CN216090822U - Ophthalmic surgery head position fixer convenient to adjust - Google Patents
Ophthalmic surgery head position fixer convenient to adjust Download PDFInfo
- Publication number
- CN216090822U CN216090822U CN202121272087.XU CN202121272087U CN216090822U CN 216090822 U CN216090822 U CN 216090822U CN 202121272087 U CN202121272087 U CN 202121272087U CN 216090822 U CN216090822 U CN 216090822U
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- CN
- China
- Prior art keywords
- clamp
- head position
- pull rod
- rack
- nut
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- 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
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 8
- 238000003466 welding Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 2
- 210000003128 head Anatomy 0.000 description 13
- 230000000694 effects Effects 0.000 description 7
- 229920001821 foam rubber Polymers 0.000 description 2
- 208000010412 Glaucoma Diseases 0.000 description 1
- 206010061323 Optic neuropathy Diseases 0.000 description 1
- 208000017442 Retinal disease Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 208000020911 optic nerve disease Diseases 0.000 description 1
- 210000004127 vitreous body Anatomy 0.000 description 1
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model relates to the technical field of farms, in particular to an ophthalmic surgery head position fixer convenient to adjust, which comprises a fixing plate, a lower clamp, a fixing block, a rack, a supporting plate, a guide cylinder, a guide rod, a handle and an upper clamp, wherein the center of the upper surface of the fixing plate is fixedly provided with the lower clamp, the surfaces of the left side and the right side of the lower clamp are respectively welded with the fixing block, and the center of the upper surface of the fixing block is welded with the rack; through the setting of guide cylinder and guide bar for the guide bar reciprocates along vertical defence line along the guide cylinder, thereby makes the vertical direction of last clamp reciprocate, prevents to go up that the clamp both sides atress is inhomogeneous, causes the patient uncomfortable.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to an ophthalmic surgery head position fixer convenient to adjust.
Background
The ophthalmology is called 'ophthalmology specialty' throughout, is the subject of studying the related diseases of the eyeball and the related tissues thereof, and the ophthalmology generally studies the vitreous body, the retinal disease, the ocular optics, the glaucoma, the optic neuropathy and the like, and most of the patients need to be fixed on the head when the ophthalmology operation is carried out on the patients, so that the secondary injury to the patients in the operation process is prevented, and the existing head clamping and fixing device for the ophthalmology operation is very troublesome to use;
like patent number ZL201720945263.9, this patent is adjusted fixed clamp through fastening screw and fastening nut, and medical staff need rotate two fastening nut respectively, when adjusting last fixed clamp, and the operation is very inconvenient, and both sides fastening nut is rotated by medical staff in addition, and the fixed clamp both sides atress of unable effectual assurance is balanced, causes certain discomfort to the patient when performing the operation for a long time.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to an ophthalmic surgical head position fixture that is easy to adjust to solve the problems set forth in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an ophthalmic surgery head position fixer convenient to adjust, includes fixed plate, lower clamp, fixed block, rack, backup pad, guide cylinder, guide bar, handle and goes up the clamp, the fixed clamp that is provided with down of upper surface central authorities of fixed plate, the equal welding in left and right sides surface of clamp is provided with the fixed block down, and the upper surface central authorities welding of fixed block is provided with the rack, two the top welding of rack is provided with the backup pad, the upper surface central authorities of backup pad run through and are provided with the guide cylinder, run through in the guide cylinder and be provided with the guide bar, the top surface welding of guide bar is provided with the handle, the bottom surface welding of guide bar is provided with the clamp, it is provided with positioning mechanism to go up the equal welding in left and right sides of clamp, the upper surface of clamp and the bottom surface of last clamp are all stained with the cushion down.
Preferably, positioning mechanism is including rectangle cover, through hole, pull rod, buffer spring, pinion rack and nut, the left surface central authorities of rectangle cover run through and are provided with the through hole, run through in the through hole and be provided with the pull rod, the inside surface left side welding of rectangle cover is provided with many buffer spring, buffer spring's right side surface welding is provided with the pinion rack, the outside screw thread of pull rod is provided with the nut.
Preferably, the outside fixed surface of pull rod is provided with the screw thread that matches with the nut, and the right-hand member welding of pull rod and the left side surface of pinion rack.
Preferably, the outer diameter of the nut is larger than the diameter of the through hole.
Preferably, when the buffer spring is in an uncompressed state, the toothed plate and the rack are clamped with each other.
Wherein the screw cap is positioned at the outer side of the rectangular sleeve.
Wherein, the cushion is the foam-rubber cushion, and the cushion is stained with the bottom surface that is stained with the upper surface of lower clamp and goes up the clamp through the magic subsides.
Compared with the prior art, the utility model has the beneficial effects that:
1. this kind of ophthalmic surgery head position fixer convenient to adjust through the setting of guide cylinder and guide bar for the guide bar reciprocates along vertical defence line along the guide cylinder, thereby makes the vertical direction of last clamp reciprocate, prevents to go up that clamp both sides atress is inhomogeneous, causes the patient uncomfortable.
2. This kind of ophthalmic surgery head position fixer convenient to adjust, during the use, pull rod is pulled toward the outside, the pull rod drives the pinion rack and moves toward the outside, make the gear can not in the rack joint, buffer spring is in compression state, and toward the inboard nut of twisting, conveniently fix the position of pinion rack, thereby conveniently remove the last clamp, make last clamp and lower clamp cooperation press from both sides tight fixedly to patient's head, loosen the nut again, under the effect of buffer spring resilience force, the pinion rack moves toward the inboard, the pinion rack is in the strip joint, reach the effect of fixed positioning device position, thereby reach the effect of fixed last clamp.
Drawings
Fig. 1 is a schematic sectional view of the overall structure of the present invention.
Fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.
Fig. 3 is a schematic structural diagram of the positioning mechanism of the present invention.
In the figure:
1-fixing plate, 2-lower clamp, 3-fixing block, 4-rack, 5-supporting plate, 6-guide cylinder, 7-guide rod, 8-handle, 9-upper clamp, 10-positioning mechanism, 1001-rectangular sleeve, 1002-through hole, 1003-pull rod, 1004-buffer spring, 1005-toothed plate, 1006-nut and 11-cushion.
Detailed Description
Referring to fig. 1-3, the present embodiment provides a technical solution: including fixed plate 1, lower clamp 2, fixed block 3, rack 4, backup pad 5, guide cylinder 6, guide bar 7, handle 8 and last clamp 9, the fixed clamp 2 that is provided with down of upper surface central authorities of fixed plate 1, the equal welding of the left and right sides surface of lower clamp 2 is provided with fixed block 3, the upper surface central authorities welding of fixed block 3 is provided with rack 4, the top welding of two racks 4 is provided with backup pad 5, the upper surface central authorities of backup pad 5 run through and are provided with guide cylinder 6, it is provided with guide bar 7 to run through in the guide cylinder 6, the top surface welding of guide bar 7 is provided with handle 8, the bottom surface welding of guide bar 7 is provided with last clamp 9, the left and right sides of going up clamp 9 all welds and is provided with positioning mechanism 10, the upper surface of lower clamp 2 and the bottom surface of last clamp 9 all are stained with cushion 11.
Further, the positioning mechanism 10 includes a rectangular sleeve 1001, a through hole 1002, a pull rod 1003, buffer springs 1004, a toothed plate 1005 and a nut 1006, the through hole 1002 penetrates through the center of the left side surface of the rectangular sleeve 1001, the pull rod 1003 penetrates through the through hole 1002, the plurality of buffer springs 1004 are welded on the left side of the inner surface of the rectangular sleeve 1001, the toothed plate 1005 is welded on the right side surface of the buffer springs 1004, and the nut 1006 is screwed on the outer side of the pull rod 1003.
Further, the outer side surface of the pull rod 1003 is fixedly provided with threads matched with the nut 1006, and the right end of the pull rod 1003 is welded with the left side surface of the toothed plate 1005;
so that the nut 1006 can be screwed on the outer side of the pull rod 1003, and the pull rod 1003 drives the toothed plate 1005 to move.
Further, the outer diameter of the screw cap 1006 is larger than the diameter of the through hole 1002, so that the screw cap 1006 is always positioned at the left side of the rectangular housing 1001.
Further, when the buffer spring 1004 is in an uncompressed state, the toothed plate 1005 and the rack 4 are clamped with each other;
can fix the position of pinion rack 5 when blocking each other through pinion rack 1005 and rack 4, reach the effect of fixed positioning mechanism 10 position to the effect of clamp is gone up in the feasible fixing that reaches.
Wherein, the screw cap 1006 is positioned at the outer side of the rectangular sleeve;
so that the nut 1006 is screwed inwards to drive the pull rod 1003 to move outwards, thereby facilitating the pull rod 1003 to fix the position of the toothed plate 1005.
Wherein, the soft cushion 11 is a spongy cushion, and the soft cushion 11 is adhered to the upper surface of the lower clamp 2 and the bottom surface of the upper clamp 9 through magic tapes;
the foam-rubber cushion has good buffering performance, and when fixing patient's head, it is more comfortable, and paste the bottom surface that is fixed in the upper surface of lower clamp 2 and goes up clamp 9 through the magic and make things convenient for cushion 11 to take out, washs cleanly.
The working principle is as follows:
when the clamp is used, the pull rod 1003 is pulled to the outer side, the pull rod 1003 drives the toothed plate 1005 to move, the toothed plate 1005 cannot be clamped with the rack 4, the nut 1006 is screwed to one side of the rectangular sleeve 1001, the nut 1006 is tightly attached to the outer side surface of the rectangular sleeve 1001, the effect of fixing the position of the toothed plate 1005 is achieved, the handle 8 is grasped to lift the upper clamp 9 upwards, the head of a patient is placed in the lower clamp 2, then the handle 8 is loosened, the upper clamp 9 is sleeved above the head of the patient, the nut 1006 is screwed to the outer side, the resilience force of the buffer spring 1004 drives the toothed plate 1005 to move inwards, the toothed plate 1005 and the rack 4 are clamped with each other, the effect of fixing the upper clamp 9 is achieved, and the head of the patient is conveniently fixed;
through the setting of guide cylinder 6 and guide bar 7 for guide bar 7 reciprocates along vertical defence line along the guide cylinder, thereby makes the vertical direction of last clamp 9 reciprocate, prevents to go up clamp 9 both sides atress inhomogeneous, causes the patient uncomfortable.
Claims (5)
1. An ophthalmic surgery head position fixer convenient to adjust comprises a fixing plate (1), a lower clamp (2), a fixing block (3), a rack (4), a supporting plate (5), a guide cylinder (6), a guide rod (7), a handle (8) and an upper clamp (9);
a lower clamp (2) is fixedly arranged in the center of the upper surface of the fixing plate (1), fixed blocks (3) are welded on the surfaces of the left side and the right side of the lower clamp (2), racks (4) are welded in the center of the upper surface of the fixed blocks (3), a supporting plate (5) is welded on the tops of the two racks (4), a guide cylinder (6) penetrates through the center of the upper surface of the supporting plate (5), a guide rod (7) penetrates through the guide cylinder (6), a handle (8) is welded on the surface of the top of the guide rod (7), and an upper clamp (9) is welded on the surface of the bottom of the guide rod (7);
the method is characterized in that: go up the left and right sides of clamp (9) and all weld and be provided with positioning mechanism (10), the upper surface of lower clamp (2) and the bottom surface of last clamp (9) are stained with and have cushion (11).
2. An adjustable ophthalmic surgical head position fixture, according to claim 1, wherein: positioning mechanism (10) is including rectangle cover (1001), through hole (1002), pull rod (1003), buffer spring (1004), pinion rack (1005) and nut (1006), the left side surface center of rectangle cover (1001) is run through and is provided with through hole (1002), run through in through hole (1002) and be provided with pull rod (1003), the inside surface left side welding of rectangle cover (1001) is provided with many buffer spring (1004), the right side surface welding of buffer spring (1004) is provided with pinion rack (1005), the outside screw thread of pull rod (1003) is provided with nut (1006).
3. An adjustable ophthalmic surgical head position fixture, according to claim 2, wherein: the outside fixed surface of pull rod (1003) is provided with the screw thread that matches with nut (1006), and the right-hand member welding of pull rod (1003) and the left side surface of pinion rack (1005).
4. An adjustable ophthalmic surgical head position fixture, according to claim 2, wherein: the outer diameter of the nut (1006) is larger than the diameter of the through hole (1002).
5. An adjustable ophthalmic surgical head position fixture, according to claim 2, wherein: when the buffer spring (1004) is in an uncompressed state, the toothed plate (1005) and the rack (4) are mutually clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121272087.XU CN216090822U (en) | 2021-06-08 | 2021-06-08 | Ophthalmic surgery head position fixer convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121272087.XU CN216090822U (en) | 2021-06-08 | 2021-06-08 | Ophthalmic surgery head position fixer convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216090822U true CN216090822U (en) | 2022-03-22 |
Family
ID=80720176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121272087.XU Expired - Fee Related CN216090822U (en) | 2021-06-08 | 2021-06-08 | Ophthalmic surgery head position fixer convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216090822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114795635A (en) * | 2022-04-13 | 2022-07-29 | 王红霞 | Ostomy bag suitable for incontinent dermatitis and using method |
-
2021
- 2021-06-08 CN CN202121272087.XU patent/CN216090822U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114795635A (en) * | 2022-04-13 | 2022-07-29 | 王红霞 | Ostomy bag suitable for incontinent dermatitis and using method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220322 |