CN111887928A - Embedding device for visually processing bony compression and intervertebral foramen forming under spinal endoscope - Google Patents
Embedding device for visually processing bony compression and intervertebral foramen forming under spinal endoscope Download PDFInfo
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- CN111887928A CN111887928A CN202010567325.3A CN202010567325A CN111887928A CN 111887928 A CN111887928 A CN 111887928A CN 202010567325 A CN202010567325 A CN 202010567325A CN 111887928 A CN111887928 A CN 111887928A
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- 230000006835 compression Effects 0.000 title claims abstract description 15
- 238000007906 compression Methods 0.000 title claims abstract description 15
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims abstract description 7
- 210000000988 bone and bone Anatomy 0.000 claims description 19
- 238000000465 moulding Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 claims description 2
- 238000012800 visualization Methods 0.000 claims 4
- 238000007493 shaping process Methods 0.000 claims 2
- 239000007943 implant Substances 0.000 claims 1
- 210000005036 nerve Anatomy 0.000 abstract description 11
- 208000008558 Osteophyte Diseases 0.000 abstract description 5
- 210000001951 dura mater Anatomy 0.000 abstract description 4
- 230000002308 calcification Effects 0.000 abstract description 2
- 230000006378 damage Effects 0.000 abstract description 2
- 230000006837 decompression Effects 0.000 abstract description 2
- 201000010934 exostosis Diseases 0.000 abstract description 2
- 210000000278 spinal cord Anatomy 0.000 description 8
- 230000001939 inductive effect Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 210000001032 spinal nerve Anatomy 0.000 description 3
- 208000031481 Pathologic Constriction Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000036262 stenosis Effects 0.000 description 2
- 208000037804 stenosis Diseases 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 210000000115 thoracic cavity Anatomy 0.000 description 2
- 206010061728 Bone lesion Diseases 0.000 description 1
- 241001269524 Dura Species 0.000 description 1
- 208000003618 Intervertebral Disc Displacement Diseases 0.000 description 1
- 206010050296 Intervertebral disc protrusion Diseases 0.000 description 1
- 208000028389 Nerve injury Diseases 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- 241000425571 Trepanes Species 0.000 description 1
- 230000003187 abdominal effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001839 endoscopy Methods 0.000 description 1
- 206010020718 hyperplasia Diseases 0.000 description 1
- 230000002390 hyperplastic effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 210000004446 longitudinal ligament Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008764 nerve damage Effects 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 208000005198 spinal stenosis Diseases 0.000 description 1
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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
- A61B17/1604—Chisels; Rongeurs; Punches; Stamps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- 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
-
- 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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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
An incarceration device for visually processing bony compression and intervertebral foramen forming under a spinal endoscope comprises a rod body and an incarceration head, wherein the rod body is cylindrical, and the incarceration head comprises a connecting part and an operation part; the connecting part is used for connecting the incarceration head with the rod body, and the operating part is used for incarceration, filing and hammering a pressing object; the operation part comprises two side surfaces, a bottom surface, a top surface and a back surface; one side of the top surface is connected with the connecting part, and the two side surfaces are planes; the top surface is connected with the bottom surface through a cambered surface; one side surface of the side surface is provided with a side surface filing flower, the side surface filing flower is formed by rhombic or triangular nicks, and the depth of the nicks is 0.5-0.8 mm; the bottom surface is provided with a bottom surface filing flower which is formed by rhombic or triangular nicks, and the depth of the nicks is 0.5-0.8 mm. This incarceration ware can use under the backbone scope, and incarceration osteophyte, calcification intervertebral disc and enlarge intervertebral foramen space efficient, can wind the perpendicular decompression of nerve dura mater bag ventral side, does not tractive, extrudeed nerve, avoids the mechanical damage of nerve dura mater bag, and the security is high.
Description
Technical Field
The invention relates to an instrument for minimally invasive spine surgery, in particular to an incarceration device which can be used under a spine endoscope and is used for treating bony compression and intervertebral reaming formation.
Background
The intervertebral foramen mirror is a brand-new spinal minimally invasive technology, and can treat bone lesions such as almost all types of intervertebral disc protrusion, partial spinal canal stenosis, intervertebral foramen stenosis, calcification and the like. The treatment difficulty is high when nerves and a dura sac are pressed due to hard pressure-causing objects such as spinal stenosis, calcified protrusion, hyperplastic osteophyte and the like, and the existing tools comprise a power abrasive drill, a osteotome, a trepan, rongeur and the like. When handling such hard pressor, it is necessary to pull nerves, dura mater sac, spinal cord, etc. to expose the pressor at the target area for targeted removal. However, when the above-mentioned tools are used for rigid compression-inducing objects on the cervical vertebrae, thoracic vertebrae and high lumbar vertebrae abdominal side, such as calcified intervertebral discs, ossified posterior longitudinal ligaments, proliferated vertebrae posterior osteophytes and huge central intervertebral discs adjacent to the spinal cord, nerves and dural sac need to be pulled to expose the compression-inducing objects, and the above-mentioned types of compression-inducing objects are located in the center of the spinal canal, and the pulling of the spinal cord, nerves and dural sac is very likely to cause mechanical traction injury and cause irreversible nerve injury paralysis, so that the above-mentioned tools cannot safely relieve such rigid compression.
Disclosure of Invention
The invention aims to provide an embedding blunt device which can safely and visually process bony compression and intervertebral reaming molding under a spinal endoscope.
In order to achieve the purpose, the invention comprises a rod body and an embedding head, and is characterized in that the rod body is a cylindrical or conical rod, the maximum diameter is 3.5-4.5mm, the rod body can penetrate through an operation hole of a spinal endoscope, and the length of the rod body is within the range of 35-45 cm;
the incarceration head comprises a connecting part and an operation part; the connecting part is used for connecting the incarceration head with the rod body, and the operating part is used for filing bones;
the operating part comprises two side surfaces, a bottom surface, a top surface and a back surface;
one side of the top surface is connected with the connecting part, and an included angle of 20-40 degrees is formed between the top surface and the bottom surface;
the two side surfaces are planes; the back surface is positioned away from the contact end of the top surface and the bottom surface and is connected with the bottom surface through an arc surface,
the top surface is connected with the bottom surface through an arc surface;
the distance between one side of the top surface close to the adjacent connecting part and the bottom surface is 2-4mm, and the distance between one side of the top surface far away from the connecting part and the bottom surface is 1-2 mm;
the width of the top surface is 2.5-3.5mm, and the width of the bottom surface is 2.5-4.5 mm;
the length of the top surface is 3-5mm, and the length of the bottom surface is 4-6 mmm;
the included angle alpha between the axis of the connecting part and the bottom surface of the operation part is 90-110 degrees, and the included angle between the axis of the connecting part and the top surface of the operation part is 100-130 degrees;
one of the side surfaces is provided with a side filing flower which is composed of rhombic or triangular nicks, and the depth of the nicks is 0.5-0.8 mm;
the bottom surface is provided with a bottom surface filing flower which is formed by rhombic or triangular nicks, and the depth of the nicks is 0.5-0.8 mm.
Furthermore, a bottom edge cutting edge is formed between the bottom surface and an elongated slot along the edge of the bottom surface at the bottom surface of the side surface with the side filing patterns, the width of the elongated slot is 1-1.8mm, and the width of the bottom edge cutting edge is 0.3-0.5 mm.
Furthermore, 1-4 anchoring bolts are arranged on the side of the bottom surface close to the back surface, and are used for positioning the incarceration head on the bone and forming chiseling effect on the bone when knocking.
Furthermore, when 1 anchor is arranged, the anchor is positioned at the corner between the bottom surface and the back surface, which is close to the tail end of the long groove, and the anchor is conical and protrudes 0.2-0.5mm from the bottom surface.
Furthermore, when a plurality of anchor bolts are arranged along the line intersecting the bottom surface and the back surface, the anchor bolts are conical and protrude 0.2-0.3mm from the bottom surface.
Furthermore, the side surface with the side filing flower is an inclined surface, and the included angle between the inclined surface and the bottom surface is 75-85 degrees.
The invention has the advantages that the invention can be used under a spinal endoscope, has good visual field, meanwhile, the L-shaped incarceration head can safely wind around the ventral side of the nerve, the spinal cord and the dural sac through the gap entering from the outer side of the nerve, the spinal cord and the dural sac on the premise of not drawing the nerve, the spinal cord and the dural sac, the tail end of the hammering embedded blunt rod is hammered, hammering impact force is transmitted to lead to embedding the blunt head, the ventral side hard pressure-inducing object of the nerve, the spinal cord and the dural sac is collapsed, or intervertebral foramen is enlarged, enough space is created for molding the nerve, the spinal cord and the dural sac, the pressure-inducing object can be firmly anchored by the rasp and the anchor nail, and the L-. Soft tissue or nerve can not be rolled in the whole operation, nerve, spinal cord and dura mater sac can not be drawn, the safety is higher, the operation difficulty is reduced, the decompression operation of cervical vertebra, thoracic vertebra and high lumbar vertebra ventral central type pressure-inducing objects which can not be completed by the existing spinal endoscope technology can be completed, and the current operation indication range of the spinal endoscope technology can be expanded.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a rear view of fig. 1.
Fig. 3 is a bottom view of fig. 1.
Fig. 4 is a schematic structural diagram of the second embodiment.
Fig. 5 is a schematic view of fig. 4A-a.
Fig. 6 shows a schematic view of the anchor construction.
In the figure, a rod body 10, an incarceration head 20, a side wall filing flower 21, a bottom surface filing flower 22, a bottom edge cutting edge 23 and an anchor bolt 24
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. .
In actual surgical procedures, chisels with handles or similar tools are often used to trim the spinal bone, to cut bone spurs away or to cut out, or to chisel the intervertebral foramen large.
The instrument has no way to operate under spinal endoscopy, either requires a large wound to be made on the affected part of the patient, or can be operated only by experience, and in any case, the operation risk and difficulty are very high.
Therefore, the blunt embedding device capable of being inserted into the spinal endoscope in an inverted mode is designed, and comprises a rod body 10 and an embedding head 20, wherein the rod body 10 is a cylindrical or conical rod, the maximum diameter is 3.5-4.5mm, the blunt embedding device can penetrate through an operation hole of the spinal endoscope, and the length of the rod body 10 is within the range of 35-45 cm.
The incarceration head 20 includes a connection portion 202 and an operation portion 201; the connecting part 202 is used for connecting the incarceration head 20 and the rod body 10, and the operating part 201 is used for filing bones;
the operating portion 201 includes two side surfaces, a bottom surface, a top surface and a back surface;
one side of the top surface is connected with the connecting part 202, and an included angle of 20-40 degrees is formed between the top surface and the bottom surface;
the two side surfaces are planes; the back surface is positioned away from the contact end of the top surface and the bottom surface and is connected with the bottom surface through an arc surface,
the top surface is connected with the bottom surface through an arc surface;
the distance between one side of the top surface close to the adjacent connecting part and the bottom surface is 2-4mm, and the distance between one side of the top surface far away from the connecting part and the bottom surface is 1-2 mm;
the width of the top surface is 2.5-3.5mm, and the width of the bottom surface is 2.5-4.5 mm;
the length of the top surface is 3-5mm, and the length of the bottom surface is 4-6 mmm;
the included angle alpha between the axis of the connecting part 202 and the bottom surface of the operating part 201 is 90-110 degrees, and the included angle between the axis of the connecting part and the top surface of the operating part is 100-130 degrees;
one of the side surfaces is provided with a side filing flower 21, the side filing flower 21 is formed by rhombic or triangular nicks, and the depth of the nicks is 0.5-0.8 mm;
the bottom surface is provided with a bottom surface filing flower 22, the bottom surface filing flower 22 is formed by diamond-shaped or triangular nicks, and the depth of the nicks is 0.5-0.8 mm.
When using like this, with the body of rod from backbone scope bottom back of inserting, install handle or hammering face again on body of rod top, just can operate spur or intervertebral foramen under the backbone scope. During the operation, use and inlay the head and contradict spur or intervertebral hole, the hammering face on hammering body of rod top utilizes the file flower to peel off the top layer of skeleton or outstanding part to reach the mesh of getting rid of spur and expanding intervertebral hole.
Certainly, in order to improve the working efficiency, a bottom edge cutting edge 23 is formed between the long groove arranged along the edge of the bottom surface and the bottom surface at the side with the side filing flower 21, the width of the long groove is 1-1.8mm, and the width of the bottom edge cutting edge 23 is 0.3-0.5 mm. Thus, the bone can be stripped more quickly when the bottom surface is pressed against the bony spur to widen the intervertebral foramen.
On the side of the bottom surface adjacent to the rear surface, 1 to 4 anchoring studs 24 are provided, which serve for positioning the incarceration head 20 on the bone and for chiseling the bone during striking.
When the number of the anchor bolts 24 is 1, the anchor bolts 24 are positioned at the included angle between the bottom surface and the back surface, which is close to the tail end of the long groove, and the anchor bolts 24 are conical and protrude 0.2-0.5mm from the bottom surface.
When the anchor 24 is plural, it is arranged along a line where the bottom surface and the back surface intersect.
In order to increase the friction with the bone or to increase the stripping effect, the side with the side rasps is arranged as an inclined plane with an angle of 75-85 ° with the bottom surface, so that when the side rasps against the bone, a line contact can be formed between the incarceration head 20 and the bone, facilitating the handling of larger bone spurs.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An incarceration device for visually processing bony compression and intervertebral foramen formation under a spinal endoscope comprises a rod body and an incarceration head, and is characterized in that the rod body is a cylindrical or conical rod, the maximum diameter of the rod body is 3.5-4.5mm, the rod body can penetrate through an operation hole of the spinal endoscope, and the length of the rod body is within the range of 35-45 cm;
the incarceration head comprises a connecting part and an operation part; the connecting part is used for connecting the incarceration head with the rod body, and the operating part is used for filing bones;
the operating part comprises two side surfaces, a bottom surface, a top surface and a back surface;
one side of the top surface is connected with the connecting part, and an included angle of 20-40 degrees is formed between the top surface and the bottom surface;
the two side surfaces are planes; the back surface is positioned away from the contact end of the top surface and the bottom surface and is connected with the bottom surface through an arc surface,
the top surface is connected with the bottom surface through an arc surface;
the distance between one side of the top surface close to the adjacent connecting part and the bottom surface is 2-4mm, and the distance between one side of the top surface far away from the connecting part and the bottom surface is 1-2 mm;
the width of the top surface is 2.5-3.5mm, and the width of the bottom surface is 2.5-4.5 mm;
the length of the top surface is 3-5mm, and the length of the bottom surface is 4-6 mmm;
the included angle alpha between the axis of the connecting part and the bottom surface of the operation part is 90-110 degrees, and the included angle between the axis of the connecting part and the top surface of the operation part is 100-130 degrees;
one of the side surfaces is provided with a side filing flower which is composed of rhombic or triangular nicks, and the depth of the nicks is 0.5-0.8 mm;
the bottom surface is provided with a bottom surface filing flower which is formed by rhombic or triangular nicks, and the depth of the nicks is 0.5-0.8 mm.
2. The under-spine-endoscope visual bone compression and intervertebral reaming shaping blunt instrument according to claim 1, wherein a bottom edge is formed between a long groove along the edge of the bottom surface and the bottom surface at the bottom surface of the side with the side rasp, the width of the long groove is 1-1.8mm, and the width of the bottom edge is 0.3-0.5 mm.
3. The endoscopic visualization bone compression and reaming implant device for vertebral column as claimed in claim 1, wherein the bottom surface has 1-4 anchors on the side near the back surface for positioning the head on the bone and for chiseling the bone when knocking.
4. The endoscopic visualization bone compression and intervertebral reaming molding blunt instrument of claim 3, wherein the number of the anchor is 1, the anchor is located at the corner between the bottom surface and the back surface near the tail end of the elongated slot, the anchor is conical, and the bottom surface protrudes 0.2-0.5 mm.
5. The endoscopic visualization bone compression and intervertebral reaming molding blunt inserter according to claim 3, wherein when there are a plurality of anchors, the anchors are arranged along a line intersecting the back surface and have a conical shape protruding 0.2-0.3mm from the bottom surface.
6. The under-the-spine-endoscope visualization bone compression and intervertebral reaming shaping blunt instrument according to any one of claims 1 to 5, characterized in that the side surface with the side rasp is an inclined surface with an angle of 75 to 85 degrees with the bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010567325.3A CN111887928A (en) | 2020-06-19 | 2020-06-19 | Embedding device for visually processing bony compression and intervertebral foramen forming under spinal endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010567325.3A CN111887928A (en) | 2020-06-19 | 2020-06-19 | Embedding device for visually processing bony compression and intervertebral foramen forming under spinal endoscope |
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| Publication Number | Publication Date |
|---|---|
| CN111887928A true CN111887928A (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010567325.3A Pending CN111887928A (en) | 2020-06-19 | 2020-06-19 | Embedding device for visually processing bony compression and intervertebral foramen forming under spinal endoscope |
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| CN (1) | CN111887928A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2452456Y (en) * | 2000-11-22 | 2001-10-10 | 谢大志 | hard type operation equipment specially for intervertebral discs |
| CN202699234U (en) * | 2012-05-22 | 2013-01-30 | 于凤宾 | Osteotome with boot-shaped chisel head |
| CN205198077U (en) * | 2015-10-09 | 2016-05-04 | 中国人民解放军第二军医大学 | Intervertebral disc cartilage board stripper |
| CN108670358A (en) * | 2018-05-29 | 2018-10-19 | 林浩 | Ultrasonic osteotome bit device and its processing method under a kind of minimally invasive spine scope |
| US20190357930A1 (en) * | 2018-01-29 | 2019-11-28 | Beijing Smtp Technology Co., Ltd. | Minimally Invasive Ultrasonic Osteotome Head and Minimally Invasive Ultrasonic Bone Power System |
| CN213129728U (en) * | 2020-06-19 | 2021-05-07 | 徐州市中心医院 | Embedding device for visually processing bony compression and intervertebral foramen forming under spinal endoscope |
-
2020
- 2020-06-19 CN CN202010567325.3A patent/CN111887928A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2452456Y (en) * | 2000-11-22 | 2001-10-10 | 谢大志 | hard type operation equipment specially for intervertebral discs |
| CN202699234U (en) * | 2012-05-22 | 2013-01-30 | 于凤宾 | Osteotome with boot-shaped chisel head |
| CN205198077U (en) * | 2015-10-09 | 2016-05-04 | 中国人民解放军第二军医大学 | Intervertebral disc cartilage board stripper |
| US20190357930A1 (en) * | 2018-01-29 | 2019-11-28 | Beijing Smtp Technology Co., Ltd. | Minimally Invasive Ultrasonic Osteotome Head and Minimally Invasive Ultrasonic Bone Power System |
| CN108670358A (en) * | 2018-05-29 | 2018-10-19 | 林浩 | Ultrasonic osteotome bit device and its processing method under a kind of minimally invasive spine scope |
| CN213129728U (en) * | 2020-06-19 | 2021-05-07 | 徐州市中心医院 | Embedding device for visually processing bony compression and intervertebral foramen forming under spinal endoscope |
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