CN115068022B - Brain tissue expansion kit for craniocerebral operation - Google Patents
Brain tissue expansion kit for craniocerebral operation Download PDFInfo
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- CN115068022B CN115068022B CN202211011739.3A CN202211011739A CN115068022B CN 115068022 B CN115068022 B CN 115068022B CN 202211011739 A CN202211011739 A CN 202211011739A CN 115068022 B CN115068022 B CN 115068022B
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- 210000005013 brain tissue Anatomy 0.000 title claims abstract description 24
- 239000011229 interlayer Substances 0.000 claims abstract description 8
- 229910003460 diamond Inorganic materials 0.000 claims description 7
- 239000010432 diamond Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 239000011241 protective layer Substances 0.000 claims description 4
- 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
- 238000001356 surgical procedure Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 210000004289 cerebral ventricle Anatomy 0.000 abstract 1
- 239000002775 capsule Substances 0.000 description 15
- 230000003902 lesion Effects 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 5
- 210000004556 brain Anatomy 0.000 description 4
- 238000007917 intracranial administration Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 210000005036 nerve Anatomy 0.000 description 3
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 description 2
- 208000034656 Contusions Diseases 0.000 description 2
- 239000004606 Fillers/Extenders Substances 0.000 description 2
- 230000009519 contusion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 1
- 230000006978 adaptation Effects 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
- 238000004891 communication Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000007914 intraventricular administration Methods 0.000 description 1
- 208000028867 ischemia Diseases 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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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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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- 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 operations, which comprises: an expansion member, the expansion member comprising: a first portion, a second portion, a support; the first part and the second part are mirror images, and the first part comprises: the device comprises a first bag body, a second bag body and a third bag body, wherein the first bag body, the second bag body and the third bag body are connected in a three-phase manner; arranging a first bag body, a second bag body and a third bag body which are connected in series through a pipeline structure, wherein the second part and the first part are arranged in a mirror image manner; the support piece is sleeved with the expansion piece, and a interlayer piece for isolating brain tissues is arranged on the support piece; the method is mainly used for establishing a cerebral ventricle operation area channel; the problem of uncontrollable expansion diameter is solved, and the problem of complicated operation steps for establishing a surgical channel is solved.
Description
Technical Field
The invention belongs to the technical field of medical appliances, and particularly relates to a brain tissue expansion kit for craniocerebral operations.
Background
In the deep brain and intra-ventricular operation process, fistulization is needed from a cerebral cortex area, and then brain tissues are subjected to targeted operation after being retracted and fixed, so that the multi-operation effect in the process of exposing the focus plays a vital role, and the better visual field of the operation area can enable the operation to become more visual; the nerve navigation system is adopted to locate the lesion in the clinical neurosurgery, but because the intracranial lesion positions are different, some lesion positions are deeper in the intracranial positions and possibly adjacent to important functional areas, the traditional operation channel building mode is adopted, the brain tissues are easily damaged in the process of reaching the lesion, such as contusion, ischemia, edema and the like, so that the brain functions are damaged, in addition, the diameter of the operation channel cannot be adjusted according to operation requirements by the operation channel building instrument used in the clinical neurosurgery, the operation channel building steps are more, and the operation channel is built by expanding the brain of a patient firstly and then placing a hard tube sheath, so that the probability of contusion to the brain tissues of the patient is improved.
There is therefore a need for an instrument that can be formed in a single expansion and that can access a patient's brain with a controlled and reduced expansion diameter, and the present invention addresses the above-described problems by providing a brain tissue expansion kit for craniocerebral procedures.
Disclosure of Invention
In order to overcome the problems presented in the background art, the invention provides a brain tissue expansion kit for craniocerebral operations.
A brain tissue expansion kit for craniocerebral surgery comprising: an expansion member, a support member; the expansion member includes: a first portion, a second portion; the first part and the second part are mirror images, and the first part comprises: the device comprises a first bag body, a second bag body and a third bag body, wherein the first bag body, the second bag body and the third bag body are connected in a three-phase manner; arranging a first bag body, a second bag body and a third bag body which are connected in series through a pipeline structure, wherein the second part and the first part are arranged in a mirror image manner; the support piece is sleeved with the expansion piece, and a interlayer piece for isolating brain tissues is arranged on the support piece.
In some embodiments of the application, the first portion is not in communication with the second portion, and the first portion and the second portion are combined into a hollow tubular structure.
In some embodiments of the application, the piping structure comprises: the connecting pipe comprises a first pipe and a second pipe, wherein the first pipe is connected with the first part, the second pipe is connected with the second part, and the composition structure of the first pipe and the second pipe is the same.
Further, the first tube 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.
Further, 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 application, the connector comprises: a body member, a release opening; the main body part is internally provided with a cavity, the first pipe and the second pipe are communicated with the cavity, one side surface of the main body part is provided with a connecting component, and the connecting component is internally provided with a one-way stop component I; the release opening is arranged on the outer wall of the main body piece and is communicated with the cavity.
In some embodiments of the present application, an expansion member is disposed on an outer wall of the third bladder, and the expansion member is integrally connected with the third bladder; the diameter of the expansion piece is larger than that of the third balloon body.
In some embodiments of the application, the support comprises: a support body, closed loop; the support body is cylindrical, and the internal diameter of support body is the same with the external diameter of extension piece, the closed loop includes: the first closed loop and the second closed loop are respectively arranged at two ends of the supporting 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 is opposite to the second tail wing in position; after the expansion piece drives the support body to expand, the support body can be fixed through the tail wing, and in addition, the state of the support body after the direction of the support body is changed in the operation can be maintained.
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 center axis of the support body as a rotating shaft, is arranged on the support body in an array mode, and is net-shaped when the support body is unfolded to be a plane.
In some embodiments of the application, the rectangular opening is shaped as a diamond opening, the spacers are disposed in the diamond opening, and the number of spacers is the same as the number of diamond openings.
In some embodiments of the application, the charging device is selected as an inflator device comprising: the device comprises an operation body and an air 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 spliced with the operation body through the connecting port; the air supply structure is arranged in the operating body and is 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 air charging device, and the central processing unit is arranged in the placing cavity; the control key is arranged on the top end surface of the air charging device and is connected with the central processing unit in a line manner; the display screen is also arranged on the top end surface of the air charging device, the display screen is connected with the central processing unit in a line, and the power supply module is arranged on the bottom end surface of the air charging device; the power supply module is also connected with the central processing unit in a wire mode.
The invention has the beneficial effects that:
By arranging the expansion piece, the support piece and the inflation device, the expansion of brain tissues is realized by driving the support piece by the expansion piece, so that the establishment of a surgical channel is realized; and the expansion diameter of the expansion piece is regulated and controlled through the inflation device.
The operation steps for establishing the operation channel are reduced through the cooperation 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 an expansion member and navigation bar adaptation of the present invention;
FIG. 2 is a schematic view of an expansion member and support member 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 an extender of the present invention;
FIG. 5 is a schematic view of a connector according to 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 according to the present invention;
FIG. 8 is a cross-sectional view of a bladder according to the present invention;
FIG. 9 is a schematic view of a support of the present invention;
FIG. 10 is a schematic view of an inflatable device of 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 inflatable device of the present invention;
In the figure, 1, an expansion element; 11. a first portion; 111. a first bag body; 112. a second bag body; 113. a third bag 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 body member; 18. a release opening; 19. an expansion member; 2. a support body; 21. a first closed loop; 22. a second closed loop; 23. diamond-shaped openings; 24. a spacer; 3. an operation body; 31. a connection 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. an air inlet hole.
Detailed Description
Various embodiments of the invention will be described in detail below with reference to the drawings, wherein reference to "up, down, left, right, front, rear" and the like is used in the embodiments to facilitate a description of a relationship between one element or feature and another element(s) or feature in the drawings. In addition to the orientations depicted in the drawings, the spatially dependent terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the drawings. The device may be turned to a different orientation (rotated 90 degrees or other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Fig. 1-4 are schematic views of the overall structure of the present invention, showing the main technical content of the present invention, the present embodiment provides a brain tissue expansion kit for craniocerebral operations, comprising: an expansion piece 1, the expansion piece 1 comprising: a first portion 11, a second portion 12; a support; wherein the first portion 11 and the second portion 12 are mirror images, the first portion 11 comprising: the first capsule body 111, the second capsule body 112, the third capsule body 113, the first capsule body 111, the second capsule body 112 and the third capsule body 113 are connected; arranging a first capsule body 111, a second capsule body 112 and a third capsule body 113 in series with a pipeline structure, 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 support member is sleeved with the expansion member 1, and a spacer member 24 for isolating brain tissue is arranged on the support member.
In this embodiment, the expanding element 1 and the supporting element are provided with various specifications, the length of the navigation rod used in clinic is about 14cm, the diameter is about 2mm, the inner diameter of the expanding element 1 is the same as the diameter of the navigation rod, the inner diameter of the supporting element is the same as the outer diameter of the expanding element 1, and specifically, the lengths of the expanding element 1 are respectively 4-8 cm, 6-10 cm and 8-12 cm, and when in use, the expanding element 1 is selected according to the depth of the affected 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 used navigation rod, and after the sleeve is sleeved, the navigation rod drives the expansion member 1 into a patient's affected part.
Referring to fig. 3 and 5-8, in this embodiment, the pipeline structure includes: 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; the main body member 17 is internally provided with a cavity, the first pipe 15 and the second pipe 16 are communicated with the cavity, one side surface of the main body member 17 is provided with a connecting assembly, and a one-way stop assembly I is arranged in the connecting assembly; a release opening 18 is provided in 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 the loop; the release joint is integrally connected with the main body member 17, the release joint is provided with an opening groove I, the annular sleeve is sleeved on the release joint, the annular sleeve is provided with an opening groove II, when the annular sleeve is rotated to enable the opening groove II to be opposite to the opening groove I, the release of the expansion state of the first part 11 and the second part 12 is realized, and when the opening groove II is not opposite to the opening groove I, 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 capsule body 111, the second capsule body 112 and the third capsule 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 bag body 111, the second bag body 112 and the third bag body 113 respectively, so that the first bag body 111, the second bag body 112 and the third bag body 113 are inflated, and the inflation of the first bag body 111, the second bag body 112 and the third bag body 113 after inflation is realized.
Alternatively, the relief opening 18 comprises; the round hole is arranged on the side edge of the main body piece 17, and the sealing piece is used for sealing the round hole, the sealing piece is provided with a pull ring, and circulation of the round hole is realized by pulling the pull ring.
Referring to fig. 4 and 7, in the present embodiment, the outer wall of the third bladder 113 is provided with an expansion member 19, and the expansion member 19 is integrally connected with the third bladder 113; the expansion member 19 has a diameter greater than the diameter of the third balloon 113, and this prevents the support member from slipping off the expansion member 1 during access to the brain of the patient.
One end of the third bag body 113 is provided with a protective layer 1131, after the expansion piece 1 is matched with a clinically existing navigation rod, the navigation rod enters the intracranial end of a patient to be contacted with the protective layer 1131, so that the expansion piece 1 cannot be moved backwards due to contact with brain tissues 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 support includes: a support body 2, closed loop; the support body 2 is cylindrical, and the internal diameter of the support body 2 is the same as the external 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 supporting 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 fin including: the first tail wing 13 is opposite to the second tail wing 14, and the first tail wing 13 is opposite to the second tail wing 14; after the expansion piece 1 drives the support body 2 to expand, the support body 2 can be fixed through the tail wing, and in addition, the state of the support body 2 after the direction of the support body 2 is changed in operation can be maintained.
The support body 2 is made of 316LVM stainless steel, and a rectangular opening is arranged on the support body 2.
The rectangular opening takes the center axis of the support body 2 as a rotating shaft, is arranged on the support body 2 in an array manner, and is net-shaped when the support body 2 is unfolded into a plane.
The rectangular opening is selected as a diamond opening 23, when the longitudinal length of the diamond opening 23 is larger than the transverse length, the supporting body 2 is in a contracted state, and when the transverse length of the diamond opening 23 is larger than the longitudinal length, the supporting body 2 is in an expanded 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 diamond-shaped opening 23, can prevent that support body 2 from entering into in the support piece through diamond-shaped opening 23 when expanding, avoid the reduction of operation district area, reduce the influence to the operation.
The spacer 24 may be made of a rubber material which has a good ductility and which is adapted 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, which includes: the device comprises an operation body 3, an air 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 operating body 3, the air supply structure is communicated with the connecting port 31, and the control structure is arranged in the operating body 3.
The control structure comprises: the central processing unit 32, the power supply module 33, the control keys 34 and the display screen 35; a placement cavity is arranged in the air charging device, and a central processing unit 32 is arranged in the placement cavity; the control key 34 is arranged on the top end surface of the air charging device, and the control key 34 is connected with the central processing unit 32 in a line manner; the display screen 35 is also arranged on the top end surface of the air charging device, the display screen 35 is connected with the central processing unit 32 in a line, and the power supply module 33 is arranged on the bottom end surface of the air charging device; the power supply module 33 is also wired to the central processing unit 32.
The air supply structure includes: sleeve 4, piston 41, rocker 42, rotary disk 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, a first end of the rocker 42 is connected with the piston 41, a second end of the rocker 42 is connected with the rotary table 43, and the rotary table 43 is arranged at the output end of the driving assembly 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 stop component II is arranged in the air inlet hole 45.
The one-way stop component I and the one-way stop component II have the same structure, but opposite working states.
When the nerve guidance system is used, firstly, the lesion position of a patient is determined through the nerve guidance system, an expansion piece with proper specification is selected to be sleeved with a navigation rod used in the clinic, the support piece is sleeved with the expansion piece, one end of the expansion piece with the protection layer is contacted with the front end of the navigation rod, the situation that the expansion piece and the support piece cannot reach the same position with the navigation rod due to contact with brain tissues of the patient when the brain tissues of the patient enter the cranium is prevented, after the lesion position is reached, the expansion piece is inflated and expanded through the inflation 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 completed, the ring sleeve on the connecting piece is rotated, the opening groove II is opposite to the opening groove I, the deflation operation of the expansion piece is realized, after the deflation of the expansion piece is completed, the support piece is kept in an expanded state, the expansion of brain tissues and the establishment of an operation channel are realized, and when the support body is expanded, the brain tissues are prevented from entering the support piece through the diamond-shaped opening, the area reduction of the operation area is avoided, and the influence of the operation is reduced.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 some, but not all, of the embodiments of the present application, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The application may be embodied or applied in other specific forms and features of the following examples and examples may be combined with each other without conflict, all other examples being contemplated by those of ordinary skill in the art without undue burden from the present disclosure, based on the examples of the application.
Claims (2)
1. A brain tissue expansion kit for craniocerebral surgery comprising: an expansion member and a support member; the expansion member includes: a first portion and a second portion; the first part and the second part are mirror images, and the first part comprises: the device comprises a first bag body, a second bag body and a third bag body, wherein the first bag body, the second bag body and the third bag body are connected in a three-phase manner; arranging a pipeline structure to be connected with a first bag body, a second bag body and a third bag body in series; the support piece is sleeved with the expansion piece, and a interlayer piece for isolating brain tissues is arranged on the support piece; the first part is not communicated with the second part, and the first part and the second part are combined into a hollow tubular structure; an expansion piece is arranged on the outer wall of the third bag body, and the expansion piece is integrally connected with the third bag body; the diameter of the expansion piece is larger than that of the third balloon; the support includes: a support body, closed loop; the support body is cylindrical, and the internal diameter of support body is the same with the external diameter of extension piece, the closed loop includes: the first closed loop and the second closed loop are respectively arranged at two ends of the supporting body; the outer wall of the one end of supporter is provided with the fin, the fin includes: the first tail wing is opposite to the second tail wing in position; the support body is provided with a rectangular opening; the rectangular opening takes the center axis of the support body as a rotating shaft, is arranged on the support body in an array manner, and is net-shaped when the support body is unfolded into a plane; the rectangular opening is in a diamond shape, the interlayer pieces are arranged in the diamond-shaped opening, and the number of the interlayer pieces is the same as that of the diamond-shaped opening; one end of the third bag body is provided with a protective layer; when in use, the expansion piece is sleeved with a navigation rod used in the clinic, and the expansion piece is driven by the navigation rod to enter a patient affected part after the sleeve is sleeved; the pipeline 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 composition structure of the first pipe and the second pipe is the same; 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; the connector includes: a body member, a release opening; the main body part is internally provided with a cavity, the first pipe and the second pipe are communicated with the cavity, one side surface of the main body part is provided with a connecting component, and the connecting component is internally provided with a one-way stop component I; the release opening is arranged on the outer wall of the main body piece and is communicated with the cavity; the release opening comprises: releasing the joint and the loop; the release joint is integrally connected with the main body piece, the release joint is provided with an opening groove I, the annular sleeve is sleeved on the release joint, the annular sleeve is provided with an opening groove II, when the annular sleeve is rotated to enable the opening groove II to be opposite to the opening groove I, the release of the expansion state of the first part and the second part is realized, and when the opening groove II is not opposite to the opening groove I, the release opening is in a sealing state; the charging device is an air charging device, comprising: the device comprises an operation body and an air 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 spliced with the operation body through the connecting port;
the first tube 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;
The number of the through holes is at least 3, and the through holes correspond to the first bag body, the second bag body and the third bag body respectively, so that the first bag body, the second bag body and the third bag body are inflated, and the expansion of the first bag body, the second bag body and the third bag body after inflation is realized;
the support body is made of 316LVM stainless steel.
2. The brain tissue expansion kit according to claim 1, wherein said air supply structure is provided in said operation body, said air supply structure being communicated with said connection port; a control structure is further 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 air charging device, and the central processing unit is arranged in the placing cavity; the control key is arranged on the top end surface of the air charging device and is connected with the central processing unit in a line manner; the display screen is also arranged on the top end surface of the air charging device, the display screen is connected with the central processing unit in a line, and the power supply module is arranged on the bottom end surface of the air charging device; the power supply module is also connected with the central processing unit in a wire mode.
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 |
|---|---|---|---|
| CN202211011739.3A CN115068022B (en) | 2022-08-23 | 2022-08-23 | Brain tissue expansion kit for craniocerebral operation |
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| CN115068022A CN115068022A (en) | 2022-09-20 |
| CN115068022B true CN115068022B (en) | 2024-05-07 |
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