under the naturalness of the first spring 51, rifle head outer tube 10, in rifle head, in pipe 15 and rifle head, the front end of bar 19 is in the same plane,
Described gun barrel 2 is the tubular structure of hollow, the front inner wall of gun barrel 2 is provided with the screw thread matched with rifle head fixed screw 14, and rifle head 1 and gun barrel 2 are spirally connected by rifle head fixed screw 14 and screw thread;
Described handle 3 is hollow structure, and handle 3 and gun barrel 2 are fixedly connected as rifle shape;
Described transmission cross bar 9 is arranged at gun barrel 2 inside and the front end of transmission cross bar 9 is connected by the first demountable structure with the rear end of bar 19 in rifle head, the first described demountable structure comprises pin-and-hole 22 and steady pin 23, the front end of described transmission cross bar 9 is hollow structure, in rifle head, the rear end of bar 19 is stretched in the hollow structure of transmission cross bar 9 front end, and in rifle head the hollow structure of bar 19 and transmission cross bar 9 front end correspondence position on all offer shape and the identical pin-and-hole 22 of size, be provided with the steady pin 23 matched with pin-and-hole 22 in pin-and-hole 22;
The upper end of described transmission montant 8 is connected by the second detachable mechanism with the rear end of transmission cross bar 9, the second described detachable mechanism comprises screw and nut, the correspondence position of the rear end of transmission cross bar 9 and the upper end of transmission montant 8 all offers fixed via, and the rear end of transmission cross bar 9 and the upper end of transmission montant 8 are removably connected by screw, nut and fixed via;
Lower end and the trigger mechanism of described transmission montant 8 removably connect;
Described trigger mechanism seesaws for driving transmission montant 8, wherein, described trigger mechanism comprises button 4, second spring 52, bayonet lock 6 and fixed dam 7, the button head that described button is integrated by being fixedly connected sequentially, push-button socket and button spindle are formed, described button head, push-button socket and button spindle are cylindrical, and the diameter of push-button socket is greater than the diameter of button head, the diameter of button head is greater than the diameter of button spindle, handle 3 offers the button hole matched with button head, button head stretches out handle 3 by button hole, fixed dam 7 is provided with in handle 3, fixed dam 7 offers the button rod aperture matched with button spindle, the rear end of button spindle is successively through the second spring 52 and button rod aperture and the rear end of button spindle is also fixedly connected with bayonet lock 6, prevent button spindle from skidding off button rod aperture, push-button socket also offers screwed hole, the surface of transmission montant 8 lower end is also processed with the screw thread matched with screwed hole, transmission montant 8 and push-button socket are spirally connected by screwed hole and screw thread.
The top of described rifle head outer tube 10 is connected with the dismountable outer tube end ring 11 matched with rifle head outer tube 10, in rifle head, the top of pipe 15 is connected with the dismountable middle pipe end ring 16 matched with pipe 15 in rifle head, in rifle head, the top of bar 19 is connected with the dismountable interior rod end head 20 matched with bar 19 in rifle head, when the first spring in the raw time, outer tube end ring 11, middle pipe end ring 16 and interior rod end head 20 are coplanar.
As shown in Fig. 5 to Fig. 8, before using, rifle head 1 is in original state as shown in Figure 5, during use, the moistening artificial drum membrane back side is affixed on coplanar outer tube end ring 11, on middle pipe end ring 16 and interior rod end head 20, rifle head is sent into the relevant position that tympanum needs to repair by hand-held handle 3, press the button head, button head moves the board position that to be fixed after a segment distance in handle 3, in the cephalomotor process of button, the transmission montant 8 be fixedly connected with button head moves backward under the effect of button head, the transmission cross bar 9 be connected with transmission montant 8 also moves backward, because in the front end of transmission cross bar 9 and rifle head, the rear end of bar 19 removably connects, therefore in rifle head, bar 19 moves backward under the effect of transmission cross bar 9, and drive the interior pole spacing plate 21 be fixedly connected in rifle head on bar 19 to move backward, simultaneously, during interior pole spacing plate 21 promotes, tube bottom plate 17 makes pipe 15 in rifle head move backward, so the artificial drum membrane back side is separated with interior rod end head 20 with middle pipe end ring 16, tension force between artificial drum membrane and outer tube end ring 11 reduces, now rifle head is pulled out in auditory meatus, artificial drum membrane departs from outer tube end ring 11, and under the mucus viscous force effect of artificial drum membrane front, artificial drum membrane is affixed on need repair position, then release button head, button head automatically resets under the elastic force effect of the second spring 52, and drive bar 19 in transmission montant 8, transmission cross bar 9, rifle head, in rifle head, pipe 15 and rifle head outer tube 10 reset simultaneously,
For fritter artificial drum membrane, pipe 15 in rifle head can be pulled out from rifle head.Now, outer tube end ring 11 is coplanar with interior rod end head 20, and middle pipe end ring 16 exposes, and middle tube bottom plate 17 touches with interior pole spacing plate 21.The moistening artificial drum membrane back side is affixed on middle pipe end ring 16 surface, feeding need repair position, press the button head, during interior pole spacing plate 21 promotes, tube bottom plate 17 makes pipe 15 in rifle head move backward, pipe end ring 16 during artificial drum membrane departs from, and under the mucus viscous force effect of artificial drum membrane front, artificial drum membrane is affixed on need repair position; Then release button head, button head automatically resets under the elastic force effect of the second spring 52, and drive bar 19 in transmission montant 8, transmission cross bar 9, rifle head, in rifle head, pipe 15 and rifle head outer tube 10 reset simultaneously.
First, the present invention utilizes the combination of rifle head, gun barrel, handle, transmission montant, transmission cross bar and trigger mechanism, in use, easily artificial drum membrane can be positioned over the position needing to repair, improve the success rate of operation; Secondly, structure of the present invention is simple, is easy to manufacture, is easy to apply at medical domain; Finally, between the parts of tympanum patcher of the present invention, adopt removably connects more, and when parts damages, maintain and replace is also very easy.
Claims (7)
1. a rifle shape tympanum patcher, is characterized in that: comprise rifle head, gun barrel, handle, transmission montant, transmission cross bar and trigger mechanism;
Described rifle head is made up of cover, rifle head inner sleeve and the first spring in rifle head overcoat, rifle head;
Described rifle head overcoat is made up of rifle head outer tube, outer bottom plate, the first stopping means and rifle head fixed screw, overlap in described rifle head and be made up of pipe, middle tube bottom plate, the second stopping means in rifle head, described rifle head inner sleeve is made up of bar in rifle head and interior pole spacing plate;
Wherein, the inwall of rifle head outer tube is fixed with the first stopping means, in rifle head, pipe is set in rifle head outer tube by the first stopping means, in rifle head pipe inwall on be fixed with the second stopping means, outer bottom plate and middle tube bottom plate center all offer through hole, in rifle head, bar is successively by outer bottom plate through hole, middle tube bottom plate through hole and the second stopping means to be set in rifle head in pipe, in rifle head between middle pipe internal ring and the second stopping means, bar is gone back fixed cover and be provided with interior pole spacing plate, described rifle head fixed screw is the tubular structure of hollow and the internal diameter of rifle head fixed screw is greater than the external diameter of bar in rifle head, and rifle head fixed screw is fixed on the outer surface of outer bottom plate and arranges with outer bottom plate through hole is concentric, the first described spring housing to be located in the rifle head between middle tube bottom plate and outer bottom plate on bar, and the first spring in its natural state, rifle head outer tube, in rifle head, in pipe and rifle head, the front end of bar is in the same plane,
Described gun barrel is the tubular structure of hollow, and the front inner wall of gun barrel is provided with the screw thread matched with rifle head fixed screw, rifle head and gun barrel are spirally connected by rifle head fixed screw and screw thread;
Described handle is hollow structure, and handle is fixedly connected with gun barrel;
Described transmission cross bar is arranged at gun barrel inside and the front end of transmission cross bar is connected by the first demountable structure with the rear end of bar in rifle head;
The upper end of described transmission montant is connected by the second detachable mechanism with the rear end of transmission cross bar;
Lower end and the trigger mechanism of described transmission montant removably connect;
Described trigger mechanism seesaws for driving transmission montant.
2. a kind of rifle shape tympanum patcher according to claim 1, it is characterized in that: described trigger mechanism comprises button, second spring, bayonet lock and fixed dam, the button head that described button is integrated by being fixedly connected sequentially, push-button socket and button spindle are formed, described button head, push-button socket and button spindle are cylindrical, and the diameter of push-button socket is greater than the diameter of button head, the diameter of button head is greater than the diameter of button spindle, handle offers the button hole matched with button head, button head stretches out handle by button hole, handle internal fixtion is connected with fixed dam, fixed dam offers the button rod aperture that to match with button spindle, the rear end of button spindle is successively through the second spring and button rod aperture and the rear end of button spindle is also fixedly connected with bayonet lock, push-button socket also offers screwed hole, the surface of transmission montant lower end is also processed with the screw matched with screwed hole, transmission montant and push-button socket are spirally connected by screwed hole and screw.
3. a kind of rifle shape tympanum patcher according to claim 1, it is characterized in that: the first described demountable structure comprises pin-and-hole and steady pin, the front end of described transmission cross bar is hollow structure, in rifle head, the rear end of bar is stretched in the hollow structure of transmission cross bar front end, and in rifle head the hollow structure of bar and transmission cross bar front end correspondence position on all offer shape and the identical pin-and-hole of size, be provided with the steady pin matched with pin-and-hole in pin-and-hole.
4. a kind of rifle shape tympanum patcher according to claim 1, it is characterized in that: the second described detachable mechanism comprises fixed via, screw and nut, the correspondence position of the rear end of transmission cross bar and the upper end of transmission montant all offers fixed via, and the rear end of transmission cross bar is connected by screw, nut and fixed via with the upper end of transmission montant.
5. a kind of rifle shape tympanum patcher according to claim 1, it is characterized in that: the top of described rifle head outer tube is connected with the dismountable outer tube end ring matched with rifle head outer tube, in rifle head, the top of pipe is connected with the dismountable middle pipe end ring matched with pipe in rifle head, and in rifle head, the top of bar is connected with the dismountable interior rod end head matched with bar in rifle head.
6. a kind of rifle shape tympanum patcher according to claim 1, it is characterized in that: the first described stopping means is outer tube internal ring, the external diameter of described outward appearance internal ring is identical with the internal diameter of rifle head outer tube, and the internal diameter of outward appearance internal ring is greater than the external diameter of pipe in rifle head.
7. a kind of rifle shape tympanum patcher according to claim 1, is characterized in that: the second described stopping means is middle pipe internal ring, and the external diameter of described middle pipe internal ring is identical with the internal diameter of pipe in rifle head, and the internal diameter of middle pipe internal ring is greater than the external diameter of bar in rifle head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510892813.0A CN105342752B (en) | 2015-11-24 | 2015-12-08 | A kind of gun-shaped eardrum patcher |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015108199234 | 2015-11-24 | ||
| CN201510819923 | 2015-11-24 | ||
| CN201510892813.0A CN105342752B (en) | 2015-11-24 | 2015-12-08 | A kind of gun-shaped eardrum patcher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105342752A true CN105342752A (en) | 2016-02-24 |
| CN105342752B CN105342752B (en) | 2017-06-20 |
Family
ID=55318924
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510892813.0A Expired - Fee Related CN105342752B (en) | 2015-11-24 | 2015-12-08 | A kind of gun-shaped eardrum patcher |
| CN201521006525.2U Withdrawn - After Issue CN205339299U (en) | 2015-11-24 | 2015-12-08 | Ware is repaired to rifle shape eardrum |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521006525.2U Withdrawn - After Issue CN205339299U (en) | 2015-11-24 | 2015-12-08 | Ware is repaired to rifle shape eardrum |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN105342752B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105342752B (en) * | 2015-11-24 | 2017-06-20 | 河南大学 | A kind of gun-shaped eardrum patcher |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5236455A (en) * | 1992-02-10 | 1993-08-17 | Wilk Peter J | Tympanic patch, applicator, and related method |
| CN2162943Y (en) * | 1993-03-28 | 1994-04-27 | 王庆华 | Eardrum draft tube insertion patching device |
| CN203436457U (en) * | 2013-09-16 | 2014-02-19 | 厦门大学附属第一医院 | Eardrum catheterization device |
| CN205339299U (en) * | 2015-11-24 | 2016-06-29 | 河南大学 | Ware is repaired to rifle shape eardrum |
-
2015
- 2015-12-08 CN CN201510892813.0A patent/CN105342752B/en not_active Expired - Fee Related
- 2015-12-08 CN CN201521006525.2U patent/CN205339299U/en not_active Withdrawn - After Issue
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5236455A (en) * | 1992-02-10 | 1993-08-17 | Wilk Peter J | Tympanic patch, applicator, and related method |
| CN2162943Y (en) * | 1993-03-28 | 1994-04-27 | 王庆华 | Eardrum draft tube insertion patching device |
| CN203436457U (en) * | 2013-09-16 | 2014-02-19 | 厦门大学附属第一医院 | Eardrum catheterization device |
| CN205339299U (en) * | 2015-11-24 | 2016-06-29 | 河南大学 | Ware is repaired to rifle shape eardrum |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105342752B (en) | 2017-06-20 |
| CN205339299U (en) | 2016-06-29 |
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Granted publication date: 20170620 Termination date: 20181208 |
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