CN207152622U - A kind of Medical thoracic osteodiastasis knife saw - Google Patents
A kind of Medical thoracic osteodiastasis knife saw Download PDFInfo
- Publication number
- CN207152622U CN207152622U CN201720191934.7U CN201720191934U CN207152622U CN 207152622 U CN207152622 U CN 207152622U CN 201720191934 U CN201720191934 U CN 201720191934U CN 207152622 U CN207152622 U CN 207152622U
- Authority
- CN
- China
- Prior art keywords
- handle
- cutter hub
- protection block
- osteodiastasis
- saw
- 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 discloses a kind of Medical thoracic osteodiastasis knife saw, including handle and the cutter hub being connected on handle, the handle is T-shaped, the one end of the cutter hub away from handle is provided with protection block, the protection block is in semiellipsoid shape, one end on the protection block close to handle is provided with detaching hook, the lower end of the cutter hub is provided with blade, the upper end of the cutter hub is provided with bone saw close to the side of protection block, the one end of the bone saw away from protection block is hinged with anti-guard housing, the anti-guard housing is provided with the groove being engaged with the bone saw, the buckle for anti-guard housing to be fixed is connected with by torsion spring on the handle.The utility model is simple in construction, easy to use, protects thoracic cavity viscera tissue organ and blood vessel injury-free, high safety, is easy to separate on breastbone.
Description
Technical field
It the utility model is related to technical field of medical instruments, more particularly to a kind of Medical thoracic osteodiastasis knife saw.
Background technology
In breastbone separating operation, clinically used sternum separating knife is mainly made up of cutter hub and handle of a knife, due to chest
Bone sclerotin is harder, it is often necessary to change bone saw sawing, operate it is cumbersome, waste time and energy, added to medical worker
Great work difficulty, and be easy to injure thoracic cavity viscera tissue organ, serious threat patients ' lives.
Through retrieval, Chinese patent Authorization Notice No. is the U of CN 201879806, and Authorization Notice No. is 2011.06.29 reality
A kind of sternum separating knife, including cutter hub and handle of a knife are disclosed with new patent, elasticity arm, elasticity arm end are provided with cutter hub leading portion
Provided with bone saw, elasticity arm stage casing is provided with pressure handle.Its shortcoming is：1. point of a knife or saw point easily injure chest in cutting process is separated
The dirty histoorgan of intracavitary and blood vessel；2. because sternum separating knife is operated in thoracic cavity, during operator's work mistake, can damage
Intrathoracic histoorgan；3. it is not easy to separate on breastbone.
The content of the invention
The utility model is intended to one of technical problem at least solving in correlation technique to a certain extent.Therefore, this reality
It is to propose a kind of Medical thoracic osteodiastasis knife saw with a new purpose, it is simple in construction, it is easy to use, protect thoracic cavity internal organ group
Knit organ and blood vessel is injury-free, high safety, be easy to separate on breastbone.
According to a kind of Medical thoracic osteodiastasis knife saw of the utility model embodiment, including handle and the knife that is connected on handle
Body, the handle is T-shaped, and the one end of the cutter hub away from handle is provided with protection block, and the protection block is in semiellipsoid shape,
One end on the protection block close to handle is provided with detaching hook, and the lower end of the cutter hub is provided with blade, the upper end of the cutter hub
Bone saw is provided with close to the side of protection block, the one end of the bone saw away from protection block is hinged with anti-guard housing, the anti-guard housing
The groove being engaged with the bone saw is provided with, is connected with the buckle for anti-guard housing to be fixed on the handle by torsion spring.
Further, the T-shaped structure of the handle, the middle part of the handle are provided with a finger-hole passed through for middle finger.
Further, the one end of the detaching hook away from cutter hub is in circular arc, and the cross section of the detaching hook is L-shaped.
Further, potassium steel layer is coated with the blade.
Further, the bone saw length is the half of cutter hub length, and the bone saw is integrally formed with cutter hub.
In the utility model, blade is provided with by the lower end of cutter hub and is used to separate soft tissue, because breastbone sclerotin is harder,
The bone saw set by cutter hub upper end carries out sawing and is used to separate sclerous tissues, protects bone saw by anti-guard housing, avoids grasping
During author's work mistake, the sawtooth of bone saw damages intrathoracic histoorgan, separates breastbone by detaching hook, is arranged on
The protection block of the one end of cutter hub away from handle is in semiellipsoid shape, is injured for avoiding separating point of a knife or saw point in cutting process
Thoracic cavity viscera tissue organ and blood vessel, it is simple in construction, it is easy to use, protect thoracic cavity viscera tissue organ and blood vessel injury-free,
High safety, it is easy to separate on breastbone.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 be the utility model proposes a kind of Medical thoracic osteodiastasis knife saw structural representation；
Fig. 2 is side view of the cutter hub with protecting block；
Fig. 3 is the cross-sectional view of side view of the cutter hub with protecting block；
Schematic diagrames of the Fig. 4 for the anti-guard housing of the utility model after fixed by snap.
In figure：1 handle, 2 cutter hubs, 3 protection blocks, 4 detaching hooks, 5 blades, 6 bone saws, 7 anti-guard housings, 8 torsion springs, 9 buckles, 10
Finger-hole.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
The example of the embodiment is shown in the drawings, wherein same or similar label represents identical or class from beginning to end
As element or with same or like function element.The embodiments described below with reference to the accompanying drawings are exemplary, purport
For explaining the utility model, and it is not intended that to limitation of the present utility model.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that two or two
More than, unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
Reference picture 1-4, a kind of Medical thoracic osteodiastasis knife saw, including handle 1 and the cutter hub 2 being connected on handle 1, the hand
Handle 1 is T-shaped, and the described one end of cutter hub 2 away from handle 1 is provided with protection block 3, and the protection block 3 is in semiellipsoid shape, described
Be provided with detaching hook 4 close to one end of handle 1 on protection block 3, the lower end of the cutter hub 2 is provided with blade 5, the cutter hub 2 it is upper
End is provided with bone saw 6 close to the side of protection block 3, and the one end of the bone saw 6 away from protection block 3 is hinged with anti-guard housing 7, described
Anti- guard housing 7 is provided with the groove being engaged with the bone saw 6, is connected with and is used for anti-guard housing 7 by torsion spring 8 on the handle 1
Fixed buckle 9.
In the present embodiment, the 1 T-shaped structure of handle, the middle part of the handle 1 is provided with a finger-hole passed through for middle finger
10, when cutting work, middle finger passes through the through hole 15 on handle 1, can improve the control degree of handle 1, difficult for drop-off, it is preferred that
Preventing rubber circle is provided with the inwall of through hole 15, protects middle finger, the described one end of detaching hook 4 away from cutter hub 2 is in circular arc, is avoided
Thoracic cavity viscera tissue organ and blood vessel are injured, the cross section of the detaching hook 4 is L-shaped, is easy to breastbone hook going out separation, the knife
Potassium steel layer is coated with sword 5, so as to easily be pierced into soft tissue, carries out the cutting of tissue, improves cutting effect, it is described
The length of bone saw 6 is the half of the length of cutter hub 2, groove length and the bone saw equal length of anti-guard housing 7, the bone saw 6 and cutter hub 2 one
It is body formed.
In the technical solution of the utility model, blade 5 is provided with by the lower end of cutter hub 2 and is used to separate soft tissue, due to chest
Bone sclerotin is harder, and the bone saw 6 set by the upper end of cutter hub 2 carries out sawing and is used to separate sclerous tissues, by anti-guard housing 7 by bone saw
6 protect, and when avoiding operator's work mistake, the sawtooth of bone saw 6 damages intrathoracic histoorgan, during without using bone saw 6,
Anti- guard housing 7 is rotated, the groove on anti-guard housing 7 is encased bone saw 6 completely, in use, anti-guard housing 7 is opened, presses buckle 9
The anti-one end of guard housing 7 away from bone saw 6 is set to be stuck in buckle 9, buckle 9 tightly blocks anti-guard housing 7 in the presence of torsion spring 8, leads to
Cross detaching hook 4 to separate breastbone, the protection block 3 for being arranged on the one end of cutter hub 2 away from handle 1 is in semiellipsoid shape, is used
Thoracic cavity viscera tissue organ and blood vessel are injured in avoiding separating point of a knife or saw point in cutting process, it is simple in construction, it is easy to use, protect
The dirty histoorgan of chest protector intracavitary and blood vessel are injury-free, high safety, are easy to separate on breastbone.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
1. a kind of Medical thoracic osteodiastasis knife saw, including handle and the cutter hub that is connected on handle, it is characterised in that：The handle is in
T-shaped, the one end of the cutter hub away from handle are provided with protection block, and the protection block is in semiellipsoid shape, the protection block
Upper one end close to handle is provided with detaching hook, and the lower end of the cutter hub is provided with blade, and the upper end of the cutter hub is close to protection block
Side be provided with bone saw, the one end of the bone saw away from protection block is hinged with anti-guard housing, the anti-guard housing be provided with it is described
The groove that bone saw is engaged, the buckle for anti-guard housing to be fixed is connected with the handle by torsion spring.
A kind of 2. Medical thoracic osteodiastasis knife saw according to claim 1, it is characterised in that：The T-shaped structure of handle, institute
The middle part for stating handle is provided with a finger-hole passed through for middle finger.
A kind of 3. Medical thoracic osteodiastasis knife saw according to claim 1, it is characterised in that：The detaching hook is away from cutter hub
One end is in circular arc, and the cross section of the detaching hook is L-shaped.
A kind of 4. Medical thoracic osteodiastasis knife saw according to claim 1, it is characterised in that：Gao Meng is coated with the blade
Steel layer.
A kind of 5. Medical thoracic osteodiastasis knife saw according to claim 1, it is characterised in that：The bone saw length is grown for cutter hub
The half of degree, the bone saw are integrally formed with cutter hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720191934.7U CN207152622U (en) | 2017-03-01 | 2017-03-01 | A kind of Medical thoracic osteodiastasis knife saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720191934.7U CN207152622U (en) | 2017-03-01 | 2017-03-01 | A kind of Medical thoracic osteodiastasis knife saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207152622U true CN207152622U (en) | 2018-03-30 |
Family
ID=61709657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720191934.7U Expired - Fee Related CN207152622U (en) | 2017-03-01 | 2017-03-01 | A kind of Medical thoracic osteodiastasis knife saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207152622U (en) |
-
2017
- 2017-03-01 CN CN201720191934.7U patent/CN207152622U/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: 20180330 Termination date: 20190301 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |