WO2019095831A1 - 超声骨刀刀头 - Google Patents
超声骨刀刀头 Download PDFInfo
- Publication number
- WO2019095831A1 WO2019095831A1 PCT/CN2018/105781 CN2018105781W WO2019095831A1 WO 2019095831 A1 WO2019095831 A1 WO 2019095831A1 CN 2018105781 W CN2018105781 W CN 2018105781W WO 2019095831 A1 WO2019095831 A1 WO 2019095831A1
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- WIPO (PCT)
- Prior art keywords
- grinding
- ultrasonic bone
- bone cutter
- cutter head
- edge
- Prior art date
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1644—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans using fluid other than turbine drive fluid
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1659—Surgical rasps, files, planes, or scrapers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1662—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
- A61B17/1671—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the spine
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B2017/1602—Mills
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1644—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans using fluid other than turbine drive fluid
- A61B2017/1651—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans using fluid other than turbine drive fluid for cooling
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B2017/320004—Surgical cutting instruments abrasive
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B2017/320072—Working tips with special features, e.g. extending parts
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B2017/320084—Irrigation sleeves
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/007—Auxiliary appliance with irrigation system
Definitions
- the invention relates to the technical field of medical instruments, in particular to an ultrasonic bone cutter head.
- Ultrasonic bone cutter heads currently used for bone grinding are mostly square or round.
- Fig. 1 shows a prior art circular ultrasonic bone cutter head comprising a blade body 3', a knife bar 1' and a circular bit grinding portion 2'.
- the ultrasonic bone cutter head increases the friction area and the resistance by laterally opening the teeth, thereby improving the cutting efficiency.
- the use of such an ultrasonic bone cutter head in the application of spinal surgery has the following problems: the ground surface of the bone is flat or round, and the amount of bone to be removed is large in the operation of the grooved bone.
- the operation speed is slow; in a specific operation such as cervical single-door surgery, when the door shaft side is ground, due to its shape, the ground bone surface cannot be in close contact when closed, which increases the healing time of the patient, and Some other complications are likely to occur in the formed cavity.
- An object of the present invention is to provide an ultrasonic bone cutter head comprising a cutter bar, a blade body, and a cutter head grinding portion at a front end of the ultrasonic bone cutter head, the cutter head grinding portion
- the shape of the triangular vertebral body, the bottom surface of the triangular vertebral body is the rear end of the grinding head of the cutting head, and the top end of the triangular vertebral body facing the bottom surface is the cutter head grinding a front end of the cutting portion, one end of the shank is connected to a rear end of the grinding head of the bit, the other end of the shank is connected with the blade body, and three side cones of the triangular vertebral body Two of the sides of the face serve as a first grinding face and a second grinding face, respectively.
- the ultrasonic bone cutter head is capable of performing a normal bone grinding operation, and because of its small front end area, the grinding speed is fast. In addition, due to the large front end and small back end design, it can provide a good vision for doctors. In addition, thanks to the unique full V-shaped structure design, the doctor can grind the V-shaped groove that is fully closed on the side of the door shaft at any operating angle, thereby reducing the area of the window incision, facilitating the use of the doctor and improving the surgical efficiency. .
- a grinding edge is formed between the first grinding surface and the second grinding surface, on the first grinding surface, from the grinding
- the distance between any two points on the cutting edge to the apex of the first bottom surface opposite the sharpening edge is substantially equal, on the second grinding surface, from any two points on the grinding edge to the grinding edge
- the distances of the second bottom vertices are approximately equal.
- the distance from any point on the grinding edge to the apex of the first bottom surface is substantially equal to the distance from the apex of the second bottom surface.
- the front portion of the grinding edge is a smooth flat surface or a slightly convex curved surface, the first grinding surface and/or the second grinding machine.
- the shaved surface is an outwardly protruding curved surface, and the first grinding surface and the second grinding surface are smooth arc transitions.
- the first grinding surface and the second grinding surface are provided with a plurality of grinding grooves, ridges or knurling teeth.
- the grinding groove has a certain width, and a reverse fine edge is provided on an edge of the grinding groove.
- the ultrasonic bone cutter head of the present invention further includes a hollow liquid injection passage, the hollow liquid injection passage from the other end of the cutter bar along the cutter bar a center line direction penetrating to the bit grinding portion, wherein the bit grinding portion is provided with a lateral liquid guiding passage that penetrates transversely substantially perpendicular to an axis of the tool bar, the lateral liquid guiding channel
- the hollow liquid injection passage is in communication, and the lateral liquid communication passage forms an opening in the first grinding surface and the first grinding surface.
- the center line of the cutter bar is a curve bent along one side of the cutter bar.
- the center line of the blade body is a curve bent along one side of the blade body.
- the joint of the cutter bar with the blade body is a tapered surface that gradually decreases from the blade body to the blade bar.
- the bit grinding portion of the ultrasonic bone cutter head as a triangular vertebral body, the normal bone grinding operation can be completed, and since the front end area is small, the grinding speed is fast.
- the small front end and large rear end design provide a good view for the doctor.
- the unique full V-shaped structure design allows the doctor to grind the V-shaped groove that is fully closed on the side of the door shaft at any operating angle, which reduces the area of the window incision, which is convenient for doctors to use and improves the operation efficiency.
- Figure 1 is a perspective view of a prior art ultrasonic bone cutter head
- Figure 2 is a perspective view of an ultrasonic bone cutter head according to a first embodiment of the present invention
- Figure 3 is a side elevational view of the ultrasonic bone cutter head of the first embodiment of the present invention.
- Figure 4 is a plan view of an ultrasonic bone cutter head according to a first embodiment of the present invention.
- Figure 5 is a front elevational view of the ultrasonic bone cutter head of the first embodiment of the present invention.
- Figure 6 is a side view of an ultrasonic bone cutter head according to a second embodiment of the present invention.
- Figure 7 is a bottom plan view of an ultrasonic bone cutter head according to a second embodiment of the present invention.
- Figure 8 is a front elevational view of an ultrasonic bone cutter head according to a second embodiment of the present invention.
- Figure 9 is a perspective view of an ultrasonic bone cutter head according to a third embodiment of the present invention.
- Figure 10 is a side view of an ultrasonic bone cutter head according to a third embodiment of the present invention.
- Figure 11 is a plan view of an ultrasonic bone cutter head according to a third embodiment of the present invention.
- Figure 12 is a bottom plan view of an ultrasonic bone cutter head according to a third embodiment of the present invention.
- Figure 13 is a perspective view of an ultrasonic bone cutter head according to a fourth embodiment of the present invention.
- Figure 14 is a perspective view of an ultrasonic bone cutter head according to a fifth embodiment of the present invention.
- Figure 15 is a schematic illustration of the results of the operation of a prior art ultrasonic bone cutter head used in a single door surgery.
- Figure 16 is a schematic illustration of the results of the operation of the ultrasonic bone cutter head of the present invention in a single door surgery.
- orientations or positional relationships of the terms “top”, “bottom”, “front”, “back”, “lateral”, “axial”, etc. are indicated based on the drawings.
- the orientation or the positional relationship is merely for the purpose of describing the present invention and the simplified description, and is not intended to indicate or imply that the device or component referred to has a specific orientation, is constructed and operated in a specific orientation, and therefore is not to be construed as limiting the invention. .
- connection and “connected” are to be understood broadly, and may be, for example, a fixed connection or a detachable connection, unless otherwise explicitly stated and defined. Or integrally connected; may be mechanical connection or electrical connection; may be directly connected, or may be indirectly connected through an intermediate medium, and may be internal communication between the two elements.
- connection may be mechanical connection or electrical connection; may be directly connected, or may be indirectly connected through an intermediate medium, and may be internal communication between the two elements.
- the ultrasonic bone cutter head of the present invention comprises a cutter bar 1, a blade body 3, and a bit grinding portion 2 at the front end of the ultrasonic bone cutter bit.
- the shape of the bit grinding portion 2 is a triangular pyramid body.
- the bottom surface of the triangular vertebral body is the rear end of the grinding head 2, and the top end of the triangular vertebral body facing the bottom surface is the front end of the grinding head 2, and one end of the shank 1 is ground with the cutting head
- the rear end of the portion 2 is connected, the other end of the shank 1 is connected to the blade body 3, and two of the three side tapered surfaces of the triangular vertebral body are respectively used as the first grinding surface 21A and the second grinding surface.
- 21B, the first grinding surface 21A and the second grinding surface 21B are used for bone grinding.
- the invention designs the triangular grinding body 2 of the ultrasonic bone cutter head as a triangular vertebral body, so that the ultrasonic bone cutter head can complete the normal bone grinding operation, and the grinding speed is small because the front end area is small. fast. And because the front end is small and the back end is large, it can give the doctor a good view.
- the triangular vertebral body has a plurality of V-shaped structures, and the invention adopts a unique full V-shaped structural design, so that the doctor can make the ground door side bone groove of the grinding door shaft a fully closed V-shaped groove at any operating angle, thereby reducing The cutting area of the window is convenient for the doctor to use and improves the efficiency of the operation.
- a grinding edge 24 is formed between the first grinding surface 21A and the second grinding surface 21B, and the grinding edge 24 can be used to cut the underlying structure.
- the distance from any two points on the sharpening blade 24 to the first bottom surface apex 211A opposite to the sharpening edge 24 is substantially equal, on the second grinding surface 21B, from the sharpening edge 24
- the distance from any two points to the second bottom apex 211B opposite the sharpening blade 24 is substantially equal. According to the design of the present invention, it is possible to make the cutting edges cut into substantially the same V-shaped cutting edges during the operation, whether the cutting head is operated in a vertical or horizontal direction.
- the distance from any point on the sharpening blade 24 to the first bottom apex 211A is substantially equal to the distance from the second bottom apex 211B.
- the grinding blade 24 has a circular arc shape.
- the circular arc center is the first bottom surface apex 211A; on the second grinding surface 21B, the circular arc center is The second bottom vertex 211B.
- the first grinding surface 21A and the second grinding surface 21B may both be flat surfaces. That is, the shape of the bit grinding portion 2 is a normal triangular pyramid composed of four triangles.
- FIGS. 2 to 5 show the ultrasonic bone cutter head according to the first embodiment of the present invention, and the shape of the cutter head grinding portion 2 may be an abnormal triangular pyramid, that is, the first A grinding surface 21A and/or a second grinding surface 21B may also be curved surfaces that protrude outward, thereby being able to adapt to different grinding situations.
- the front portion of the sharpening blade 24 is a smooth plane or a slightly convex curved surface, so that the soft tissue below is not damaged. More preferably, as shown in FIG. 5, the tip end of the triangular vertebral body facing the bottom surface is also provided as a smooth plane or a curved surface to further protect the soft tissue in front of and below the blade grinding portion 2 from damage.
- a smooth circular arc transition is formed between the first grinding surface 21A and the second grinding surface 21B.
- the ultrasonic bone cutter head is made safer to use, and at the same time, the soft tissue in front of and under the cutter head grinding portion 2 can be protected from damage.
- a plurality of grinding grooves 22 may be formed in the first grinding surface 21A and/or the second grinding surface 21B.
- a plurality of grinding grooves 22 are disposed in parallel with each other, and the grinding grooves 22 are transverse grooves perpendicular to the center line of the ultrasonic bone cutter head.
- the present invention is not limited thereto, and the grinding groove 22 may also be a twill groove at an angle to the center line of the ultrasonic bone cutter head.
- the grinding groove 22 has a certain width, and a reverse fine edge is provided on the edge of the grinding groove 22, so that the bone scraping is facilitated when the bone is ground, and the bone grinding efficiency of the grinding head grinding portion 2 is increased.
- the ultrasonic bone cutter head according to the second embodiment of the present invention is different from the ultrasonic bone cutter head of the first embodiment only in that a plurality of flaws are formed on the first grinding surface 21A and/or the second grinding surface 21B. Shaped teeth 23.
- the hemostasis effect of the first grinding surface 21A and/or the second grinding surface 21B on which the stirrup teeth 23 are opened is better and safer.
- the present invention is not limited thereto, and a knurling structure may be formed on the two grinding faces 21.
- the ultrasonic bone cutter head according to the third embodiment of the present invention is different from the ultrasonic bone cutter head of the first embodiment of the present invention only in that the ultrasonic bone cutter head further comprises a hollow liquid injection passage 10, and the hollow liquid injection passage 10 is a cutter.
- the other end of the rod 1 penetrates the cutter head grinding portion 2 in the center line direction of the cutter bar 1, and the cutter head grinding portion 2 is provided with a lateral liquid guiding passage 20 that penetrates transversely substantially perpendicular to the axis of the cutter bar 1,
- the lateral liquid guiding passage 20 communicates with the hollow liquid filling passage 10, and the lateral liquid guiding passage 20 forms an opening at the first grinding surface 21A and the second grinding surface 21B.
- the structural characteristics of the cutter head are fully utilized, and an axial hollow liquid injection passage 10 is provided on the cutter bar 1, and a lateral guide is provided on the cutter head grinding portion 2.
- the liquid passage 20 enables the ultrasonic coolant to pass through the hollow liquid injection passage 10, and flows out from the opening of the lateral liquid passage 20, and flows sufficiently to the cutter head without being excited by the vibration of the ultrasonic waves. This ensures that the bit grinding section 2 is sufficiently cooled and flushed in use.
- the cutter head grinding portion 2 can be inclined upward along the cutter bar 1 or the blade body 3 for a better operation. space.
- Fig. 13 shows an ultrasonic bone cutter head according to a fourth embodiment of the present invention.
- the ultrasonic bone cutter head according to the fourth embodiment of the present invention is different from the first embodiment in that the center line of the holder 1 is a curve which is bent along one side of the holder 1.
- Fig. 14 shows an ultrasonic bone cutter head according to a fifth embodiment of the present invention.
- the ultrasonic bone cutter head according to the fifth embodiment of the present invention is different from the fourth embodiment in that the center line of the blade body 3 is a curve which is bent along one side of the blade body 3.
- the ultrasonic bone cutter head shown in Fig. 14 is also provided with an axial hollow liquid injection passage 10 and a lateral liquid guiding passage 20 on the blade body 3, and an opening is formed in the circumferential surface of the blade body 3.
- the joint of the cutter bar 1 and the blade body 3 is a tapered surface which gradually tapers from the blade body 3 to the cutter bar 1.
- one end of the blade body 3 can be connected to the knife bar 1 through a tapered surface, and the other end of the blade body 3 is a screw connection end, which can be connected to a specific ultrasonic transducer through a screw connection, and then The ultrasound transducer is connected to a specific ultrasound host for operation.
- Figure 15 is a schematic illustration of the results of the operation of a prior art ultrasonic bone cutter head used in a single door surgery.
- the grinding operation of Fig. 15 in the single-door operation of the cervical spine, when the door shaft side is ground, since the grinding portion of the cutting head is square or round, the worn bone surface cannot be in close contact when closed. The healing time of the patient is increased and some other complications are apt to occur in the formed cavity.
- FIG. 16 is a diagram showing the results of the operation of the ultrasonic bone cutter head of the present invention in a single door surgery.
- the ground bone surface is relatively regular, which ensures that the ground bone surface is in close contact when closed, and the wound surface is highly compatible, which is beneficial to bone healing. It reduces the risk of complications, and the patient has less pain and quick recovery after surgery.
- the ultrasonic bone cutter head of the present invention it is possible to have a small amount of bone removal while shortening the healing time of the patient.
- the present invention enables the ultrasonic bone cutter head to perform a normal bone grinding operation by designing the cutter head grinding portion 2 of the ultrasonic bone cutter head as a triangular pyramid. And because of its small front end area, the grinding speed is fast. In addition, because of the small front end and large back end design, it can provide a good vision for doctors.
- the triangular vertebral body has a plurality of V-shaped structures, and the unique full V-shaped structure design of the invention enables the doctor to grind the V-shaped groove which is fully closed on the side of the door shaft at any operating angle along the grinding direction of the cutting head. Thereby reducing the area of the window incision, convenient for the doctor to use, improving the efficiency and safety of the operation. In addition, less bone loss also shortens the patient's recovery time.
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Abstract
Description
Claims (10)
- 一种超声骨刀刀头,包括刀杆(1)、刀身(3)、和位于所述超声骨刀刀头的前端的刀头磨削部(2),其特征在于,所述刀头磨削部(2)的形状为三棱椎体,所述三棱椎体的底面为所述刀头磨削部(2)的后端,与所述底面正对的所述三棱椎体的顶尖端为所述刀头磨削部(2)的前端,所述刀杆(1)的一端与所述刀头磨削部(2)的后端相连接,所述刀杆(1)的另一端与所述刀身(3)相连接,所述三棱椎体的三个侧锥面中的其中两个侧面分别作为第一磨削面(21A)和第二磨削面(21B)。
- 根据权利要求1所述的超声骨刀刀头,其特征在于,所述第一磨削面(21A)和所述第二磨削面(21B)之间形成磨削刃(24),在所述第一磨削面(21A)上,从所述磨削刃(24)上任何两点到与该磨削刃(24)相对的第一底面顶点(211A)的距离大致相等,在所述第二磨削面(21B)上,从所述磨削刃(24)上任何两点到与该磨削刃(24)相对的第二底面顶点(211B)的距离大致相等。
- 根据权利要求2所述的超声骨刀刀头,其特征在于,所述磨削刃(24)上的任何一点到所述第一底面顶点(211A)的距离与到所述第二底面顶点(211B)的距离大致相等。
- 根据权利要求2所述的超声骨刀刀头,其特征在于,所述磨削刃(24)的前部为光滑的平面或向外略微凸起的曲面,所述第一磨削面(21A)和/或所述第二磨削面(21B)为向外突出的弧形面,所述第一磨削面(21A)和所述第二磨削面(21B)之间为光滑圆弧过渡。
- 根据权利要求1所述的超声骨刀刀头,其特征在于,在所述第一磨削面(21A)和/或所述第二磨削面(21B)上开设有多条磨槽(22)、锉形齿(23)或滚花齿。
- 根据权利要求5所述的超声骨刀刀头,其特征在于,所述磨槽(22)具有一定的宽度,在所述磨槽(22)的边缘设置有反向细刃。
- 根据权利要求1至6中任意一项所述的超声骨刀刀头,其特征在于,所述超声骨刀刀头还包括中空注液通道(10),所述中空注液通道(10)从所述刀杆(1)的所述另一端沿所述刀杆(1)的中心线方向贯穿至所述刀头磨削部(2),在所述刀头磨削部(2)设有沿大致垂直于所述刀杆(1)的轴线而横向贯通的横向导液通道(20),所述横向导液通道(20)与所述中空注液通道(10)相连通,所述横向导液通道(20)在所述第一磨削面(21A)和所述第一磨削面(21B)形成开口。
- 根据权利要求7所述的超声骨刀刀头,其特征在于,所述刀杆(1)的中心线为沿所述刀杆(1)的一侧弯折的曲线。
- 根据权利要求7所述的超声骨刀刀头,其特征在于,所述刀身(3)的中心线为沿所述刀身(3)的一侧弯折的曲线。
- 根据权利要求1所述的超声骨刀刀头,其特征在于,所述刀杆(1)与所述刀身(3)的连接处为从所述刀身(3)到所述刀杆(1)逐渐缩小的锥面。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE212018000340.8U DE212018000340U1 (de) | 2017-11-14 | 2018-09-14 | Ultraschall-Osteotom-Bit |
US16/758,007 US11779366B2 (en) | 2017-11-14 | 2018-09-14 | Ultrasonic osteotome bit |
KR2020207000023U KR200496015Y1 (ko) | 2017-11-14 | 2018-09-14 | 초음파 오스테오톰 비트 |
JP2020600068U JP3229242U (ja) | 2017-11-14 | 2018-09-14 | 超音波骨刀ビット |
AU2020100622A AU2020100622A4 (en) | 2017-11-14 | 2020-04-23 | Ultrasonic osteotome bit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711118873.2A CN107744401B (zh) | 2017-11-14 | 2017-11-14 | 超声骨刀刀头 |
CN201711118873.2 | 2017-11-14 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2020100622A Division AU2020100622A4 (en) | 2017-11-14 | 2020-04-23 | Ultrasonic osteotome bit |
Publications (1)
Publication Number | Publication Date |
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WO2019095831A1 true WO2019095831A1 (zh) | 2019-05-23 |
Family
ID=61250665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2018/105781 WO2019095831A1 (zh) | 2017-11-14 | 2018-09-14 | 超声骨刀刀头 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11779366B2 (zh) |
JP (1) | JP3229242U (zh) |
KR (1) | KR200496015Y1 (zh) |
CN (1) | CN107744401B (zh) |
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CN107744401B (zh) * | 2017-11-14 | 2024-05-07 | 北京水木天蓬医疗技术有限公司 | 超声骨刀刀头 |
CA3097746A1 (en) * | 2018-04-20 | 2019-10-24 | Misonix, Incorporated | Ultrasonic surgical drill and assembly |
CN109620415B (zh) | 2019-02-14 | 2024-03-26 | 北京水木天蓬医疗技术有限公司 | 机器人辅助超声骨动力*** |
CN113951988B (zh) * | 2021-09-10 | 2023-09-01 | 中国医学科学院北京协和医院 | 超声骨刀的磨削方法、装置及磨削*** |
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KR200496015Y1 (ko) | 2022-10-14 |
JP3229242U (ja) | 2020-12-03 |
KR20200001377U (ko) | 2020-06-24 |
US11779366B2 (en) | 2023-10-10 |
DE212018000340U1 (de) | 2020-05-26 |
CN107744401B (zh) | 2024-05-07 |
CN107744401A (zh) | 2018-03-02 |
US20200289147A1 (en) | 2020-09-17 |
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