CN217310464U - Prevent that overposition costal cartilage cuts and gets sword - Google Patents
Prevent that overposition costal cartilage cuts and gets sword Download PDFInfo
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- CN217310464U CN217310464U CN202220838572.7U CN202220838572U CN217310464U CN 217310464 U CN217310464 U CN 217310464U CN 202220838572 U CN202220838572 U CN 202220838572U CN 217310464 U CN217310464 U CN 217310464U
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Abstract
The utility model provides a prevent overposition costal cartilage surely to get sword, includes handle of a knife and tool bit, still includes the connecting piece and prevents overposition portion, the connecting piece is connected the handle of a knife with between the tool bit, the tool bit is connected one side of connecting piece, prevent that overposition portion connects one side of connecting piece and with the tool bit is towards the same one side, the tool bit with form between the connecting piece one and be not less than 85 degrees contained angle alpha so that the tool bit can cut costal cartilage side, prevent that overposition portion is used for with soft rib openly counterbalance in order to prevent the tool bit moves the overposition when costal cartilage side cutting. The utility model discloses a set up the tool bit in connecting piece one side, through the contained angle that forms not less than 85 degrees between tool bit and the connecting piece so that the tool bit can cut rib cartilage side, prevent through setting up that the position block prevents that the tool bit from removing the dislocation on soft rib, avoid the tool bit to stab patient's lung and other tissues, play the effect of protection.
Description
Technical Field
The utility model relates to the technical field of medical equipment, specifically a prevent overposition costal cartilage and surely get sword.
Background
The costal cartilage augmentation nose refers to a plastic cosmetic operation by using autologous costal cartilage transplantation as a material for augmentation nose. In the plastic medical field, the accepted most reasonable nasal augmentation material belongs to autologous cartilage, costal cartilage has a large number of sources, has the advantages of reliable texture, low absorption rate, no top penetration to skin, no blood vessel, easy survival, no rejection reaction, free carving of ideal shapes, wide application range and the like, and is the most ideal autologous material for various congenital nasal deformities with great difficulty and acquired nasal deformities caused by trauma or operation.
At present, the conventional costal cartilage augmentation nasal is to take a 1-3cm long incision on the skin of the sixth costal cartilage or the seventh costal cartilage under local anesthesia, strip the periosteum after exposing the periosteum to cut the costal cartilage, determine the length of the nasal back according to the nasal root point and the nasal tip point, polish the costal cartilage into a required shape, and then perform the face-lifting operation of the nose.
With present surely getting sword this moment, its function can only directly intercept one section costal cartilage, can be bigger to the injury of human body, and the costal cartilage of intercepting generally bends, thickness differs moreover, can only use a small part because the precision is not enough, can waste the costal cartilage of a large amount of intercepting like this to the operation process of intercepting one section costal cartilage is big to patient's damage, causes patient to resume slowly, and the plastic is experienced poorly.
But prior art's surely gets sword difficult accurate control, easily during the operation because surely get the sword and skid and lead to important organs such as tool bit damage lung and liver, soft tissue damage such as blood vessel and pleura around the costal cartilage can lead to internal hemorrhage and hemorrhagic shock, pneumothorax, blood chest etc. seriously the time can endanger patient's life more.
SUMMERY OF THE UTILITY MODEL
The prior art to above-mentioned costal cartilage augmentation nose is one section soft rib of direct intercepting, with the shape that costal cartilage coping becomes needs, carry out the cosmetic operation of nose again, and the surely sword that uses at present, its function can only be one section costal cartilage of direct intercepting, can be bigger to the injury of human body, the not enough waste that causes costal cartilage of costal cartilage precision of intercepting, one section costal cartilage of intercepting damages big to patient's people, it is slow to cause patient to resume, plastic experience is poor, the difficult accurate control of surely sword that gets that prior art used, the technical problem who leads to the tool bit to damage the organ skids easily, the utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a prevent soft rib of excessive position and surely get sword, includes handle of a knife and tool bit, still includes the connecting piece and prevents excessive part, the connecting piece is connected the handle of a knife with between the tool bit, the tool bit is connected one side of connecting piece, prevent that excessive part is connected one side of connecting piece and with the tool bit is towards the same one side, the tool bit with form an contained angle alpha that is not less than 85 degrees between the connecting piece so that the tool bit can cut the rib cartilage side, prevent that excessive part is used for with soft rib openly counterbalance in order to prevent the tool bit moves the excessive position when rib cartilage side cutting.
Preferably, the tool bit is D type setting, the curved one side of tool bit cuts towards costal cartilage direction, the vertical one side of tool bit with one side of connecting piece is connected.
Preferably, the length A of the cutter head is not more than 4mm, the width B of the cutter head is not more than 4mm, and the thickness C of the cutter head is not more than 1.5 mm.
Preferably, the length H of the connector is no greater than 7 cm.
Preferably, the included angle alpha between the cutter head and the connecting piece is 85-95 degrees.
Preferably, the length h of the over-prevention part is not more than 5 mm.
Preferably, the distance m between the over-position prevention part and the cutter head is 4-7 mm.
Preferably, an included angle beta between one side of the connecting piece close to the cutter head and the anti-over position part is 85-95 degrees.
Preferably, the direction in which the over-position preventing part extends is the same as the vertical direction of the side of the cutter head.
Preferably, the over-position preventing part is a straight structure or an arc structure perpendicular to the connecting piece.
The utility model has the advantages that:
1. the utility model discloses do not adopt one section costal cartilage of direct intercepting to with the costal cartilage coping become the shape that needs, carry out the traditional method of the cosmetic surgery of nose again, but through calculating required costal cartilage size, utilize the method of cutting from costal cartilage side, regard as the material that follow-up costal cartilage nose augmentation surgery in-process nose was filled as to obtain costal cartilage of corresponding shape and size, only form partial fretwork in the side of the soft rib after the cutting, can furthest remain whole section costal cartilage, thereby reduce the wound to patient. The utility model discloses a through setting up the tool bit in connecting piece one side, through forming a contained angle that is not less than 85 degrees between tool bit and the connecting piece so that the tool bit can cut costal cartilage side, cut through calculating required costal cartilage size, avoided the waste of one section costal cartilage of intercepting, can remain costal cartilage's integrality furthest, do not influence patient's physical performance, reduced the wound to patient, improved the speed of recovering, patient's plastic experience has been strengthened. The utility model discloses a set up the excessive part of preventing on the connecting piece, utilize the tool bit with prevent that the excessive part orientation is the same one side, prevent that the excessive part is used for with soft rib openly offsets in order to prevent that the tool bit from moving the excessive position and playing the effect of protection when costal cartilage side cuts, the tool bit is excessive and then stabs patient's lung or other tissues when can avoiding operating.
2. The utility model discloses a length, width and the thickness that set up the tool bit, make the utility model discloses be fit for cutting to the side of costal cartilage more, improved the precision of cutting costal cartilage, avoided the soft rib of cutting the uneven condition of thickness to appear, the soft rib size of guaranteeing the cutting is suitable, also can avoid prior art's the waste of one section costal cartilage of surely getting sword intercepting, under the condition of assurance tool bit stable support nature, little to the soft rib wearing and tearing degree of cutting, reduce the damage to patient, make things convenient for patient to resume.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Drawings
Fig. 1 is a schematic view of the anti-dislocation costal cartilage cutting knife of the present invention.
Fig. 2 is a schematic view of the anti-dislocation costal cartilage cutting knife of the present invention.
Fig. 3 is a schematic view of the anti-dislocation costal cartilage cutting knife of the present invention.
Fig. 4 is a schematic view of the costal cartilage cutting knife for preventing dislocation of the present invention.
Fig. 5 is a schematic view of the costal cartilage cutting knife for preventing dislocation of the present invention.
Fig. 6 is a schematic view of an embodiment 4 of the anti-dislocation costal cartilage cutting knife of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in figure 1, the anti-dislocation soft rib incising knife comprises a knife handle 1 and a knife head 2, and is characterized in that: still include connecting piece 3 and prevent excessive portion 4, connecting piece 3 is connected handle of a knife 1 with between tool bit 2, tool bit 2 is connected one side of connecting piece 3, prevent that excessive portion 4 is connected one side of connecting piece 3 and with tool bit 2 towards the same one side, tool bit 2 with form an contained angle alpha that is not less than 85 degrees between the connecting piece 3 so that tool bit 2 can cut the costal cartilage side, prevent excessive portion 4 and be used for with soft rib openly counterbalance in order to prevent tool bit 2 moves the excessive position when costal cartilage side cuts. The utility model discloses do not adopt one section costal cartilage of direct intercepting to with the costal cartilage coping become the shape that needs, carry out the traditional method of the cosmetic surgery of nose again, but through calculating required costal cartilage size, utilize the method of cutting from costal cartilage side, regard as the material that follow-up costal cartilage nose augmentation surgery in-process nose was filled as to obtain costal cartilage of corresponding shape and size, only form partial fretwork in the side of the soft rib after the cutting, can furthest remain whole section costal cartilage, thereby reduce the wound to patient. The utility model discloses a through setting up the tool bit in connecting piece one side, through forming a contained angle that is not less than 85 degrees between tool bit and the connecting piece so that the tool bit can cut costal cartilage side, cut through calculating required costal cartilage size, avoided the waste of one section costal cartilage of intercepting, can remain costal cartilage's integrality furthest, do not influence patient's physical performance, reduced the wound to patient, improved the speed of recovering, patient's plastic experience has been strengthened. The utility model discloses a set up the excessive part of preventing on the connecting piece, utilize the tool bit with prevent that the excessive part orientation is the same one side, prevent that the excessive part is used for with soft rib openly offsets in order to prevent that the tool bit from moving the excessive position and playing the effect of protection when costal cartilage side cuts, the tool bit is excessive and then stabs patient's lung or other tissues when can avoiding operating.
As shown in figures 1 and 2, the anti-dislocation soft rib incising knife has a D-shaped knife head 2, one arc-shaped side of the knife head 2 cuts towards the direction of costal cartilage, and the vertical side of the knife head 2 is connected with one side of the connecting piece 3. By adopting the design, the side face of the rib cartilage can be cut by using the arc-shaped face of the cutter head.
As shown in fig. 3 and 5, the length A of the cutter head 2 is not more than 4mm, the width B of the cutter head 2 is not more than 4mm, and the thickness C of the cutter head 2 is not more than 1.5 mm. The utility model discloses a length, width and the thickness that set up the tool bit, make the utility model discloses be fit for cutting to the side of costal cartilage more, improved the precision of cutting costal cartilage, guarantee that the thickness of the soft rib of cutting is even, avoided the soft rib of cutting the condition uneven thickness to appear, also can avoid prior art's the waste of one section costal cartilage of surely getting sword intercepting, under the condition of assurance tool bit stable support nature, little to the soft rib wearing and tearing degree of cutting, reduce the damage to patient, make things convenient for patient to resume.
In the anti-dislocation soft rib osteotomy knife shown in fig. 2, the length H of the connecting piece 3 is not more than 7 cm. By adopting the length design, an operator can conveniently apply force when holding the blade and taking the knife, so that the stability and continuity of cutting are ensured.
As shown in fig. 4, the included angle alpha between the cutter head 2 and the connecting piece 3 is 85-95 degrees. By adopting the design, the cutter head can cut the side surface of the soft rib more accurately, provides enough supporting force to ensure the cutting depth during cutting, and can save the physical strength and time of an operator.
As shown in fig. 2 and 4, the length h of the over-position prevention part 4 is not more than 5mm, and the distance m between the over-position prevention part 4 and the cutter head 2 is 4-7 mm. Adopt such design, because the rib is the arc structure, prevent that the position length is greater than 5mm easily at operation process, prevent that the position punctures near the organ tissue of rib, prevent position 4 with distance m between the tool bit 2 is 4-7mm, can make and prevent the position block and prevent on soft rib the tool bit 2 removes the position, avoids the tool bit to stab lung or other tissues, the utility model discloses in, if the length of preventing the position is less than the length of tool bit, prevent that the position block skids easily on soft rib and can not reach the effect that prevents the tool bit and remove the position, prevent the length of position more than or equal to tool bit, can make better prevent that the position block does not influence the side of tool bit to soft rib and cut on soft rib.
As shown in fig. 5, in the anti-dislocation soft rib osteotomy knife, an included angle beta between one side of the connecting piece 3 close to the knife head 2 and the anti-dislocation part 4 is 85-95 degrees. By adopting the design, if the included angle between the over-position prevention part and one side of the connection part 3 close to the cutter head is larger than 85 degrees, the over-position prevention part is clamped on the soft rib and is not tight and easy to slide, and the fixed limiting effect cannot be achieved, and if the included angle between the over-position prevention part and one side of the connection part 3 close to the cutter head is larger than 95 degrees, the over-position prevention part is clamped on the soft rib, so that the operation process easily causes the over-position prevention part to pierce the skin tissues near the rib.
In the anti-dislocation soft rib cutting knife shown in fig. 1, 2 and 3, the extending direction of the anti-dislocation part 4 is the same as the vertical side of the knife head 2. By adopting the design, the position-crossing part is conveniently prevented from being clamped on the costal cartilage.
The anti-over position soft rib incising knife is shown in fig. 1, fig. 2, fig. 3 and fig. 6, wherein the anti-over position part 4 is a straight structure or an arc structure which is perpendicular to the connecting piece 3. The straight structure is adopted, the forming is simple, the applicability is high, the arc-shaped arrangement is adopted, the arc-shaped tail end which prevents the position part from extending outwards is arranged towards the direction of the cutter head, the shape of the rib can be better fitted, and the position part is conveniently prevented from being clamped on the costal cartilage.
The outer surface of the knife handle 1 is provided with threads. By adopting the design, the cutting effect can be prevented from being influenced by the sliding of the cutter handle due to the thread design.
The utility model discloses a handle of a knife, including handle of a knife 1, tool bit 2 connecting piece 3 and prevent that the position is stainless steel, the handle of a knife 1 the tool bit 2 connecting piece 3 and prevent that the position is integrated into one piece. By adopting the design, the knife handle, the knife head and the connecting piece are integrally formed, the production can be facilitated, the stainless steel is more durable, and sufficient support degree can be provided.
The implementation of this example is as follows:
example 1
The utility model provides a prevent soft rib of dislocation surely getting sword, includes handle of a knife 1 and tool bit 2, still includes connecting piece 3 and prevents excessive portion 4, connecting piece 3 is connected between handle of a knife 1 and tool bit 2, tool bit 2 is connected in one side of connecting piece 3, it is 90 degrees to form the contained angle between tool bit 2 and the connecting piece 3 so that tool bit 2 can cut rib cartilage side, prevent excessive portion 4 connect one side on connecting piece 3 with the block prevent on soft rib that tool bit 2 moves forward, tool bit 2 is the D type setting, the curved one side of tool bit 2 cuts towards rib cartilage direction, the vertical one side of tool bit 2 is connected with one side of connecting piece 3, the length A of tool bit 2 is 3mm, the width B of tool bit 2 is 3mm, the thickness C of tool bit 2 is 1mm, the length H of connecting piece 3 is 5cm, prevent excessive portion 4's length h is 6mm, prevent excessive portion 4 with distance between the tool bit 2 is 7mm, connecting piece 3 is close to one side of tool bit 2 with prevent that contained angle beta between the excessive portion 4 is 90 degrees, prevent the direction that excessive portion 4 extends with the vertical one side orientation of tool bit 2 is the same, prevent that excessive portion 4 is the perpendicular to the straight shape structure of connecting piece 3, 1 surface of handle of a knife is equipped with the screw thread, handle of a knife 1 the tool bit 2 connecting piece 3 and prevent that excessive portion is stainless steel, handle of a knife 1 the tool bit 2 connecting piece 3 and prevent that excessive portion is integrated into one piece.
Example 2
The utility model provides a prevent soft rib of dislocation surely getting sword, includes handle of a knife 1 and tool bit 2, still includes connecting piece 3 and prevents excessive portion 4, connecting piece 3 is connected between handle of a knife 1 with tool bit 2, tool bit 2 is connected one side of connecting piece 3, it is 85 degrees to form the contained angle between tool bit 2 and the connecting piece 3 so that tool bit 2 can cut rib cartilage side, prevent excessive portion 4 connect one side on connecting piece 3 with the block prevent on soft rib that tool bit 2 moves forward, tool bit 2 is the setting of D type, the curved one side of tool bit 2 cuts towards rib cartilage direction, the vertical one side of tool bit 2 is connected with one side of connecting piece 3, the length A of tool bit 2 is 4mm, the width B of tool bit 2 is 4mm, the thickness C of tool bit 2 is 0.5mm, the length H of connecting piece 3 is 7cm, prevent excessive portion 4's length h is 5mm, prevent excessive portion 4 with distance between the tool bit 2 is 5mm, connecting piece 3 is close to one side of tool bit 2 with prevent that the contained angle beta between the excessive portion 4 is 85 degrees, prevent the direction that excessive portion 4 extends with the vertical one side orientation of tool bit 2 is the same, prevent that excessive portion 4 is the perpendicular to the straight shape structure of connecting piece 3, 1 surface of handle of a knife is equipped with the screw thread, handle of a knife 1 the tool bit 2 connecting piece 3 and prevent that excessive portion is stainless steel, handle of a knife 1 the tool bit 2 connecting piece 3 and prevent that excessive portion is integrated into one piece.
Example 3
The utility model provides a prevent soft rib of dislocation surely getting sword, includes handle of a knife 1 and tool bit 2, still includes connecting piece 3 and prevents excessive portion 4, connecting piece 3 is connected between handle of a knife 1 with tool bit 2, tool bit 2 is connected one side of connecting piece 3, it is 95 degrees to form the contained angle between tool bit 2 and the connecting piece 3 so that tool bit 2 can cut rib cartilage side, prevent that excessive portion 4 connects one side on the connecting piece 3 prevents with the block on soft rib that tool bit 2 moves forward, tool bit 2 is the D type setting, the curved one side of tool bit 2 cuts towards rib cartilage direction, the vertical one side of tool bit 2 is connected with one side of connecting piece 3, the length A of tool bit 2 is 2mm, the width B of tool bit 2 is 3mm, the thickness C of tool bit 2 is 1.5mm, the length H of connecting piece 3 is 7cm, prevent excessive portion 4's length h is 6mm, prevent excessive portion 4 with distance between the tool bit 2 is 4mm, connecting piece 3 is close to one side of tool bit 2 with prevent that contained angle beta between the excessive portion 4 is 95 degrees, prevent the direction that excessive portion 4 extends with the vertical one side orientation of tool bit 2 is the same, prevent that excessive portion 4 is the perpendicular to the straight shape structure of connecting piece 3, 1 surface of handle of a knife is equipped with the screw thread, handle of a knife 1 the tool bit 2 connecting piece 3 and prevent that excessive portion is stainless steel, handle of a knife 1 the tool bit 2 connecting piece 3 and prevent that excessive portion is integrated into one piece.
Example 4
The utility model provides a prevent soft rib of dislocation surely getting sword, includes handle of a knife 1 and tool bit 2, still includes connecting piece 3 and prevents excessive portion 4, connecting piece 3 is connected between handle of a knife 1 and tool bit 2, tool bit 2 is connected in one side of connecting piece 3, it is 90 degrees to form the contained angle between tool bit 2 and the connecting piece 3 so that tool bit 2 can cut rib cartilage side, the vertical one side of tool bit 2 is connected with one side of connecting piece 3, prevent excessive portion 4 connect one side on the connecting piece 3 with the block prevent on soft rib that tool bit 2 moves forward, tool bit 2 is D type setting, the curved one side of tool bit 2 cuts towards rib cartilage direction, the length A of tool bit 2 is 3mm, the width B of tool bit 2 is 3mm, the thickness C of tool bit 2 is 1.5mm, the length H of connecting piece 3 is 5cm, prevent excessive portion 4's length h for 6mm, prevent excessive portion 4 with distance between the tool bit 2 is 6mm, connecting piece 3 is close to one side of tool bit 2 with prevent that contained angle beta between the excessive portion 4 is 90 degrees, prevent the direction that excessive portion 4 extends with the vertical one side orientation of tool bit 2 is the same, prevent that excessive portion 4 is the arc setting, prevent the outside arc tail end that extends of excessive portion towards the direction of tool bit, 1 surface of handle of a knife is equipped with the screw thread, handle of a knife 1 the tool bit 2 connecting piece 3 with prevent that excessive portion is stainless steel, handle of a knife 1 tool bit 2 connecting piece 3 with prevent that excessive portion is integrated into one piece.
The utility model discloses do not adopt one section costal cartilage of direct intercepting to with the costal cartilage coping become the shape that needs, carry out the traditional method of the cosmetic surgery of nose again, but through calculating required costal cartilage size, utilize the method of cutting from costal cartilage side, regard as the material that follow-up costal cartilage nose augmentation surgery in-process nose was filled as to obtain costal cartilage of corresponding shape and size, only form partial fretwork in the side of the soft rib after the cutting, can furthest remain whole section costal cartilage, thereby reduce the wound to patient. The utility model discloses a through setting up the tool bit in connecting piece one side, through forming a contained angle that is not less than 85 degrees between tool bit and the connecting piece so that the tool bit can cut costal cartilage side, cut through calculating required costal cartilage size, avoided the waste of one section costal cartilage of intercepting, can remain costal cartilage's integrality furthest, do not influence patient's physical performance, reduced the wound to patient, improved the speed of recovering, patient's plastic experience has been strengthened. The utility model discloses a set up the excessive part of preventing on the connecting piece, utilize the tool bit with prevent that the excessive part orientation is the same one side, prevent that the excessive part is used for with soft rib openly offsets in order to prevent that the tool bit from moving the excessive position and playing the effect of protection when costal cartilage side cuts, the tool bit is excessive and then stabs patient's lung or other tissues when can avoiding operating.
The utility model discloses a length, width and the thickness that set up the tool bit, make the utility model discloses be fit for cutting to the side of costal cartilage more, improved the precision of cutting costal cartilage, guarantee that the thickness of the soft rib of cutting is even, avoided the soft rib of cutting the condition uneven thickness to appear, also can avoid prior art's the waste of one section costal cartilage of surely getting sword intercepting, under the condition of assurance tool bit stable support nature, little to the soft rib wearing and tearing degree of cutting, reduce the damage to patient, make things convenient for patient to resume.
The technical content of the present invention is further described by the embodiments only, so that the reader can understand it more easily, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.
Claims (10)
1. The utility model provides a prevent that overposition costal cartilage cuts and gets sword, includes handle of a knife (1) and tool bit (2), its characterized in that: still include connecting piece (3) and prevent excessive portion (4), connecting piece (3) are connected handle of a knife (1) with between tool bit (2), tool bit (2) are connected one side of connecting piece (3), prevent that excessive portion (4) are connected one side of connecting piece (3) and with tool bit (2) towards the same one side, tool bit (2) with form an contained angle alpha that is not less than 85 degrees between connecting piece (3) so that tool bit (2) can cut the rib cartilage side, prevent excessive rib portion (4) and be used for with soft positive counterbalance so as to prevent tool bit (2) move the excessive position when the cutting of rib cartilage side.
2. The anti-dislocation costal cartilage cutting knife according to claim 1, wherein: the cutting head (2) is arranged in a D shape, one arc-shaped side of the cutting head (2) cuts towards the direction of costal cartilage, and one vertical side of the cutting head (2) is connected with one side of the connecting piece (3).
3. The anti-dislocation costal cartilage cutting knife according to claim 1, wherein: the length A of tool bit (2) is not more than 4mm, the width B of tool bit (2) is not more than 4mm, the thickness C of tool bit (2) is not more than 1.5 mm.
4. The anti-dislocation costal cartilage cutting knife according to claim 1, wherein: the length H of the connecting piece (3) is not more than 7 cm.
5. The anti-dislocation costal cartilage cutting knife according to claim 1, wherein: the included angle alpha between the cutter head (2) and the connecting piece (3) is 85-95 degrees.
6. The anti-dislocation costal cartilage cutting knife according to claim 1, wherein: the length h of the over-position prevention part (4) is not more than 5 mm.
7. The anti-dislocation costal cartilage cutting knife according to claim 1, wherein: the distance m between the over-position prevention part (4) and the cutter head (2) is 4-7 mm.
8. The anti-dislocation costal cartilage cutting knife according to claim 1, wherein: an included angle beta between one side of the connecting piece (3) close to the cutter head (2) and the over-position prevention part (4) is 85-95 degrees.
9. The anti-dislocation costal cartilage cutting knife according to claim 1, wherein: the extending direction of the over-position preventing part (4) is the same as the vertical direction of one side of the cutter head (2).
10. The anti-dislocation costal cartilage cutting knife according to claim 1, wherein: the over-position prevention part (4) is of a straight structure or an arc structure which is perpendicular to the connecting piece (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220838572.7U CN217310464U (en) | 2022-04-12 | 2022-04-12 | Prevent that overposition costal cartilage cuts and gets sword |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220838572.7U CN217310464U (en) | 2022-04-12 | 2022-04-12 | Prevent that overposition costal cartilage cuts and gets sword |
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| Publication Number | Publication Date |
|---|---|
| CN217310464U true CN217310464U (en) | 2022-08-30 |
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|---|---|---|---|
| CN202220838572.7U Active CN217310464U (en) | 2022-04-12 | 2022-04-12 | Prevent that overposition costal cartilage cuts and gets sword |
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| Country | Link |
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| CN (1) | CN217310464U (en) |
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- 2022-04-12 CN CN202220838572.7U patent/CN217310464U/en active Active
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