CN111265274A - Automatic skull opening device - Google Patents
Automatic skull opening device Download PDFInfo
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- CN111265274A CN111265274A CN202010188101.1A CN202010188101A CN111265274A CN 111265274 A CN111265274 A CN 111265274A CN 202010188101 A CN202010188101 A CN 202010188101A CN 111265274 A CN111265274 A CN 111265274A
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- Prior art keywords
- cutting
- side wall
- fixedly arranged
- main body
- fixed
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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
- A61B17/1657—Bone breaking devices
-
- 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
- A61B17/1695—Trepans or craniotomes, i.e. specially adapted for drilling thin bones such as the skull
Abstract
The invention discloses an automatic skull opening device, which comprises a machine body, wherein a fixed base 53 is fixed on a plane, a gear cavity 65 is arranged in the machine body 10, the lower side of the machine body 10 is rotatably connected with a first main body 20, a moving cavity 66 is arranged in the first main body 20, an outer main body 54 is fixedly arranged on the side wall of the machine body 10, a cutting cavity 67 is arranged in the outer main body 54, and a cutting device 68 for cutting is arranged in the gear cavity 65.
Description
Technical Field
The invention relates to the technical field of special surgical instruments, in particular to an automatic skull opening device.
Background
At present, with the development of society, medical instruments are more and more, which facilitates the operation treatment of patients by doctors, wherein the craniotomy is an important operation, the craniotomy is one of the skull surgeries, and refers to opening the skull of the patient so as to perform some unconventional treatments, because of the high risk of the craniotomy, such as brain injury of the patient caused by misoperation of the doctors, while for some special diseases, such as Parkinson's disease and epilepsy, the craniotomy is necessary to be implemented, and the existing craniotomy needs the manual operation of the craniotomy instruments by the doctors, so that the error risk exists.
Disclosure of Invention
Aiming at the technical defects, the invention provides an automatic skull opening device which can overcome the defects.
The invention discloses equipment for automatically opening skull, which comprises a fixed base and a machine body, wherein the fixed base is fixed on a plane, a gear cavity is arranged in the machine body, the lower side of the machine body is rotatably connected with a first main body, a moving cavity is arranged in the first main body, an outer main body is fixedly arranged on the side wall of the machine body, a cutting cavity is arranged in the outer main body, and a cutting device for cutting is arranged in the gear cavity;
the cutting device comprises a main motor fixedly arranged on the upper side wall of the gear cavity, the main motor is in power connection with a motor shaft, a first gear is fixedly arranged on the motor shaft, the upper side wall of the gear cavity is in rotary connection with two first rotating shafts fixedly connected with the first main body, each first rotating shaft is fixedly provided with a second gear meshed with the first gear, two suspension rods are arranged on the upper side wall of the gear cavity, inner gears meshed with the second gears are fixedly arranged on the lower sides of the suspension rods, a fixing ring is fixedly arranged on the lower side wall of the gear cavity, the inner gears slide on the fixing ring, the first main body is fixedly arranged on the lower side of the motor shaft, and a first bevel gear is fixedly arranged on the lower side of the motor shaft;
the upper side of the machine body is provided with a control device for controlling operation and cutting, and the right side of the machine body is provided with a moving device for moving and lifting.
Preferably, the first main body side wall is fixedly provided with two symmetrical control cylinders, each control cylinder is internally provided with a cylinder push plate in a sliding connection manner, the cylinder push plate is fixedly provided with a spline shaft sleeve, the cylinder push plate is internally provided with a spline rotating shaft in a sliding connection manner, a cylinder spring is connected between the cylinder push plate and the control cylinder side wall, one side of the spline rotating shaft is fixedly provided with a second bevel gear meshed with the first bevel gear, the side wall of the moving cavity is fixedly provided with a fixed bottom plate rotating with the motor shaft, one side of the spline shaft sleeve is fixedly provided with a cutting rotating shaft, the lower side surface of the machine body is fixedly provided with two connecting rods, the lower sides of the connecting rods are fixedly provided with connecting sleeves rotatably connected with the cutting rotating shaft, the cutting rotating shaft is fixedly provided with a cutting wheel, the left side wall and the right side wall of the cutting cavity are, the sliding block is rotatably connected with clamping wheels, a sliding spring is connected between the sliding block and the side wall of the cutting cavity, and the two clamping wheels are abutted to the cutting wheels.
Preferably, the mobile device includes fixed mounting and is in dead lever on the unable adjustment base, the dead lever both sides have set firmly fixed cylinder respectively, sliding connection has the movable plate among the fixed cylinder, the movable plate has set firmly the carriage release lever, the carriage release lever has set firmly the fixed block, vertical rod has set firmly between the fixed block, the dead lever is in slide in the vertical rod, the dead lever with be connected with perpendicular spring between the vertical rod, the vertical rod upside rotates and is connected with the axis of rotation, the axis of rotation has set firmly the horizon bar, the organism upside has set firmly main air pump, main air pump with be connected with the trachea between the fixed cylinder.
Preferably, the control device comprises an air transmission ring fixedly arranged on the upper side wall of the gear cavity, two fixed pipelines communicated with the air transmission ring are fixedly arranged on the lower side of the air transmission ring, the first rotating shaft is internally provided with a gas pipe communicated with the fixed pipeline, gas inlet pipes communicated with each other are fixedly arranged between the gas pipe and the control cylinder, a second main body is fixedly arranged on the upper side surface of the machine body, a movable push plate is connected in the second main body in a sliding way, the movable push plate is fixedly provided with a movable column, a control pipeline is arranged in the movable column, a control body is fixedly arranged on the upper side of the movable column, the control body is internally and slidably connected with two compression plates, a compression spring is connected between the compression plates, each compression plate is fixedly provided with a sliding control button in the control body, and the left side of the horizontal rod is rotatably connected with a rotating pin shaft fixedly connected with the moving column.
The beneficial effects are that: the utility model provides an automatic equipment of craniotomy, wherein cutting device can the circumferential rotation, cuts, can adjust the cutting size as required moreover, and the mobile device can adjust cutting device to suitable position, makes things convenient for the cutting, and adjusting device can finely tune cutting device to the operation is implemented, and this equipment can be stable convenient carry out the operation of cranium to the patient, has reduced the error risk of doctor in the operation, and mechanical transmission can guarantee the stability of equipment operation.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic overall sectional view of an automatic skull opening device of the present invention, which is a front view structure;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;
fig. 3 is a cross-sectional view taken along the line B-B of fig. 1 in accordance with the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an automatic skull opening device, which comprises a fixed base 53 and a machine body 10, wherein the fixed base 53 is fixed on a plane, a gear cavity 65 is arranged in the machine body 10, the lower side of the machine body 10 is rotatably connected with a first main body 20, a moving cavity 66 is arranged in the first main body 20, an outer main body 54 is fixedly arranged on the side wall of the machine body 10, a cutting cavity 67 is arranged in the outer main body 54, a cutting device 68 for cutting is arranged in the gear cavity 65, the cutting device 68 comprises a main motor 11 fixedly arranged on the upper side wall of the gear cavity 65, the main motor 11 is in power connection with a motor shaft 12, a first gear 13 is fixedly arranged on the motor shaft 12, two first rotating shafts 15 fixedly connected with the first main body 20 are rotatably connected on the upper side wall of the gear cavity 65, each first rotating shaft 15 is fixedly provided with a second gear 14 meshed with the first gear 13, the upper side wall of the gear cavity 65 is provided with two suspension rods 16, the lower side of each suspension rod 16 is fixedly provided with an internal gear 17 meshed with the second gear 14, the lower side wall of the gear cavity 65 is fixedly provided with a fixing ring 18, the internal gear 17 slides on the fixing ring 18, the lower side of the motor shaft 12 is fixedly provided with the first main body 20, the lower side of the motor shaft 12 is fixedly provided with a first bevel gear 21, the upper side of the machine body 10 is provided with a control device 69 for controlling operation cutting, and the right side of the machine body 10 is provided with a moving device 70 for moving and lifting.
Beneficially, two symmetrical control cylinders 23 are fixedly arranged on the side wall of the first body 20, a cylinder push plate 25 is slidably connected in each control cylinder 23, a spline shaft sleeve 26 is fixedly arranged on the cylinder push plate 25, a spline rotating shaft 24 is slidably connected in the cylinder push plate 25, a cylinder spring 46 is connected between the cylinder push plate 25 and the side wall of the control cylinder 23, a second bevel gear 22 engaged with the first bevel gear 21 is fixedly arranged on one side of the spline rotating shaft 24, a fixed bottom plate 19 rotating with the motor shaft 12 is fixedly arranged on the side wall of the moving cavity 66, a cutting rotating shaft 27 is fixedly arranged on one side of the spline shaft sleeve 26, two connecting rods 59 are fixedly arranged on the lower side of the machine body 10, a connecting sleeve 60 rotatably connected with the cutting rotating shaft 27 is fixedly arranged on the lower side of the connecting rods 59, a cutting wheel 28 is fixedly arranged on the cutting rotating shaft 27, and sliding grooves 55 are, a sliding rod 56 is slidably connected in the sliding groove 55, a sliding block 58 is fixedly arranged on the sliding rod 56, a clamping wheel 61 is rotatably connected in the sliding block 58, a sliding spring 57 is connected between the sliding block 58 and the side wall of the cutting cavity 67, two clamping wheels 61 abut against the cutting wheel 28, so that the main motor 11 is started, the motor shaft 12 rotates to drive the first gear 13 to rotate and drive the second gear 14 to rotate, the internal gear 17 enables the second gear 14 to rotate around the motor shaft 12 to drive the first body 20 to rotate, the motor shaft 12 drives the first bevel gear 21 and the second bevel gear 22 to rotate, the spline rotating shaft 24 drives the cylinder push plate 25 and the spline shaft sleeve 26 to rotate and drive the cutting wheel 28 to rotate, and the first body 20 enables the cutting wheel 28 to rotate around the motor shaft 12 in a circle, enabling the cutting wheel 28 to cut circumferentially.
Advantageously, the moving device 70 includes a fixed rod 48 fixedly installed on the fixed base 53, fixed cylinders 52 are respectively fixed on both sides of the fixed rod 48, a moving plate 51 is slidably connected in the fixed cylinders 52, a moving rod 50 is fixedly installed on the moving plate 51, fixed blocks 49 are fixedly installed on the moving rod 50, a vertical rod 45 is fixedly installed between the fixed blocks 49, the fixed rod 48 slides in the vertical rod 45, a vertical spring 47 is connected between the fixed rod 48 and the vertical rod 45, a rotating shaft 44 is rotatably connected on the upper side of the vertical rod 45, a horizontal rod 42 is fixedly installed on the rotating shaft 44, a main air pump 31 is fixedly installed on the upper side of the machine body 10, an air pipe is connected between the main air pump 31 and the fixed cylinders 52, so as to start the main air pump 31, the main air pump 31 controls the fixed cylinders 52 to push the moving plate 51 and the moving rod 50, the vertical spring 47 and the horizontal rod 42 are pushed to lift the machine body 10.
Advantageously, the control device 69 comprises an air ring 30 fixedly mounted on the upper side wall of the gear cavity 65, two fixed pipelines 32 communicated with the air ring 30 are fixedly mounted on the lower side of the air ring 30, an air pipe 40 communicated with the fixed pipelines 32 is arranged in the first rotating shaft 15, air pipes 29 communicated with each other are fixedly mounted between the air pipe 40 and the control cylinder 23, a second main body 33 is fixedly mounted on the upper side surface of the machine body 10, a moving push plate 34 is slidably connected in the second main body 33, a moving column 35 is fixedly mounted on the moving push plate 34, a control pipeline 43 is arranged in the moving column 35, a control body 36 is fixedly mounted on the upper side of the moving column 35, two compression plates 38 are slidably connected in the control body 36, a compression spring 39 is connected between the compression plates 38, a control button 37 sliding in the control body 36 is fixedly mounted on each compression plate 38, the left side of the horizontal rod 42 is rotatably connected with a rotating pin shaft 41 fixedly connected with the moving column 35, an air pipe is connected between the main air pump 31 and the air conveying ring 30 so as to hold the control body 36, the control button 37 is controlled to push the compression plate 38 to compress air in the compression plate 38, the air enters the second main body 33 through the control pipeline 43 to finely adjust the height of the machine body 10, the main air pump 31 controls the control cylinder 23 through the air conveying pipe 40 and the air inlet pipe 29 to push the cylinder push plate 25 so as to horizontally move the cutting wheels 28, the distance between the cutting wheels 28 is adjusted, the sliding spring 57 enables the clamping wheel 61 to be abutted against the cutting wheels 28 at any moment, the sliding rod 56 slides in the sliding groove 55, and the machine body 10 can rotate around the rotating pin shaft 41, the angle of the body 10 is finely adjusted.
In the initial state, the main motor 11 and the main air pump 31 are not started.
When the machine starts to work, the main motor 11 is started, the motor shaft 12 rotates to drive the first gear 13 to rotate and drive the second gear 14 to rotate, the internal gear 17 enables the second gear 14 to rotate around the motor shaft 12 to drive the first main body 20 to rotate, the motor shaft 12 drives the first bevel gear 21 and the second bevel gear 22 to rotate, the spline rotating shaft 24 drives the cylinder push plate 25 and the spline shaft sleeve 26 to rotate and drive the cutting wheel 28 to rotate, the first main body 20 enables the cutting wheel 28 to rotate around the motor shaft 12 to cut the circumference, the main air pump 31 is started, the main air pump 31 controls the fixed air cylinder 52 to push the moving plate 51 and the moving rod 50, pushes the vertical spring 47 and the horizontal rod 42 to lift the machine body 10, the control body 36 is held, the control button 37 is controlled to push the compression plate 38, air in the compression plate 38 is compressed, and enters the second main body 33 through the control pipeline 43, the height of the machine body 10 is finely adjusted, the main air pump 31 controls the control cylinder 23 through the air pipe 40 and the air inlet pipe 29, the air cylinder push plate 25 is pushed, the cutting wheels 28 are enabled to horizontally move, the distance between the cutting wheels 28 is adjusted, the clamping wheels 61 are enabled to be abutted against the cutting wheels 28 constantly through the sliding springs 57, the sliding rods 56 slide in the sliding grooves 55, the machine body 10 can rotate around the rotating pin shafts 41, and the angle of the machine body 10 is finely adjusted.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (4)
1. An automatic skull opening device comprises a fixed base and a machine body, and is characterized in that: the fixed base is fixed on a plane, a gear cavity is formed in the machine body, a first main body is rotatably connected to the lower side of the machine body, a moving cavity is formed in the first main body, an outer main body is fixedly arranged on the side wall of the machine body, a cutting cavity is formed in the outer main body, and a cutting device for cutting is arranged in the gear cavity;
the cutting device comprises a main motor fixedly arranged on the upper side wall of the gear cavity, the main motor is in power connection with a motor shaft, a first gear is fixedly arranged on the motor shaft, the upper side wall of the gear cavity is in rotary connection with two first rotating shafts fixedly connected with the first main body, each first rotating shaft is fixedly provided with a second gear meshed with the first gear, two suspension rods are arranged on the upper side wall of the gear cavity, inner gears meshed with the second gears are fixedly arranged on the lower sides of the suspension rods, a fixing ring is fixedly arranged on the lower side wall of the gear cavity, the inner gears slide on the fixing ring, the first main body is fixedly arranged on the lower side of the motor shaft, and a first bevel gear is fixedly arranged on the lower side of the motor shaft;
the upper side of the machine body is provided with a control device for controlling operation and cutting, and the right side of the machine body is provided with a moving device for moving and lifting.
2. An automatic craniotomy device according to claim 1 wherein: the side wall of the first main body is fixedly provided with two symmetrical control cylinders, each control cylinder is internally and slidably connected with a cylinder push plate, the cylinder push plate is fixedly provided with a spline shaft sleeve, the cylinder push plate is internally and slidably connected with a spline rotating shaft, a cylinder spring is connected between the cylinder push plate and the side wall of the control cylinder, one side of the spline rotating shaft is fixedly provided with a second bevel gear meshed with the first bevel gear, the side wall of the moving cavity is fixedly provided with a fixed bottom plate rotating with the motor shaft, one side of the spline shaft sleeve is fixedly provided with a cutting rotating shaft, the lower side surface of the machine body is fixedly provided with two connecting rods, the lower sides of the connecting rods are fixedly provided with connecting sleeves rotatably connected with the cutting rotating shaft, the cutting rotating shaft is fixedly provided with cutting wheels, the left side wall and the right side wall of the cutting cavity are respectively provided, the sliding block is rotatably connected with clamping wheels, a sliding spring is connected between the sliding block and the side wall of the cutting cavity, and the two clamping wheels are abutted to the cutting wheels.
3. An automatic craniotomy device according to claim 1 wherein: the mobile device includes fixed mounting and is in dead lever on the unable adjustment base, the dead lever both sides have set firmly fixed cylinder respectively, sliding connection has the movable plate among the fixed cylinder, the movable plate has set firmly the carriage release lever, the carriage release lever has set firmly the fixed block, vertical rod has set firmly between the fixed block, the dead lever is in slide in the vertical rod, the dead lever with be connected with perpendicular spring between the vertical rod, the vertical rod upside rotates and is connected with the axis of rotation, the axis of rotation has set firmly the horizon bar, the organism upside has set firmly main air pump, main air pump with be connected with the trachea between the fixed cylinder.
4. An automatic craniotomy device according to claim 1 wherein: the control device comprises an air conveying ring fixedly installed on the upper side wall of the gear cavity, two fixed pipelines communicated with the air conveying ring are fixedly arranged on the lower side of the air conveying ring, an air conveying pipe communicated with the fixed pipelines is arranged in a first rotating shaft, an air inlet pipe communicated with each other is fixedly arranged between the air conveying pipe and the control cylinder, a second main body is fixedly arranged on the upper side face of the machine body, a moving push plate is slidably connected in the second main body, a moving column is fixedly arranged on the moving push plate, a control pipeline is arranged in the moving column, a control body is fixedly arranged on the upper side of the moving column, two compression plates are slidably connected in the control body, compression springs are connected between the compression plates, each compression plate is fixedly provided with a control button sliding in the control body, and the left side of the horizontal rod is rotatably connected with a rotating pin shaft fixedly connected with the moving column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010188101.1A CN111265274B (en) | 2020-03-17 | 2020-03-17 | Automatic skull opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010188101.1A CN111265274B (en) | 2020-03-17 | 2020-03-17 | Automatic skull opening device |
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| Publication Number | Publication Date |
|---|---|
| CN111265274A true CN111265274A (en) | 2020-06-12 |
| CN111265274B CN111265274B (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010188101.1A Active CN111265274B (en) | 2020-03-17 | 2020-03-17 | Automatic skull opening device |
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| Country | Link |
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| CN (1) | CN111265274B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112790818A (en) * | 2021-01-11 | 2021-05-14 | 重庆懿熙品牌策划有限公司 | Medical craniotomy device |
| CN112790817A (en) * | 2021-01-11 | 2021-05-14 | 重庆懿熙品牌策划有限公司 | Milling cutter module and full-automatic craniotomy device thereof |
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| WO1999037220A1 (en) * | 1998-01-23 | 1999-07-29 | Sm Scienzia Machinale S.R.L. | Orthopaedic surgery apparatus for guiding a tool and for supporting a limb |
| CN2925397Y (en) * | 2006-07-14 | 2007-07-25 | 朱军 | Safety held craniotome |
| RU2006112795A (en) * | 2006-04-17 | 2007-11-10 | Алла Александровна Григорьева (RU) | METHOD FOR INTRODUCING THE ENDOSCOPE IN THE NANOSAIL SINAS AND DEVICE FOR ITS IMPLEMENTATION |
| CN201029908Y (en) * | 2007-01-06 | 2008-03-05 | 王越华 | Full-automatic cranium opening saw |
| CN204218977U (en) * | 2014-10-12 | 2015-03-25 | 张伟 | A kind of bone surgery cutting knife saw |
| CN109203010A (en) * | 2018-09-19 | 2019-01-15 | 童崇辉 | A kind of cutter device |
| CN109288553A (en) * | 2018-09-13 | 2019-02-01 | 张文君 | Medical orthopaedics punch |
| CN109290684A (en) * | 2018-12-04 | 2019-02-01 | 杭州康研科技有限公司 | A kind of device cut using laser beam |
| CN110799133A (en) * | 2017-08-04 | 2020-02-14 | 易补骨外科有限公司 | Autologous bone grafting device and method |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999037220A1 (en) * | 1998-01-23 | 1999-07-29 | Sm Scienzia Machinale S.R.L. | Orthopaedic surgery apparatus for guiding a tool and for supporting a limb |
| RU2006112795A (en) * | 2006-04-17 | 2007-11-10 | Алла Александровна Григорьева (RU) | METHOD FOR INTRODUCING THE ENDOSCOPE IN THE NANOSAIL SINAS AND DEVICE FOR ITS IMPLEMENTATION |
| CN2925397Y (en) * | 2006-07-14 | 2007-07-25 | 朱军 | Safety held craniotome |
| CN201029908Y (en) * | 2007-01-06 | 2008-03-05 | 王越华 | Full-automatic cranium opening saw |
| CN204218977U (en) * | 2014-10-12 | 2015-03-25 | 张伟 | A kind of bone surgery cutting knife saw |
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| CN109290684A (en) * | 2018-12-04 | 2019-02-01 | 杭州康研科技有限公司 | A kind of device cut using laser beam |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112790818A (en) * | 2021-01-11 | 2021-05-14 | 重庆懿熙品牌策划有限公司 | Medical craniotomy device |
| CN112790817A (en) * | 2021-01-11 | 2021-05-14 | 重庆懿熙品牌策划有限公司 | Milling cutter module and full-automatic craniotomy device thereof |
| CN112790817B (en) * | 2021-01-11 | 2022-03-22 | 重庆懿熙品牌策划有限公司 | Milling cutter module and full-automatic craniotomy device thereof |
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|---|---|
| CN111265274B (en) | 2020-10-16 |
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| CB03 | Change of inventor or designer information |
Inventor after: Liu Qiang Inventor after: Luo Kui Inventor after: Yu Lijun Inventor before: Yu Lijun |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200916 Address after: 410013 No. 138, Tongzi Road, Yuelu District, Hunan, Changsha Applicant after: THE THIRD XIANGYA HOSPITAL OF CENTRAL SOUTH University Address before: 318000 No.17, dinggoutou, Dachen Town, Jiaojiang District, Taizhou City, Zhejiang Province Applicant before: Taizhou Jiaojiang LUHANG Medical Technology Co.,Ltd. |
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