CN208926526U - A kind of microsurgery hoe scaler - Google Patents
A kind of microsurgery hoe scaler Download PDFInfo
- Publication number
- CN208926526U CN208926526U CN201821461978.8U CN201821461978U CN208926526U CN 208926526 U CN208926526 U CN 208926526U CN 201821461978 U CN201821461978 U CN 201821461978U CN 208926526 U CN208926526 U CN 208926526U
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- China
- Prior art keywords
- circular arc
- sword
- blade
- angle
- knife
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- Withdrawn - After Issue
Links
- 238000002406 microsurgery Methods 0.000 title claims abstract description 15
- 230000000007 visual effect Effects 0.000 abstract description 6
- 210000004204 blood vessel Anatomy 0.000 abstract description 4
- 239000011521 glass Substances 0.000 abstract 1
- 210000001519 tissue Anatomy 0.000 description 16
- 238000010586 diagram Methods 0.000 description 3
- 210000000577 adipose tissue Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000001365 lymphatic vessel Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 210000003323 beak Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a kind of microsurgery hoe scalers, including front blade and tail portion knife handle, front blade and tail portion knife handle are integrated metalwork, blade includes the long blade of circular arc and circular arc short sword sword of outwardly convex setting, the long blade circular arc outermost end of circular arc and circular arc short sword sword circular arc outermost end and knife handle circular sliding slopes form opposite circular arc rimmer knife angle of throat neck and circular arc short sword angle of throat neck, the straight length of the long blade of circular arc is 3.2mm to 3.5mm, circular arc rimmer knife angle of throat neck arc radius is equal to the arc radius of circular arc short sword angle of throat neck, and the vertical range between the long blade of circular arc and the circular arc outermost end of circular arc short sword sword is 2.8mm to 3mm, opposite circular arc rimmer knife angle of throat neck and circular arc short sword angle of throat neck is less than knife handle width in the relative distance of knife handle section.The glass hoe scaler is used under the microscope, has preferably visual, it can be achieved that removing under different angle to blood vessel or tissue, effectively avoids the removing operation as caused by block vision from being not thorough.
Description
Technical field
The utility model relates to medical instrument, in particular to a kind of microsurgery hoe scaler.
Background technique
Traditional operation cutter head is larger, is not suitable for using under microsurgery, especially to the removing of delicate tissues, mistake
Long blade can not be used in a small range；Wider and longer cutter head blocks sight, and removing is be easy to cause to be not thorough or injure
Its hetero-organization.
Summary of the invention
The purpose of this utility model is to provide a kind of microsurgery hoe scalers, by putting the first edge on a knife or a pair of scissors angle not to cutter head
The surgical procedure under microscope is adapted it to setting.
To achieve the goals above, the technical solution of the utility model is:
A kind of microsurgery hoe scaler, including front blade and tail portion knife handle, front blade and tail portion knife handle are one
Body metalwork, blade include the long blade of circular arc and circular arc short sword sword of outwardly convex setting, the long blade of circular arc and circular arc short sword sword
Line level is oppositely arranged centered on deviateing the angle line of knife handle center line with point of a knife, and it is short in circular arc that point of a knife deviates knife handle center line
Blade side, the long blade tail end of circular arc and circular arc short sword sword circular arc tail end are circular arc outermost end, the long blade circular arc outermost end of circular arc
With circular arc short sword sword circular arc outermost end and knife handle circular sliding slopes, circular sliding slopes form opposite circular arc rimmer knife angle of throat neck and circular arc
Short sword angle of throat neck, the linking of the long blade of circular arc and circular arc short sword sword at point of a knife are to link up smoothly, wherein the long blade of circular arc
Straight length be 3.2mm to 3.5mm, the circular arc rimmer knife angle of throat neck arc radius is equal to the circular arc half of circular arc short sword angle of throat neck
Diameter, and the vertical range between the long blade of circular arc and the circular arc outermost end of circular arc short sword sword is 2.8mm to 3mm, the knife handle
It is the equal in width square body that width is 1.1mm to 1.2mm, the opposite circular arc rimmer knife angle of throat neck and circular arc short sword angle of throat neck exist
The relative distance of knife handle section is less than knife handle width, and the length for being less than knife handle width relative distance is not less than 2mm.
Scheme is further: the blade of the long blade of the circular arc and circular arc short sword sword is two-sided blade, and the blade includes
Front end blade tip and rear end guide sword, and rear end guidance sword is upward arc surface, and upward arc surface is smooth by tapered slope with knife handle
Connection.
Scheme is further: the front end blade tip dihedral angle is 36 degree to 40 degree, and it is width that rear end, which guides sword arc surface,
For the grinding arc surface of 0.5mm to 0.8mm.
Scheme is further: the long blade of the circular arc and circular arc short sword sword are 50 degree in the horizontal sextant angle of point of a knife.
Scheme is further: it is 15 degree to 20 that the point of a knife, which deviates the angle line of knife handle center line and the angle of handle center line,
Degree.
Scheme is further: opposite the circular arc rimmer knife angle of throat neck and circular arc short sword angle of throat neck knife handle section it is opposite away from
From no more than 0.75mm.
Scheme is further: the edge length of the circular arc short sword sword be the edge length of the long blade of circular arc three/
Two.
Compared with prior art, the utility model has the beneficial effects that the utility model hoe scaler is used under the microscope,
With better visual, it can be achieved that removing under different angle to blood vessel or tissue, can effectively avoid making due to block vision
At removing operation be not thorough.
The utility model is described in detail with reference to the accompanying drawings and examples.
Detailed description of the invention
Fig. 1 is the utility model hoe scaler structural schematic diagram；
Fig. 2 hoe scaler side structure schematic diagram, the lateral plan of Fig. 1；
The edge structure schematic diagram of Fig. 3 the utility model hoe scaler.
Specific embodiment
A kind of microsurgery hoe scaler, this hoe scaler are used and are performed an operation under the microscope, therefore in addition to the ruler to knife
It is very little to want restricted, while structure will consider how to avoid block vision, as shown in Figure 1, hoe scaler includes front blade 1 and tail portion
Knife handle 2, front blade and tail portion knife handle are integrated metalwork, or perhaps are process by a metalwork, remove with tradition
Knife identical edge includes the long blade 101 of circular arc and circular arc short sword sword 102 of outwardly convex setting, and top circular arc short sword sword 102 is
In order to remove relatively small tissue, circular arc long blade 101 in lower part is to remove relatively large tissue, the long blade of circular arc and circular arc
Short sword sword 103 level of line centered on the angle line of point of a knife deviation knife handle center line is oppositely arranged, and point of a knife deviates knife handle center
For line in circular arc short sword sword side, it is 15 degree to 20 that the point of a knife, which deviates the angle line of knife handle center line and the angle c of handle center line,
Degree.Also, the edge length of the circular arc short sword sword is 2/3rds of the edge length of the long blade of circular arc.The long blade tail of circular arc
End and circular arc short sword sword circular arc tail end are circular arc outermost end, the long blade circular arc outermost end of circular arc and circular arc short sword sword circular arc outermost end
With knife handle circular sliding slopes, circular sliding slopes form opposite circular arc rimmer knife angle of throat neck and circular arc short sword angle of throat neck, the long blade of circular arc
It is to link up smoothly with linking of the circular arc short sword sword at point of a knife, this structure is not easy to hurt surrounding tissue when organizing removing, is cutting
Also depth of cut can be controlled when cutting tissue well.Since there is keen edge at its edge, institute two-way can cut in order to operate
Use is cut, different from the point of a knife of traditional single side sword scalpel.In order to improve the visual field, the length of the front blade is limited
System, wherein the straight length of the long blade of circular arc is 3.2mm to 3.5mm, on this basis, the circular arc rimmer knife angle of throat neck
Arc radius be equal to circular arc short sword angle of throat neck arc radius, and the circular arc outermost end of the long blade of circular arc and circular arc short sword sword it
Between vertical range be 2.8mm to 3mm, also, the knife handle is the equal in width square body that width is 1.1mm to 1.2mm, because
This, opposite the circular arc rimmer knife angle of throat neck and circular arc short sword angle of throat neck are less than knife handle width in the relative distance a of knife handle section, and
And it is less than knife handle width relative distance and is not less than 2mm along the length of handle axial (length direction).As shown in Figure 1, the width
Degree refers to knife handle in the width of blade surface side.Width of the knife handle in the other side adjacent with blade surface side be equally 1.1mm extremely
1.2mm, equal the two width is square cylindricality, as shown in Fig. 2, the interface of knife handle and blade is a tapered slope d, circular arc
Rimmer knife angle of throat neck and circular arc short sword angle of throat neck are in the two sides of tapered slope.
In embodiment: the blade of the long blade of the circular arc and circular arc short sword sword is two-sided blade, in order to shell in tissue surface
When from falling tissue, knife face is also easy to produce upward movement when prolonging tissue surface movement, as shown in figure 3, the blade includes front end
Blade tip 102-1 and rear end guide sword 102-2, and the grinding width of rear end guidance sword is the upward arc surface of 0.5mm to 0.8mm, to
Upper arc surface is smoothly connected with knife handle by tapered slope d, and front end blade tip 102-1 dihedral angle 102-3 is 36 degree to 40 degree；It is double
It is the arc surface originated that the arc surface in face, which is with dihedral angle, and blade tip can readily switch to the root of removed tissue, due to
Plane has the characteristics that have strong adsorption force in arcwall face wet tissue；Therefore, the rear end for the double side arc shaped grinding taken guides
The effect of sword is when tissue surface peels off tissue, and guidance sword arc tilts on the downside of blade rather than tapered plane tilting makes knife face
Prolong tissue surface it is mobile when be also easy to produce upward movement, substantially increase safety in this way, do not allow to be also easy to produce in removing to
Under move and injure lower covering weave (blood vessel, nerve, lymphatic vessel etc.).On blood vessel, nerve, lymphatic vessel and other lumen surfaces
It removes particularly important when adipose tissue.
Wherein: the long blade of the circular arc and circular arc short sword sword are 50 degree in the horizontal sextant angle of point of a knife.Its upper and lower twolip passes through
The short complete transition of beak shape point of a knife, the effect of length twolip do not have to turn convenient for users to removing or cutting in different directions
Scalpel.And length cutting edge outer rim all slightly has certain radian, and it is safer when mainly removing.Also, straight blade stripping or
When scraping not gentle irregular tissue surface, the straight blade at both ends is easy to injure the tissue on surface, and curved blade both ends
Tilting can avoid injuring lower covering weave.
In embodiment: it is 0.4-0.8mm that the width of circular arc rimmer knife angle of throat neck and circular arc short sword angle of throat neck, which is 2mm, thickness,
Flat, smooth transition are connected with knife handle.Wherein, opposite the circular arc rimmer knife angle of throat neck and circular arc short sword angle of throat neck are in knife handle section
Relative distance be not more than 0.75mm.User has the better visual field to the neck structure of cutter head in the course of surgery, in operation
The operation of adipose tissue needs repeatedly is peeled off, the visual field of doctor is particularly important, and very thin neck portion design is conducive to bring doctor
The bigger visual field.
Claims (7)
1. a kind of microsurgery hoe scaler, including front blade and tail portion knife handle, front blade and tail portion knife handle are integrated
Metalwork, blade include the long blade of circular arc and circular arc short sword sword of outwardly convex setting, the long blade of circular arc and circular arc short sword sword with
Line level is oppositely arranged centered on the angle line of point of a knife deviation knife handle center line, and point of a knife deviates knife handle center line in circular arc short sword
Sword side, the long blade tail end of circular arc and circular arc short sword sword circular arc tail end be circular arc outermost end, the long blade circular arc outermost end of circular arc and
Circular arc short sword sword circular arc outermost end and knife handle circular sliding slopes, it is short that circular sliding slopes form opposite circular arc rimmer knife angle of throat neck and circular arc
Blade knife neck, the linking of the long blade of circular arc and circular arc short sword sword at point of a knife are to link up smoothly, which is characterized in that the circular arc is long
The straight length of blade is 3.2mm to 3.5mm, and the circular arc rimmer knife angle of throat neck arc radius is equal to the circle of circular arc short sword angle of throat neck
Arc radius, and the vertical range between the long blade of circular arc and the circular arc outermost end of circular arc short sword sword is 2.8mm to 3mm, it is described
Knife handle is the equal in width square body that width is 1.1mm to 1.2mm, opposite the circular arc rimmer knife angle of throat neck and circular arc short sword angle of throat
Neck is less than knife handle width in the relative distance of knife handle section, and the length for being less than knife handle width relative distance is not less than 2mm.
2. microsurgery hoe scaler according to claim 1, which is characterized in that the long blade of the circular arc and circular arc are short
The blade of blade is two-sided blade, and the blade includes front end blade tip and rear end guidance sword, and it is upward arc surface that rear end, which guides sword,
Upward arc surface and knife handle are smoothly connected by tapered slope.
3. microsurgery hoe scaler according to claim 2, which is characterized in that the front end blade tip dihedral angle is
36 degree to 40 degree, rear end guidance sword arc surface is the grinding arc surface that width is 0.5mm to 0.8mm.
4. microsurgery hoe scaler according to claim 1, which is characterized in that the long blade of the circular arc and circular arc are short
Blade is 50 degree in the horizontal sextant angle of point of a knife.
5. microsurgery hoe scaler according to claim 1, which is characterized in that the point of a knife deviates knife handle center line
Angle line and the angle of handle center line be 15 degree to 20 degree.
6. microsurgery hoe scaler according to claim 1, which is characterized in that the opposite circular arc rimmer knife angle of throat
Neck and circular arc short sword angle of throat neck are not more than 0.75mm in the relative distance of knife handle section.
7. microsurgery hoe scaler according to claim 1, which is characterized in that the blade of the circular arc short sword sword is long
Degree is 2/3rds of the edge length of the long blade of circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821461978.8U CN208926526U (en) | 2018-09-07 | 2018-09-07 | A kind of microsurgery hoe scaler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821461978.8U CN208926526U (en) | 2018-09-07 | 2018-09-07 | A kind of microsurgery hoe scaler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208926526U true CN208926526U (en) | 2019-06-04 |
Family
ID=66720213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821461978.8U Withdrawn - After Issue CN208926526U (en) | 2018-09-07 | 2018-09-07 | A kind of microsurgery hoe scaler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208926526U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110882038A (en) * | 2018-09-07 | 2020-03-17 | 北京博海康源医疗器械有限公司 | Microsurgery scalpel |
| JP7305223B1 (en) | 2022-04-22 | 2023-07-10 | 秀春 深作 | ophthalmic surgical knife |
| CN110882038B (en) * | 2018-09-07 | 2024-10-22 | 北京博海康源医疗器械有限公司 | Microsurgery operation stripping knife |
-
2018
- 2018-09-07 CN CN201821461978.8U patent/CN208926526U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110882038A (en) * | 2018-09-07 | 2020-03-17 | 北京博海康源医疗器械有限公司 | Microsurgery scalpel |
| CN110882038B (en) * | 2018-09-07 | 2024-10-22 | 北京博海康源医疗器械有限公司 | Microsurgery operation stripping knife |
| JP7305223B1 (en) | 2022-04-22 | 2023-07-10 | 秀春 深作 | ophthalmic surgical knife |
| JP2023160562A (en) * | 2022-04-22 | 2023-11-02 | 秀春 深作 | Ophthalmic operation knife |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190604 Effective date of abandoning: 20241022 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190604 Effective date of abandoning: 20241022 |