CN203662915U - Washing device for neuroendoscopy lens - Google Patents
Washing device for neuroendoscopy lens Download PDFInfo
- Publication number
- CN203662915U CN203662915U CN201320861466.1U CN201320861466U CN203662915U CN 203662915 U CN203662915 U CN 203662915U CN 201320861466 U CN201320861466 U CN 201320861466U CN 203662915 U CN203662915 U CN 203662915U
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- pipe
- washing
- nerve endoscope
- lens
- neuroendoscopy
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Abstract
The utility model relates to a washing device for a neuroendoscopy lens. The washing device for the neuroendoscopy lens comprises an injection washing device, a washing fluid container, a tee joint and a washing piece, wherein the injection washing device is communicated with one end of the tee joint, the washing fluid container is connected with a fluid inlet of the tee joint through a water inlet pipe, the washing piece is connected with a fluid outlet of the tee joint through a fluid outlet pipe, the fluid inlet and the fluid outlet of the tee joint are provided with check valves controlling one-way inlet of washing fluid and one-way outlet of the washing fluid respectively, the washing piece is a washing pipe parallel to one side of a neuroendoscopy pipe, the inner end of the washing pipe is connected with the fluid outlet of the tee joint through a liquid outlet pipe, the outer end of the washing pipe correspondingly stretches to the neuroendoscopy lens, the outer end face of the outer end of the washing pipe is sealed, and a side hole facing the neuroendoscopy lens is formed in the side part of the outer end of the washing pipe. The washing device further comprises a fixing sheath sleeve wrapping and fixing the neuroendoscopy pipe and the washing pipe. The washing device for the neuroendoscopy lens cannot cause iatrogenic damage to tissue in front of the neuroendoscopy lens, and is safe in use and good in cleaning effect.
Description
Technical field
This utility model belongs to medical instruments field, particularly relates to a kind of nerve endoscope lens washing device.
Background technology
Along with deepening continuously of neurosurgery Wicresoft theory, nerve endoscope is in per nasal sphenoid sinus pituitary tumor and front skull base surgery and in extensive uses such as cerebellopontine angle region operations.Narrow and small in view of these region spaces of intracranial, endoscope lens is very easily contaminated causes image blurring cannot observation, therefore needs wiping at any time or rinse camera lens to ensure clear picture.Because nerve endoscope camera lens is around all important neurovascular structures, turnover may cause iatrogenic injury repeatedly.
Therefore current way is to use syringe to take over road to carry out the continuous pulsed flushing of camera lens, or use the irrigating canula being enclosed within outside nerve endoscope to rinse, but may there is following shortcoming in this two classes way: while one, water spray, need bolus syringe, uncontrollable pressure, after also need pumpback once, do not affect image effect with the water droplet that ensures camera lens.Two, repeatedly after suction, easily have air to enter syringe on the one hand, cause removing syringe and carry out aerofluxus, in syringe, saline volume is few, need to constantly remove syringe extraction normal saline and supplement; Do and waste time and energy like this, and the stability of the scope that may affect the nerves, unnecessary iatrogenic injury caused.Three, use irrigating canula to rinse, due to current, to go out pressure large, very easily may cause front important neural blood vessel cerebral tissue iatrogenic injury.If four additional complicated apparatuses, may cause sterilization difficulty, may cause patient's intracranial infection.
Based on above-mentioned multinomial defect, Chinese invention patent prospectus CN101836895A discloses a kind of gun type flushing device with automatic water inlet for neuroendoscope lens, this flusher comprises the pistol type syringe, saline bottle, threeway and the irrigating canula that rinse for promoting flushing liquor, pistol type syringe front end is communicated with one end of threeway, saline bottle is by the inlet of water inlet pipe connecting tee, irrigating canula is by the liquid outlet of drain pipe connecting tee, and the inlet of threeway and liquid outlet place are respectively equipped with the check valve of controlling the unidirectional feed liquor of flushing liquor and unidirectional fluid.Adopt this flusher, in pistol type syringe, be provided with extension spring, pull trigger can promote piston forward injection, automatic rebounding after loosing one's grip, pulls piston to reply and pumpback automatically.Therefore, adopt this flusher to overcome above-mentioned pointed defect one and two, but do not address the aforementioned drawbacks three, adopt in addition pistol type syringe construction complexity, not tight apparatus cost is high, and piston promotes also to exist dismounting sterilization difficulty, further amplify above-mentioned the 4th point defect of pointing out.
Visible, existing nerve endoscope lens washing device, still can not four defects of disposable solution, even if adopt CN101836895A Chinese patent, also still exist following defect to fail to solve: 1, cannot prevent that flushing process from causing front important neural blood vessel cerebral tissue iatrogenic injury because pressure is excessive; 2, apparatus cost is high, is difficult to dismounting and sterilization difficulty, and sterilization does not strictly easily have intracranial infection hidden danger.
Utility model content
For above-mentioned two unsolved defects, goal of the invention of the present utility model is intended to provide one to prevent that flushing process from causing nerve endoscope camera lens front to organize iatrogenic injury because pressure is excessive, use safe nerve endoscope lens washing device.
In order to realize foregoing invention object, this utility model has adopted following technical scheme:
A kind of nerve endoscope lens washing device, comprise for promote flushing liquor rinse note wash device, flushing liquor container, threeway and rinse piece, described note is washed one end that device is communicated with threeway, flushing liquor container is by the inlet of water inlet pipe connecting tee, rinse piece is by the liquid outlet of drain pipe connecting tee, and the inlet of threeway and liquid outlet place are respectively equipped with the check valve of controlling the unidirectional feed liquor of flushing liquor and unidirectional fluid; Described rinse piece is one to walk abreast at the syringe pipe of nerve endoscope pipe one side, described syringe pipe is inner by the liquid outlet of drain pipe connecting tee, described syringe pipe outer end correspondence extends nerve endoscope camera lens place, the outer face sealing of syringe pipe outer end, the sidepiece of its outer end is provided with the side opening of neurad endoscope lens on one day; Described flusher also comprises the fixing sheath cover of coated and fixing nerve endoscope pipe and syringe pipe.
As preferably, described fixing sheath cover is plastics soft tubes, and plastics soft tube is removably tightly placed in outside nerve endoscope pipe and syringe pipe, is convenient to dismantle rear cleaning.
As preferably, described syringe pipe external diameter is the 1/3-1/5 of nerve endoscope pipe external diameter, guarantees on the basis of developing result, and the scope pipe that do not affect the nerves stretches into intracranial.
As preferably; it is that the note of being made up of elastomeric material is washed ball that described note is washed device; it is simple that note is washed spherical structure; convenient disassembly and be easy to sterilization; adopt the note of being made by elastomeric material to wash ball, can be with operator's direct feeling because of its squeeze pressure, therefore operation note is washed ball good stability; make to export flushing liquor flushing and pumpback pressure ratio more smooth-going stable, protect better cerebral tissue.
As preferably, in the time that nerve endoscope pipe external diameter is between 3.5-4.5mm, described side opening aperture is between 0.6-0.85mm, and developing result is good.
The nerve endoscope lens washing device of technique scheme has adopted a syringe pipe walking abreast in nerve endoscope pipe one side as rinse piece, compared with prior art, the outer face sealing of this syringe pipe outer end, the sidepiece of its outer end is provided with the side opening of neurad endoscope lens on one day, when extruding note is washed device flushing, flushing liquor touches out from side opening, directly touch neurad endoscope lens, even if therefore flushing liquor pressure is excessive, flushing liquor also can not impact forward, thereby stops to cause front to organize iatrogenic injury because cleaning to impact.Meanwhile, adopt the cleaning way of syringe pipe side opening ejection flushing liquor, not only use safety, and cleaning performance is good.
Brief description of the drawings
Fig. 1: the structural representation of this utility model embodiment.
Fig. 2: the enlarged drawing at B place in Fig. 1.
Fig. 3: along the cross-sectional view of A-A line in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described further.
Embodiment: a kind of nerve endoscope lens washing device as shown in Figure 1, Figure 2 and Figure 3, this flusher mainly forms by washing ball 2, flushing liquor container 4, threeway 3 and syringe pipe 5 for the note that promotes flushing liquor flushing.
Shown in Fig. 1 and Fig. 3, above-mentioned nerve endoscope front portion is an elongated nerve endoscope pipe 11, and nerve endoscope rear portion is by the light source interface 13 perpendicular to nerve endoscope pipe 11 and be in nerve endoscope pipe end extension video interface 12.Nerve endoscope pipe 11 inner sides are embedded with optical lens 10 and optical lens 10 extends to light source interface 13 and video interface 12 places.Nerve endoscope pipe 11 front end faces are nerve endoscope camera lenses, and nerve endoscope camera lens normally angle is the angle mirror of 30 degree or 45 degree, and its front end face is the inclined-plane that is 30 degree or 45 degree with transverse section.It is hollow balls of being made up of elastomeric material that above-mentioned note is washed ball 2, similar ear washing bulb, note is washed one end that ball 2 front ends are communicated with threeway 3, flushing liquor container 4 is by the inlet 32 of water inlet pipe 40 connecting tees 3, syringe pipe 5 is by the liquid outlet 31 of drain pipe 50 connecting tees 3, and the inlet 32 of threeway 3 and liquid outlet 31 places are respectively equipped with the check valve of controlling the unidirectional feed liquor of flushing liquor and unidirectional fluid.
Shown in Fig. 1 and Fig. 3, syringe pipe 5 positions walk abreast in nerve endoscope pipe 11 1 sides, and in the drawings, nerve endoscope pipe 11 is at syringe pipe 5 upsides, and nerve endoscope pipe 11 and syringe pipe 5 are coated and fix by a fixing sheath cover 6.Specifically plastics soft tube of above-mentioned fixing sheath cover 6, this plastics soft tube is removably tightly placed in outside nerve endoscope pipe 11 and syringe pipe 5, can bestow certain strength pull-out from the fixing sheath cover 6 of nerve endoscope pipe 11 front ends after use, is convenient to sterilization and cleans.As shown in Figure 2, above-mentioned syringe pipe 5 outer end correspondences extend nerve endoscope camera lens place, and the outer face 51 of syringe pipe 5 outer ends is sealed, and the sidepiece of syringe pipe 5 outer ends is provided with the side opening 52 of neurad endoscope lens on one day.Specifically in Fig. 2, the oblique downside of angle mirror at nerve endoscope camera lens place towards, and corresponding with the side opening 52 on the syringe pipe 5 of downside.Consider syringe pipe 5 outer ends with respect to nerve endoscope camera lens cross stretch out longways can stop camera lens observe, take into account again cleaning performance, therefore the outer face 51 of syringe pipe 5 with respect to the distance of angle mirror lower limb between 1.5-2mm.
In addition, for the scope pipe 11 that do not affect the nerves stretches into intracranial as far as possible, the external diameter of syringe pipe 5 can not be too large, and dimensionally, syringe pipe 5 external diameters are between the 1/3-1/5 of nerve endoscope pipe external diameter.In general, the external diameter of nerve endoscope pipe 11 is between 3.5-4.5mm time, and syringe pipe 5 external diameters are in 1mm left and right, and in order to obtain better developing result, side opening 52 apertures are between 0.6-0.85mm, and developing result is good.
When use, wash ball 2 at note in advance and be filled flushing liquor, need to rinse time, wash ball 2 by pressure injection, flushing liquor under pressure, the one-way valve opens at liquid outlet 31 places of threeway 3, and the closed check valve at inlet 32 places, flushing liquor flows to into syringe pipe, finally rinses nerve endoscope camera lens by side opening 52 ejections.Unclamp note and wash ball 2, elastomeric material resilience makes note wash the interior generation negative pressure of ball 2 again, thereby makes the closed check valve at liquid outlet 31 places, and the one-way valve opens at inlet 32 places, flushing liquor again enters note and washes ball 2 for rinsing ready next time.
Specifically medical saline of above-mentioned flushing liquor, flushing liquor container 4 can be ready-made saline bottle, water inlet pipe 40 is also ready-made medical infusion leather strap, the flusher that just has these parts to make, not only safety and sanitation, conditions for sterilization is good, and simple and easy to get in hospital, cost is low.
This utility model is not limited to above-mentioned embodiment; do not depart under the prerequisite of the present utility model aim; no matter do any distortion in its shape, structure or annexation; such as note is washed ball 2 and can be replaced to other existing note cleaning devices; any variation of the size of syringe pipe 5 and nerve endoscope pipe 11 in above-mentioned restriction range, all within this utility model protection domain.
Claims (5)
1. a nerve endoscope lens washing device, comprise for promote flushing liquor rinse note wash device, flushing liquor container, threeway and rinse piece, described note is washed one end that device is communicated with threeway, flushing liquor container is by the inlet of water inlet pipe connecting tee, rinse piece is by the liquid outlet of drain pipe connecting tee, and the inlet of threeway and liquid outlet place are respectively equipped with the check valve of controlling the unidirectional feed liquor of flushing liquor and unidirectional fluid; It is characterized in that: described rinse piece is one to walk abreast at the syringe pipe of nerve endoscope pipe one side, described syringe pipe is inner by the liquid outlet of drain pipe connecting tee, described syringe pipe outer end correspondence extends nerve endoscope camera lens place, the outer face sealing of syringe pipe outer end, the sidepiece of its outer end is provided with the side opening of neurad endoscope lens on one day; Described flusher also comprises the fixing sheath cover of coated and fixing nerve endoscope pipe and syringe pipe.
2. a kind of nerve endoscope lens washing device according to claim 1, is characterized in that: described fixing sheath cover is plastics soft tubes, and plastics soft tube is removably tightly placed in outside nerve endoscope pipe and syringe pipe.
3. a kind of nerve endoscope lens washing device according to claim 1, is characterized in that: described syringe pipe external diameter is the 1/3-1/5 of nerve endoscope pipe external diameter.
4. according to a kind of nerve endoscope lens washing device described in claim 1-3 any one, it is characterized in that: it is that the note of being made up of elastomeric material is washed ball that described note is washed device.
5. according to a kind of nerve endoscope lens washing device described in claim 1-3 any one, it is characterized in that: in the time that nerve endoscope pipe external diameter is between 3.5-4.5mm, described side opening aperture is between 0.6-0.85mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320861466.1U CN203662915U (en) | 2013-12-25 | 2013-12-25 | Washing device for neuroendoscopy lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320861466.1U CN203662915U (en) | 2013-12-25 | 2013-12-25 | Washing device for neuroendoscopy lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203662915U true CN203662915U (en) | 2014-06-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320861466.1U Expired - Fee Related CN203662915U (en) | 2013-12-25 | 2013-12-25 | Washing device for neuroendoscopy lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203662915U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108606772A (en) * | 2018-06-01 | 2018-10-02 | 杭州市第人民医院 | A kind of gastroscope auxiliary casing |
| CN109497916A (en) * | 2019-01-08 | 2019-03-22 | 上海市第人民医院 | A kind of flushing drying device of hysteroscope camera lens |
| CN111329433A (en) * | 2020-03-06 | 2020-06-26 | 首都医科大学附属北京天坛医院 | Take neural scope of self-purification function |
| WO2021093716A1 (en) * | 2019-11-15 | 2021-05-20 | 上海施美德医疗用品有限公司 | Add-on irrigation and aspiration pipe for endoscope, and endoscope |
| CN115050254A (en) * | 2022-07-11 | 2022-09-13 | 暨南大学附属第一医院（广州华侨医院） | Minimally invasive surgical practice model for removing lackladian cysts |
-
2013
- 2013-12-25 CN CN201320861466.1U patent/CN203662915U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108606772A (en) * | 2018-06-01 | 2018-10-02 | 杭州市第人民医院 | A kind of gastroscope auxiliary casing |
| CN109497916A (en) * | 2019-01-08 | 2019-03-22 | 上海市第人民医院 | A kind of flushing drying device of hysteroscope camera lens |
| WO2021093716A1 (en) * | 2019-11-15 | 2021-05-20 | 上海施美德医疗用品有限公司 | Add-on irrigation and aspiration pipe for endoscope, and endoscope |
| CN111329433A (en) * | 2020-03-06 | 2020-06-26 | 首都医科大学附属北京天坛医院 | Take neural scope of self-purification function |
| CN115050254A (en) * | 2022-07-11 | 2022-09-13 | 暨南大学附属第一医院（广州华侨医院） | Minimally invasive surgical practice model for removing lackladian cysts |
| CN115050254B (en) * | 2022-07-11 | 2023-10-13 | 暨南大学附属第一医院（广州华侨医院） | Minimally invasive surgical exercise model for removing Rake cyst |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20151225 |
|
| EXPY | Termination of patent right or utility model |