CN112155620A - Ear canal supports expander for otolaryngology branch of academic or vocational study - Google Patents
Ear canal supports expander for otolaryngology branch of academic or vocational study Download PDFInfo
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- CN112155620A CN112155620A CN202011180999.4A CN202011180999A CN112155620A CN 112155620 A CN112155620 A CN 112155620A CN 202011180999 A CN202011180999 A CN 202011180999A CN 112155620 A CN112155620 A CN 112155620A
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- sleeve
- telescopic cylinder
- threaded rod
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
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- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
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Abstract
The invention belongs to the technical field of ear canal supporting expanders for otolaryngological department, and particularly relates to an ear canal supporting expander for otolaryngological department, which comprises a main body sleeve, wherein the outer surface of the sleeve is rotatably connected with a rotating part, the inner surface of the rotating part is fixedly connected with a connecting rod through a screw, the outer surface of the connecting rod is fixedly connected with a screw rod through a connecting sleeve, the outer surface of the screw rod is sleeved with a nut, the lower surface of the nut is welded with a telescopic cylinder, the outer surface of the telescopic cylinder is fixedly connected with a slide block through a screw, the outer surface of the slide block is slidably connected with a slide way, the outer surface of the telescopic cylinder is provided with a positive and negative threaded rod hole groove, one side of the telescopic cylinder is provided with a screw rod hole groove, one end of the telescopic cylinder is slidably connected with an expanding, has the advantages of simple and convenient operation and avoiding damaging wounds.
Description
Technical Field
The invention belongs to the technical field of ear canal support expanders for ear-nose-throat departments, and particularly relates to an ear canal support expander for an ear-nose-throat department.
Background
The ear canal supporting dilator for otolaryngological department is a unique advanced treatment method for plastic surgery, and the principle of the dilator is that the skin soft tissue dilator is implanted under normal skin soft tissue near pathological changes, the capacity of the dilator is increased by injecting liquid into a dilating capsule discontinuously, so that the dilator generates pressure on the surface skin soft tissue, and the division and proliferation of tissues and epidermal cells and the cell gap are enlarged under the action of a dilating mechanism on local parts; the current ear canal for otolaryngology branch of academic or vocational study supports the expander and struts the incision through lever principle, often can cause the unnecessary damage to the device operation is swift convenient problem inadequately, and can not be according to demand adjusting device's length, and the practicality is lower.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an ear canal support dilator for an ear-nose-throat department, which has the characteristics that the length of a telescopic cylinder can be adjusted, and the dilation and support can be quickly, simply and conveniently carried out by rotating a handle.
In order to achieve the purpose, the invention provides the following technical scheme: an ear canal supporting expander for an otolaryngological department comprises a main body sleeve, wherein the outer surface of the sleeve is rotatably connected with a rotating part, the inner surface of the rotating part is fixedly connected with a connecting rod through a screw, the outer surface of the connecting rod is fixedly connected with a lead screw through a connecting sleeve, the outer surface of the lead screw is sleeved with a nut, the lower surface of the nut is welded with a telescopic cylinder, the outer surface of the telescopic cylinder is fixedly connected with a slide block through a screw, the outer surface of the slide block is slidably connected with a slide way, the outer surface of the telescopic cylinder is provided with a positive and negative threaded rod hole groove, one side of the telescopic cylinder is provided with a lead screw hole groove, one end of the telescopic cylinder is slidably connected with an expanding piece, the upper surface of the expanding piece is rotatably connected with a first connecting piece and a second connecting piece through, the one end of second connecting piece is rotated through the third runner and is connected with first thread bush, just first thread bush with the second thread bush all cup joints the surface of positive and negative threaded rod, screw fixedly connected with rotates the handle through the one end of positive and negative threaded rod.
According to the preferable technical scheme of the ear canal support dilator for the ear-nose-throat department, the storage groove is formed in the outer surface of the dilator, and the volume of the storage groove is generally the same as the volume of the forward and reverse threaded rod, the first connecting piece and the second connecting piece after contraction.
According to the preferred technical scheme of the ear canal support dilator for the ear-nose-throat department, the positive and negative threaded rods respectively penetrate through the sleeve and the telescopic cylinder and are rotatably connected with the hole grooves of the positive and negative threaded rods.
According to the preferable technical scheme of the ear canal support dilator for the ear-nose-throat department, the slide way is formed in the inner surface of the sleeve and is connected with the telescopic cylinder in a sliding mode through the sliding block.
As a preferred technical scheme of the ear canal support dilator for the ear-nose-throat department, the second threaded sleeve is sleeved at the reverse threads of the positive and negative threaded rod, and the first threaded sleeve is sleeved at the positive threads of the positive and negative threaded rod.
As a preferred technical solution of the ear canal support dilator for otolaryngological department of the present invention, the first connecting piece and the second connecting piece are slidably connected to the first threaded sleeve and the positive and negative threaded rod through the second threaded sleeve, respectively.
As a preferred technical solution of the ear canal support dilator for otolaryngological department of the present invention, the number of the dilator pieces is four, and the dilator pieces are rotatably connected to the first connecting piece and the second connecting piece through the first rotating wheel.
Compared with the prior art, the invention has the beneficial effects that: the device has and rotates a piece and drives the lead screw and rotate, thereby make the telescopic cylinder slide in telescopic inside through the slider under the effect of nut, and then reach the characteristics of adjusting device's length, can use according to the crowd of difference, the usability thereof has been improved, the degree is not enough when using and the short awkward problem of length has been avoided, and can make first thread bush and second thread bush slide at positive and negative threaded rod surface through rotating the handle, and drive the outside expansion of expansion piece through first connecting piece and second connecting piece, and then reach the expansion supporting effect, the device has the convenient advantage of easy operation, and avoid damaging the advantage of wound.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the structure of the extender of the present invention;
FIG. 4 is a schematic top view of the telescopic cylinder of the present invention;
FIG. 5 is a schematic top view of the extender of the present invention;
in the figure: 1. a sleeve; 2. a telescopic cylinder; 3. a rotating member; 4. rotating the handle; 5. an expansion member; 6. a positive and negative threaded rod; 7. a first threaded sleeve; 8. a first runner; 9. a first connecting member; 10. a second threaded sleeve; 11. a second runner; 12. a third rotating wheel; 13. a second connecting member; 14. a storage tank; 15. a nut; 16. a connecting rod; 17. a slider; 18. a slideway; 19. a screw rod; 20. a positive and negative threaded rod hole groove; 21. a screw rod hole groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-5, the present invention provides the following technical solutions: an ear canal supporting expander for an otolaryngological department comprises a main body sleeve 1, the outer surface of the sleeve 1 is rotatably connected with a rotating part 3, the inner surface of the rotating part 3 is fixedly connected with a connecting rod 16 through a screw, the outer surface of the connecting rod 16 is fixedly connected with a screw rod 19 through a connecting sleeve, the outer surface of the screw rod 19 is sleeved with a nut 15, the lower surface of the nut 15 is welded with a telescopic cylinder 2, the outer surface of the telescopic cylinder 2 is fixedly connected with a slide block 17 through a screw, the outer surface of the slide block 17 is slidably connected with a slide way 18, the outer surface of the telescopic cylinder 2 is provided with a positive and negative threaded rod hole groove 20, one side of the telescopic cylinder 2 is provided with a screw rod hole groove 21, one end of the telescopic cylinder 2 is slidably connected with an expanding part 5, the upper surface of the expanding part 5 is rotatably connected with a first connecting part 9, one end of second connecting piece 13 is rotated through third runner 12 and is connected with first thread bush 7, and first thread bush 7 and second thread bush 10 all cup joint the surface at positive and negative threaded rod 6, screw fixedly connected with rotation handle 4 is passed through to the one end of positive and negative threaded rod 6, in this embodiment, rotate and rotate piece 3 and then drive lead screw 19 and rotate through connecting rod 16, because the inside that nut 15 and through telescopic cylinder 2 is run through to lead screw hole groove 21 has been cup jointed to the surface of lead screw 19, and slide 18 that telescopic cylinder 2's surface was seted up through slider 17 and sleeve 1 carries out sliding connection, under the rotation effect of lead screw 19, make nut 15 drive telescopic cylinder 2 reciprocate, carry out adjusting device's length.
Specifically, the outer surface of the expansion piece 5 is provided with a storage groove 14, and the volume of the storage groove 14 is generally the same as the volume of the retracted positive and negative threaded rod 6, the retracted first connecting piece 9 and the retracted second connecting piece 13, in this embodiment, the positive and negative threaded rod 6, the retracted first connecting piece 9 and the retracted second connecting piece 13 can be retracted through the storage groove 14, so that the size of the storage groove is reduced.
Specifically, the inside of sleeve 1 and telescopic cylinder 2 is run through respectively to positive and negative threaded rod 6, and rotates with positive and negative threaded rod hole groove 20 and be connected, and in this embodiment, the other end and the rotation handle 4 of positive and negative threaded rod 6 of being convenient for carry out fixed connection, convenient to use.
Specifically, slide 18 has been seted up to the internal surface of sleeve 1, and slide 18 passes through slider 17 and telescopic 2 sliding connection, and in this embodiment, telescopic 2 can slide in sleeve 1 inside through slider 17 and stretch out and draw back.
Specifically, the second thread bush 10 is sleeved at the reverse thread of the forward and reverse threaded rod 6, and the first thread bush 7 is sleeved at the forward thread of the forward and reverse threaded rod 6, in this embodiment, when the forward and reverse threaded rod 6 rotates, the first thread bush 7 and the second thread bush 10 move in opposite directions.
Specifically, the first connecting piece 9 and the second connecting piece 13 are slidably connected to the first threaded sleeve 7 and the positive and negative threaded rod 6 through the second threaded sleeve 10, respectively, in this embodiment, when the first threaded sleeve 7 and the second threaded sleeve 10 slide, the expansion piece is driven to slide through the first connecting piece 9 and the second connecting piece 13.
Specifically, the number of the expansion pieces 5 is four, and the expansion pieces are rotatably connected with the first connecting piece 9 and the second connecting piece 13 through the first rotating wheel 8.
The working principle and the using process of the invention are as follows: in the use process of the invention, when the device is used for operation, the length of the device is adjusted according to the requirement, the rotating piece 3 is rotated by hand to drive the screw rod 19 to rotate through the connecting rod 16, the nut 15 is sleeved on the outer surface of the screw rod 19 and penetrates through the inner part of the telescopic cylinder 2 through the screw rod hole groove 21, the outer surface of the telescopic cylinder 2 is in sliding connection with the slide way 18 arranged on the sleeve 1 through the slide block 17, the nut 15 drives the telescopic cylinder 2 to move up and down under the rotation action of the screw rod 19, the length of the device is adjusted, the device can act on the affected part with different depths, when reaching the proper depth, the positive and negative threaded rod 6 welded with the rotating handle 4 rotates along with the rotation, the first thread sleeve 7 sleeved on the outer surface of the positive and negative threaded rod 6 and the second thread sleeve 10 simultaneously slide, the first connecting piece 9 is rotatably connected with the second thread sleeve 10 through the second rotating wheel 11 to the inner, second connecting piece 13 rotates through third runner 12 and first thread bush 7 to be connected, and first connecting piece 9 and second connecting piece 13 all rotate through first runner 8 and expansion piece 5 and are connected, when first thread bush 7 and second thread bush 10 slide to the inboard, strut expansion piece 5 to the outside, and then reach the effect that the expansion was supported, because expansion piece 5 can play the advantage of avoiding damaging the wound for the arc, have the swift advantage of easy operation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an ear canal supports expander for otolaryngology branch of academic or vocational study, includes main part sleeve (1), its characterized in that: the outer surface of the sleeve (1) is rotatably connected with a rotating part (3), the inner surface of the rotating part (3) is fixedly connected with a connecting rod (16) through a screw, the outer surface of the connecting rod (16) is fixedly connected with a screw rod (19) through a connecting sleeve, the outer surface of the screw rod (19) is sleeved with a nut (15), the lower surface of the nut (15) is welded with a telescopic cylinder (2), the outer surface of the telescopic cylinder (2) is fixedly connected with a sliding block (17) through a screw, the outer surface of the sliding block (17) is slidably connected with a sliding way (18), the outer surface of the telescopic cylinder (2) is provided with a positive threaded rod hole groove (20) and a negative threaded rod hole groove (20), one side of the telescopic cylinder (2) is provided with a screw rod hole groove (21), one end of the telescopic cylinder (2) is slidably connected with an expansion part (5), the upper surface of the expansion part, the one end of first connecting piece (9) is rotated through second runner (11) and is connected with second thread bush (10), the one end of second connecting piece (13) is rotated through third runner (12) and is connected with first thread bush (7), just first thread bush (7) with second thread bush (10) all cup joints the surface of positive and negative threaded rod (6), screw fixedly connected with rotates handle (4) is passed through to the one end of positive and negative threaded rod (6).
2. The ear canal support dilator for otorhinolaryngological use according to claim 1, wherein: the outer surface of the expansion piece (5) is provided with a storage groove (14), and the volume of the storage groove (14) is generally the same as the volume of the retracted positive and negative threaded rod (6), the retracted first connecting piece (9) and the retracted second connecting piece (13).
3. The ear canal support dilator for otorhinolaryngological use according to claim 1, wherein: the positive and negative threaded rod (6) respectively runs through the sleeve (1) and the inside of the telescopic cylinder (2), and is rotatably connected with the positive and negative threaded rod hole groove (20).
4. The ear canal support dilator for otorhinolaryngological use according to claim 1, wherein: the inner surface of the sleeve (1) is provided with the slide way (18), and the slide way (18) is connected with the telescopic cylinder (2) in a sliding mode through the sliding block (17).
5. The ear canal support dilator for otorhinolaryngological use according to claim 1, wherein: the second thread sleeve (10) is sleeved at the reverse thread of the positive and negative threaded rod (6), and the first thread sleeve (7) is sleeved at the positive thread of the positive and negative threaded rod (6).
6. The ear canal support dilator for otorhinolaryngological use according to claim 1, wherein: the first connecting piece (9) and the second connecting piece (13) are in sliding connection with the first threaded sleeve (7) and the positive and negative threaded rod (6) through the second threaded sleeve (10) respectively.
7. The ear canal support dilator for otorhinolaryngological use according to claim 1, wherein: the number of the expansion pieces (5) is four, and the expansion pieces are rotatably connected with the first connecting piece (9) and the second connecting piece (13) through the first rotating wheel (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011180999.4A CN112155620A (en) | 2020-10-29 | 2020-10-29 | Ear canal supports expander for otolaryngology branch of academic or vocational study |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011180999.4A CN112155620A (en) | 2020-10-29 | 2020-10-29 | Ear canal supports expander for otolaryngology branch of academic or vocational study |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112155620A true CN112155620A (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011180999.4A Pending CN112155620A (en) | 2020-10-29 | 2020-10-29 | Ear canal supports expander for otolaryngology branch of academic or vocational study |
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| Country | Link |
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| CN (1) | CN112155620A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113349886A (en) * | 2021-05-06 | 2021-09-07 | 中国医学科学院阜外医院深圳医院(深圳市孙逸仙心血管医院) | Miniature incision surgical instrument for cardiac surgery |
| CN113476310A (en) * | 2021-06-18 | 2021-10-08 | 青岛大学附属医院 | Movable enteral nutrition infusion frame |
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| CN108670424A (en) * | 2018-04-10 | 2018-10-19 | 黄向阳 | A kind of special detector of Multifunctional ear-nose-throat department |
| CN109875761A (en) * | 2019-03-15 | 2019-06-14 | 中国人民解放军第四军医大学 | Ear-nose-throat department supports expander with ear canal |
| CN111387925A (en) * | 2020-03-25 | 2020-07-10 | 李德生 | Ear canal supports expander for otolaryngology branch of academic or vocational study |
| CN211093988U (en) * | 2019-07-26 | 2020-07-28 | 连云港市第二人民医院(连云港市临床肿瘤研究所) | Nasal cavity dilation examination device for ear-nose-throat department |
| CN211560300U (en) * | 2019-09-05 | 2020-09-25 | 中山大学附属第三医院粤东医院(梅州市梅县区人民医院) | Adjustable cervical dilator for gynecological operation |
-
2020
- 2020-10-29 CN CN202011180999.4A patent/CN112155620A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108670424A (en) * | 2018-04-10 | 2018-10-19 | 黄向阳 | A kind of special detector of Multifunctional ear-nose-throat department |
| CN109875761A (en) * | 2019-03-15 | 2019-06-14 | 中国人民解放军第四军医大学 | Ear-nose-throat department supports expander with ear canal |
| CN211093988U (en) * | 2019-07-26 | 2020-07-28 | 连云港市第二人民医院(连云港市临床肿瘤研究所) | Nasal cavity dilation examination device for ear-nose-throat department |
| CN211560300U (en) * | 2019-09-05 | 2020-09-25 | 中山大学附属第三医院粤东医院(梅州市梅县区人民医院) | Adjustable cervical dilator for gynecological operation |
| CN111387925A (en) * | 2020-03-25 | 2020-07-10 | 李德生 | Ear canal supports expander for otolaryngology branch of academic or vocational study |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113349886A (en) * | 2021-05-06 | 2021-09-07 | 中国医学科学院阜外医院深圳医院(深圳市孙逸仙心血管医院) | Miniature incision surgical instrument for cardiac surgery |
| CN113476310A (en) * | 2021-06-18 | 2021-10-08 | 青岛大学附属医院 | Movable enteral nutrition infusion frame |
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Application publication date: 20210101 |