CN110548182A - Brain aspirator for neurosurgery - Google Patents
Brain aspirator for neurosurgery Download PDFInfo
- Publication number
- CN110548182A CN110548182A CN201910946370.7A CN201910946370A CN110548182A CN 110548182 A CN110548182 A CN 110548182A CN 201910946370 A CN201910946370 A CN 201910946370A CN 110548182 A CN110548182 A CN 110548182A
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- CN
- China
- Prior art keywords
- gear
- rotating shaft
- aspirator
- shell
- damping
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A61M1/0023—
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/06—Head
- A61M2210/0693—Brain, cerebrum
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Percussion Or Vibration Massage (AREA)
Abstract
The invention discloses a brain aspirator for neurosurgery, which relates to the technical field of aspirators and comprises a shell, wherein the inner wall of the shell is fixedly connected with a micro motor, a first supporting rod and a second supporting rod respectively, a first gear is arranged on the surface of the first supporting rod, a second gear is arranged on the surface of the second supporting rod, belts are arranged on the surfaces of the first gear and the second gear, a rotating shaft is arranged between the first gear and the second gear, a third gear is arranged on the surface of the rotating shaft, and a damping device is arranged in the shell. This brain aspirator for neurosurgery, flexible pipe can make the aspirator have the function of extension or compression, prevents that the aspirator from touching internal tissue, and first bracing piece and second bracing piece can realize the effect of support belt, and the third gear drives the pivot and removes the extension or the compression that realize flexible pipe, is provided with damping device in the inside of casing and can reduces the vibrations that the aspirator sent when using.
Description
Technical Field
The invention relates to the technical field of suction apparatuses, in particular to a brain suction apparatus for neurosurgery.
Background
The suction apparatus is used for sucking the contents in hemorrhage, exudate, pus and thoracic organs in the operation, so that the operation is clear, the pollution chance is reduced, the principle of the suction apparatus is very simple, namely, the negative pressure state of the suction head is manufactured by a certain method, so that the substances outside the suction head are squeezed to the suction head by the atmospheric pressure, and the suction effect is achieved.
the suction apparatus is an important tool in operations of craniocerebral injuries, and has the functions of sucking blood from operation fields, keeping clean operation fields, finding bleeding points, cutting brain tissues, removing hematoma, removing inactivated fragmented brain tissues and assisting in exploring the surface of skull base brain, and sucking cotton sheets pressed on gelatin sponges for assisting in hemostasis.
At present, the current aspirator that is used for is patient treatment in-process when the doctor uses, because patient edge of a knife depth difference doctor need get into the patient and measure the degree of depth in the wound many times, make in getting into patient's brain many times and touch edge of a knife internal tissue very easily, inconvenient doctor uses and makes the patient receive the secondary damage, when using the aspirator, can produce suction and supply the aspirator to use, but suction can produce vibrations, influences the doctor and uses, is unfavorable for using widely.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a brain aspirator for neurosurgery, which solves the problems that when a doctor uses the aspirator, internal tissues of a knife edge are easy to touch and the vibration is reduced.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a brain aspirator for neurosurgery comprises a shell, wherein an inner cavity of the shell is provided with a telescopic tube, two ends of the telescopic tube are fixedly connected with fixing parts, the fixing part at one end of the telescopic tube is fixedly provided with a joint, the outer side of one end of the joint is fixedly connected with a limiting ring, and the other end of the joint is fixedly connected with a suction head;
The inner wall of the shell is fixedly connected with a micro motor, a first supporting rod and a second supporting rod respectively, one end of the micro motor is provided with a rotating shaft, one end of the rotating shaft is fixedly provided with a driving gear, the surface of the first supporting rod is fixedly provided with a bearing, the outer surface of the bearing is fixedly provided with a first gear, the surface of the second supporting rod is fixedly provided with a bearing, the outer surface of the bearing is fixedly provided with a second gear, the surfaces of the first gear and the second gear are provided with belts, a rotating shaft is arranged between the first gear and the second gear, the surface of the rotating shaft is fixedly provided with a bearing, the outer surface of the bearing is fixedly provided with a third gear, and one end of the rotating shaft is fixedly connected with a circular;
The inside of casing is provided with damping device, damping device includes dead lever, baffle, damping spring, slider, transfer line, fixed plate, reset spring and shock attenuation board, the fixed surface of dead lever installs the baffle, one side fixed mounting of baffle has damping spring, damping spring's one end is provided with the slider, the transfer line is installed to the bottom of slider, the fixed plate is installed to the one end of transfer line, the fixed surface of fixed plate installs reset spring, reset spring's one end fixed mounting has the shock attenuation board.
preferably, the outer fixed surface of belt is connected with the external tooth, the external tooth is connected with the driving gear meshing, the internal fixed surface of belt is connected with the internal tooth, the internal tooth is connected with first gear, second gear and third gear meshing respectively.
preferably, the circular fixing ring is sleeved with the fixing part at one end of the telescopic pipe, and the fixing part at the other end of the telescopic pipe is fixedly arranged on the inner wall of the shell.
Preferably, the number of the baffle plates, the damping springs, the sliding blocks and the transmission rods is two, and two ends of the fixed rod penetrate through the two baffle plates respectively and are connected with the inside of the shell.
Preferably, the number of the shock absorption devices is multiple, the multiple shock absorption devices are arranged in the shell at equal intervals, the number of the shock absorption devices in each group is multiple, and the shock absorption devices are arranged outside the telescopic pipe in an annular array mode.
(III) advantageous effects
The invention provides a brain aspirator for neurosurgery, which has the following beneficial effects:
(1) The brain suction apparatus for neurosurgery operation can ensure that the suction apparatus has the function of extension or compression through the extension tube, prevent the suction apparatus from touching internal tissues, improve the safety of patients, avoid the patients from being damaged secondarily, limit certain extension length of the joint through the limit ring, prevent the joint from directly sliding out of an inner cavity of the shell, be fixedly connected with a first support rod and a second support rod on the inner wall of the shell respectively, realize the function of supporting a belt, drive the belt to rotate through the first gear and the second gear, be provided with a rotating shaft between the first support rod and the second support rod, realize the support and rotation of a third gear, be fixedly provided with a circular fixing ring at one end of the rotating shaft and be connected with a fixing part, drive the rotating shaft to move through the rotation of the third gear to realize the extension or compression of the extension tube, and be fixedly connected with external teeth on the outer surface of the belt, can with micro motor's driving gear connection, realize that the driving gear drives the external tooth and rotates, at the internal fixed surface of belt and be connected with the internal tooth, rotate through the external tooth and can make the internal tooth rotate to drive first gear, second gear and third gear rotation respectively, realized the extension or the compression of flexible pipe.
(2) This brain aspirator for neurosurgery, it can reduce the vibrations that the aspirator sent when using to be provided with damping device in the inside of casing, can restrict slider and damping spring's upper and lower position through the dead lever and remove, can restrict damping spring's the position removal of controlling through the baffle, install the transfer line in the bottom of slider, can make the transfer line drive the removal of slider when removing, effectual reinforcing shock attenuation effect, can be better through the fixed plate with transfer line and reset spring be connected, the weakening of vibrations has been realized, can directly carry out the shock attenuation to less vibrations through shock attenuation board and reset spring.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a side cross-sectional structural view of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
in the figure: the device comprises a shell 1, an extension tube 2, a fixing piece 3, a joint 4, a limiting ring 5, a suction head 6, a driving gear 7, a micro motor 8, a rotating shaft 9, a first supporting rod 10, a first gear 11, a second supporting rod 12, a second gear 13, a rotating shaft 14, a third gear 15, a circular fixing ring 16, a belt 17, external teeth 18, internal teeth 19, a damping device 20, a fixing rod 21, a baffle 22, a damping spring 23, a slide block 24, a transmission rod 25, a fixing plate 26, a return spring 27 and a damping plate 28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be a mechanical connection; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-4, the present invention provides a technical solution: a brain aspirator for neurosurgery comprises a shell 1, wherein an inner cavity of the shell 1 is provided with a telescopic tube 2, the telescopic tube 2 can enable the aspirator to have an extending or compressing function, the aspirator is prevented from touching internal tissues, the safety of a patient is improved, the patient is prevented from suffering secondary injury, two ends of the telescopic tube 2 are both fixedly connected with fixing parts 3, a connector 4 is fixedly arranged on the fixing part 3 at one end of the telescopic tube 2, the outer side of one end of the connector 4 is fixedly connected with a limiting ring 5, the limiting ring 5 can limit the certain extending length of the connector 4, the connector 4 is prevented from directly sliding out of the inner cavity of the shell 1, and the other end of the connector 4 is fixedly connected;
The inner wall of the shell 1 is fixedly connected with a micro motor 8, a first support rod 10 and a second support rod 12 respectively, the first support rod 10 and the second support rod 12 can realize the function of supporting a belt 17, one end of the micro motor 8 is provided with a rotating shaft 9, one end of the rotating shaft 9 is fixedly provided with a driving gear 7, the surface of the first support rod 10 is fixedly provided with a bearing, the outer surface of the bearing is fixedly provided with a first gear 11, the first gear 11 can drive the belt 17 to rotate, the surface of the second support rod 12 is fixedly provided with a bearing, the outer surface of the bearing is fixedly provided with a second gear 13, the second gear 13 can drive the belt 17 to rotate, the surfaces of the first gear 11 and the second gear 13 are provided with the belt 17, the outer surface of the belt 17 is fixedly connected with outer teeth 18 which can be connected with the driving gear 7 of the micro motor 8, so, the inner surface of the belt 17 is fixedly connected with inner teeth 19, the inner teeth 19 can be rotated through the rotation of outer teeth 18, so that the first gear 11, the second gear 13 and the third gear 15 are respectively driven to rotate, the extension or the compression of the telescopic tube 2 is realized, a rotating shaft 14 is arranged between the first gear 11 and the second gear 13, the rotating shaft 14 can realize the support and the rotation of the third gear 15, a bearing is fixedly arranged on the surface of the rotating shaft 14, the third gear 15 is fixedly arranged on the outer surface of the bearing, one end of the rotating shaft 14 is fixedly connected with a circular fixing ring 16, the circular fixing ring 16 can be connected with the fixing part 3, and the rotating shaft 14 is driven to move through the rotation of the third gear 15, so that the extension;
The damping device 20 is arranged in the shell 1, the damping device 20 can reduce the vibration generated by the aspirator in use, the damping device 20 comprises a fixing rod 21, a baffle 22, a damping spring 23, a sliding block 24, a transmission rod 25, a fixing plate 26, a return spring 27 and a damping plate 28, the baffle 22 is fixedly arranged on the surface of the fixing rod 21, the fixing rod 21 can limit the up-and-down position movement of the sliding block 24 and the damping spring 23, the baffle 22 can limit the left-and-right position movement of the damping spring 23, the damping spring 23 is fixedly arranged on one side of the baffle 22, the sliding block 24 is arranged at one end of the damping spring 23, the transmission rod 25 is arranged at the bottom of the sliding block 24, the fixing plate 26 is arranged at one end of the transmission rod 25, the fixing plate 26 can be better connected with the transmission rod 25 and the return spring 27, one end of the return spring 27 is fixedly provided with a damping plate 28, and the damping plate 28 and the return spring 27 can directly damp small vibration.
As a preferred technical scheme of the invention: the outer fixed surface of belt 17 is connected with external tooth 18, and external tooth 18 is connected with the meshing of driving gear 7, drives external tooth 18 by driving gear 7 and rotates, carries out power take off, and the internal fixed surface of belt 17 is connected with internal tooth 19, and internal tooth 19 is connected with first gear 11, second gear 13 and third gear 15 meshing respectively, and external tooth 18 drives internal tooth 19 and rotates, drives first gear 11, second gear 13 and third gear 15 rotation respectively by internal tooth 19 again.
As a preferred technical scheme of the invention: the circular fixing ring 16 is sleeved with the fixing part 3 at one end of the extension tube 2, the rotating shaft is driven to move through the rotation of the third gear 15 to realize the extension or compression of the extension tube, and the fixing part 3 at the other end of the extension tube 2 is fixedly arranged on the inner wall of the shell 1 and can limit the position movement of the extension tube 2.
As a preferred technical scheme of the invention: the quantity of baffle 22, damping spring 23, slider 24 and transfer line 25 is two, and the both ends of dead lever 21 run through two baffles 22 respectively and with the internal connection of casing 1, and dead lever 21 has realized the effect of two fixed baffles 22, and baffle 22 can restrict damping spring 23 and control the position and remove, and transfer line 25 drives slider 24's removal, effectual reinforcing shock attenuation effect when removing.
As a preferred technical scheme of the invention: damping device 20's quantity has the multiunit, and multiunit damping device 20 equidistance is arranged in the inside of casing 1, and the quantity of every group damping device 20 has a plurality ofly, and a plurality of damping device 20 are the annular array and arrange in the outside of flexible pipe 2, and a plurality of damping device 20 have realized better shock attenuation effect.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
to sum up, when the brain suction apparatus for neurosurgery is used, a user plugs the micro motor 8 and the power supply of the suction apparatus, starts the micro motor 8, the rotating shaft 9 is installed in the micro motor 8, the rotating shaft 9 is driven to rotate by the rotation of the micro motor 8 when the forward rotation button is pressed, the driving gear 7 is driven to rotate by the rotating shaft 9, the driving gear 7 drives the external teeth 18 of the belt 17 to rotate, the external teeth 18 drive the internal teeth 19 to rotate, so that the internal teeth 19 respectively drive the first gear 11, the second gear 13 and the third gear 15 to rotate through the bearings, the third gear 15 moves between the first gear 11 and the second gear 13 through the internal teeth 19 of the belt 17, the third gear 15 also moves to drive the rotating shaft 14 to move, the rotating shaft 14 drives the circular fixing ring 16 to move, the circular fixing ring 16 drives the telescopic pipe 2 to extend, and the joint 4 is driven by the telescopic, after the joint 4 reaches the required degree, the suction head 6 performs the adsorption work through the suction force in the aspirator, and after the joint 4 extends to the limit, the limiting ring 5 is contacted with the inner wall of the shell 1 for limiting;
When the joint 4 is long, a reverse rotation button is pressed, the micro motor 8 rotates to drive the rotating shaft 9 to rotate, the rotating shaft 9 drives the driving gear 7 to rotate, the driving gear 7 drives the outer teeth 18 of the belt 17 to rotate, the outer teeth 18 drive the inner teeth 19 to rotate, so that the inner teeth 19 respectively drive the first gear 11, the second gear 13 and the third gear 15 to rotate through bearings, the third gear 15 moves between the first gear 11 and the second gear 13 through the inner teeth 19 of the belt 17, the third gear 15 also moves to drive the rotating shaft 14 to move, the rotating shaft 14 drives the circular fixing ring 16 to move, the circular fixing ring 16 drives the telescopic pipe 2 to compress, the telescopic pipe 2 drives the joint 4 to contract inwards, and after the joint 4 reaches a required degree, the suction head 6 performs adsorption work through the suction force in the suction apparatus;
When the aspirator runs, the micro motor and the aspirator vibrate, when small vibration is generated, the pressure of the vibration on the damping plate 28 is transmitted to the return spring 27, the return spring 27 compresses downwards, the return spring 27 resets after being compressed, the generated vibration is directly offset, when large vibration is generated, the pressure of the vibration on the damping plate 28 is transmitted to the return spring 27, the return spring 27 compresses downwards, the received vibration pressure is transmitted to the fixing plate 26, the fixing plate 26 moves downwards to drive the transmission rod 25 to displace, the vibration pressure is transmitted to the transmission rod 25, the transmission rod 25 drives the sliding block 24 to move under the pressure, the sliding block 24 approaches to the position of the damping spring 23, the damping spring 23 is compressed under the pressure of the sliding block 24, the damping spring 23 resets after being compressed, and the generated vibration is offset.
It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacted with the first and second features, or indirectly contacted with the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. a brain aspirator for neurosurgery comprises a shell (1), and is characterized in that: a telescopic pipe (2) is arranged in the inner cavity of the shell (1), fixing parts (3) are fixedly connected to two ends of the telescopic pipe (2), a joint (4) is fixedly installed on the fixing part (3) at one end of the telescopic pipe (2), a limiting ring (5) is fixedly connected to the outer side of one end of the joint (4), and a suction head (6) is fixedly connected to the other end of the joint (4);
The inner wall of the shell (1) is fixedly connected with a micro motor (8), a first supporting rod (10) and a second supporting rod (12) respectively, one end of the micro motor (8) is provided with a rotating shaft (9), one end of the rotating shaft (9) is fixedly provided with a driving gear (7), the surface of the first supporting rod (10) is fixedly provided with a bearing, the outer surface of the bearing is fixedly provided with a first gear (11), the surface of the second supporting rod (12) is fixedly provided with a bearing, the outer surface of the bearing is fixedly provided with a second gear (13), the surfaces of the first gear (11) and the second gear (13) are provided with a belt (17), a rotating shaft (14) is arranged between the first gear (11) and the second gear (13), the surface of the rotating shaft (14) is fixedly provided with a bearing, and the outer surface of the bearing is fixedly provided with a third gear (15), one end of the rotating shaft (14) is fixedly connected with a circular fixing ring (16);
The inside of casing (1) is provided with damping device (20), damping device (20) include dead lever (21), baffle (22), damping spring (23), slider (24), transfer line (25), fixed plate (26), reset spring (27) and shock attenuation board (28), the fixed surface of dead lever (21) installs baffle (22), one side fixed mounting of baffle (22) has damping spring (23), the one end of damping spring (23) is provided with slider (24), transfer line (25) are installed to the bottom of slider (24), fixed plate (26) are installed to the one end of transfer line (25), the fixed surface of fixed plate (26) installs reset spring (27), the one end fixed mounting of reset spring (27) has damping board (28).
2. the brain aspirator for neurosurgery according to claim 1, characterized in that: the external fixed surface of belt (17) is connected with external tooth (18), external tooth (18) are connected with driving gear (7) meshing, the internal fixed surface of belt (17) is connected with internal tooth (19), internal tooth (19) are connected with first gear (11), second gear (13) and third gear (15) meshing respectively.
3. the brain aspirator for neurosurgery according to claim 1, characterized in that: the circular fixing ring (16) is sleeved with the fixing part (3) at one end of the telescopic pipe (2), and the fixing part (3) at the other end of the telescopic pipe (2) is fixedly arranged on the inner wall of the shell (1).
4. The brain aspirator for neurosurgery according to claim 1, characterized in that: the number of the baffles (22), the damping springs (23), the sliding blocks (24) and the transmission rods (25) is two, and two ends of the fixed rod (21) penetrate through the two baffles (22) respectively and are connected with the inside of the shell (1).
5. the brain aspirator for neurosurgery according to claim 1, characterized in that: the number of damping device (20) has the multiunit, and multiunit damping device (20) equidistance is arranged in the inside of casing (1), and the quantity of every group damping device (20) has a plurality ofly, and a plurality of damping device (20) are the outside that the annular array arranged at flexible pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910946370.7A CN110548182A (en) | 2019-10-04 | 2019-10-04 | Brain aspirator for neurosurgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910946370.7A CN110548182A (en) | 2019-10-04 | 2019-10-04 | Brain aspirator for neurosurgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110548182A true CN110548182A (en) | 2019-12-10 |
Family
ID=68742168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910946370.7A Withdrawn CN110548182A (en) | 2019-10-04 | 2019-10-04 | Brain aspirator for neurosurgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110548182A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112546412A (en) * | 2020-12-22 | 2021-03-26 | 张家玉 | Repair equipment based on multi-functional layer oral cavity membrane body |
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| CN107812256A (en) * | 2017-11-24 | 2018-03-20 | 胡莎 | A kind of attractor of telescopic spinal surgery |
| CN208081297U (en) * | 2017-11-15 | 2018-11-13 | 程杨玉 | A kind of neurosurgery electric coagulation aspirator |
| CN208722124U (en) * | 2018-10-31 | 2019-04-09 | 遵义师范学院 | A kind of computer hard disk protecting device |
| CN208799285U (en) * | 2018-05-03 | 2019-04-30 | 匡卫平 | A kind of brain section multifunction aspirator having crushing and suction function concurrently |
| CN209204224U (en) * | 2018-10-11 | 2019-08-06 | 苏州市金盛塑胶有限公司 | A kind of sputum aspirator auxiliary tank |
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2019
- 2019-10-04 CN CN201910946370.7A patent/CN110548182A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208081297U (en) * | 2017-11-15 | 2018-11-13 | 程杨玉 | A kind of neurosurgery electric coagulation aspirator |
| CN107812256A (en) * | 2017-11-24 | 2018-03-20 | 胡莎 | A kind of attractor of telescopic spinal surgery |
| CN208799285U (en) * | 2018-05-03 | 2019-04-30 | 匡卫平 | A kind of brain section multifunction aspirator having crushing and suction function concurrently |
| CN209204224U (en) * | 2018-10-11 | 2019-08-06 | 苏州市金盛塑胶有限公司 | A kind of sputum aspirator auxiliary tank |
| CN208722124U (en) * | 2018-10-31 | 2019-04-09 | 遵义师范学院 | A kind of computer hard disk protecting device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112546412A (en) * | 2020-12-22 | 2021-03-26 | 张家玉 | Repair equipment based on multi-functional layer oral cavity membrane body |
| CN112546412B (en) * | 2020-12-22 | 2022-08-26 | 北京劲松望京口腔医院有限公司 | Repair equipment based on multi-functional layer oral cavity membrane body |
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Application publication date: 20191210 |