CN207821869U - A kind of piezosurgery osteotomy and its cutter head - Google Patents
A kind of piezosurgery osteotomy and its cutter head Download PDFInfo
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- CN207821869U CN207821869U CN201720441775.1U CN201720441775U CN207821869U CN 207821869 U CN207821869 U CN 207821869U CN 201720441775 U CN201720441775 U CN 201720441775U CN 207821869 U CN207821869 U CN 207821869U
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Abstract
The utility model discloses a kind of ultrasonic osteotome bits, belong to the field of medical instrument technology.Wherein, including cutter head base portion is laid with the blade on the surface of cutter head base portion, cutter head base portion body in curved surface or polyhedron, blade is arranged along curved body or polyhedral surface.The blade being laid with along curved body or polyhedral cutter head base surface is, mutually independent multiple pyramid teeth or terrace with edge tooth each other, mutually independent multiple ring tooths each other, or the multiple strip teeth being connected with each other each other, multiple strip teeth are laid with to form annular knurl reticulate pattern along curved body or polyhedral surface.It can be carried out abrading operation in all directions of cutter head, improve the convenience of operation, accelerate operative speed.Using the ultrasonic osteotome bit in the utility model, it can meet and can be carried out abrading operation in all directions of cutter head, improve the convenience of operation, accelerate operative speed.
Description
Technical field
The utility model is related to the field of medical instrument technology, more particularly to a kind of ultrasonic osteotome bit.
Background technology
In bone surgery, bone is cut commonly using piezosurgery osteotomy, is ground, planes, scraping or arbitrary whole
Shape.The polishing of current piezosurgery osteotomy with cutter head is a kind of cochlear cutter head as shown in Figure 1, still this kind of cutter head is mostly with straight at present
Based on rod, there are some anterior cervical operations, such as the spur removal of inside, ligament removal etc. of ossify, although cochlear cutter head has
There is good directionality, but using operability poor, and is not suitable for thinning bone tissue.
Utility model content
The purpose of this utility model is to provide a kind of ultrasonic osteotome bit,
According to the one side of the utility model embodiment, a kind of ultrasonic osteotome bit is provided, including cutter head base portion and set
The blade on the surface of cutter head base portion, cutter head base portion body in curved surface or polyhedron are set, blade is along curved body or polyhedral surface
It is laid with.
Further, when cutter head base portion body in curved surface, cutter head base portion can be in spherical, hemispherical, four parts three spherical, ellipse
One or more combinations in spherical, cylindric, coniform, round table-like.
Further, when cutter head base portion is in polyhedron, cutter head base portion can be in hexahedron, octahedron, octahedron, 12 faces
One or more combinations in body, icosahedron.
Further, the blade being laid with along curved body or polyhedral cutter head base surface is, mutually independent each other
Multiple pyramid teeth or terrace with edge tooth, each other mutually independent multiple ring tooths, or multiple strips for being connected with each other each other
Tooth, multiple strip teeth are laid with to form annular knurl reticulate pattern along curved body or polyhedral surface.
Further, when blade is multiple pyramid teeth or terrace with edge tooth, the bottom surface of each pyramid tooth or terrace with edge tooth connects knife
The surface of head base portion, multiple pyramid teeth or terrace with edge tooth are distributed in the surface of cutter head base portion in divergent shape.
Further, when blade is multiple ring tooths, a ring end face of each ring tooth is even surface, another ring end
Face is bladed face, the surface for being looped around cutter head base portion that multiple ring tooths are parallel, bladed face is in the same direction, the bladed face of each ring tooth
Backwards to the head end of cutter head base portion.
Further, when blade is the annular knurl reticulate pattern that strip tooth is formed, each strip tooth can be in one kind of pyramid, terrace with edge
Or two kinds of combination, the surface of the bottom surface connection cutter head base portion of each strip tooth.
Further, further include：Knife bar, blade, ultrasonic transducer.Blade, one end are connect with ultrasonic transducer, the other end with
Knife bar connects.Knife bar, one end are connect with blade, and the other end is connect with ultrasonic osteotome bit.
Further, the side wall of the either component in cutter head base portion, knife bar, blade is equipped with water injection hole, specifically, cutter head base portion
At least one water injection hole is circumferentially arranged for the middle part of at least one water injection hole of top setting or cutter head base portion or knife bar surrounding is set
It sets at least one water injection hole or at least one water injection hole is arranged in blade surrounding.
Further, blade, knife bar are internally provided with the channel so that being connected to each other with cutter head base portion, and channel is also connected to
Water injection hole, in order to by channel and water injection hole to ultrasonic osteotome bit surface transport liquid.
A kind of ultrasonic osteotome bit provided by the utility model is used as power using ultrasound, shakes in multi-direction generation micron order
Dynamic, operating personnel can complete drilling to bone without rotation using the ultrasonic osteotome bit, grinding out, thin the behaviour such as bone tissue
Make, the harm such as volume strand, drawing will not be generated to body tissue.Operating personnel use a kind of ultrasonic osteotome bit of the utility model
It can easily accurately be operated in designated position, ultrasonic osteotome bit is not in sliding, deviation phenomenon.The utility model
A kind of ultrasonic osteotome bit it is safe, handling it is strong, using simplicity, it, which may be implemented the integration such as to cut, grind, operates.This reality
Following advantageous effect is also created with novel：
Effect one：It, can be according to different operation needs, using cutter head of different shapes during actual operation.Setting
Different blades is laid with shape, realizes different operation requirements, reaches different surgical effects.
Effect two：The utility model reduces the operation difficulty of operation.Middle cochlear cutter head can only be single compared with the existing technology
Direction cutting, polishing etc. operations, in operation doctor need rotary cutter could realize it is multi-direction cutting, polishing etc. behaviour
Make.The utility model can realize the operations such as multi-direction cutting, polishing without rotation, reduce the operation difficulty of doctor, carry
High success rate of operation.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of ultrasonic osteotome bit of the prior art；
Fig. 2A, 2B are the structural schematic diagrams that a kind of ultrasonic osteotome bit first embodiment of the utility model provides；
Fig. 3 is the structural schematic diagram that a kind of ultrasonic osteotome bit second embodiment of the utility model provides；
Fig. 4 A, 4B are the structural schematic diagrams that a kind of ultrasonic osteotome bit 3rd embodiment of the utility model provides；
Fig. 5 is the water injection hole structural schematic diagram that a kind of ultrasonic osteotome bit of the utility model provides.
Reference numeral
1- cutter head base portions, 2- blades, 20- terrace with edge teeth, 21- pyramid teeth, 22- ring tooths, 23- strip teeth, 24- water injection holes,
The channels 15-, 3- knife bars, 4- blades, 5- ultrasonic transducers.
Specific implementation mode
To make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment
And with reference to attached drawing, the utility model is further described.It should be understood that these descriptions are merely illustrative, and do not really want
Limit the scope of the utility model.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid not
Necessarily obscure the concept of the utility model.
Fig. 2A, 2B are please referred to, Fig. 2A, 2B are a kind of knots for ultrasonic osteotome bit that the utility model first embodiment provides
Structure schematic diagram.
As shown in Fig. 2A, 2B, in the utility model embodiment, a kind of ultrasonic osteotome bit, including cutter head base portion 1 and set
Set the blade 2 on the surface of cutter head base portion 1, wherein cutter head base portion 1 can with body in curved surface or polyhedron, blade 2 along curved body or
Polyhedral surface is laid with.Specifically, cutter head base portion 1 can be in spherical, hemispherical, four parts three spherical, ellipsoid, cylinder
Shape, it is coniform, round table-like in one or more combinations, cutter head base portion 1 can also be in hexahedron, octahedron, octahedron, ten
One or more combinations in dihedron, icosahedron.
The blade 2 on 1 surface of cutter head base portion is multiple pyramid teeth 21 or terrace with edge tooth 20.Wherein, each pyramid tooth 21 or terrace with edge
Tooth 20, which is mutually independent, is laid on the bottom surface company on 1 surface of cutter head base portion, each pyramid tooth 21 or terrace with edge tooth 20 in divergent shape
Connect the surface of cutter head base portion 1.Specifically, the shape of each taper tooth can be in rectangular pyramid, pentagonal pyramid or hexagonal pyramid, each rib
Bore the surface of the bottom surface connection cutter head base portion 1 of tooth 21, vertex outwardly, when blade 2 is multiple terrace with edge teeth 20, each terrace with edge tooth 20
Shape be in truncated rectangular pyramids, five terrace with edges or six terrace with edges, the surface of the bottom surface connection cutter head base portion 1 of each terrace with edge tooth 20, upper bottom
It faces outwardly.
Ultrasonic osteotome bit in the utility model embodiment is used as power using ultrasound, shakes in multi-direction generation micron order
Dynamic, operating personnel can complete drilling to bone without rotation using the ultrasonic osteotome bit, grinding out, thin the behaviour such as bone tissue
Make, the harm such as volume strand, drawing will not be generated to body tissue.Cutter head generates energy, energy centralization to blade using ultrasonic vibration
2, cut using blade 2 or polished bone tissue.On the one hand ultrasonic osteotome bit in the present embodiment multi-direction can simultaneously be grasped
Make, mill bone is efficient, speed is fast, and operating time is short, can reduce patient's pain, reduce doctor's labor intensity.Another aspect root
According to the bone tissue that polish or thin have certain intervals or apart from when, and to operate simultaneously and save the time, use the present embodiment
In ultrasonic osteotome bit can accurately polish, do not injure other bone tissues.
Referring to Fig. 3, Fig. 3 is a kind of structural representation for ultrasonic osteotome bit that the utility model second embodiment provides
Figure.
As shown in figure 3, in the utility model embodiment, a kind of ultrasonic osteotome bit, including cutter head base portion 1 and setting exist
The blade 2 on the surface of cutter head base portion 1, wherein cutter head base portion 1 can be with body in curved surface or polyhedron, and blade 2 is along curved body or multi-panel
The surface of body is laid with.Specifically, cutter head base portion 1 can be in spherical, hemispherical, four parts three spherical, it is ellipsoid, cylindric, round
Taper, it is round table-like in one or more combinations, cutter head base portion 1 can also be in hexahedron, octahedron, octahedron, 12 faces
One or more combinations in body, icosahedron.
The blade 2 on 1 surface of cutter head base portion is multiple ring tooths 22, wherein each ring tooth 22 is mutually independent parallel
It is laid on the surface of cutter head base portion 1.Specifically, a ring end face of each ring tooth 22 is even surface, another ring end face is
Bladed face, the surface for being looped around cutter head base portion 1 that multiple ring tooths 22 are parallel, bladed face is in the same direction, the bladed of each ring tooth 22
Head end of the face backwards to cutter head base portion 1.
Ultrasonic osteotome bit in the utility model embodiment is used as power using ultrasound, shakes in multi-direction generation micron order
Dynamic, operating personnel can complete drilling to bone without rotation using the ultrasonic osteotome bit, grinding out, thin the behaviour such as bone tissue
Make, the harm such as volume strand, drawing will not be generated to body tissue.Cutter head generates energy, energy centralization to blade using ultrasonic vibration
2, cut using blade 2 or polished bone tissue.On the one hand ultrasonic osteotome bit in the present embodiment multi-direction can simultaneously be grasped
Make, mill bone is efficient, speed is fast, and operating time is short, can reduce patient's pain, reduce doctor's labor intensity.Another aspect root
According between the bone tissue that polish or thin interval or apart from it is larger when, and to operate simultaneously and save the time, use this reality
Applying the ultrasonic osteotome bit in example can accurately polish, and not injure other bone tissues.In addition, the blade 2 of ring tooth 22 is towards knife
3 direction of bar is arranged, and is even surface back to 3 direction of knife bar, and lifting cutting may be implemented in setting in this way.Lifting cutting is in order to accurate
Around the bone tissue either polished of ground cutting the even surface of the bad tissue front end first of small area first touch to cut or
The bone tissue of polishing and bone tissue is not injured, then cuts away bad bone tissue lifting around good bone tissue.In this way
The bone tissue that will not both injure of operation, also can be by bad bone tissue precise ablation.
Fig. 4 A, 4B are please referred to, Fig. 4 A, 4B are a kind of knots for ultrasonic osteotome bit that the utility model 3rd embodiment provides
Structure schematic diagram.
As shown in Fig. 4 A, 4B, in the utility model embodiment, a kind of ultrasonic osteotome bit, including cutter head base portion 1 and set
Set the blade 2 on the surface of cutter head base portion 1, wherein cutter head base portion 1 can with body in curved surface or polyhedron, blade 2 along curved body or
Polyhedral surface is laid with.Specifically, cutter head base portion 1 can be in spherical, hemispherical, four parts three spherical, ellipsoid, cylinder
Shape, it is coniform, round table-like in one or more combinations, cutter head base portion 1 can also be in hexahedron, octahedron, octahedron, ten
One or more combinations in dihedron, icosahedron.
The blade 2 on 1 surface of cutter head base portion is that the connection interlaced with each other of multiple strip teeth 23 is laid on 1 surface of cutter head base portion, shape
At annular knurl reticulate pattern, wherein each strip tooth 23 can be in one or two kinds of combination of pyramid, terrace with edge, each strip tooth 23
Bottom surface connection cutter head base portion 1 surface.
Ultrasonic osteotome bit in the utility model embodiment is used as power using ultrasound, shakes in multi-direction generation micron order
Dynamic, operating personnel can complete drilling to bone without rotation using the ultrasonic osteotome bit, grinding out, thin the behaviour such as bone tissue
Make, the harm such as volume strand, drawing will not be generated to body tissue.Cutter head generates energy, energy centralization to blade using ultrasonic vibration
2, cut using blade 2 or polished bone tissue.On the one hand ultrasonic osteotome bit in the present embodiment multi-direction can simultaneously be grasped
Make, mill bone is efficient, speed is fast, and operating time is short, can reduce patient's pain, reduce doctor's labor intensity.Another aspect root
According between the bone tissue that polish or thin interval or when smaller distance, and to operate simultaneously and save the time, use this reality
Applying the ultrasonic osteotome bit in example can accurately polish, and not injure other bone tissues.
Referring to Fig. 5, Fig. 5 is a kind of 24 structural schematic diagram of water injection hole of ultrasonic osteotome bit provided by the utility model.
As shown in figure 5, in the utility model embodiment, cutter head base portion 1, knife bar 3, either component in blade 4 side
Wall is equipped with water injection hole 24.Blade 4, knife bar 3 are internally provided with the channel 15 so that being connected to each other, channel with cutter head base portion 1
15 are also connected to water injection hole 24, in order to by channel 15 and water injection hole 24 to ultrasonic osteotome bit surface transport liquid.Specifically
Ground, a water injection hole 24 is arranged in 1 top of cutter head base portion or at least one water filling is circumferentially arranged in the middle part of cutter head base portion 1
At least one water injection hole 24 is arranged in hole 24 or 3 surrounding of knife bar or at least one water injection hole 24 is arranged in 4 surrounding of blade.
When water injection hole 24 is arranged in the sidewall locations of blade 4, liquid is injected to 4 one end of blade, a part of liquid is in
Portion channel 15 reduces the temperature of cutter head base portion 1 to cutter head conveying, reduces the pain of patient, another part liquid is along water injection hole 24
It is flow to outer blade 4, knife bar 3 and rinses the bone bits that cutting generates outside cutter head, so that wound is kept clean, in this way operation doctor
Life can see bone tissue apparent.
When the setting of water injection hole 24 is when a water injection hole is arranged in 1 top of cutter head base portion, water injection hole 24 is in 3 channel 15 of knife bar
Straight line enables flow flow to wound in time after injecting water and cools down in time to wound, reduces the pain of patient.
Identical component is all made of identical reference numeral and indicates in all attached drawings, is improved for not being related to the utility model
The existing component of point, will simply introduce or not introduce, and introduce the building block made improvements compared with the existing technology.
It should be understood that the above-mentioned specific implementation mode of the utility model is used only for exemplary illustration or explains this reality
With novel principle, without constituting limitations of the present invention.Therefore, in the spirit and scope without departing from the utility model
In the case of any modification, equivalent substitution, improvement and etc. done, should be included within the scope of protection of this utility model.In addition,
The appended claims for the utility model are intended to cover to fall into attached claim scope and boundary or this range and boundary
Whole change and modification examples in equivalent form.
Claims (10)
1. a kind of ultrasonic osteotome bit, which is characterized in that including：Cutter head base portion (1) and setting the cutter head base portion (1) table
The blade (2) in face,
The cutter head base portion (1) body in curved surface or polyhedron；
The blade (2) is laid with along the curved body or polyhedral surface.
2. ultrasonic osteotome bit according to claim 1, wherein when the cutter head base portion (1) body in curved surface, the knife
Head base portion (1) can be in spherical, hemispherical, 3/4ths spherical, ellipsoid, it is cylindric, coniform, round table-like in one kind or
A variety of combinations.
3. ultrasonic osteotome bit according to claim 1, wherein when the cutter head base portion (1) is in polyhedron, the knife
Head base portion (1) can be in one or more combinations in hexahedron, octahedron, dodecahedron, icosahedron.
4. ultrasonic osteotome bit according to claim 1, wherein along the curved body or polyhedral cutter head base surface
The blade (2) of laying is：
Mutually independent multiple pyramid teeth (21) or terrace with edge tooth (20) each other；
Mutually independent multiple ring tooths (22) each other；Or
The multiple strip teeth (23) being connected with each other each other, the multiple strip tooth (23) is along the curved body or polyhedral
Surface is laid with to form annular knurl reticulate pattern.
5. ultrasonic osteotome bit according to claim 4, wherein when the blade (2) is multiple pyramid teeth (21) or rib
When platform tooth (20),
The bottom surface of each pyramid tooth (21) or terrace with edge tooth (20) connects the surface of the cutter head base portion (1)；
Multiple pyramid teeth (21) or terrace with edge tooth (20) are distributed in the surface of the cutter head base portion (1) in divergent shape.
6. ultrasonic osteotome bit according to claim 4, wherein when the blade (2) is multiple ring tooths (22),
One ring end face of each ring tooth (22) is even surface, another ring end face is bladed face；
The surface for being looped around the cutter head base portion (1) that multiple ring tooths (22) are parallel, bladed face is in the same direction；
Head end of the bladed face of each ring tooth (22) backwards to the cutter head base portion (1).
7. ultrasonic osteotome bit according to claim 4, wherein when the blade (2) is the rolling that strip tooth (23) is formed
When flower reticulate pattern,
Each strip tooth (23) can be in one or two kinds of combination of pyramid, terrace with edge；
The bottom surface of each strip tooth (23) connects the surface of the cutter head base portion (1).
8. a kind of piezosurgery osteotomy, which is characterized in that including：Ultrasonic osteotome bit described in claim 1-7 further includes：Knife bar
(3), blade (4), ultrasonic transducer (5)；
The blade (4), one end are connect with the ultrasonic transducer (5), and the other end is connect with the knife bar (3)；
The knife bar (3), one end are connect with the blade (4), and the other end is connect with the ultrasonic osteotome bit.
9. piezosurgery osteotomy according to claim 8, which is characterized in that
The cutter head base portion (1), knife bar (3), either component in blade (4) side wall be equipped with water injection hole (24)；
Specifically, at least one water injection hole (24) is arranged in cutter head base portion (1) top；Or
The middle part of the cutter head base portion (1), is circumferentially arranged at least one water injection hole (24)；
At least one water injection hole (24) is arranged in knife bar (3) surrounding；
At least one water injection hole (24) is arranged in blade (4) surrounding.
10. piezosurgery osteotomy according to claim 9, which is characterized in that
The blade (4), knife bar (3) are internally provided with the channel (15) so that being connected to each other with cutter head base portion (1), described
Channel (15) is also connected to the water injection hole (24), in order to by the channel (15) and water injection hole (24) to the piezosurgery osteotomy
Bit interface conveys liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720441775.1U CN207821869U (en) | 2017-04-25 | 2017-04-25 | A kind of piezosurgery osteotomy and its cutter head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720441775.1U CN207821869U (en) | 2017-04-25 | 2017-04-25 | A kind of piezosurgery osteotomy and its cutter head |
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| CN207821869U true CN207821869U (en) | 2018-09-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113811253A (en) * | 2019-03-08 | 2021-12-17 | 玻色股份公司 | Apparatus and method for treating tissue |
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2017
- 2017-04-25 CN CN201720441775.1U patent/CN207821869U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113811253A (en) * | 2019-03-08 | 2021-12-17 | 玻色股份公司 | Apparatus and method for treating tissue |
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