CN115068022A - Brain tissue expansion kit for craniocerebral operation - Google Patents
Brain tissue expansion kit for craniocerebral operation Download PDFInfo
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- CN115068022A CN115068022A CN202211011739.3A CN202211011739A CN115068022A CN 115068022 A CN115068022 A CN 115068022A CN 202211011739 A CN202211011739 A CN 202211011739A CN 115068022 A CN115068022 A CN 115068022A
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- 210000005013 brain tissue Anatomy 0.000 title claims abstract description 30
- 239000002775 capsule Substances 0.000 claims abstract description 51
- 238000001356 surgical procedure Methods 0.000 claims abstract description 10
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 229910003460 diamond Inorganic materials 0.000 claims description 9
- 239000010432 diamond Substances 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000010339 dilation Effects 0.000 claims 4
- 238000000034 method Methods 0.000 abstract description 7
- 210000004556 brain Anatomy 0.000 abstract description 5
- 230000003902 lesion Effects 0.000 description 6
- 239000011229 interlayer Substances 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- 239000004606 Fillers/Extenders Substances 0.000 description 3
- 238000007917 intracranial administration Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 description 1
- 208000034656 Contusions Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003925 brain function Effects 0.000 description 1
- 210000003710 cerebral cortex Anatomy 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000009519 contusion Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000185 intracerebroventricular administration Methods 0.000 description 1
- 208000028867 ischemia Diseases 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0218—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for minimally invasive surgery
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The invention belongs to the technical field of medical appliances; in particular to a brain tissue expansion kit for craniocerebral operation, which comprises: an expansion element, the expansion element comprising: a first portion, a second portion, a support; the first portion and the second portion are arranged in a mirror image mode, and the first portion comprises: the capsule comprises a first capsule body, a second capsule body and a third capsule body, wherein the first capsule body, the second capsule body and the third capsule body are connected; the pipeline structure is arranged to be connected with a first capsule body, a second capsule body and a third capsule body in series, and the second part and the first part are arranged in a mirror image manner; the supporting piece is sleeved with the expansion piece, and a separation layer piece for isolating brain tissues is arranged on the supporting piece; the method is mainly used for establishing a brain surgery area channel; the problem of expansion diameter uncontrollable is solved, the problem that the operation steps for establishing the operation channel are complicated is solved.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a brain tissue expansion kit for craniocerebral operations.
Background
Fistulization needs to be carried out from a cerebral cortical region in the deep brain and intracerebroventricular operation processes, then, targeted operation is carried out on the deep brain after brain tissue is retracted and fixed, so that multiple operation effects in the focus exposure process play a vital role, and the operation can be more visual due to better visual field of the exposed operation region; at present, in clinical neurosurgery, a nerve navigation system is mostly adopted to position lesion sites, but because the intracranial lesion sites are different, some lesion sites are deeper in the intracranial sites and may be adjacent to important functional areas, the traditional operation channel establishing mode is adopted, in the process of reaching the lesion sites, contusion, ischemia, edema and other injuries are easily caused to brain tissues, and the brain functions are damaged.
Therefore, the invention aims at solving the problem of providing a brain tissue expansion kit for craniocerebral operation, which can be used for once expansion forming and can control the expansion diameter and reduce the devices to enter the brain of a patient.
Disclosure of Invention
In order to overcome the problems presented in the background art, the present invention provides a brain tissue expansion kit for craniocerebral surgery.
A brain tissue expansion kit for craniocerebral surgery, comprising: an expansion element, a support element; the expansion element comprises: a first portion, a second portion; the first portion and the second portion are arranged in a mirror image mode, and the first portion comprises: the capsule comprises a first capsule body, a second capsule body and a third capsule body, wherein the first capsule body, the second capsule body and the third capsule body are connected; the pipeline structure is arranged to be connected with a first capsule body, a second capsule body and a third capsule body in series, and the second part and the first part are arranged in a mirror image manner; the support piece and the expansion piece are sleeved, and a separation layer piece for isolating brain tissues is arranged on the support piece.
In some embodiments of the present application, the first portion is not in communication with the second portion, and the first portion and the second portion combine into a hollow tubular structure.
In some embodiments of the present application, the piping structure comprises: the connecting pipe comprises a first pipe and a second pipe, the first pipe is connected with the first part, the second pipe is connected with the second part, and the first pipe and the second pipe are identical in composition structure.
Further, the first pipe includes: the external section is communicated with the internal section, and the internal section is used for connecting the first bag body, the second bag body and the third bag body in series; and the built-in section is provided with a through hole.
Furthermore, the first pipe and the second pipe are connected with a connecting piece, and an energy charging device is arranged to be connected with the connecting piece.
In some embodiments of the present application, the connector comprises: a body member, a release opening; a cavity is arranged in the main body piece, the first pipe and the second pipe are communicated with the cavity, a connecting assembly is arranged on one side face of the main body piece, and a one-way stopping assembly I is arranged in the connecting assembly; the release opening is arranged on the outer wall of the main body piece, and the release opening is communicated with the cavity.
In some embodiments of the present application, an outer wall of the third balloon is provided with an expansion piece, and the expansion piece is integrally connected with the third balloon; the diameter of the expansion piece is larger than that of the third balloon.
In some embodiments of the present application, the support comprises: a support, closed loop; the supporter is cylindrical, and the internal diameter of supporter is the same with the external diameter of expansion piece, the closed loop includes: the first closed loop and the second closed loop are respectively arranged at two ends of the support body.
In some embodiments of the present application, an outer wall of one end of the support body is provided with a tail fin, the tail fin including: the first tail wing and the second tail wing are opposite in position; after the expansion piece drives the support body to expand, the support body can be fixed through the empennage, and in addition, the state of the support body in the operation after the direction is changed can be kept.
Further, the support body is made of 316LVM stainless steel, and a rectangular opening is formed in the support body; the rectangular opening takes the central axis of the support body as a rotating shaft, the support body is arranged in an array mode, and the support body is net-shaped when being unfolded to be a plane.
In some embodiments of the present application, the rectangular opening is a diamond opening, and the spacer members are disposed in the diamond opening, and the number of the spacer members is the same as that of the diamond opening.
In some embodiments of the present application, the charging device is selected as an inflator device comprising: the gas supply device comprises an operation body and a gas supply structure, wherein a connecting port is arranged on the operation body, the shape of the connecting port is the same as that of the connecting piece, and the connecting piece is inserted into the operation body through the connecting port; the air supply structure is arranged in the operation body and communicated with the connecting port; the control structure is disposed within the operating body.
Further, the control structure includes: the system comprises a central processing unit, a power supply module, control keys and a display screen; a placing cavity is arranged in the inflating device, and the central processing unit is arranged in the placing cavity; the control key is arranged on the top end face of the inflation device and is in line connection with the central processing unit; the display screen is also arranged on the top end face of the inflation device and is in line connection with the central processing unit, and the power supply module is arranged on the bottom end face of the inflation device; the power supply module is also in line connection with the central processing unit.
The invention has the beneficial effects that:
the expansion piece, the support piece and the inflating device are arranged, so that the support piece is driven by the expansion piece to expand brain tissues, and an operation channel is established; and the expansion diameter of the expansion piece is regulated and controlled through the inflation device.
The operation steps of establishing the operation channel are reduced through the matched use of the expansion piece and the supporting piece, and the disposable expansion of the operation channel is realized.
Drawings
FIG. 1 is a schematic view of the present invention showing the fitting of the extender to the navigation stick;
FIG. 2 is a schematic view of the stent and strut of the present invention;
FIG. 3 is a schematic view of an extender of the present invention;
FIG. 4 is a cross-sectional view of the extender of the present invention;
FIG. 5 is a schematic view of a connector of the present invention;
FIG. 6 is a cross-sectional view of a connector of the present invention;
FIG. 7 is a schematic view of an expansion member of the present invention;
figure 8 is a cross-sectional view of a bladder of the present invention;
FIG. 9 is a schematic view of a support according to the present invention;
FIG. 10 is a schematic view of an inflator device according to the present invention;
FIG. 11 is a schematic view showing the internal structure of the inflator according to the present invention;
FIG. 12 is a schematic cross-sectional view of an inflator device according to the present invention;
in the figures, 1, an expansion element; 11. a first portion; 111. a first capsule body; 112. a second capsule body; 113. a third capsule body; 1131. a protective layer; 12. a second portion; 13. a first tail wing; 14. a second tail wing; 15. a first tube; 151. a through hole; 16. a second tube; 17. a main body member; 18. a release opening; 19. an expansion member; 2. a support body; 21. a first closed loop; 22. a closed loop II; 23. a diamond-shaped opening; 24. a spacer member; 3. an operation body; 31. a connecting port; 32. a central processing unit; 33. a power supply module; 34. a control key; 35. a display screen; 4. a sleeve; 41. a piston; 42. a rocker; 43. a turntable; 44. a drive assembly; 45. and (4) air inlet holes.
Detailed Description
Various embodiments of the present invention will now be described in detail with reference to the drawings, wherein like reference numerals are used to refer to like elements or features throughout for convenience in describing the relationship of one element or feature to another element or feature(s). These spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be oriented in different orientations (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Fig. 1 to 4 are schematic structural diagrams illustrating the main technical content of the present invention, and this embodiment provides a brain tissue dilating kit for craniocerebral operation, which comprises: the expansion part 1, the expansion part 1 includes: a first portion 11, a second portion 12; a support member; it is characterized in that the first part 11 and the second part 12 are arranged in a mirror image mode, and the first part 11 comprises: the first capsule body 111, the second capsule body 112 and the third capsule body 113 are connected; the pipeline structure is arranged to be connected with the first capsule body 111, the second capsule body 112 and the third capsule body 113 in series, so that the first capsule body 111, the second capsule body 112 and the third capsule body 113 are communicated, and the second part 12 and the first part 11 are arranged in a mirror image manner; the supporting piece is sleeved with the expansion piece 1, and a separation layer piece 24 for isolating brain tissue is arranged on the supporting piece.
In this embodiment, the expansion piece 1 and the support piece are provided with multiple specifications, the navigation rod used in clinical practice is about 14cm long, the diameter is about 2mm, the inner diameter of the expansion piece 1 is the same as the diameter of the navigation rod, the inner diameter of the support piece is the same as the outer diameter of the expansion piece 1, specifically, the length of the expansion piece 1 is 4-8 cm, 6-10 cm and 8-12 cm respectively, and when the medical navigation rod is used, the medical navigation rod is selected and used according to the depth of a diseased part of a patient.
Referring to fig. 1-3, in the present embodiment, the first portion 11 is not communicated with the second portion 12, and the first portion 11 and the second portion 12 are combined into a hollow tubular structure, when in use, the expansion member 1 is sleeved with a currently clinically used navigation rod, and after being sleeved, the navigation rod drives the expansion member 1 to enter the diseased part of the patient.
Referring to fig. 3 and fig. 5 to 8, in the present embodiment, the piping structure includes: and the connecting pipe comprises a first pipe 15 and a second pipe 16, the first pipe 15 is connected with the first part 11, the second pipe 16 is connected with the second part 12, and the first pipe 15 and the second pipe 16 have the same composition structure.
The first tube 15 and the second tube 16 are connected with a connecting piece, and an energy charging device is arranged to be connected with the connecting piece, so that the energy charging device can simultaneously charge and expand the first part 11 and the second part 12 through the connecting piece to realize the expansion of brain tissues.
The connecting piece includes: a body member 17, a release opening 18; a cavity is arranged in the main body part 17, the first pipe 15 and the second pipe 16 are communicated with the cavity, a connecting assembly is arranged on one side surface of the main body part 17, and a one-way stopping assembly I is arranged in the connecting assembly; a release opening 18 is provided on the outer wall of the body member 17, and the release opening 18 communicates with the cavity.
The release opening 18 includes: releasing the joint and sleeving the ring; the release joint is integrally connected with the main body member 17, the release joint is provided with a first open slot, the ring sleeve is sleeved on the release joint and is provided with a second open slot, when the ring sleeve is rotated to enable the second open slot to be opposite to the first open slot, the expansion state of the first part 11 and the second part 12 is released, and when the second open slot is not opposite to the first open slot, the release opening 18 is in a sealing state.
The first pipe 15 includes: the external section is communicated with the internal section, and the internal section is used for connecting the first bag body 111, the second bag body 112 and the third bag body 113 in series; and the built-in section is provided with a through hole 151.
The number of the through holes 151 is at least 3, and the through holes correspond to the first capsule body 111, the second capsule body 112 and the third capsule body 113 respectively, so that the first capsule body 111, the second capsule body 112 and the third capsule body 113 can be charged, and the first capsule body 111, the second capsule body 112 and the third capsule body 113 can be expanded after being charged.
Alternatively, the relief opening 18 comprises; the circular hole that sets up in main part 17 side to and be used for sealing the closing member of circular hole, be provided with the pull ring on the closing member, realize the circulation of circular hole through the tractive pull ring.
Referring to fig. 4 and 7, in the present embodiment, the outer wall of the third balloon 113 is provided with an expansion piece 19, and the expansion piece 19 is integrally connected with the third balloon 113; the expansion member 19 has a diameter greater than that of balloon three 113, by which arrangement it is prevented that the support member slips off the stent 1 during entry into the patient's brain.
One end of the third balloon body 113 is provided with a protective layer 1131, and after the expansion piece 1 is matched with a clinical existing navigation rod, the navigation rod enters the intracranial end of a patient and is contacted with the protective layer 1131, so that the expansion piece 1 cannot move backwards due to the contact with brain tissue in the entering process, and the situation that the navigation rod reaches a designated position and the expansion piece 1 cannot reach the designated position is avoided.
Referring to fig. 1-2 and 9, in the present embodiment, the supporting member includes: support 2, closed loop; the support body 2 is a cylindrical tube shape, and the inner diameter of the support body 2 is the same as the outer diameter of the expansion piece 1, and the closed loop includes: the first closed loop 21 and the second closed loop 22 are respectively arranged at two ends of the support body 2.
Referring to fig. 9, in the present embodiment, an outer wall of one end of the supporting body 2 is provided with a tail wing, which includes: the first tail wing 13 and the second tail wing 14 are opposite, and the first tail wing 13 and the second tail wing 14 are opposite; after the expansion piece 1 drives the support body 2 to expand and expand, the support body 2 can be fixed through the empennage, and in addition, the state of the support body 2 after changing the direction in the operation can be kept.
The support body 2 is made of 316LVM stainless steel, and a rectangular opening is arranged on the support body 2.
The rectangular openings are arranged in an array on the support body 2 by taking the central axis of the support body 2 as a rotating shaft, and the support body 2 is in a net shape when being unfolded to be a plane.
The shape of the rectangular opening is selected as a diamond opening 23, when the longitudinal length of the diamond opening 23 is greater than the transverse length, the support body 2 is in a contraction state, and when the transverse length of the diamond opening 23 is greater than the longitudinal length, the support body 2 is in an expansion state.
The interlayer pieces 24 are arranged in the diamond-shaped openings 23, and the number of the interlayer pieces 24 is the same as that of the diamond-shaped openings 23; through set up interlayer piece 24 in rhombus mouth 23, can prevent that supporter 2 from entering into the support piece through rhombus mouth 23 when the expansion, avoid the reduction of operation district area, reduce the influence to the operation.
The spacer elements 24 can be made of a rubber material which is relatively ductile and which allows the spacer elements 24 to adapt well to the deformation process during the deformation of the support body 2.
Referring to fig. 10-12, in this embodiment, the charging device is selected as an inflator device comprising: the gas supply device comprises an operation body 3, a gas supply structure and a control structure, wherein a connecting port 31 is arranged on the operation body 3, the shape of the connecting port 31 is the same as that of a connecting piece, and the connecting piece is spliced with the operation body 3 through the connecting port 31; the air supply structure is arranged in the operation body 3, the air supply structure is communicated with the connecting port 31, and the control structure is arranged in the operation body 3.
The control structure includes: a central processing unit 32, a power supply module 33, control keys 34 and a display screen 35; a placing cavity is arranged in the inflating device, and the central processing unit 32 is arranged in the placing cavity; the control key 34 is arranged on the top end face of the inflation device, and the control key 34 is connected with the central processing unit 32 through a line; the display screen 35 is also arranged on the top end face of the inflation device, the display screen 35 is in line connection with the central processing unit 32, and the power supply module 33 is arranged on the bottom end face of the inflation device; the power supply module 33 is also connected to the cpu 32 by wires.
The air supply structure includes: sleeve 4, piston 41, rocker 42, dial 43, drive assembly 44; one end of the sleeve 4 is connected and communicated with the connecting port 31, the piston 41 is arranged in the sleeve 4, the first end of the rocker 42 is connected with the piston 41, the second end of the rocker 42 is connected with the turntable 43, and the turntable 43 is arranged at the output end of the driving component 44; the piston 41 reciprocates along the inner wall of the sleeve 4.
The air supply structure is also provided with an air inlet hole 45, and a one-way stopping component II is arranged in the air inlet hole 45.
The first one-way stopping component and the second one-way stopping component have the same structure but are opposite in working state.
When in use, firstly, the lesion position of a patient is determined through a nerve navigation system, an expansion piece with proper specification is selected to be sleeved with a navigation rod used in the present clinic, and the support piece is sleeved with the expansion piece, one end of the expansion piece with a protective layer is contacted with the front end of the navigation rod, so that the expansion piece and the support piece can not reach the same position with the navigation rod due to the contact with the brain tissue of the patient when entering the encephalic region of the patient, after the lesion position is reached, the expansion piece is inflated and expanded through an inflating device, the inner diameter of the support piece is increased along with the outer diameter of the expansion piece in the expansion process, after the expansion is finished, a ring sleeve on a connecting piece is rotated, so that a second open slot is opposite to the first open slot, the deflation operation of the expansion piece is realized, after the deflation of the expansion piece, the expansion piece is taken out, the support piece keeps the expansion state, and the expansion of the brain tissue and the establishment of an operation channel are realized, and through the interlayer piece, the brain tissue is prevented from entering the support piece through the diamond-shaped opening when the support piece is expanded, the reduction of the area of an operation area is avoided, and the influence on operation is reduced.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The embodiments described herein are only a part of the embodiments of the present invention, and not all embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The present invention can be implemented or applied by other different specific embodiments, and the features in the following embodiments and embodiments can be combined with each other without conflict, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Claims (10)
1. A brain tissue expansion kit for craniocerebral operations, which comprises an expansion piece and a support piece; the expansion element comprises: a first portion, a second portion; characterized in that, first portion and second part are the mirror image setting, first portion includes: the capsule comprises a first capsule body, a second capsule body and a third capsule body, wherein the first capsule body, the second capsule body and the third capsule body are connected; the pipeline structure is arranged to be connected with a first capsule body, a second capsule body and a third capsule body in series, and the second part and the first part are arranged in a mirror image manner; the supporting piece and the expansion piece are in sleeve joint, and the supporting piece is provided with a separation layer piece for isolating brain tissues.
2. A brain tissue expansion kit for craniocerebral surgery according to claim 1, wherein the first portion and the second portion are not in communication and are combined into a hollow tubular structure.
3. A brain tissue dilation kit for use in craniocerebral surgery according to claim 1, wherein the conduit structure comprises: the connecting pipe comprises a first pipe and a second pipe, the first pipe is connected with the first part, the second pipe is connected with the second part, and the first pipe and the second pipe are identical in composition structure; the first pipe and the second pipe are connected with a connecting piece, and an energy charging device is arranged to be connected with the connecting piece.
4. A brain tissue expansion kit for craniocerebral surgery according to claim 3, wherein the first tube comprises: the external section is communicated with the internal section, and the internal section is used for connecting the first bag body, the second bag body and the third bag body in series; and the built-in section is provided with a through hole.
5. A brain tissue dilation kit for use in craniocerebral surgery according to claim 3, wherein the connector comprises: a body member, a release opening; a cavity is arranged in the main body piece, the first pipe and the second pipe are communicated with the cavity, a connecting assembly is arranged on one side face of the main body piece, and a one-way stopping assembly I is arranged in the connecting assembly; the release opening is arranged on the outer wall of the main body piece, and the release opening is communicated with the cavity.
6. The brain tissue dilatation kit for craniocerebral surgery according to claim 1, wherein an expansion piece is arranged on the outer wall of the balloon III and is integrally connected with the balloon III; the diameter of the expansion piece is larger than that of the balloon III.
7. A craniocerebral surgical brain tissue dilation kit according to claim 1, wherein the support comprises: a support, closed loop; the supporter is cylindrical, and the internal diameter of supporter is the same with the external diameter of expansion piece, the closed loop includes: the first closed loop and the second closed loop are respectively arranged at two ends of the support body.
8. A brain tissue expansion kit for craniocerebral surgery according to claim 7, wherein the support body is made of 316LVM stainless steel and is provided with a rectangular opening; the rectangular opening takes the central axis of the support body as a rotating shaft, the support body is arranged in an array mode, and the support body is net-shaped when being unfolded to be a plane.
9. A brain tissue expansion kit for craniocerebral surgery according to claim 8, wherein the rectangular opening is shaped as a diamond opening, and the spacer members are arranged in the diamond opening, and the number of the spacer members is the same as that of the diamond opening.
10. A cranial surgical brain tissue dilation kit according to claim 3, wherein the energy charging device is an inflator device comprising: the gas supply device comprises an operation body and a gas supply structure, wherein a connecting port is arranged on the operation body, the shape of the connecting port is the same as that of the connecting piece, and the connecting piece is inserted into the operation body through the connecting port; the air supply structure is arranged in the operation body and communicated with the connecting port; a control structure is also arranged in the operation body; the control structure includes: the system comprises a central processing unit, a power supply module, control keys and a display screen; a placing cavity is arranged in the inflating device, and the central processing unit is arranged in the placing cavity; the control key is arranged on the top end face of the inflation device and is in line connection with the central processing unit; the display screen is also arranged on the top end face of the inflation device and is in line connection with the central processing unit, and the power supply module is arranged on the bottom end face of the inflation device; the power supply module is also in line connection with the central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211011739.3A CN115068022B (en) | 2022-08-23 | 2022-08-23 | Brain tissue expansion kit for craniocerebral operation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211011739.3A CN115068022B (en) | 2022-08-23 | 2022-08-23 | Brain tissue expansion kit for craniocerebral operation |
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| CN115068022A true CN115068022A (en) | 2022-09-20 |
| CN115068022B CN115068022B (en) | 2024-05-07 |
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