CN205697864U - A kind of two-chamber nerve endoscope passage - Google Patents
A kind of two-chamber nerve endoscope passage Download PDFInfo
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- CN205697864U CN205697864U CN201620399465.3U CN201620399465U CN205697864U CN 205697864 U CN205697864 U CN 205697864U CN 201620399465 U CN201620399465 U CN 201620399465U CN 205697864 U CN205697864 U CN 205697864U
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- outer tube
- inner tube
- nerve endoscope
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Abstract
nullThe utility model discloses a kind of two-chamber nerve endoscope passage，Including outer tube、Inner tube and tube core，Inner tube it is set with in outer tube，Outer tube upwarps end and is provided with step square hole and the circular locating openings of fixing inner tube，The upper end of inner tube is provided with the die cavity installing retaining mechanism，Guide slide it is provided with at die cavity、Deformed spring fixes groove、Fixing post，Die cavity is provided below lead，And outer tube is built with tube core，Interior tubular cavity is built with card tapered end，Deformed spring is fixed pressure on groove and is provided with deformed spring，This deformed spring fixes groove by heterotypic spring and fixing post is fixed，Lead plays guide effect when inner and outer pipes is installed，Fasten in interior tubular cavity and have cover plate，This structure is used for neurosurgery，One service aisle is provided in operation process and reaches depth visual，It is applicable to cerebral hemorrhage，Tumor resection in brain，Operative site can be accurately exposed in operation process，Surgical denervation scope can be fixed，Reduce tissue injury，There is invasive，Operating time is short.
Description
Technical field
This utility model patent relates to a kind of cerebral surgery operation instrument field, especially a kind of two-chamber nerve endoscope passage.
Background technology
It is known that hypertensive cerebral hemorrhage is fatality rate and the highest a kind of disease of disability rate in cerebrovascular.According to stream
Row disease learns investigation, and China's hypertensive cerebral hemorrhage sickness rate is higher, annual patients with cerebral hemorrhage about 5,000,000, in patient about 20%
30% needs operative treatment, adds that intraventricular tumor resection operation is performed the operation quantity about more than 10 ten thousand the most every year, and current home and abroad is carried out
Art is removed in hypertensive cerebral hemorrhage, more indoor tumor resection is promoted the use of and disposably knitted dilator (disposable retractor).Its
Feature can accurately expose operative site to ventricles of the brain deep operation.Use disposably knit dilator carry out operation compare tradition hands
Art method has more invasive, shortens operating time simultaneously, reduces postoperative infection and threatens patient's recovery rehabilitation fast, improves operation
Precision and safety..The appearance of endoscopic surgery allows patient can complete complexity in the case of Wicresoft accurately
Cerebral operations, it may be said that be the powerful mean for the treatment of neuropathy.
Service aisle refers in particular to nerve endoscope or operating theater instruments by this equipment, arrives the dress of " pathological structure " through cerebral tissue
Put, be the indispensable surgical apparatus of endoscopic surgery.
Utility model content
The purpose of this utility model is to provide for a kind of two-chamber nerve endoscope passage, and this lane device is safe and reliable, simultaneously
Can accurately expose operative site, it is possible to provide two operation paths enter inside cerebral tissue, and a passage fixes nerve endoscope, separately
One passage at least can enter two surgical operating instruments, and doctor can be operated by both hands, when making operation more convenient operation
Between shorter.
In order to achieve the above object, the technical solution of the utility model is:
A kind of two-chamber nerve endoscope passage, including outer tube, inner tube and tube core, it is characterised in that: it is set with in described outer tube
Inner tube or tube core, outer tube tail end upwarps, and upwarps end and be provided with step square hole and the circular locating openings of fixing inner tube, inner tube upper
End is provided with the die cavity installing retaining mechanism, is provided with guide slide, deformed spring fixes groove, fixing post, under die cavity at die cavity
Face is provided with lead, and interior tubular cavity is built with card tapered end, and deformed spring is fixed pressure on groove and is provided with deformed spring, this deformed spring
Fixing groove by heterotypic spring and fixing post is fixed, lead plays the guide effect when inner and outer tubes are installed, interior cast
Fasten on chamber and have cover plate.
Further, the internal diameter of described outer tube is 14.5mm or 10mm, and the tail end of outer tube upwarps 10 °.
Further, the bottom of described tube core is the tapering point of 50 °, and is provided with two on the taper surface of this tapering point
The hole of key-way shape, tube core top is provided with embedding nut, is equipped with jackscrew in embedding nut, and die center is provided with and two
The circular hole that the hole of key-way shape communicates.
Further, the internal diameter of embedding nut is provided with band sky cutter screw thread, and external diameter is provided with anti-back, anti-rotation groove.
Further, the centrally disposed bore inner diameter of tube core is 3.3mm.
Further, in outer tube, the inner tube of suit has two kinds of specifications, and its internal diameter is respectively 4.3mm, 6.3mm.
Further, heterotypic spring is double-deck 90 ° of double leg fixed pattern heterotypic springs.
Further, cover plate is provided with hole, and hole inwall has circular arc type groove, and the fixing post interference fit of this hole and inner tube is also pressed
Fasten.
Further, outer tube, inner tube, tube core, card tapered end, cover plate, the material of jackscrew are Merlon, and outer tube is transparent
Merlon material, remaining is green polycarbonate, and heterotypic spring is stainless steel, and embedding nut is titanium alloy material.
Compared with prior art, the structure of the two-chamber nerve endoscope passage that this utility model provides is unusual, this scope
Passage middle external tube can provide at least two surgical operating instrument to enter inside cerebral tissue and perform the operation, and two inner tubes can be consolidated respectively
Determine surgical denervation scope, can get a clear view at visor menisectomy and can prevent apparatus from interfering with each other.Useful effect of the present utility model
Really: this two-chamber nerve endoscope passage is the north part of other parts all Merlon note in addition to stainless steel silk heterotypic spring, has knot
Simple, the cheap for manufacturing cost and preferable practical advantages of structure, it safe and reliable can solve doctor in cerebral surgery operation
The visual field is unintelligible, and apparatus interferes with each other, and assistant's occupy-place hinders the problems such as operation.Therefore so that this endoscope passage has higher property
Valency ratio and the market competitiveness.This structure is used for neurosurgery, provides a service aisle and reach deep in operation process
Degree visualization, it is adaptable to cerebral hemorrhage, tumor resection in brain, can accurately expose operative site in operation process, can fix
Surgical denervation scope, reduces tissue injury, has invasive, and operating time is short.Therefore this Novel dual-cavity nerve endoscope passage has
Higher cost performance and the market competitiveness.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Accompanying drawing 1 is the front view that two-chamber nerve endoscope passage uses when retracting cerebral tissue；
Accompanying drawing 2 is the top view of accompanying drawing 1；
Accompanying drawing 3 is the front view that two-chamber nerve endoscope passage uses when specifically performing the operation；
Accompanying drawing 4 is the top view of accompanying drawing 3；
Accompanying drawing 5 be in accompanying drawing 4 A-A to sectional view；
Accompanying drawing 6 is inner tube structure schematic diagram in two-chamber nerve endoscope passage；
Accompanying drawing 7 is outer tube structure schematic diagram；
Accompanying drawing 8 is tube core structure schematic diagram；
Accompanying drawing 9 is the axonometric chart that two-chamber nerve endoscope passage uses when retracting cerebral tissue；
Accompanying drawing 10 is the axonometric chart that two-chamber nerve endoscope passage uses when specifically performing the operation；
In figure: 1, outer tube；2, inner tube；3, tube core；4, card tapered end；5, deformed spring；6, cover plate；7, embedding nut；8, top
Silk.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
As shown in drawings, a kind of two-chamber nerve endoscope passage, including outer tube 1, inner tube 2 and tube core 3, it is set with in outer tube 1
Inner tube 2 or tube core 3, outer tube 1 tail end upwarps, and the internal diameter of outer tube 1 is preferably 14.5mm or 10mm, and the tail end of outer tube 1 upwarps
10 °, upwarping end and be provided with step square hole and the circular locating openings of fixing inner tube 2, the upper end of inner tube 2 is provided with installation retaining mechanism
Die cavity, die cavity is corresponding with outer tube 1 tail end, and is relatively fixed with outer tube 1 by step square hole and circular locating openings, sets at die cavity
Be equipped with guide slide, deformed spring fixes groove, fixing post, and die cavity is provided below lead, and inner tube 2 die cavity is built with card tapered end
4, deformed spring is fixed pressure on groove and is provided with deformed spring 5, and this deformed spring 5 fixes groove by heterotypic spring and fixing post is fixed,
Lead plays guide effect when inner and outer pipes is installed, and the bottom of tube core 3 is the tapering point of 50 °, and on the taper surface of this tapering point
Being provided with the hole of two key-way shape, tube core 3 top is provided with embedding nut 7, the internal diameter of embedding nut 7 is provided with band sky cutter spiral shell
Stricture of vagina, external diameter is provided with anti-back, anti-rotation groove；Being equipped with jackscrew 8 in embedding nut 7, tube core 3 is provided centrally with and the hole of two key-way shape
The circular hole communicated, jackscrew 8 is that spinning holds out against used by leading pin on embedding nut 7, and concrete is: one end of jackscrew 8 is provided with
Screw thread, is connected to play with the embedding nut 7 on tube core 3 by screw thread and holds out against leading pin effect.Heterotypic spring 5 is double-deck 90 ° pairs
Leg fixed pattern heterotypic spring, inner tube 2 die cavity fastens and has cover plate 6, and concrete is: cover plate 6 is provided with hole, and hole inwall has circular arc
Type groove, the fixing post interference fit of this hole and inner tube 2 is also fixed.
Preferably: the centrally disposed preferred internal diameter of circular hole of tube core 3 is 3.3mm；In outer tube 1 can equipped with inner tube
2 have two kinds of specifications, and its internal diameter is respectively 4.3mm, 6.3mm；In the inner tube 2 of two kinds of specifications and tube core 3 replaceable loading outer tube 1,
Outer tube 1, inner tube 2, tube core 3, card tapered end 4, cover plate 6, the material of jackscrew 8 are Merlon, and outer tube 1 is clear polycarbonate material
Matter, remaining is green polycarbonate, and heterotypic spring 5 is stainless steel, and embedding nut 7 is titanium alloy.
It is that twice assembling uses according to above-mentioned and two-chamber nerve endoscope passage, once assembles and use when retracting cerebral tissue, one
Use when secondary assembling is specifically performed the operation.When specifically used, described titanium alloy embedding nut 7 is once to inject in tube core 3, then group
Dress screws in that jackscrew 8 is stand-by, and card tapered end 4 loads in inner tube 2 die cavity groove, deformed spring 5 load in fixing post and two card tapered ends 4 it
Between, press-fit cover plate 6 stand-by.Doctor performs the operation with assembling mode shown in Fig. 1 Fig. 2 and Fig. 9 when retracting cerebral tissue, and doctor is clearly
Except performing the operation with assembling mode shown in Fig. 3 Fig. 4 and Figure 10 when congestion is specifically performed the operation.To sum up state: doctor is when retracting cerebral tissue
It is to use outer tube 1 assembly equipped with tube core 3 to implement, by hole and the internal diameter 3.3mm of two key-way shape of 3 52 ° of taper surfaces of tube core
Circular hole release pressure, utilizes navigation pin to determine and retracts taking-up tube core 3 behind position, will be equipped with card tapered end 4, deformed spring 5, cover plate 6
Inner tube component parts load in outer tube 1 and utilize lead position, under deformed spring 5 effect, card tapered end 4 blocks the platform of outer tube 1
Hole, rank.Inner tube 2 is used for limiting fixing nerve endoscope and observes operative site, and outer tube 1 enters suction pump, and bipolar carry out " both hands " operate
Removing intraventricular hematoma, one hand is pinched and is pressed card tapered end 4 by hands, and two kinds of inner tube 2 component parts of internal diameter 4.3mm 6.3mm are arbitrarily, the most more
Change, until completing operation.
It is understood that above with respect to specific descriptions of the present utility model, be merely to illustrate this utility model and not
It is limited to the technical scheme described by this utility model embodiment, it will be understood by those within the art that, the most permissible
This utility model is modified or equivalent, to reach identical technique effect；Needs are used, all in this reality as long as meeting
Within novel protection domain.
Claims (9)
1. a two-chamber nerve endoscope passage, including outer tube (1), inner tube (2) and tube core (3), it is characterised in that: described outer tube
(1) being set with inner tube (2) or tube core (3) in, outer tube (1) tail end upwarps, and upwarps end and be provided with the step side of fixing inner tube (2)
Hole and circular locating openings, the upper end of inner tube (2) is provided with the die cavity installing retaining mechanism, is provided with guide slide, different at die cavity
Shape spring fixing groove, fixing post, die cavity is provided below lead, and inner tube (2) die cavity is built with card tapered end (4), deformed spring
On fixing groove, pressure is provided with deformed spring (5), and this deformed spring (5) fixes groove by heterotypic spring and fixing post is fixed, inner tube (2)
Fasten on die cavity and have cover plate (6).
A kind of two-chamber nerve endoscope passage the most according to claim 1, it is characterised in that: the internal diameter of described outer tube (1)
For 14.5mm or 10mm, the tail end of outer tube (1) upwarps 10 °.
A kind of two-chamber nerve endoscope passage the most according to claim 1, it is characterised in that: the bottom of described tube core (3)
It is the tapering point of 50 °, and on the taper surface of this tapering point, is provided with the hole of two key-way shape, tube core (3) top is provided with edge
Embedding nut (7), is equipped with jackscrew (8) in embedding nut (7), tube core (3) is provided centrally with communicating with the hole of two key-way shape
Circular hole.
A kind of two-chamber nerve endoscope passage the most according to claim 1, it is characterised in that: described embedding nut (7)
Internal diameter is provided with band sky cutter screw thread, and external diameter is provided with anti-back, anti-rotation groove.
A kind of two-chamber nerve endoscope passage the most according to claim 3, it is characterised in that: the center of described tube core (3)
The bore inner diameter arranged is 3.3mm.
A kind of two-chamber nerve endoscope passage the most according to claim 1, it is characterised in that: described outer tube (1) inner sleeve
Inner tube (2) has two kinds of specifications, respectively 4.3mm, 6.3mm.
A kind of two-chamber nerve endoscope passage the most according to claim 1, it is characterised in that: described heterotypic spring (5) is
Double-deck 90 ° of double leg fixed pattern heterotypic springs.
A kind of two-chamber nerve endoscope passage the most according to claim 1, it is characterised in that: described cover plate (6) is provided with
Hole, hole inwall has circular arc type groove, and the fixing post interference fit of this hole and inner tube (2) is also fixed.
A kind of two-chamber nerve endoscope passage the most according to claim 1, it is characterised in that: described outer tube (1), inner tube
(2), tube core (3), card tapered end (4), cover plate (6), the material of jackscrew (8) be Merlon, and outer tube (1) is clear polycarbonate
Material, remaining is green polycarbonate, and heterotypic spring (5) is stainless steel, and embedding nut (7) is titanium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620399465.3U CN205697864U (en) | 2016-05-05 | 2016-05-05 | A kind of two-chamber nerve endoscope passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620399465.3U CN205697864U (en) | 2016-05-05 | 2016-05-05 | A kind of two-chamber nerve endoscope passage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205697864U true CN205697864U (en) | 2016-11-23 |
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ID=57303768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620399465.3U Active CN205697864U (en) | 2016-05-05 | 2016-05-05 | A kind of two-chamber nerve endoscope passage |
Country Status (1)
| Country | Link |
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| CN (1) | CN205697864U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107361801A (en) * | 2017-05-16 | 2017-11-21 | 李茂雷 | Nerve endoscope passage |
| CN108538658A (en) * | 2018-05-25 | 2018-09-14 | 祁亮 | A kind of electrical equipment standby automatic power-off device comprising time-delay mechanism |
| CN113425343A (en) * | 2021-07-02 | 2021-09-24 | 西安交通大学医学院第一附属医院 | Neural scope stereotactic surgery auxiliary channel equipment |
-
2016
- 2016-05-05 CN CN201620399465.3U patent/CN205697864U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107361801A (en) * | 2017-05-16 | 2017-11-21 | 李茂雷 | Nerve endoscope passage |
| CN108538658A (en) * | 2018-05-25 | 2018-09-14 | 祁亮 | A kind of electrical equipment standby automatic power-off device comprising time-delay mechanism |
| CN108538658B (en) * | 2018-05-25 | 2023-09-12 | 祁亮 | Automatic power-off device for standby of electrical equipment comprising time delay device |
| CN113425343A (en) * | 2021-07-02 | 2021-09-24 | 西安交通大学医学院第一附属医院 | Neural scope stereotactic surgery auxiliary channel equipment |
| CN113425343B (en) * | 2021-07-02 | 2022-10-04 | 西安交通大学医学院第一附属医院 | Neural scope stereotactic surgery auxiliary channel equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102200 Changping District science and Technology Park, Beijing torch street, No. 30 Patentee after: Tianxinfu (Beijing) medical equipment Limited by Share Ltd Address before: 102200 Changping District science and Technology Park, Beijing torch street, No. 30 Patentee before: Beijing Tian Xin Fu Medical Appliance Co., Ltd. |
|
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wu Jinxue Inventor after: Liu Li Inventor after: Zhang Tonglin Inventor before: Wu Jinxue |