CN207341803U - Bone nail withdrawing device after a kind of bone surgery - Google Patents
Bone nail withdrawing device after a kind of bone surgery Download PDFInfo
- Publication number
- CN207341803U CN207341803U CN201820111492.5U CN201820111492U CN207341803U CN 207341803 U CN207341803 U CN 207341803U CN 201820111492 U CN201820111492 U CN 201820111492U CN 207341803 U CN207341803 U CN 207341803U
- Authority
- CN
- China
- Prior art keywords
- bone
- sleeve
- bevel gear
- nail
- bone nail
- 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 bone nail withdrawing device after a kind of bone surgery, the bevel gear set by vertical and horizontal is intermeshed, and is rotated by setting offer of shaking the hand to have rotated drive sleeve, simple in structure, rapid operation；Sleeve is connected by fixing bolt and fixed, and easy for assemble or unload, medical staff can be according to specifically used needs, and the sleeve for replacing different inner diameters is used；By setting the tooth form edge of a knife in sleeve bottom, bone nail and bone are cut by the tooth form edge of a knife, sleeve is inserted into bone, bone nail is suctioned out using magnet after bone nail and bone are kept completely separate, it greatly simplify and take nail process, and ensure that bone nail will not fracture, after improving patient more.
Description
Technical field
The utility model belongs to the field of medical instrument technology, is related to a kind of nail-fetching device, is specifically that a kind of bone surgery is followed by
Nail withdrawing device.
Background technology
In clinical medicine, fracture is one of common disease of bone wound.Treatment fracture frequently with method be implement in it is solid
Fixed operation, i.e., after fracture site is resetted, connected the bone after reset by means of the bone plate and screw that are made of metal material
Pick up and., it is necessary to which screw is pulled down during bone plate is removed after implementing internal fixation operation, because it is different the reason for often make spiral shell
Nail fractures, it is difficult to which screw is screwed out by instruments such as screwdrivers, takes the time-consuming expense of nail process, is also easy to increase wound and operation
Time, or even abandon taking nail, allow it to stay in throughout one's life in bone, inconvenience is brought to patient.
Utility model content
The purpose of this utility model is to provide bone nail withdrawing device after a kind of bone surgery, greatly simplify to take and followed closely
Journey, and ensure that bone nail will not fracture, after improving patient more.
The purpose of this utility model can be achieved through the following technical solutions：
Bone nail withdrawing device after a kind of bone surgery, including mandril, the mandril rotated down are connected with longitudinal
One bevel gear, the first bevel gear side are equipped with horizontal second bevel gear, the second bevel gear and first bevel gear phase
Mutually engagement, the second bevel gear side is equipped with joystick；
Montant is fixedly connected with below the first bevel gear, sleeve, the sleeve bottom circle are equipped with below the montant
The tooth form edge of a knife is distributed with week.
Further, it is equipped with handle at the top of the mandril.
Further, the second bevel gear is rotatablely connected by rotating bar through mandril and with mandril, the rotating bar
Top is equipped with postive stop baffle.
Further, in the montant insertion sleeve, connected and fixed by fixing bolt.
Further, the sleeve outer wall is equipped with scale.
Further, the montant bottom is equipped with magnet.
The beneficial effects of the utility model：Bone nail withdrawing device provided by the utility model, is set by vertical and horizontal
The bevel gear intermeshing put, is rotated, simple in structure, rapid operation by setting offer of shaking the hand to have rotated drive sleeve；Sleeve
Connected and fixed by fixing bolt, easy for assemble or unload, medical staff according to specifically used needs, can replace the set of different inner diameters
Cylinder is used；By setting the tooth form edge of a knife in sleeve bottom, bone nail and bone are cut by the tooth form edge of a knife, sleeve is inserted into
In bone, bone nail is suctioned out using magnet after bone nail and bone are kept completely separate, greatly simplify and take nail process, and ensure
Bone nail will not fracture, after improving patient more.
Brief description of the drawings
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the partial sectional view of the utility model.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
In the description of the utility model, it is to be understood that term " perforate ", " on ", " under ", " thickness ", " top ",
" in ", " length ", " interior ", indicating position or the position relationship such as " surrounding ", be for only for ease of description the utility model and simplification
Description, rather than the component or element of instruction or hint meaning must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore it is not intended that limitation to the utility model.
As shown in Figs. 1-2, the utility model provides bone nail withdrawing device after a kind of bone surgery, including mandril 1, top
The top of bar 1 is equipped with handle 2, carries out taking nail to operate for medical staff's hand-held device.
1 rotated down of mandril is connected with longitudinal first bevel gear 3, and 3 side of first bevel gear is equipped with the second horizontal cone
Gear 4, second bevel gear 4 are intermeshed with first bevel gear 3, and driving first bevel gear 3 rotates.
Second bevel gear 4 is rotatablely connected through mandril 1 and with mandril 1 by rotating bar 5, and 5 top of rotating bar is equipped with spacing
Baffle 6,4 side of second bevel gear are equipped with Z-type joystick 7, and medical staff drives 4 turns of second bevel gear by shaking joystick 7
It is dynamic, and then drive first bevel gear 3 to rotate.
The lower section of first bevel gear 3 is fixedly connected with montant 8, and the lower section of montant 8 is equipped with sleeve 9, as shown in Fig. 2, montant 8 is inserted into
In sleeve 9, connected and fixed by fixing bolt 10, easy for assemble or unload, medical staff can replace not according to specifically used needs
Sleeve 9 with internal diameter is used.
The tooth form edge of a knife 11 is distributed with 9 lower circumference of sleeve, and first bevel gear 3 is rotated with moving sleeve 9 by montant 8, passed through
The tooth form edge of a knife 11 cuts bone nail and bone, and sleeve 9 is inserted into bone, bone nail is placed in sleeve 9, on 9 outer wall of sleeve
Equipped with scale 12, for medical staff, intuitively control sleeve 9 is inserted into the depth in bone.
8 bottom of montant is equipped with magnet 13, for the bone nail entered in sleeve 9 to be suctioned out.
During utility model works, medical staff selects the sleeve 9 of corresponding internal diameter according to the size of bone nail, and by solid
Determine bolt 10 and sleeve 9 is fixedly connected on the lower section of montant 8；Then the hand-held handle 2 of medical staff one carries out taking nail to operate, another
Only the hand bar 7 that shakes drives second bevel gear 4 to rotate, and second bevel gear 4 drives first bevel gear 3 to rotate, and first bevel gear 3 is logical
Cross montant 8 to rotate with moving sleeve 9, the tooth form edge of a knife 11 cuts bone nail and bone, and sleeve 9 is inserted into bone, puts bone nail
In in sleeve 9, and according to the depth in 12 control sleeve 9 of the scale insertion bone on 9 outer wall of sleeve；When bone nail is complete with bone
After fully separating, medical staff turns on fixing bolt 10, then inwardly continues into montant 8 in sleeve 9, passes through 8 bottom of montant
Magnet 13 bone nail is suctioned out, finally take out sleeve 9, completion take nail operate.
Bone nail withdrawing device provided by the utility model, the bevel gear set by vertical and horizontal are intermeshed, lead to
Cross setting shake the hand offer have rotated drive sleeve rotation, simple in structure, rapid operation；Sleeve is connected by fixing bolt and fixed,
Easy for assemble or unload, medical staff can be according to specifically used needs, and the sleeve for replacing different inner diameters is used；By in sleeve
Bottom sets the tooth form edge of a knife, cuts bone nail and bone by the tooth form edge of a knife, sleeve is inserted into bone, in bone nail and bone
Bone nail is suctioned out using magnet after being kept completely separate, greatly simplify and take nail process, and ensures that bone nail will not fracture, improves and suffers from
Person more after.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
At least one of the utility model is contained in reference to the embodiment or example particular features, structures, materials, or characteristics described
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments or example
In combine in an appropriate manner.
Above content is only to the utility model structure example and explanation, the technology people of affiliated the art
Member does various modifications or additions to described specific embodiment or substitutes in a similar way, without departing from reality
With new structure or surmount scope defined in the claims, all should belong to the protection range of the utility model.
Claims (6)
- A kind of 1. bone nail withdrawing device after bone surgery, it is characterised in that：Including mandril (1), mandril (1) rotated down It is connected with longitudinal first bevel gear (3), first bevel gear (3) side is equipped with horizontal second bevel gear (4), and described the Two bevel gears (4) are intermeshed with first bevel gear (3), and second bevel gear (4) side is equipped with joystick (7)；Montant (8) is fixedly connected with below the first bevel gear (3), sleeve (9), the set are equipped with below the montant (8) The tooth form edge of a knife (11) is distributed with cylinder (9) lower circumference.
- 2. bone nail withdrawing device after a kind of bone surgery according to claim 1, it is characterised in that：The mandril (1) Top is equipped with handle (2).
- 3. bone nail withdrawing device after a kind of bone surgery according to claim 1, it is characterised in that：The second cone tooth Take turns (4) to be rotatablely connected by rotating bar (5) through mandril (1) and with mandril (1), rotating bar (5) top is equipped with limiting block Plate (6).
- 4. bone nail withdrawing device after a kind of bone surgery according to claim 1, it is characterised in that：The montant (8) In insertion sleeve (9), connected and fixed by fixing bolt (10).
- 5. bone nail withdrawing device after a kind of bone surgery according to claim 1, it is characterised in that：The sleeve (9) Outer wall is equipped with scale (12).
- 6. bone nail withdrawing device after a kind of bone surgery according to claim 1, it is characterised in that：The montant (8) Bottom is equipped with magnet (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820111492.5U CN207341803U (en) | 2018-01-23 | 2018-01-23 | Bone nail withdrawing device after a kind of bone surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820111492.5U CN207341803U (en) | 2018-01-23 | 2018-01-23 | Bone nail withdrawing device after a kind of bone surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207341803U true CN207341803U (en) | 2018-05-11 |
Family
ID=62350625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820111492.5U Expired - Fee Related CN207341803U (en) | 2018-01-23 | 2018-01-23 | Bone nail withdrawing device after a kind of bone surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207341803U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091221A (en) * | 2018-08-17 | 2018-12-28 | 毛金霞 | A kind of bone surgery device for fetching nail |
| CN110559071A (en) * | 2019-10-18 | 2019-12-13 | 蔺超 | Orthopedics nail taking device |
-
2018
- 2018-01-23 CN CN201820111492.5U patent/CN207341803U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091221A (en) * | 2018-08-17 | 2018-12-28 | 毛金霞 | A kind of bone surgery device for fetching nail |
| CN110559071A (en) * | 2019-10-18 | 2019-12-13 | 蔺超 | Orthopedics nail taking device |
| CN110559071B (en) * | 2019-10-18 | 2022-07-05 | 蔺超 | Orthopedics nail taking device |
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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: 20180511 Termination date: 20190123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |