CN111759377A - Expanding incision device for brain surgery - Google Patents
Expanding incision device for brain surgery Download PDFInfo
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- CN111759377A CN111759377A CN202010650991.3A CN202010650991A CN111759377A CN 111759377 A CN111759377 A CN 111759377A CN 202010650991 A CN202010650991 A CN 202010650991A CN 111759377 A CN111759377 A CN 111759377A
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- brain
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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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0293—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with ring member to support retractor elements
Abstract
The invention provides an incision expanding device for brain surgery, which comprises a support plate, an adjusting component, a brain support ring, a rotating component, an expanding component and a neck support ring, wherein the adjusting component is fixed on one side of the top end of the plate surface of the support plate, the brain support ring is fixedly arranged on the outer part of the support plate above the adjusting component, the rotating component is symmetrically fixed on one side of the brain support ring, the expanding component is fixed on the inner part of one side of the rotating component, the adjusting component comprises a first screw rod, a lifting groove, a first sliding groove, a nut, a rotating groove, a support rod, a sliding rod and a rotating block, the first screw rod is fixedly welded on one side of the top end of the plate surface of the support plate, the lifting groove is formed in one side of the first screw rod, the support rod is fixedly sleeved in the lifting groove, the angle of a pipe for supporting a brain hole is adjustable, and the outer diameter, can be adjusted according to the hole opened in the brain.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to an incision expanding device for brain surgery.
Background
Brain surgery generally refers to neurosurgery, and is a subject which utilizes neurosurgery, mainly takes examination as a main part, takes operation as a path, carries out comprehensive treatment and comprehensively evaluates; the youngest, most complex and most rapidly developing discipline in medicine; previously, due to technical limitations, human brain surgery has been a forbidden area, however, with the development of technology, various microneurosurgery operations have been performed with the aid of advanced microsurgical equipment; at present, the angle of a pipe used for supporting a brain patch on the expansion incision device cannot be adjusted, so that the using effect of the device is reduced, the outer diameter of a pipe orifice of an expansion end cannot be adjusted, and various models are needed for standby application, so that the applicability of the device is reduced.
Therefore, how to provide an expansion incision device for brain surgery, adjust the angle of the tube and adjust the outer diameter of the nozzle has become a technical problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide an expansion incision device for brain surgery to solve the technical problems of slow efficiency and poor quality of traditional removal of nuclear radiation particles on clothes.
The invention provides an incision expanding device for brain surgery, which comprises a support plate, an adjusting component, a brain support ring, a rotating component, an expanding component and a neck support ring, wherein the adjusting component is fixed on one side of the top end of the plate surface of the support plate, the brain support ring is fixedly arranged on the support plate outside the upper part of the adjusting component, the rotating component is symmetrically fixed on one side of the brain support ring, and the expanding component is fixed inside one side of the rotating component.
Further, the adjusting part includes first screw rod, lift groove, first spout, nut, rotation groove, bracing piece, slide bar and turning block, the face top one side distribution welded fastening of extension board has first screw rod, the lift groove has been seted up to one side inside of first screw rod, the inside cup joint of lift groove is fixed with the bracing piece, one side bottom symmetric weld of bracing piece has the slide bar, first spout has all been seted up to the inside slide bar that corresponds in one side of lift groove, the one end tip welded fastening of slide bar has the turning block, one side external thread connection of first screw rod has the nut, the rotation groove has been seted up to the inside turning block that corresponds in one side of nut.
Furthermore, one end of the support rod is inserted into the brain support ring.
Furthermore, the rotating assembly comprises a connecting rod, a moving groove, a second sliding groove, a motor, a second screw rod, a moving ring, an internal thread bearing, a connecting rod, an expansion pipe, a groove, a rotating lug and a rotating shaft, the connecting rod is welded and fixed on the outer part of one side of the brain support ring, the moving groove is formed in the inner part of one side of the connecting rod, the motor is embedded and installed on the inner wall of one side of the moving groove, the second screw rod is rotatably connected to the inner wall of one side of the moving groove, one end of an output shaft of the motor is welded to the end part of one end of the second screw rod, the moving ring is fixedly sleeved and connected to the outer part of one side of the second screw rod, the internal thread bearing is embedded and connected to the inner wall of one side of the moving ring corresponding to the second screw rod, the expansion pipe is installed on the outer part of one side of the connecting rod, the inside rotation in one side of recess is connected with the pivot, and one side of pivot runs through in the inside of rotating the ear piece, it is connected with the connecting rod to rotate on one side outer wall of expansion pipe, and the other end of connecting rod mould and connect on the outer wall of shifting ring, it has seted up the second spout to correspond the connecting rod on one side inner wall of shifting chute.
Further, the motor is a positive and negative rotation motor.
Furthermore, a fixed bearing is arranged at the rotary connection position of the second screw and the moving groove.
Furthermore, a fixed bearing is arranged at the rotating connection position of the rotating shaft and the groove.
Further, the expansion assembly comprises a first placing groove, a connecting groove, a second placing groove, a spring, an extrusion plate, a movable plate, a connecting plate and an expansion plate, wherein the first placing groove is symmetrically formed in the outer wall of one side of the expansion pipe, the expansion plate is placed and connected in one side of the first placing groove, the connecting plate is fixed to one side of the expansion plate in a plastic connection mode, the connecting groove is formed in the connecting plate corresponding to one side of the first placing groove, the movable plate is welded and fixed to one side of the connecting plate, the second placing groove is formed in the movable plate corresponding to one side of the connecting groove, the spring is welded and fixed to the inner wall of the bottom end of the second placing groove, the extrusion plate is installed in one side, located at the bottom end of the movable plate, of the second placing groove, and the other end of.
Further, the combined shape of the moving plate, the connecting plate and the expansion plate is U-shaped.
Furthermore, the top end of the plate surface of the support plate on one side of the brain support ring is fixedly provided with a neck support ring, and one end part of the support rod is inserted into the neck support ring.
Compared with the prior art, the invention has the beneficial effects that: the invention provides an incision expanding device for brain surgery, which comprises a support plate, an adjusting component, a brain support ring, a rotating component, an expanding component and a neck support ring, wherein the adjusting component is fixed on one side of the top end of the plate surface of the support plate, the brain support ring is fixedly arranged on the support plate outside the upper part of the adjusting component, the rotating component is symmetrically fixed on one side of the brain support ring, and the expanding component is fixed inside one side of the rotating component. The incision expanding device for the brain surgery effectively solves the technical problems of adjusting the rotation angle of a pipe and adjusting the outer diameter of a pipe orifice in the prior art.
Firstly, in the operation process, when the brain hole is cut, the motor is started to enable the second screw rod to rotate, then the movable ring 4b2 is enabled to move along the second screw rod in the movable groove on the connecting rod under the action of the internal thread bearing, at the moment, the connecting rod moves along the second sliding groove, the rotary lug on the expansion pipe rotates along the rotating shaft in the groove, then the angle of the expansion pipe is adjusted, the angle is thirty degrees, sixty degrees and one hundred twenty degrees respectively, and then the expansion pipe is inserted into the brain hole to expand the brain hole, so that a doctor can conveniently conduct the next operation.
Secondly, in the use process of the invention, the outer diameter of the orifice of the expansion pipe is found to be smaller, the spring and the extrusion plate can be compressed by pressing the movable plate, then the movable plate is moved in the second placing groove, so that the connecting plate is driven to move in the connecting groove, the expansion plate is also driven to come out of the first placing groove, then the movable plate is loosened, the movable plate, the connecting plate and the expansion plate are driven to move outwards along the second placing groove under the action of the spring and the extrusion plate, then the brain hole is properly expanded, the visual angle of a doctor is conveniently increased, the operation range of the doctor is enlarged, the difficulty of the operation is reduced, and the success of the operation is improved.
Drawings
In order to more clearly illustrate the embodiments of the present 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 some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic overall perspective view of an expansion incision device for brain surgery according to an embodiment of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a front view, cut-away and schematic structural diagram of the dilating incision device for brain surgery, provided by the embodiment of the invention;
FIG. 4 is an enlarged view at B in FIG. 3;
fig. 5 is a schematic sectional perspective view of a rotating assembly in an expansion incision device for brain surgery according to an embodiment of the present invention.
Reference numerals:
1-a support plate; 2-a regulating component; 2 a-a first screw; 2a 1-lifting groove; 2a2 — first runner; 2 b-a nut; 2b 1-rotating groove; 2 c-a support bar; 2c 1-sliding bar; 2c 2-turning block; 3-brain support ring; 4-a rotating assembly; 4 a-a connecting rod; 4a 1-moving slot; 4a 2-second runner; 4 b-a motor; 4b1 — second screw; 4b2 — moving ring; 4b 3-female threaded bearing; 4b 4-connecting rod; 4 c-an expansion tube; 4c 1-groove; 4c 2-rotating ear piece; 4c 3-shaft; 5-an expansion component; 5 a-a first placing groove; 5a 1-connecting groove; 5a 2-second placement groove; 5 b-a spring; 5b 1-squeeze board; 5 c-moving the plate; 5c 1-web; 5c 2-expansion board; 6-neck support ring.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 is a schematic overall perspective view of an expansion incision device for brain surgery according to an embodiment of the present invention; FIG. 2 is an enlarged view taken at A in FIG. 1; FIG. 3 is a front view, cut-away and schematic structural diagram of the dilating incision device for brain surgery, provided by the embodiment of the invention; FIG. 4 is an enlarged view at B in FIG. 3; fig. 5 is a schematic sectional perspective view of a rotating assembly in an expansion incision device for brain surgery according to an embodiment of the present invention.
Referring to fig. 1 and 3, an embodiment of the present invention provides an incision dilation device for brain surgery, including a support plate 1, an adjustment assembly 2, a brain support ring 3, a rotation assembly 4, a dilation assembly 5, and a neck support ring 6, where the adjustment assembly 2 is fixed on one side of a top end of a plate surface of the support plate 1, the brain support ring 3 is fixedly installed on an exterior of the support plate 1 above the adjustment assembly 2, the rotation assembly 4 is symmetrically fixed on one side of the brain support ring 3, and the dilation assembly 5 is fixed inside one side of the rotation assembly 4.
Further, compared with the prior art, the incision dilating device for brain surgery provided by the invention comprises a support plate 1, an adjusting component 2, a brain support ring 3, a rotating component 4, an dilating component 5 and a neck support ring 6, wherein the adjusting component 2 is fixed on one side of the top end of the plate surface of the support plate 1, the brain support ring 3 is fixedly arranged on the outer part of the support plate 1 above the adjusting component 2, the rotating component 4 is symmetrically fixed on one side of the brain support ring 3, and the dilating component 5 is fixed in one side of the rotating component 4. The incision expanding device for the brain surgery effectively solves the technical problems of adjusting the rotation angle of a pipe and adjusting the outer diameter of a pipe orifice in the prior art.
Further, the adjusting assembly 2 comprises a first screw rod 2a, a lifting groove 2a1, a first sliding groove 2a2, a nut 2b, a rotating groove 2b1, a supporting rod 2c, a sliding rod 2c1 and a rotating block 2c2, a first screw rod 2a is fixedly distributed on one side of the top end of the plate surface of the support plate 1 in a welding manner, a lifting groove 2a1 is formed in one side of the first screw rod 2a, a support rod 2c is fixedly sleeved inside the lifting groove 2a1, a slide rod 2c1 is symmetrically welded and fixed at the bottom end of one side of the support rod 2c, a first sliding chute 2a2 is arranged in one side of the lifting chute 2a1 corresponding to the sliding bar 2c1, a rotating block 2c2 is fixedly welded at one end of the sliding rod 2c1, a nut 2b is connected to the outer part of one side of the first screw rod 2a in a threaded manner, and a rotating groove 2b1 is formed in the inner part of one side of the nut 2b corresponding to the rotating block 2c 2; firstly, according to the position of the patient, the nut 2b is rotated to enable the nut 2b to move up and down on the first screw rod 2a, then the sliding rod 2c1 moves up and down along the first sliding groove 2a2 in the lifting groove 2a1 under the matching action of the rotating groove 2b1 and the rotating block 2c2, so that the supporting rod 2c can be driven to move up and down on the lifting groove 2a1, and the height can be conveniently adjusted.
Furthermore, the invention can conveniently adjust the height of the brain support ring 3 by inserting one end of the support rod 2c into the brain support ring 3, so that the brain of the patient can be adjusted to a proper height, and the operation of the doctor can be conveniently carried out.
Specifically, as shown in fig. 1, 2, 3, 4 and 5, the rotating assembly 4 includes a connecting rod 4a, a moving groove 4a1, a second sliding groove 4a2, a motor 4b, a second screw 4b1, a moving ring 4b2, an internally threaded bearing 4b3, a connecting rod 4b4, an expansion tube 4c, a groove 4c1, a rotating lug 4c2 and a rotating shaft 4c3, the connecting rod 4a is welded and fixed to the outside of one side of the brain support ring 3, the moving groove 4a1 is opened inside one side of the connecting rod 4a, the motor 4b is mounted on the inner wall of one side of the moving groove 4a1 in an embedded manner, the second screw 4b1 is rotatably connected to the inner wall of one side of the moving groove 4a1, an end of one end of an output shaft of the motor 4b is an end of the second screw 4b1, the moving ring 4b 638 is fixed to the outside of one side of the second screw 4b 632, the moving ring 4b 68623 is correspondingly connected to the internally threaded bearing 6864 b, an expansion tube 4c is installed outside one side of the connecting rod 4a, a rotating lug 4c2 is fixed on the outer wall of one side of the expansion tube 4c in a plastic connection mode, a groove 4c1 is formed outside one end of the connecting rod 4a corresponding to the rotating lug 4c2, a rotating shaft 4c3 is connected inside one side of the groove 4c1 in a rotating mode, one side of the rotating shaft 4c3 penetrates through the rotating lug 4c2, a connecting rod 4b4 is connected on the outer wall of one side of the expansion tube 4c in a rotating mode, the other end of the connecting rod 4b4 is connected to the outer wall of the moving ring 4b2 in a plastic connection mode, a second sliding groove 4a2 is formed in the inner wall of one side of the moving groove 4a1 corresponding to the connecting rod 4b4, during operation, when a brain hole is cut, the motor 4b is started to enable the second screw rod 4b1 to rotate, then under the action of the female bearing 4b3, the moving ring 4b2 moves along the moving groove 1 a of the second screw 4b1 on, at this time, the connecting rod 4b4 moves along the second sliding groove 4a2, so that the rotating ear piece 4c2 on the expansion tube 4c rotates along the rotating shaft 4c3 inside the groove 4c1, then the angle of the expansion tube 4c is adjusted to thirty degrees, sixty degrees and one hundred twenty degrees respectively, and then the expansion tube is inserted into the brain hole to expand the brain hole, thereby facilitating the doctor to perform the next operation.
Specifically, as shown in fig. 5, the motor 4b is a forward and reverse rotation motor, which facilitates forward and reverse rotation of the second screw 4b1, and when the moving ring 4b2 moves to the end of the second screw 4b1, the reverse rotation motor 4b immediately reverses the rotation of the second screw 4b1, so that the moving ring 4b2 moves in the reverse direction along the second screw 4b 1.
Specifically, as shown in fig. 5, a fixed bearing is installed at the rotational connection of the second screw 4b1 and the moving groove 4a1, so that the second screw 4b1 is conveniently rotated, and the moving ring 4b2 can perform reciprocating movement.
The fixed bearing is arranged at the rotary connection position of the rotating shaft 4c3 and the groove 4c1, so that the angle of the expansion pipe 4c can be conveniently adjusted in a rotating mode, and the adjusting angles are thirty degrees, sixty degrees and one hundred twenty degrees respectively.
The expansion assembly 5 comprises a first placing groove 5a, a connecting groove 5a1, a second placing groove 5a2, a spring 5b, a pressing plate 5b1, a moving plate 5c, a connecting plate 5c1 and an expansion plate 5c2, wherein the first placing groove 5a is symmetrically formed on the outer wall of one side of the expansion pipe 4c, the expansion plate 5c2 is placed and connected inside one side of the first placing groove 5a, the connecting plate 5c1 is fixed and molded on one side of the expansion plate 5c2, the connecting groove 5a1 is formed inside one side of the first placing groove 5a corresponding to the connecting plate 5c1, the moving plate 5c is fixed and welded on one side of the connecting plate 5c1, the second placing groove 5a2 is formed inside one side of the connecting groove 5a1 corresponding to the connecting plate 5c, the spring 5b is fixed and welded on the inner wall of the bottom end of the second placing groove 5a2, the pressing plate 5b1 is installed inside one side of the moving plate 5a2 located at the bottom end of the moving plate 5, and the other end of the spring 5b is welded on the outer wall of the extrusion plate 5b1, when in use, the outer diameter of the orifice of the expansion tube 4c is found to be small, the moving plate 5c can be pressed to compress the spring 5b and the extrusion plate 5b1, then the moving plate 5c is moved in the second placement groove 5a2, so that the connecting plate 5c1 is driven to move in the connecting groove 5a1, the expansion plate 5c2 is also driven to come out of the first placement groove 5a, then the moving plate 5c is released, under the action of the spring 5b and the extrusion plate 5b1, the moving plate 5c, the connecting plate 5c1 and the expansion plate 5c2 are moved outwards along the second placement groove 5a2, and then the brain hole is properly expanded, so that the visual angle of a doctor is conveniently increased, the operation range of the doctor is increased, thereby reducing the operation success rate and improving the operation success rate.
The combined shape of the moving plate 5c, the connecting plate 5c1 and the expansion plate 5c2 is U-shaped, the moving plate 5c, the connecting plate 5c1 and the expansion plate 5c2 are conveniently moved in the first placing groove 5a, the connecting groove 5a1 and the second placing groove 5a2, so that the structure is simple, the operation is convenient, the service time is shortened, the operation time is shortened, the rescue time can be rapidly strived for patients, and a better effect is provided for the success of the operation.
The top end of the plate surface of the support plate 1 on one side of the brain support ring 3 is fixedly provided with a neck support ring 6, and the end part of one end of the support rod 2c is inserted into the neck support ring 6, so that the height of the neck support ring 6 can be conveniently adjusted, the neck of a patient can be adjusted to a proper height, and a doctor can conveniently perform an operation.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. An expansion incision device for brain surgery, characterized in that: the novel multifunctional extension plate comprises an extension plate, an adjusting component, a brain support ring, a rotating component, an expansion component and a neck support ring, wherein the adjusting component is fixed on one side of the top end of the face of the extension plate, the brain support ring is fixedly mounted on the outer portion, located above the adjusting component, of the extension plate, the rotating component is symmetrically fixed on one side of the brain support ring, and the expansion component is fixed inside one side of the rotating component.
2. A roller brush for cleaning nuclear radiation particles according to claim 1, wherein: the adjusting part comprises a first screw rod, a lifting groove, a first sliding groove, a nut, a rotating groove, a supporting rod, a sliding rod and a rotating block, the first screw rod is fixed to one side of the top end of the plate in a distributed welding mode, the lifting groove is formed in one side of the first screw rod, the supporting rod is fixedly sleeved in the lifting groove, the sliding rod is symmetrically welded and fixed to the bottom end of one side of the supporting rod, the first sliding groove is formed in one side of the lifting groove in an internal corresponding mode, the rotating block is fixed to one end of the sliding rod in a welded mode, the nut is connected to one side of the first screw rod in an external threaded mode, and the rotating groove is formed in one side of the nut in an internal.
3. A roller brush for cleaning nuclear radiation particles according to claim 2, wherein: one end of the supporting rod is inserted into the brain supporting ring.
4. A roller brush for cleaning nuclear radiation particles according to claim 1, wherein: the rotating assembly comprises a connecting rod, a moving groove, a second sliding groove, a motor, a second screw rod, a moving ring, an internal thread bearing, a connecting rod, an expansion pipe, a groove, a rotating lug and a rotating shaft, the connecting rod is welded and fixed on the outer portion of one side of the brain support ring, the moving groove is formed in the inner portion of one side of the connecting rod, the motor is embedded and installed on the inner wall of one side of the moving groove, the second screw rod is connected to the inner wall of one side of the moving groove in a rotating mode, one end of an output shaft of the motor is welded to the end portion of one end of the second screw rod, the moving ring is fixedly sleeved on the outer portion of one side of the second screw rod, the internal thread bearing is embedded and connected on the inner wall of one side of the moving ring corresponding to the second screw rod, the expansion pipe is installed on the outer portion of one side of, the inside rotation in one side of recess is connected with the pivot, and one side of pivot runs through in the inside of rotating the ear piece, it is connected with the connecting rod to rotate on one side outer wall of expansion pipe, and the other end of connecting rod mould and connect on the outer wall of shifting ring, it has seted up the second spout to correspond the connecting rod on one side inner wall of shifting chute.
5. A roller brush for cleaning nuclear radiation particles according to claim 4, wherein: the motor is a positive and negative rotation motor.
6. A roller brush for cleaning nuclear radiation particles according to claim 4, wherein: and a fixed bearing is arranged at the rotary joint of the second screw and the moving groove.
7. A roller brush for cleaning nuclear radiation particles according to claim 4, wherein: and a fixed bearing is arranged at the rotating joint of the rotating shaft and the groove.
8. A roller brush for cleaning nuclear radiation particles according to claim 1, wherein: the expansion assembly comprises a first placing groove, a connecting groove, a second placing groove, a spring, an extrusion plate, a movable plate, a connecting plate and an expansion plate, wherein the first placing groove is symmetrically formed in the outer wall of one side of the expansion pipe, the expansion plate is placed and connected in one side of the first placing groove, one side of the expansion plate is fixed with the connecting plate in a plastic-connection mode, the connecting groove is formed in the connecting plate in an internal corresponding mode in one side of the first placing groove, the movable plate is welded and fixed to one side of the connecting plate, the second placing groove is formed in the movable plate in an internal corresponding mode in one side of the connecting groove, the spring is welded and fixed to the inner wall of the bottom end of the second placing groove, the extrusion plate is installed in one side, located at the bottom end of the movable plate.
9. The roll brush for cleaning nuclear radiation particles of claim 8, wherein: the combined shape of the moving plate, the connecting plate and the expansion plate is U-shaped.
10. A roller brush for cleaning nuclear radiation particles according to claim 1, wherein: the top end of the plate surface of the support plate on one side of the brain support ring is fixedly provided with a neck support ring, and one end part of the support rod is inserted into the neck support ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010650991.3A CN111759377B (en) | 2020-07-08 | 2020-07-08 | Expanding incision device for brain surgery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010650991.3A CN111759377B (en) | 2020-07-08 | 2020-07-08 | Expanding incision device for brain surgery |
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| CN111759377A true CN111759377A (en) | 2020-10-13 |
| CN111759377B CN111759377B (en) | 2021-12-03 |
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| RU2311149C1 (en) * | 2006-05-11 | 2007-11-27 | Государственное учреждение Российский научный центр хирургии РАМН (РНЦХ РАМН) | Appliance for kyphoplasty and method for kyphoplasty |
| WO2012039204A1 (en) * | 2010-09-24 | 2012-03-29 | テルモ株式会社 | Medical device |
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| CN111759377B (en) | 2021-12-03 |
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