CN211156526U - Fixing device for extension long rod of tractor - Google Patents
Fixing device for extension long rod of tractor Download PDFInfo
- Publication number
- CN211156526U CN211156526U CN201921273113.3U CN201921273113U CN211156526U CN 211156526 U CN211156526 U CN 211156526U CN 201921273113 U CN201921273113 U CN 201921273113U CN 211156526 U CN211156526 U CN 211156526U
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- CN
- China
- Prior art keywords
- fixing sleeve
- toughness
- adhesive tape
- tractor
- medical adhesive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a fixing device for extension stock of tractor which relates to the technical field of tractor, characterized by: comprises a medical adhesive tape and a flexible fixing sleeve arranged at the center of the tape surface of the medical adhesive tape; the inner hole diameter of the tough fixing sleeve is correspondingly consistent with the rod diameter of the long extension rod of the tractor, an opening is formed in one side of the tough fixing sleeve body, and the ratio of the opening width to the inner hole diameter of the tough fixing sleeve is 1: 1.5-3; the side, away from the opening, of the sleeve body of the flexible fixing sleeve is provided with a medical adhesive tape used for correspondingly fixing the flexible fixing sleeve and human skin, the axis of the flexible fixing sleeve is correspondingly vertical to the axis of the medical adhesive tape in the length direction, the adhesive layer of the medical adhesive tape is positioned on the side, away from the flexible fixing sleeve, of the medical adhesive tape, and release paper used for protecting the adhesive layer of the medical adhesive tape is arranged on the outer side of the adhesive layer of the medical adhesive tape; the utility model discloses effectively solved the direct extension stock of tractor through the sticky tape fixed of traditional mode, need tear the problem that the adhesive tape is outward revolved repeatedly.
Description
Technical Field
The utility model belongs to the technical field of the tractor technique and specifically relates to a fixing device for extension stock of tractor is related to.
Background
The known distraction osteogenesis technology is developed from an external distraction device to an internal distraction device in a coarse-fine long development process, is gradually applied to treating congenital malformation with poor craniofacial development, and achieves the purposes of bone lengthening, new bone regeneration or skull cavity expansion by arranging a retractor to perform distraction; the traction extension method achieves the effect of traction osteogenesis through externally rotating the extension rod, the existing fixing tool for the externally extending rod clinically is only pasted by common adhesive tapes, but the adhesive tapes are fixed on the externally extending rod during external rotation, so that the extension rod is not beneficial to rotation, the pain of a patient is easily increased when the adhesive tapes are repeatedly torn off and the extension device is not beneficial to fixing; such a phenomenon is urgently solved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the background art, the utility model discloses a fixing device for an extension long rod of a tractor.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a fixing device for an extension long rod of a tractor comprises a medical adhesive tape and a flexible fixing sleeve arranged at the center of the surface of the medical adhesive tape; the inner hole diameter of the tough fixing sleeve is correspondingly consistent with the rod diameter of the long extension rod of the tractor, an opening is formed in one side of the tough fixing sleeve body, and the ratio of the opening width to the inner hole diameter of the tough fixing sleeve is 1: 1.5-3; the fixed cover body of toughness is equipped with the medical sticky tape that is used for making the fixed cover of toughness correspond fixed with human skin in the one side of keeping away from the open-ended that corresponds, the axis and the medical sticky tape length direction axis of the fixed cover of toughness correspond perpendicularly, and the glue film of medical sticky tape is located one side that the fixed cover of toughness was kept away from to medical sticky tape, and the outside of medical sticky tape glue film is equipped with the release paper that is used for protecting medical sticky tape glue film.
Preferably, the edges of two orifices of the inner hole of the toughness fixing sleeve are provided with annular bulges for reducing the contact area between the inner hole wall of the toughness fixing sleeve and the extension pole body of the tractor, and the opening positions of the two annular bulges corresponding to the toughness fixing sleeve are provided with fractures with the same width as the opening.
Preferably, a hydrocolloid layer is arranged on one side of the medical adhesive tape, which is provided with an adhesive layer, corresponding to the position of the tough fixing sleeve body, and the thickness of the hydrocolloid layer is 2-4 mm.
Preferably, the hydrocolloid layer is 3mm thick.
Preferably, the medical adhesive tape surface is arrayed with a plurality of vent holes.
Preferably, an opening area which is convenient for tearing off the release paper is arranged at the end part of the release paper, which corresponds to the medical adhesive tape.
Preferably, the ratio of the opening width of the flexible fixing sleeve to the aperture of the inner hole of the flexible fixing sleeve is 1: 2.
Preferably, the flexible fixing sleeve and the medical adhesive tape are of an integral structure.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses a fixing device for extension stock of tractor, simple structure, easily assembly, manufacturing cost is lower, toughness fixing sleeve hole both orifices edge all is equipped with the annular arch that is used for reducing area of contact between toughness fixing sleeve hole pore wall and the extension stock pole body of tractor, and the opening position that two annular archs correspond toughness fixing sleeve all is equipped with the fracture that is the same width as the opening, and annular arch promptly can effectively reduce the area of contact between toughness fixing sleeve hole pore wall and the extension stock pole body of tractor to reduce the frictional force between toughness fixing sleeve hole pore wall and the extension stock pole body of tractor, can follow self axis free rotation when the extension stock pole body of tractor is relatively fixed; when in use, the end face of one end of the flexible fixing sleeve, which is close to the extension long rod of the tractor and is provided with the outward turning opener, is correspondingly abutted against the end face of the outward turning opener, so that the extension long rod of the tractor can be effectively prevented from retracting; medical sticky tape has the fixed cover body position of glue film one side correspondence toughness and is equipped with the hydrocolloid layer, and hydrocolloid layer thickness is 2 ~ 4mm, and hydrocolloid layer possesses good pliability, can effectively alleviate the oppression of the fixed cover of extension stock of tractor and toughness to human skin, and the hydrocolloid layer has certain prosthetic capability simultaneously, avoids wearing the tractor for a long time and causes the pressure sore.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention.
In the figure: 1. a flexible fixing sleeve; 2. medical adhesive tape; 3. an opening; 4. release paper; 5. an annular projection; 6. a hydrocolloid layer; 7. a vent hole; 8. an open area.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
With reference to the attached drawings 1-3, a fixing device for an extension long rod of a tractor comprises a medical adhesive tape 2 and a flexible fixing sleeve 1 arranged at the center of the tape surface of the medical adhesive tape 2; the inner hole diameter of the toughness fixing sleeve 1 is correspondingly consistent with the rod diameter of the long extension rod of the tractor, an opening 3 is arranged on one side of the sleeve body of the toughness fixing sleeve 1, and the ratio of the width of the opening 3 to the inner hole diameter of the toughness fixing sleeve 1 is 1: 1.5-3, namely, the long extension rod of the tractor can be clamped into the inner hole of the toughness fixing sleeve 1 from the opening 3, and the long extension rod of the tractor can be correspondingly wrapped by the toughness fixing sleeve 1 by means of the toughness; according to the requirement, the ratio of the width of the opening 3 of the toughness fixing sleeve 1 to the hole diameter of the inner hole of the toughness fixing sleeve 1 is 1:2, so that the extension rod of the tractor can be effectively prevented from being accidentally separated from the toughness fixing sleeve 1; the edge of two orifices of the inner hole of the toughness fixing sleeve 1 is provided with annular bulges 5 for reducing the contact area between the hole wall of the inner hole of the toughness fixing sleeve 1 and the extension stock rod body of the tractor, and the positions of the two annular bulges 5, which correspond to the opening 3 of the toughness fixing sleeve 1, are provided with fractures with the same width as the opening 3, namely the annular bulges 5 can effectively reduce the contact area between the hole wall of the inner hole of the toughness fixing sleeve 1 and the extension stock rod body of the tractor, thereby reducing the friction force between the hole wall of the inner hole of the toughness fixing sleeve 1 and the extension stock rod body of the tractor, and the extension stock rod body of the tractor;
one side, corresponding to the opening 3, of the body of the flexible fixing sleeve 1 is provided with a medical adhesive tape 2 used for correspondingly fixing the flexible fixing sleeve 1 and human skin, the axis of the flexible fixing sleeve 1 is correspondingly vertical to the axis of the medical adhesive tape 2 in the length direction, the adhesive layer of the medical adhesive tape 2 is positioned on one side, away from the flexible fixing sleeve 1, of the medical adhesive tape 2, and release paper 4 used for protecting the adhesive layer of the medical adhesive tape 2 is arranged on the outer side of the adhesive layer of the medical adhesive tape 2, namely the release paper 4 is torn off in use, namely the flexible fixing sleeve 1 and the human skin can be correspondingly fastened through the medical adhesive tape 2, and then the extension long rod of the; according to the needs, a plurality of vent holes 7 are arranged in the strip surface array of the medical adhesive tape 2, the vent holes 7 can ventilate, so that the comfort level is improved, an opening area 8 which is convenient for tearing off the release paper 4 is arranged at the end part, corresponding to the medical adhesive tape 2, of the release paper 4, so that the medical staff can tear off the release paper 4 quickly; in addition, a hydrocolloid layer 6 is arranged on one side of the medical adhesive tape 2, which is provided with an adhesive layer, corresponding to the sleeve body position of the flexible fixing sleeve 1, the thickness of the hydrocolloid layer 6 is 2-4 mm, the hydrocolloid layer 6 has good flexibility, the compression of the extension rod of the tractor and the flexible fixing sleeve 1 on the skin of a human body can be effectively reduced, meanwhile, the hydrocolloid layer 6 has certain repairing capacity, the pressure sore caused by long-time wearing of the tractor is avoided, and the thickness of the hydrocolloid layer 6 can be set to be 3mm as required; the toughness fixing sleeve 1 and the medical adhesive tape 2 are of an integrated structure, are simple to operate and disposable, and can effectively avoid cross infection.
When the fixing device for the extension pole of the tractor is used, the extension pole of the tractor can be clamped into the inner hole of the toughness fixing sleeve 1 from the opening 3, the release paper 4 can be torn off, the toughness fixing sleeve 1 can be correspondingly fastened with the skin of a human body through the medical adhesive tape 2, the extension pole of the tractor can be fixed through the toughness fixing sleeve 1, the toughness fixing sleeve 1 is close to the extension pole of the tractor, the end face of one end of the outward-rotation opener is correspondingly abutted against the end face of the outward-rotation opener, the retraction of the extension pole of the tractor can be effectively prevented, the edges of two orifices of the inner hole of the toughness fixing sleeve 1 are respectively provided with the annular bulges 5 for reducing the contact area between the inner hole wall of the toughness fixing sleeve 1 and the extension pole body of the tractor, the positions of the two annular bulges 5 corresponding to the opening 3 of the toughness fixing sleeve 1 are respectively provided with fractures with the width equal to that is the opening 3, thereby reducing the friction between the inner hole wall of the toughness fixing sleeve 1 and the extension stock rod body of the tractor, and the extension stock rod body of the tractor can be relatively fixed and can freely rotate along the axis of the extension stock rod body.
The part of the utility model not detailed is prior art.
Claims (8)
1. The utility model provides a tractor extends fixing device for stock which characterized by: comprises a medical adhesive tape (2) and a flexible fixing sleeve (1) arranged at the center of the tape surface of the medical adhesive tape (2); the inner hole diameter of the toughness fixing sleeve (1) is correspondingly consistent with the rod diameter of the extension long rod of the tractor, an opening (3) is formed in one side of the body of the toughness fixing sleeve (1), and the ratio of the width of the opening (3) to the inner hole diameter of the toughness fixing sleeve (1) is 1: 1.5-3; the fixed cover of toughness (1) cover body corresponds the one side of keeping away from opening (3) and is equipped with and is used for making the fixed cover of toughness (1) correspond fixed medical sticky tape (2) with human skin, the axis of the fixed cover of toughness (1) corresponds perpendicularly with medical sticky tape (2) length direction axis, and the glue film of medical sticky tape (2) is located one side that the fixed cover of toughness (1) was kept away from in medical sticky tape (2), and the outside of medical sticky tape (2) glue film is equipped with from type paper (4) that are used for protecting medical sticky tape (2) glue film.
2. The fixing device for the extension rod of the retractor according to claim 1, wherein: the edge of two orifices of the inner hole of the toughness fixing sleeve (1) is provided with an annular bulge (5) for reducing the contact area between the inner hole wall of the toughness fixing sleeve (1) and the extension pole body of the tractor, and the position of an opening (3) of the two annular bulges (5) corresponding to the toughness fixing sleeve (1) is provided with a fracture with the same width as the opening (3).
3. The fixing device for the extension rod of the retractor according to claim 1, wherein: one side of the medical adhesive tape (2) with an adhesive layer is provided with a hydrocolloid layer (6) corresponding to the sleeve body position of the toughness fixing sleeve (1), and the thickness of the hydrocolloid layer (6) is 2-4 mm.
4. The fixing device for the extension rod of the retractor according to claim 3, wherein: the thickness of the hydrocolloid layer (6) is 3 mm.
5. The fixing device for the extension rod of the retractor according to claim 1, wherein: the medical adhesive tape (2) is provided with a plurality of vent holes (7) in an array on the tape surface.
6. The fixing device for the extension rod of the retractor according to claim 1, wherein: an opening area (8) convenient for tearing off the release paper (4) is arranged at the end part of one end of the release paper (4) corresponding to the medical adhesive tape (2).
7. The fixing device for the extension rod of the retractor according to claim 1, wherein: the ratio of the width of the opening (3) of the toughness fixing sleeve (1) to the aperture of the inner hole of the toughness fixing sleeve (1) is 1: 2.
8. The fixing device for the extension rod of the retractor according to claim 1, wherein: the toughness fixing sleeve (1) and the medical adhesive tape (2) are of an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921273113.3U CN211156526U (en) | 2019-08-07 | 2019-08-07 | Fixing device for extension long rod of tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921273113.3U CN211156526U (en) | 2019-08-07 | 2019-08-07 | Fixing device for extension long rod of tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211156526U true CN211156526U (en) | 2020-08-04 |
Family
ID=71814984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921273113.3U Expired - Fee Related CN211156526U (en) | 2019-08-07 | 2019-08-07 | Fixing device for extension long rod of tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211156526U (en) |
-
2019
- 2019-08-07 CN CN201921273113.3U patent/CN211156526U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20200804 Termination date: 20210807 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |