CN110693576B - Electric planing device used under foramen mirror - Google Patents
Electric planing device used under foramen mirror Download PDFInfo
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- CN110693576B CN110693576B CN201910990005.6A CN201910990005A CN110693576B CN 110693576 B CN110693576 B CN 110693576B CN 201910990005 A CN201910990005 A CN 201910990005A CN 110693576 B CN110693576 B CN 110693576B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 241000269959 Xiphias gladius Species 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 235000021335 sword fish Nutrition 0.000 claims 1
- 210000001519 tissue Anatomy 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 2
- 210000000845 cartilage Anatomy 0.000 abstract 1
- 210000004749 ligamentum flavum Anatomy 0.000 abstract 1
- 230000009471 action Effects 0.000 description 5
- 230000001575 pathological effect Effects 0.000 description 4
- 239000012634 fragment Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 208000035965 Postoperative Complications Diseases 0.000 description 1
- 206010048038 Wound infection Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002406 microsurgery Methods 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- 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
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses an electric planing device used under an intervertebral foramen mirror, which belongs to the field of surgical instruments, and comprises an outer cutter, an inner cutter and a handle, wherein one end of the inner cutter connecting handle is connected with a connecting block used for being in transmission connection with a cutter holder, the end part of the cutter holder is provided with a third slot matched with the connecting block, and the inner cutter connecting handle is also provided with a through hole communicated with an inner cutter pipe; the inner wall of the first slot is fixedly provided with a fixed rod, the outer wall of the inner cutter connecting handle is provided with an inclined ring groove, one end of the fixed rod is positioned in the inclined ring groove, and one end of the inner cutter connecting handle is also provided with a first abdication groove communicated with the inclined ring groove; the invention can be used under the foramen mirror, thereby being more convenient for doctors to shave tissues; during operation, serrated edges in the inner knife edge and the outer knife edge are mutually sheared, so that rapid planing is realized on ligamentum flavum, loose nucleus pulposus and even vertebral plate cartilage, the inner knife tube rotates and can move back and forth along the length direction of the outer knife tube, the tearing force of the length direction of the outer knife tube is increased, and the aim of efficiently cleaning and removing tissues is fulfilled.
Description
Technical Field
The invention relates to the field of surgical instruments, in particular to an electric planing device used under an intervertebral foramen mirror.
Background
With the continuous progress of medical technology, the intervertebral foramen mirror operation which is an important component of the spinal micro surgery can be used for cutting and repairing pathological tissues of the intervertebral disc under the minimally invasive condition, the intervertebral foramen mirror operation operated under the mirror has the advantages of less pain, quick recovery, reduction of postoperative complications, low operation cost and the like, the development of the intervertebral foramen mirror operation fully reflects the development trend of the modern surgical minimally invasive, the pathological soft tissues under the mirror are required to be cleared in the process of the intervertebral foramen mirror operation, and the electric planing device has unique advantages for clearing the large-area soft tissues;
the planing knife of the electric planing device in the prior art has the advantages that the diameter of the knife is larger than the inner diameter of the working channel of the intervertebral foramen mirror, the length is shorter, the operation cannot be performed under the mirror, the opening of the planing knife head end is small, the knife edge is easy to be blocked by tissue fragments during planing, the efficiency is low, the operation effect is influenced, and the operation time is prolonged.
Disclosure of Invention
The invention provides an electric planing device used under an intervertebral foramen mirror, which can solve the problems that the electric planing device in the prior art cannot be used under the intervertebral foramen mirror, the knife edge of a planing knife is small, the knife edge is easily blocked by tissue fragments, and the planing efficiency is low.
An electric planing device used under an intervertebral foramoscope comprises an outer cutter, an inner cutter and a handle, wherein the outer cutter comprises a circular tubular outer cutter pipe and an outer cutter connecting handle connected with the outer cutter pipe, and one end of the outer cutter pipe, which is far away from the outer cutter connecting handle, is provided with a section of outer cutter edge penetrating through the pipe wall of the outer cutter pipe; the inner cutter comprises a tubular inner cutter tube and an inner cutter connecting handle connected with the inner cutter tube, one end of the inner cutter tube, far away from the inner cutter connecting handle, is provided with an inner cutter edge penetrating through the wall of the inner cutter tube, the outer diameter of the inner cutter tube is matched with the inner diameter of the outer cutter tube, the inner cutter tube can relatively rotate, the tail end of the outer cutter connecting handle is inserted into the outer cutter tube, and one end of the outer cutter connecting handle is provided with a groove matched with the inner cutter connecting handle;
the front end of the handle is provided with a first slot matched with the outer cutter connecting handle, a motor, a cutter holder connected with the motor connecting shaft and a negative pressure suction channel are also arranged in the handle, the tail end of the handle is provided with a motor interface and a negative pressure interface, the motor interface is connected with the input end of the motor through an electric wire, and the negative pressure interface is communicated with the negative pressure suction channel;
one end of the inner cutter connecting handle is connected with a connecting block which is used for being in transmission connection with the cutter holder, a third slot matched with the connecting block is formed at the end part of the cutter holder, and a through hole communicated with the inner cutter pipe is formed in the inner cutter connecting handle;
the inner wall of the first slot is fixedly provided with a fixing rod, an inclined ring groove is formed in the outer wall of the inner cutter connecting handle, one end of the fixing rod is located in the inclined ring groove, and a first abdication groove communicated with the inclined ring groove is further formed in one end of the inner cutter connecting handle.
Preferably, a buckle is arranged on the outer wall of the outer cutter connecting handle, a limiting groove for clamping the buckle is formed in the inner wall of the first slot, a jack communicated with the limiting groove is formed in the handle, and a push rod for enabling the buckle to be separated from the limiting groove is arranged in the jack.
Preferably, a fixing seat for fixing the ejector rod is fixedly connected to the outer wall of the handle, and a reset spring sleeved on the ejector rod is arranged in the fixing seat.
Preferably, the notch of the first slot is provided with a groove, a push ring is arranged in the groove, the push ring is fixedly connected with two connecting plates, a second slot matched with the connecting plates is arranged in the groove, one of the connecting plates is provided with a second abdication groove for the ejector rod to abdy, the ejector rod passes through the second abdication groove, the ejector rod is provided with a third abdication groove for the connecting plates to abdy, and one of the second slots is provided with a spring.
Preferably, a limiting ring is fixed on the outer cutter connecting handle, and a stepped groove matched with the limiting ring is formed in the push ring.
Preferably, the outer side of the outer cutter connecting handle is fixedly connected with a positioning block, the inner wall of the first slot is provided with a positioning groove matched with the positioning block, and the push ring is also provided with a through groove for giving way to the positioning block.
Preferably, the edges of both sides of the outer knife edge and the inner knife edge are saw-tooth-shaped.
Preferably, the tail end walls of the outer cutter tube and the inner cutter tube are spherical.
Preferably, the outer diameter of the outer cutter tube ranges from 3.5mm to 4.0mm, and the length of the outer cutter tube ranges from 300mm to 320mm.
Preferably, the handle is further provided with a suction valve.
Compared with the prior art, the invention has the beneficial effects that: the length of the outer cutter tube is larger than that of the working channel of the intervertebral foramen mirror, and the outer diameter of the outer cutter tube is smaller than the inner diameter of the working channel, so that the outer cutter tube can be used under the intervertebral foramen mirror, and a doctor can shave tissues more conveniently; during operation, serrated edges in the inner knife edge and the outer knife edge are mutually sheared, so that the pathological tissues are rapidly shaved, when the inner knife tube rotates, the inner knife tube moves back and forth in the outer knife tube along the length direction of the outer knife tube under the influence of the fixing rod, the tearing force of the outer knife tube in the length direction is increased, and the purpose of efficiently cleaning the pathological tissues is achieved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic structural view of the outer knife of the present invention;
FIG. 3 is a schematic view of the structure of the inner knife of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1 in accordance with the present invention;
FIG. 5 is a partial cross-sectional view of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5B in accordance with the present invention;
FIG. 7 is a schematic end view of the present invention;
fig. 8 is a schematic structural view of the joint of the ejector pin and the connecting plate according to the present invention.
Reference numerals illustrate:
the tool comprises a handle, a 2-outer tool tube, a 3-outer tool connecting handle, a 4-outer tool edge, a 5-inner tool tube, a 6-inner tool connecting handle, a 7-inner tool edge, an 8-first slot, a 9-motor, a 10-tool holder, a 11-negative pressure suction channel, a 12-motor interface, a 13-negative pressure interface, a 14-connecting block, a 15-through hole, a 16-fixed rod, a 17-diagonal ring groove, a 18-first yielding groove, a 19-buckle, a 20-limiting groove, a 21-ejector rod, a 22-fixed seat, a 23-reset spring, a 24-groove, a 25-push ring, a 26-connecting plate, a 27-second slot, a 28-second yielding groove, a 29-third yielding groove, a 30-limiting ring, a 31-third slot, a 32-positioning block, a 33-positioning groove and a 34-suction switch.
Detailed Description
One embodiment of the present invention will be described in detail below with reference to the attached drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
As shown in fig. 1 to 8, the electric planer for use under an foramen mirror provided by the embodiment of the invention comprises an outer cutter, an inner cutter and a handle 1, wherein the outer cutter comprises a tubular outer cutter tube 2 and an outer cutter connecting handle 3 connected with the outer cutter tube 2, and one end of the outer cutter tube 2 far away from the outer cutter connecting handle 3 is provided with a section of outer cutter edge 4 penetrating through the wall of the outer cutter tube 2; the inner knife comprises a tubular inner knife tube 5 and an inner knife connecting handle 6 connected with the inner knife tube 5, one end of the inner knife tube 5 far away from the inner knife connecting handle 6 is provided with an inner knife edge 7 penetrating through the wall of the inner knife tube 5, the outer diameter of the inner knife tube 5 is matched with the inner diameter of the outer knife tube 2, the inner knife tube 5 can relatively rotate, the tail end of the outer knife connecting handle 3 is inserted into the outer knife tube 2, and one end of the outer knife connecting handle 3 is provided with a groove matched with the inner knife connecting handle 6;
the front end of the handle 1 is provided with a first slot 8 matched with the outer cutter connecting handle 3, the handle 1 is internally provided with a motor 9, a cutter holder 10 connected with a connecting shaft of the motor 9 and a negative pressure suction channel 11, the tail end of the handle 1 is provided with a motor interface 12 and a negative pressure interface 13, the motor interface 12 is connected with the input end of the motor 9 through an electric wire, and the negative pressure interface 13 is communicated with the negative pressure suction channel 11;
one end of the inner cutter connecting handle 6 is connected with a connecting block 14 which is used for being in transmission connection with the cutter holder 10, a third slot 31 matched with the connecting block 14 is formed at the end part of the cutter holder 10, and a through hole 15 communicated with the inner cutter tube 2 is formed in the inner cutter connecting handle 6;
the inner wall of the first slot 8 is fixedly provided with a fixed rod 16, the outer wall of the inner cutter connecting handle 6 is provided with an inclined ring groove 17, one end of the fixed rod 16 is positioned in the inclined ring groove 17, and one end of the inner cutter connecting handle 6 is also provided with a first abdication groove 18 communicated with the inclined ring groove 17;
when the fixing rod is installed, the first abdication groove 18 abdies the fixing rod 16, and one end of the fixing rod 16 can be positioned in the inclined ring groove 17 after the fixing rod is installed;
the motor 9 drives the tool holder 10 to rotate, so that the inner knife is driven to rotate, when the inner knife rotates, the inner knife connecting handle 6 moves back and forth along the length direction of the inner knife tube 5 by the action of the inclined ring groove 17 and the fixed rod 16 with one end positioned in the inclined ring groove 17, the length of the inner knife connecting handle is one fourth of the length of the inner knife edge 7, after the inner knife is installed, the connecting block 14 is always positioned in the third slot 31, and even if the inner knife moves back and forth along the length direction of the inner knife tube 5, the transmission relation between the tool holder 10 and the connecting block 14 is not influenced;
a buckle 19 is arranged on the outer wall of the outer cutter connecting handle 3, a limit groove 20 for clamping the buckle 19 is formed in the inner wall of the first slot 8, a jack communicated with the limit groove 20 is formed in the handle 1, and a push rod 21 for separating the buckle 19 from the limit groove 20 is arranged in the jack;
the push rod 21 is pressed inwards to push the buckle 19 out of the limit groove 20, so that the fixation of the outer cutter is released, in general, the outer cutter pipe 2 needs to be pulled outwards while being pressed against the push rod 21 during disassembly, at the moment, the push rod 21 can be abutted against the outer cutter connecting handle 3, friction force is increased, the push rod is not pulled out well, a part of physiological saline can be remained on the outer cutter pipe 2, and when the push rod is pulled strongly, a hand can slide towards the tail end of the outer cutter pipe 2, so that a strong handle is easily pulled by saw teeth of the outer cutter 4, and wound infection is easily caused;
a fixed seat 22 for fixing the ejector rod 21 is fixedly connected to the outer wall of the handle 1, a reset spring 23 sleeved on the ejector rod 21 is arranged in the fixed seat 22, and the reset spring 23 is used for pulling the ejector rod 12 outwards, so that the ejector rod 21 can return to the original position after the hand is loosened;
the notch of the first slot 8 is provided with a groove 24, a push ring 25 is arranged in the groove 24, the push ring 25 is fixedly connected with two connecting plates 26, a second slot 27 matched with the connecting plates 26 is arranged in the groove 24, one connecting plate 26 is provided with a second yielding groove 28 for yielding the ejector rod 21, the ejector rod 21 passes through the second yielding groove 28, the ejector rod 21 is provided with a third yielding groove 29 for yielding the connecting plates 26, one second slot 27 is internally provided with a spring, and the spring in the second slot 27 is used for outwards pushing the connecting plate 26;
a limiting ring 30 is fixed on the outer cutter connecting handle 2, and a stepped groove matched with the limiting ring 30 is formed in the push ring 25;
the push ring 25 can push the outer cutter connecting handle 2 outwards under the action of a spring;
the connection part of the ejector rod 21 and the connecting plate 26 is shown in fig. 8, a spring positioned on the upper side of the connecting plate 26 is omitted in fig. 8, the ejector rod 21 is used for clamping the connecting plate 26, the force of the spring cannot be completely acted on the push ring 25, when the ejector rod 21 is required to be disassembled, the ejector rod 21 is pressed, the buckle 19 is ejected out of the limit groove 20, in the process of pressing the ejector rod 21, the connecting plate 26 is pushed outwards under the action of the spring until the third abdicating groove 29 of the ejector rod 21 is ejected, namely, most of the force of the spring is acted on the push ring 25, namely, the outer cutter connecting handle 3 is pushed outwards, so that the ejector rod 21 is separated from the buckle 19, the friction resistance caused by pushing the ejector rod 21 on the buckle 19 can be reduced when the outer cutter is pulled outwards, the outer cutter can be pulled out with smaller force, and the outer cutter is safer, and the hand is prevented from being scratched by the outer cutter 4;
the outer side of the outer cutter connecting handle 3 is fixedly connected with a positioning block 32, the inner wall of the first slot 8 is provided with a positioning groove 33 matched with the positioning block 32, the push ring 25 is also provided with a through groove for giving way to the positioning block 32, the positioning block 32 firstly limits the rotation of the outer cutter, secondly has the positioning and marking functions and is convenient to install, after the outer cutter is inserted, the buckle 19 is aligned with the limiting groove 20, the connecting block 14 is aligned with the third slot 31 and the fixing rod 22 is aligned with the first giving way groove 18, when the outer cutter is installed, the inner cutter is inserted into the outer cutter, the inner cutter edge 7 coincides with the outer cutter edge 4, and then the positioning block 32 is aligned with the positioning groove 33 to be inserted, so that the installation can be completed;
the handle 1 is also provided with a suction valve 34; the suction valve 34 controls the negative pressure suction channel 11 to be opened and closed, and many structures exist in the prior art, so that the details are not repeated here;
the edges of both sides of the outer knife edge 4 and the inner knife edge 7 are saw-tooth-shaped;
preferably, the tail end walls of the outer cutter tube 2 and the inner cutter tube 5 are spherical;
preferably, the outer diameter of the outer cutter tube 2 is 3.8mm, and the length of the outer cutter tube 2 is 310mm.
Working principle: during installation, firstly, the inner knife is inserted into the outer knife, the inner knife edge 7 and the outer knife edge 4 face the same direction, the outer knife is held by hand to enable the positioning block 32 to be aligned with the positioning groove 33 to be inserted, the push ring 25 is pressed into the groove 24 and contacts with the groove wall of the groove 24, the clamping buckle 19 is clamped into the limit groove 20, the ejector rod 21 returns to the original position under the action of the return spring 23, one end of the connecting block 14 is positioned in the third slot 31 of the knife holder 10, and one end of the fixing rod 16 enters the inclined ring groove 17 through the first yielding groove 18;
when the planing machine is used, the corresponding motor 9 is started to drive the tool apron 10 to rotate through connecting wires, the tool apron 10 and the connecting block 14 are driven to drive the inner cutter to rotate, when the inner cutter rotates, the inner cutter moves back and forth along the length direction of the inner cutter while rotating under the guidance of the fixed rod 16 and the inclined ring groove 17 on the inner cutter connecting handle 6, and when planing, the tearing force is increased, and the planing efficiency is improved;
when the outer knife is disassembled and cleaned, the ejector rod 21 is pressed down, the ejector rod 21 ejects the buckle 19 out of the limiting groove 20, the connecting plate 26 is ejected into the third abdicating groove 29 of the ejector rod 21 under the action of the spring, namely, the outer push ring 25 is pushed outwards, so that the outer knife connecting handle 3 is pushed outwards, the outer knife connecting handle 3 can drive the buckle 19 outwards, the buckle 19 is separated from the ejector rod 21, the outer knife connecting handle 3 can not receive the friction force generated by the interference of the ejector rod 21 on the buckle 19, and then the outer knife pipe 2 is held outwards by hands to be pulled outwards, so that the outer knife connecting handle can be pulled out easily.
The foregoing disclosure is merely illustrative of some embodiments of the invention, but the embodiments are not limited thereto and variations within the scope of the invention will be apparent to those skilled in the art.
Claims (1)
1. An electric planing device used under an intervertebral foramoscope comprises an outer cutter, an inner cutter and a handle, and is characterized in that the outer cutter comprises a circular tubular outer cutter tube and an outer cutter connecting handle connected with the outer cutter tube, and one end of the outer cutter tube, far away from the outer cutter connecting handle, is provided with a section of outer cutter edge penetrating through the wall of the outer cutter tube; the inner cutter comprises a tubular inner cutter tube and an inner cutter connecting handle connected with the inner cutter tube, one end of the inner cutter tube, far away from the inner cutter connecting handle, is provided with an inner cutter edge penetrating through the wall of the inner cutter tube, the outer diameter of the inner cutter tube is matched with the inner diameter of the outer cutter tube, the inner cutter tube can relatively rotate, the tail end of the outer cutter connecting handle is inserted into the outer cutter tube, and one end of the outer cutter connecting handle is provided with a groove matched with the inner cutter connecting handle;
the front end of the handle is provided with a first slot matched with the outer cutter connecting handle, a motor, a cutter holder connected with the motor connecting shaft and a negative pressure suction channel are also arranged in the handle, the tail end of the handle is provided with a motor interface and a negative pressure interface, the motor interface is connected with the input end of the motor through an electric wire, and the negative pressure interface is communicated with the negative pressure suction channel;
one end of the inner cutter connecting handle is connected with a connecting block which is used for being in transmission connection with the cutter holder, a third slot matched with the connecting block is formed at the end part of the cutter holder, and a through hole communicated with the inner cutter pipe is formed in the inner cutter connecting handle;
the inner wall of the first slot is fixedly provided with a fixed rod, the outer wall of the inner cutter connecting handle is provided with an inclined ring groove, one end of the fixed rod is positioned in the inclined ring groove, and one end of the inner cutter connecting handle is also provided with a first abdication groove communicated with the inclined ring groove;
the outer wall of the outer cutter connecting handle is provided with a buckle, the inner wall of the first slot is provided with a limit groove for clamping the buckle, the handle is provided with a jack communicated with the limit groove, and the jack is internally provided with a push rod for separating the buckle from the limit groove;
a fixed seat for fixing the ejector rod is fixedly connected to the outer wall of the handle, and a reset spring sleeved on the ejector rod is arranged in the fixed seat;
the groove opening of the first slot is provided with a groove, a push ring is arranged in the groove, the push ring is fixedly connected with two connecting plates, a second slot matched with the connecting plates is arranged in the groove, one of the connecting plates is provided with a second yielding groove for yielding the ejector rod, the ejector rod passes through the second yielding groove, the ejector rod is provided with a third yielding groove for yielding the connecting plates, and one of the second slots is internally provided with a spring;
a limiting ring is fixed on the outer cutter connecting handle, and a stepped groove matched with the limiting ring is formed in the push ring;
the outer side of the outer cutter connecting handle is fixedly connected with a positioning block, the inner wall of the first slot is provided with a positioning groove matched with the positioning block, and the push ring is also provided with a through groove for giving way to the positioning block;
the edges of both sides of the outer knife edge and the inner knife edge are saw-tooth-shaped;
the tail end walls of the outer cutter tube and the inner cutter tube are spherical;
the outer diameter of the outer cutter tube ranges from 3.5mm to 3.9mm, and the length of the outer cutter tube ranges from 300mm to 320mm;
the handle is also provided with a suction valve; the ejector rod is used for blocking the connecting plate, the force of spring just can not be fully applied to the ejector ring, when need pull down, press the ejector rod, the ejector rod is outside ejecting spacing groove of buckle, press the in-process of ejector rod, the connecting plate is outside the ejector rod under the effect of spring, until the third of ejector rod is stepped down in, will spring most force to the ejector ring on, will push out outer sword connecting handle outwards, make ejector rod and buckle separation, when pulling outer sword outward, can reduce the frictional resistance that the ejector rod top brought on the buckle, more laborsaving, can pull out with less force, also safer, prevent outer sword fish tail hand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910990005.6A CN110693576B (en) | 2019-10-17 | 2019-10-17 | Electric planing device used under foramen mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910990005.6A CN110693576B (en) | 2019-10-17 | 2019-10-17 | Electric planing device used under foramen mirror |
Publications (2)
| Publication Number | Publication Date |
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| CN110693576A CN110693576A (en) | 2020-01-17 |
| CN110693576B true CN110693576B (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910990005.6A Active CN110693576B (en) | 2019-10-17 | 2019-10-17 | Electric planing device used under foramen mirror |
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| CN (1) | CN110693576B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114081573B (en) * | 2020-11-14 | 2024-04-19 | 李振宙 | Propelling scraper |
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| US5366468A (en) * | 1993-11-09 | 1994-11-22 | Linvatec Corporation | Double bladed surgical router having aspiration ports within flutes |
| CN1867297A (en) * | 2003-08-15 | 2006-11-22 | 斯达特医疗器械股份有限公司 | Adjustable lancet device and method |
| CN103815954A (en) * | 2014-03-24 | 2014-05-28 | 邹树 | Gall bladder ejection puncture outfit |
| CN107789018A (en) * | 2016-08-30 | 2018-03-13 | 重庆西山科技股份有限公司 | Medical reciprocating knife tool |
| CN207356116U (en) * | 2017-04-24 | 2018-05-15 | 北京龙慧珩医疗科技发展有限公司 | A kind of efficient medical planing hand tool |
| CN211560270U (en) * | 2019-10-17 | 2020-09-25 | 徐州市中心医院 | Electric planer used under intervertebral foramen mirror |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060212060A1 (en) * | 2005-02-11 | 2006-09-21 | Arthrex, Inc. | Arthroscopic shaver and method of manufacturing same |
| US10470786B2 (en) * | 2014-10-16 | 2019-11-12 | Stryker Corporation | Surgical tool arrangement and surgical cutting accessory for use therewith |
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2019
- 2019-10-17 CN CN201910990005.6A patent/CN110693576B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5366468A (en) * | 1993-11-09 | 1994-11-22 | Linvatec Corporation | Double bladed surgical router having aspiration ports within flutes |
| CN1867297A (en) * | 2003-08-15 | 2006-11-22 | 斯达特医疗器械股份有限公司 | Adjustable lancet device and method |
| CN103815954A (en) * | 2014-03-24 | 2014-05-28 | 邹树 | Gall bladder ejection puncture outfit |
| CN107789018A (en) * | 2016-08-30 | 2018-03-13 | 重庆西山科技股份有限公司 | Medical reciprocating knife tool |
| CN207356116U (en) * | 2017-04-24 | 2018-05-15 | 北京龙慧珩医疗科技发展有限公司 | A kind of efficient medical planing hand tool |
| CN211560270U (en) * | 2019-10-17 | 2020-09-25 | 徐州市中心医院 | Electric planer used under intervertebral foramen mirror |
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| CN110693576A (en) | 2020-01-17 |
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