CN108553131A - A kind of nerve endoscope operations on cranium and brain lane device - Google Patents
A kind of nerve endoscope operations on cranium and brain lane device Download PDFInfo
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- CN108553131A CN108553131A CN201810460160.2A CN201810460160A CN108553131A CN 108553131 A CN108553131 A CN 108553131A CN 201810460160 A CN201810460160 A CN 201810460160A CN 108553131 A CN108553131 A CN 108553131A
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- demisheath
- semicircular cylinder
- handle
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- elastic membrane
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- 210000005036 nerve Anatomy 0.000 title claims abstract description 26
- 210000004556 brain Anatomy 0.000 title claims abstract description 23
- 239000012528 membrane Substances 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 239000003562 lightweight material Substances 0.000 claims description 4
- 238000009738 saturating Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 210000005013 brain tissue Anatomy 0.000 abstract description 10
- 208000035965 Postoperative Complications Diseases 0.000 abstract description 3
- 230000036592 analgesia Effects 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000032843 Hemorrhage Diseases 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 208000025962 Crush injury Diseases 0.000 description 1
- 208000000386 Hypertensive Intracranial Hemorrhage Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000000576 arachnoid Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000003710 cerebral cortex Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002674 endoscopic surgery Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000002008 hemorrhagic effect Effects 0.000 description 1
- 230000023597 hemostasis Effects 0.000 description 1
- 230000002439 hemostatic effect Effects 0.000 description 1
- 238000007917 intracranial administration Methods 0.000 description 1
- 238000007913 intrathecal administration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/0034—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means adapted to be inserted through a working channel of an endoscope
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
- A61B2090/0801—Prevention of accidental cutting or pricking
- A61B2090/08021—Prevention of accidental cutting or pricking of the patient or his organs
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Pathology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of nerve endoscope operations on cranium and brain lane devices, including protection sheath and Thin Elastic membrane tube；Protection sheath includes dynamic demisheath, determines demisheath；Dynamic demisheath includes the first semicircular cylinder, and one end side wall of the first semicircular cylinder is radially extended equipped with first handle；It includes the second semicircular cylinder to determine demisheath, and one end side wall of the second semicircular cylinder is radially extended equipped with second handle；The end of first handle and the end of second handle are hinged, and the lateral opening of the first semicircular cylinder and the second semicircular cylinder is oppositely arranged；First handle is equipped with width adjusting structure, and driving width adjustment mechanism enables to the first semicircular cylinder to be moved towards away from or approaching the direction of the second semicircular cylinder；Thin Elastic membrane tube is tubular structure；Elastic film pipe sleeve is connected to dynamic demisheath and determines on the outer surface of demisheath.The present invention has feature simple in structure, easy to operate, is closed state when due to puncturing, and brain tissue, analgesia damage can preferably be protected to reduce postoperative complications and sequelae.
Description
Technical field
The invention belongs to Microinvasive neurosurgery technical fields, and in particular to a kind of nerve endoscope operations on cranium and brain lane device,
Suitable for carrying out Intracerebral lesion nerve endoscope Minimally Invasive Surgery, such as：Micro-damage puncture under hypertensive cerebral hemorrhage nerve endoscope,
Diseased nerve endoscopic minimally-invasive resection etc. in the ventricles of the brain.
Background technology
Currently, the important directions that operations on cranium and brain has been Microinvasive neurosurgery development are carried out under nerve endoscope, this technology
Core is to be further reduced the wound of previous operative approach, expands appearing for the state of an illness, increases the chance of intuitive excision lesion.Nerve
Endoscopic surgery can be divided mainly into sheath outer operation and intrathecal operation.
In the prior art, Chinese Patent Application No. be CN201510611628.X patent of invention disclose it is a kind of nerve in
It is that the protection sheath folder is bolted to connection with self-retaining retractor that sheath device, composition are protected in mirror operations on cranium and brain, the brain
Tissue bar is slidably connected with brain tissue guard bar pullover, and the transparency protected sheath is by transparent organic glass pipe and stainless steel supporting steel
Circle composition, the stainless steel support steel ring are arranged in the top of transparent organic glass pipe, and the fluorescence probe setting is in guiding needle
The front end of pipe, the detachable fluorescent lamp are arranged in the end of guiding needle tubing.Shortcoming is that sheath is hardness, and diameter is bigger than normal,
Into when brain tissue, to surrounding, there are crush injuries, and component is complicated, need to support to fix, cumbersome, are unfavorable for emergency operation.
In addition, the utility model patent that Chinese Patent Application No. is CN201520938706.2 discloses a kind of nerve endoscope operations on cranium and brain
Protective device, it is that the front end that sheath presss from both sides is bolted on self-retaining retractor to constitute, and the rear end of sheath folder is equipped with fixed guarantor
The clamp of sheath ontology tail end aileron is protected, protection sheath body interior is provided with hollow transparent pipe, and guiding needle guard is mounted in transparent pipe
Interior, syringe is connected to pluggable silica gel hose with guiding backshank end.Shortcoming is fixed for channel, is unfavorable for finely tuning in art
Visual field direction, reorientation is cumbersome, extends operating time, increases corrective surgery risk, and it is straight to equally exist channel
Diameter is bigger than normal, into brain tissue compression problem.
Invention content
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide a kind of nerve endoscope operations on cranium and brain channel dresses
It sets, it has feature simple in structure, easy to operate, is low viscosity closed state when due to puncturing, can preferably protect brain
Tissue, analgesia damage, reduces postoperative complications and sequelae.
The purpose of the present invention adopts the following technical scheme that realization：
A kind of nerve endoscope operations on cranium and brain lane device, it is characterised in that：Including protection sheath and Thin Elastic membrane tube；
The protection sheath includes dynamic demisheath, determines demisheath；The dynamic demisheath includes the first semicircular cylinder, first semicircular cylinder
One end side wall is radially extended equipped with first handle；It is described determine demisheath include the second semicircular cylinder, one end of second semicircular cylinder
Side wall is radially extended equipped with second handle；The end of the first handle and the end of the second handle are hinged, institute
The lateral opening for stating the first semicircular cylinder and second semicircular cylinder is oppositely arranged；The first handle is equipped with width adjusting knot
Structure drives the width adjustment mechanism that the first semicircular cylinder is enabled to be moved towards away from or approaching the direction of the second semicircular cylinder；
The Thin Elastic membrane tube is tubular structure, the open at one end of the tubular structure, other end closing；The Thin Elastic
Membrane tube is socketed on the dynamic demisheath and determines on the outer surface of demisheath.
Further, the width adjusting structure includes helical member and the threaded hole that is set on the first handle, institute
It states helical member to be threadedly coupled with the threaded hole, one end of the helical member rushes across threaded hole and the second handle is inconsistent.
Further, the helical member is screw.
Further, the end of the first handle and the end of the second handle are hinged by rivet.
Further, the inner wall upper edge of the Thin Elastic membrane tube is axially arranged with two row bounding points, two row bonding branch difference
Positioned at the opposite sides of the inner wall of the Thin Elastic membrane tube, and correspond；The Thin Elastic membrane tube passes through a row bounding point
It is adhesively fixed and connect with the dynamic demisheath, the Thin Elastic membrane tube is determined demisheath and be adhesively fixed company by another row bounding point with described
It connects.
Further, it is located in the bounding point of same row, the spacing between every two adjacent bounding points is 5mm.
Further, the position of corresponding each bounding point is equipped with numeral mark in the Thin Elastic membrane tube.Further
Ground, first semicircular cylinder include more than half cylindrical section with the second semicircular cylinder and are connect with more than half cylindrical section arc transition small
Semicircular cylinder section, the diameter of more than half cylindrical section are more than the diameter of the smaller part cylindrical section；It is corresponding to it, the Thin Elastic membrane tube
Include the big film pipeline section for being socketed large radius semicircular cylinder section and the small film pipeline section for being socketed minor radius semicircular cylinder section, institute
The diameter for stating big film pipeline section is more than the diameter of the small film pipeline section；Wherein, the open at one end of big film pipeline section, the other end
It is connect with one end arc transition of the small film pipeline section, the other end of the small film pipeline section is low viscosity closed state, is arrived
It is i.e. separable up to working depth rear distraction, and then form channel internal orifice.
Further, the dynamic demisheath be using made of transparent light-weight material move demisheath, it is described determine demisheath be using thoroughly
Determine demisheath made of bright light material.
Further, first semicircular cylinder is an integral molding structure with first handle, second semicircular cylinder and second
Handle is an integral molding structure.
Compared with prior art, the beneficial effects of the present invention are：
The present invention includes protection sheath and Thin Elastic membrane tube, and protection sheath includes dynamic demisheath, determines demisheath；Dynamic demisheath includes the first half
Cylinder, first handle；It includes the second semicircular cylinder, second handle to determine demisheath；First handle is equipped with width adjusting structure, drives institute
Stating width adjustment mechanism enables to the first semicircular cylinder to be moved towards away from or approaching the direction of the second semicircular cylinder；It is socketed on described dynamic
On demisheath and the outer surface for determining demisheath.In surgical procedure, entered along same direction with this device, with reference to bounding point reference numerals,
After depth needed for merging, the device is held on the other hand and determines demisheath, the other hand rotation spiral softly struts, and forms channel, starts nerve
Scope Micro-operation.The present apparatus is simple in structure, easy to operate, is low viscosity closed state when especially puncturing, preferably protects
Brain tissue, analgesia damage, reduces postoperative complications and sequelae.Easy to operate, neurosurgical doctor refers to according to specification
It leads and operation can be completed.It without fixation, is floated by brain tissue gravity, fine tuning visual field direction is simple and easy to do in art.Cost according to
Manufacture material difference can cover low side and high-end market.
Description of the drawings
Fig. 1 is the protection sheath of embodiment 1 and the structural schematic diagram of width adjusting structure；
Fig. 2 is the structural schematic diagram of the Thin Elastic membrane tube of embodiment 1.
In figure：11, demisheath is moved；111, the first semicircular cylinder；112, first handle；12, determine demisheath；121, the second semicircular cylinder；
122, second handle；13, rivet；20, Thin Elastic membrane tube；21, bounding point；31, helical member；32, threaded hole.
Specific embodiment mode
In the following, in conjunction with attached drawing and specific embodiment mode, the present invention is described further, it should be noted that
Under the premise of not colliding, new reality can be formed between various embodiments described below or between each technical characteristic in any combination
Apply example.In addition to specified otherwise, employed in the present embodiment to material and equipment be commercially available.
Embodiment 1：
Referring to Fig.1-2, a kind of nerve endoscope operations on cranium and brain lane device, including protection sheath and Thin Elastic membrane tube 20；
The protection sheath includes dynamic demisheath 11, determines demisheath 12；The dynamic demisheath 11 includes the first semicircular cylinder 111, and described the
One end side wall of one semicircular cylinder 111 is radially extended equipped with first handle 112；It is described determine demisheath 12 include the second semicircular cylinder
121, one end side wall of second semicircular cylinder 121 is radially extended equipped with second handle 122；The end of the first handle 112
The end with the second handle 122 is held to be hinged by rivet 13.First semicircular cylinder 111 and second semicircular cylinder
121 lateral opening is oppositely arranged；The first handle 112 is equipped with width adjusting structure, drives the width adjustment mechanism
The first semicircular cylinder 111 is enabled to be moved towards away from or approaching the direction of the second semicircular cylinder 121；
The Thin Elastic membrane tube 20 is tubular structure, the open at one end of the tubular structure, other end closing；The elasticity
Film tube 20 is socketed on the dynamic demisheath 11 and determines on the outer surface of demisheath 12.
As preferred embodiment, the width adjusting structure includes helical member 31 and is set to the first handle
Threaded hole 32 on 112, the helical member 31 are threadedly coupled with the threaded hole 32, and screw thread is rushed across in one end of the helical member 31
Hole 32 and the second handle 122 are inconsistent.The helical member 31 is screw.By screw clockwise or counterclockwise, by
It is fixed in second handle 122, enable to the first semicircular cylinder 111 to be moved towards away from or approaching the direction of the second semicircular cylinder 121
It is dynamic.
As preferred embodiment, the inner wall upper edge of the Thin Elastic membrane tube 20 is axially arranged with two row bounding points 21, and two
Row bonding branch is located at the opposite sides of the inner wall of the Thin Elastic membrane tube 20, and corresponds；The elastic film
Pipe 20 is adhesively fixed with the dynamic demisheath 11 by a row bounding point 21 and is connect, and the Thin Elastic membrane tube 20 is bonded by another row
Point 21 determines demisheath 12 and is adhesively fixed to connect with described.In the bounding point 21 of same row, per two adjacent bounding points
Spacing between 21 is 5mm.It designs in this way, enable to Thin Elastic membrane tube 20 and dynamic demisheath 11 or determines to realize surely between demisheath 12
It is solidly connected and has the advantages that convenient for disassembly and assembly.
As preferred embodiment, the position of corresponding each bounding point 21 is equipped with number in the Thin Elastic membrane tube 20
Word mark.
As preferred embodiment, first semicircular cylinder, 111 and second semicircular cylinder 121 include more than half cylindrical section with
And the smaller part cylindrical section being connect with more than half cylindrical section arc transition, the diameter of more than half cylindrical section are more than the smaller part cylindrical section
Diameter；It is corresponding to it, the Thin Elastic membrane tube 20 includes big film pipeline section for being socketed large radius semicircular cylinder section and is used for
It is socketed the small film pipeline section of minor radius semicircular cylinder section, the diameter of the big film pipeline section is more than the diameter of the small film pipeline section；
Wherein, the open at one end of big film pipeline section, the other end are connect with one end arc transition of the small film pipeline section, the little Bao
The other end of membrane tube section is low viscosity closed state, reaches working depth rear distraction and separates, and then forms channel internal orifice.Greatly
The more of design that are open of semicircular cylinder section, enter convenient for other auxiliary tools in channel.
As preferred embodiment, the dynamic demisheath 11 be using made of transparent light-weight material move demisheath 11, it is described
It is using determining demisheath 12 made of transparent light-weight material to determine demisheath 12.It designs, without fixing, is floated by brain tissue gravity in this way
It is floating, it is simple and easy to do that visual field direction is finely tuned in art.
As preferred embodiment, first semicircular cylinder 111 is an integral molding structure with first handle 112, described
Second semicircular cylinder 121 is an integral molding structure with second handle 122.It designs in this way, with stable connection and easy to process excellent
Point.
Operation principle：
After exposure determines cerebral cortex site of puncture, local coagulation prevents bleeding, and arachnoid knife cuts cortex surface, brain
Puncture needle punctures (Hemorrhagic location or the ventricles of the brain) and determines direction and depth in advance, is entered along same direction with this device, with reference to bounding point
Reference numerals after being placed in required depth, hold the demisheath of determining of the device on the other hand, and the other hand rotation helical member is softly strutted, formed
Channel starts nerve endoscope Micro-operation.The device is slowly collapsed after operation, is exited along former direction, according to situation in art,
It places or does not place art chamber drainage tube, according to a large amount of surgical experiences, the few bleeding of the formed conduit wall of the device directly sticks only
Blood material prevents bleeding.Even if there are individual small blutpunktes, since postoperative intracranial pressure reduces, exiting rear channel brain tissue will not
It is closed, gets a clear view immediately, veinlet can be sticked with hemostatic material, and parteriole bipolar coagulation burns hemostasis.
Other embodiments：
Spacing between the quantity of the bounding point and every two adjacent bounding points can be according to actual needs
It is adjusted.
The above embodiment is merely a preferred embodiment of the present invention mode, cannot limit the model protected of the present invention with this
It encloses, the variation and replacement of any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to the present invention
Range claimed.
Claims (10)
1. a kind of nerve endoscope operations on cranium and brain lane device, it is characterised in that：Including protection sheath and Thin Elastic membrane tube；
The protection sheath includes dynamic demisheath, determines demisheath；The dynamic demisheath includes the first semicircular cylinder, one end of first semicircular cylinder
Side wall is radially extended equipped with first handle；It is described determine demisheath include the second semicircular cylinder, one end side wall of second semicircular cylinder
It radially extends and is equipped with second handle；The end of the first handle and the end of the second handle are hinged, and described
The lateral opening of one semicircular cylinder and second semicircular cylinder is oppositely arranged；The first handle is equipped with width adjusting structure, drives
Moving the width adjustment mechanism enables to the first semicircular cylinder to be moved towards away from or approaching the direction of the second semicircular cylinder；
The Thin Elastic membrane tube is tubular structure, the open at one end of the tubular structure, other end closing；The Thin Elastic membrane tube
It is socketed on the dynamic demisheath and determines on the outer surface of demisheath.
2. nerve endoscope operations on cranium and brain lane device as described in claim 1, which is characterized in that the width adjusting structure packet
The threaded hole for including helical member and being set on the first handle, the helical member are threadedly coupled with the threaded hole, the spiral shell
Threaded hole is rushed across in one end of rotating part and the second handle is inconsistent.
3. nerve endoscope operations on cranium and brain lane device as claimed in claim 2, which is characterized in that the helical member is screw.
4. nerve endoscope operations on cranium and brain lane device as described in claim 1, which is characterized in that the end of the first handle
It is hinged by rivet with the end of the second handle.
5. nerve endoscope operations on cranium and brain lane device as described in claim 1, which is characterized in that the Thin Elastic membrane tube it is interior
Wall upper edge is axially arranged with two row bounding points, and two row bonding branches are located at the opposite sides of the inner wall of the Thin Elastic membrane tube,
And it corresponds；The Thin Elastic membrane tube is adhesively fixed with the dynamic demisheath by a row bounding point and is connect, the Thin Elastic
Membrane tube determines demisheath and is adhesively fixed to connect by another row bounding point with described.
6. nerve endoscope operations on cranium and brain lane device as claimed in claim 5, which is characterized in that be located at the bounding point of same row
In, the spacing between every two adjacent bounding points is 5mm.
7. nerve endoscope operations on cranium and brain lane device as claimed in claim 5, which is characterized in that right in the Thin Elastic membrane tube
The position of each bounding point is answered to be equipped with numeral mark.
8. nerve endoscope operations on cranium and brain lane device as described in claim 1, which is characterized in that first semicircular cylinder and
Two semicircular cylinders are including more than half cylindrical section and the smaller part cylindrical section being connect with more than half cylindrical section arc transition, more than half cylinder
The diameter of section is more than the diameter of the smaller part cylindrical section；It is corresponding to it, the Thin Elastic membrane tube includes for being socketed large radius half
The big film pipeline section of cylindrical section and small film pipeline section for being socketed minor radius semicircular cylinder section, the diameter of the big film pipeline section are big
In the diameter of the small film pipeline section；Wherein, the open at one end of big film pipeline section, the other end and the one of the small film pipeline section
Arc transition connection is held, the other end of the small film pipeline section is low viscosity closed state, reaches working depth rear distraction
Separation, and then form channel internal orifice.
9. nerve endoscope operations on cranium and brain lane device as described in claim 1, which is characterized in that the dynamic demisheath is using saturating
Demisheath is moved made of bright light material, it is described determine demisheath for using determining demisheath made of transparent light-weight material.
10. nerve endoscope operations on cranium and brain lane device as described in claim 1, which is characterized in that first semicircular cylinder with
First handle is an integral molding structure, and second semicircular cylinder is an integral molding structure with second handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810460160.2A CN108553131A (en) | 2018-05-15 | 2018-05-15 | A kind of nerve endoscope operations on cranium and brain lane device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810460160.2A CN108553131A (en) | 2018-05-15 | 2018-05-15 | A kind of nerve endoscope operations on cranium and brain lane device |
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| CN108553131A true CN108553131A (en) | 2018-09-21 |
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|---|---|---|---|
| CN201810460160.2A Pending CN108553131A (en) | 2018-05-15 | 2018-05-15 | A kind of nerve endoscope operations on cranium and brain lane device |
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| CN109222857B (en) * | 2018-09-28 | 2023-08-25 | 中国人民解放军第四军医大学 | Variable-diameter brain fistulization neuroendoscope working channel |
| CN109157181A (en) * | 2018-10-23 | 2019-01-08 | 肖健齐 | Scope visual channel pipe |
| CN109893180A (en) * | 2019-03-07 | 2019-06-18 | 辽宁省肿瘤医院 | A kind of operation basis cranii repairing titanium nail placer |
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