CN203989363U - A kind of nasal trachea cannula - Google Patents
A kind of nasal trachea cannula Download PDFInfo
- Publication number
- CN203989363U CN203989363U CN201420403858.8U CN201420403858U CN203989363U CN 203989363 U CN203989363 U CN 203989363U CN 201420403858 U CN201420403858 U CN 201420403858U CN 203989363 U CN203989363 U CN 203989363U
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- intubate
- conduit
- optical fibre
- fibre channel
- rear end
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Abstract
The utility model discloses a kind of nasal trachea cannula, be provided with charge-discharge air bag in intubate catheter proximal end, charge-discharge air bag is connected with the aerating and exhaust device that is positioned at intubate rear end of conduit; The insert head that is positioned at intubate catheter proximal end has one and is tilted to outer tip; Be provided with the traction passage at intubate rear end of conduit opening in the inside of intubate conduit, this traction passage is arranged on the opposite side of intubate duct wall with most advanced and sophisticated, is inserted with draught line, for regulating the degree of crook of intubate catheter proximal end in traction passage; Be provided with eyepiece and radiation source in the rear end of intubate conduit; Be provided with one in intubate catheter interior and irradiate optical fibre channel and an observation optical fibre channel, irradiate optical fibre channel light inputting end and be positioned at intubate rear end of conduit and aim at respectively radiation source and eyepiece with observation optical fibre channel bright dipping end, irradiation optical fibre channel goes out light pipe and observes optical fibre channel light inputting end to be positioned at the insert head place of intubate catheter proximal end.This utility model can intuitive and convenient the guiding of intubate conduit is entered to trachea inside.
Description
Technical field
This utility model relates to a kind of nasal trachea cannula.
Background technology
Conventionally, for operation or the people of major operation of applying general anaesthetic, need in the preoperative direct oral cavity trachea to insert conduit and carry out oxygen and carbon dioxide gas exchange for patients accepting oxygen inhalation assisted respiartion through lung, maintain normal physiological function and be beneficial to operation and carry out.But, for closing patient etc. such as comatose patient, general anesthesia operation patient or tooth, cannot stretch into trachea by oral cavity guidance tracheal intubation, and stretch into trachea through oral cavity guidance tracheal intubation and have following weak point: the misery of bringing to patient is large, affecting patient normally takes food, and when long-time intubate, easily cause patient's fatigue, increase oral cavity infection chance.Although exist some per nasal guidance tracheal intubations to stretch into the technology of trachea in prior art, but these technology often still depend on by oral cavity tracheal intubation are set right, intubate catheter proximal end is by after choana, often touches pharynx rear wall and can not bend towards pharyngeal cavity, causes difficult intubation.
Utility model content
For the above-mentioned technical problem existing in prior art, the utility model proposes a kind of nasal trachea cannula, guide catheter that can intuitive and convenient inserts trachea inside, has reduced the misery that intubate process causes patient.
To achieve these goals, this utility model adopts following technical scheme:
A kind of nasal trachea cannula, comprise intubate conduit, be provided with and be looped around the supravasal charge-discharge air bag of intubate in intubate catheter proximal end, this charge-discharge air bag is connected by inflation/deflation pipeline with the aerating and exhaust device that is arranged on intubate rear end of conduit, and inflation/deflation pipeline is positioned at the inside of intubate conduit; The insert head that is positioned at intubate catheter proximal end has one and is tilted to outer tip; Be provided with the traction passage at intubate rear end of conduit opening in the inside of intubate conduit, this traction passage is arranged on the opposite side of intubate duct wall with most advanced and sophisticated, in traction passage, be inserted with draught line, one end of draught line is fixed on the front end of intubate conduit, and the open rearward end of the other end by intubate conduit is protruding and be connected with tow handle; Be provided with eyepiece and radiation source in the rear end of intubate conduit; Also be provided with one in the inside of intubate conduit and irradiate optical fibre channel and an observation optical fibre channel, wherein, the bright dipping end of the light inputting end of irradiation optical fibre channel and observation optical fibre channel is all positioned at the rear end of intubate conduit and aims at respectively radiation source and eyepiece, and the light inputting end that goes out light pipe and observation optical fibre channel that irradiates optical fibre channel is positioned at the insert head place of intubate catheter proximal end; Inside at intubate conduit is also provided with outside supply conduit, and the rear end of outside supply conduit is connected with oxygen cylinder, and front end is positioned at the insert head place of intubate catheter proximal end.
Further, between above-mentioned eyepiece and observation optical fibre channel, be provided with paired observation eyeglass, this paired observation eyeglass is the circular eyeglass being combined by several monochromatic fan-shaped glass lens, and the fan-shaped glass lens of described monochrome is selected an aligning and observed optical fibre channel bright dipping end.
The utlity model has following advantage:
This utility model stretches in the process of trachea at guide cannula conduit, the light that radiation source sends is routed to and reaches insert head place through irradiation optical fiber, the light at insert head place arrives eyepiece place through observing optical fibre channel simultaneously, the scene that medical personnel can observe according to oneself accurately navigates to the position of insert head in real time, in the time that intubate conduit per nasal enters, utilize insert head to provoke epiglottis, drag tight draught line by tow handle simultaneously, the point upward of the intubate conduit insert head that is adjacent to pharynx rear wall is held up, medical personnel are observed and are rationally controlled the tensioning degree of draught line by eyepiece, make intubate conduit accurately aim at trachea, after this in iterative method intubate conduit advances process, the draught line of tensioning is progressively loosened, make insert head just be inserted into trachea inside, complete after intubate action, in charge-discharge air bag, inflate, fixing intubate conduit.This utility model for blindmate process of the prior art, more intuitive and convenient by intubate conduit insert trachea inside, operation easier obviously reduces, and can slow down the misery of people in intubate process.In addition, observe by eyepiece, can also check whether trachea inside has foreign body or diseased region, facilitate medical personnel to understand the state of patient respiration passage.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of nasal trachea cannula in this utility model;
Fig. 2 is the structural representation of paired observation eyeglass.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, this utility model is described in further detail:
Shown in Fig. 1, a kind of nasal trachea cannula, comprises intubate conduit 1.Be provided with charge-discharge air bag 2 in intubate catheter proximal end, charge-discharge air bag 2 is around the front end that is arranged on intubate conduit 1, for fixing intubate conduit 1.This charge-discharge air bag 2 is connected by inflation/deflation pipeline 4 with the aerating and exhaust device 3 that is arranged on intubate conduit 1 rear end, and inflation/deflation pipeline 4 is positioned at the inside of intubate conduit 1.Wherein, the front end of intubate conduit refers to that intubate conduit stretches into one end of trachea.
The insert head 5 that is positioned at intubate conduit 1 front end has an outward-dipping tip, and preferably, the angle of inclination of this insert head is 30 degree, is beneficial to intubate conduit 1 and stretches into trachea inside.
Be provided with the traction passage 6 at intubate rear end of conduit opening in the inside of intubate conduit 1, this traction passage 6 is arranged on the opposite side of intubate conduit 1 tube wall with most advanced and sophisticated, in traction passage 6, be inserted with draught line 7, one end of draught line 7 is fixed on the front end of intubate conduit, the open rearward end of the other end by intubate conduit is protruding and be connected with tow handle 8, pull draught line 7 tensionings by tow handle 8, can regulate intubate conduit 1 to stretch into the degree of crook of intubate conduit 1 front end in trachea process, conveniently correct intubate conduit 1 guiding be entered to trachea inside.
Be provided with eyepiece 9 and radiation source 10 in the rear end of intubate conduit 1.Also be provided with one in the inside of intubate conduit 1 and irradiate optical fibre channel 11 and an observation optical fibre channel 12, wherein, the bright dipping end of the light inputting end of irradiation optical fibre channel 11 and observation optical fibre channel 12 is all positioned at the rear end of intubate conduit and aims at respectively radiation source 10 and eyepiece 9, and the light inputting end that goes out light pipe and observation optical fibre channel 12 that irradiates optical fibre channel 11 is positioned at insert head 5 places of intubate catheter proximal end.
The scene that the optical fiber being sent by radiation source 10 arrives insert head 5 places and illuminates insert head 5 places through irradiating optical fibre channel 11.The scene at insert head 5 places arrives eyepiece 9 places by observing optical fibre channel 12, medical personnel can by eyepiece 9 can Real Time Observation to the particular location of insert head 5, be convenient to adjust flexibly according to the position of insert head 5 degree of crook of intubate conduit 1, and then make intubate conduit 1 aim at trachea, reduce operation easier.
The roughly process that guide cannula conduit 1 stretches into trachea is as follows:
Intubate conduit 1 per nasal is inserted, and observe the position of insert head 5 by eyepiece, in the time that insert head 5 arrives pharynx rear wall, utilization is with cuspidated insert head 5 to provoke epiglottis, pull draught line 7 tensionings by tow handle 8 simultaneously, the point upward of intubate conduit 1 insert head that is adjacent to pharynx rear wall is held up, make intubate conduit 1 aim at trachea, after this advance in process at iterative method intubate conduit 1, loosen operation to dragging tight draught line, make insert head 5 just be inserted into trachea inside, complete after intubate action, in charge-discharge air bag 2, inflate, fixing intubate conduit 1.Concrete, this charge-discharge air bag 2 adopts the flat version in intermediate drum two, makes intubate conduit 1 both be not easy, to the motion of trachea direction, to be not easy again to deviate from the motion of trachea direction, is beneficial to the fixed effect that improves intubate conduit 1.
Also be provided with outside supply conduit 13 in the inside of intubate conduit 1, the rear end of outside supply conduit is connected with oxygen cylinder, front end is positioned at insert head 5 places of intubate conduit 1 front end, is convenient in operating process, simultaneously by outside supply conduit 13 oxygen supply, to avoid causing anoxia phenomenon.In addition, enter in the process of trachea at guide cannula conduit 1, can also recognize whether trachea inside has foreign body or diseased region by eyepiece 9, facilitate medical personnel to understand the state of patient respiration passage.
In addition, be provided with several circular base slabs in intubate conduit 1 inside along the length direction of intubate conduit.Each circular base slab is along the radially setting of intubate conduit, on each circular base slab, offer five through holes, inflation/deflation pipeline 4, traction passage 6, irradiation optical fibre channel 11, observation optical fibre channel 12 and outside supply conduit 13 pass from one of them through hole inside respectively, be convenient to make in order each pipeline or path the arranging of intubate conduit 1 inside, convenient each pipeline or path are changed or repaired.
As shown in Figure 2, between eyepiece and observation optical fibre channel, be provided with paired observation eyeglass 14, this paired observation eyeglass is the circular eyeglass being combined by several monochromatic fan-shaped glass lens 15, and the fan-shaped glass lens of described monochrome is selected an aligning and observed optical fibre channel bright dipping end.The impact of the selected color exposure of paired observation eyeglass light source 10 light source colors, to can more give prominence to the position of the inner foreign body of trachea or pathological changes.Paired observation eyeglass 14 is detachable eyeglass, in the time that guide cannula conduit enters trachea, paired observation eyeglass can be taken off; When the concrete observation a certain foreign body of trachea or diseased region, between eyepiece 9 and observation optical fibre channel 12, installation Comparison is observed eyeglass, by rotation paired observation eyeglass, make to observe optical fibre channel 12 bright dipping ends and aim at the fan-shaped glass lens of a certain monochrome, highlight foreign body or diseased region.
Certainly; more than explanation is only preferred embodiment of the present utility model; this utility model is not limited to enumerate above-described embodiment; should be noted that; any those of ordinary skill in the art are under the instruction of this description; that makes is allly equal to alternative, obvious form of distortion, within all dropping on the essential scope of this description, ought to be subject to protection of the present utility model.
Claims (2)
1. a nasal trachea cannula, comprise intubate conduit, it is characterized in that, be provided with and be looped around the supravasal charge-discharge air bag of intubate in intubate catheter proximal end, this charge-discharge air bag is connected by inflation/deflation pipeline with the aerating and exhaust device that is arranged on intubate rear end of conduit, and inflation/deflation pipeline is positioned at the inside of intubate conduit; The insert head that is positioned at intubate catheter proximal end has one and is tilted to outer tip; Be provided with the traction passage at intubate rear end of conduit opening in the inside of intubate conduit, this traction passage is arranged on the opposite side of intubate duct wall with most advanced and sophisticated, be inserted with draught line in traction channel interior, one end of draught line is fixed on the front end of intubate conduit, and the open rearward end of the other end by intubate conduit is protruding and be connected with tow handle; Be provided with eyepiece and radiation source in the rear end of intubate conduit; Also be provided with one in the inside of intubate conduit and irradiate optical fibre channel and an observation optical fibre channel, wherein, the bright dipping end of the light inputting end of irradiation optical fibre channel and observation optical fibre channel is all positioned at the rear end of intubate conduit and aims at respectively radiation source and eyepiece, and the light inputting end that goes out light pipe and observation optical fibre channel that irradiates optical fibre channel is positioned at the insert head place of intubate catheter proximal end; Inside at intubate conduit is also provided with outside supply conduit, and the rear end of outside supply conduit is connected with oxygen cylinder, and front end is positioned at the insert head place of intubate catheter proximal end.
2. a kind of nasal trachea cannula according to claim 1, it is characterized in that, between described eyepiece and observation optical fibre channel, be provided with paired observation eyeglass, this paired observation eyeglass is the circular eyeglass being combined by several monochromatic fan-shaped glass lens, and the fan-shaped glass lens of described monochrome is selected an aligning and observed optical fibre channel bright dipping end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420403858.8U CN203989363U (en) | 2014-07-22 | 2014-07-22 | A kind of nasal trachea cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420403858.8U CN203989363U (en) | 2014-07-22 | 2014-07-22 | A kind of nasal trachea cannula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203989363U true CN203989363U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420403858.8U Expired - Fee Related CN203989363U (en) | 2014-07-22 | 2014-07-22 | A kind of nasal trachea cannula |
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| Country | Link |
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| CN (1) | CN203989363U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105496344A (en) * | 2016-02-24 | 2016-04-20 | 云南省急救中心 | First-aid laryngoscope system integrating visualization and oxygen supply |
| CN106308863A (en) * | 2016-08-03 | 2017-01-11 | 胡锡祥 | Artificial blood vessel anastomosis system |
| CN107233647A (en) * | 2017-06-07 | 2017-10-10 | 中山市普利斯微创介入医械有限公司 | A kind of tracheal catheter |
| CN108125666A (en) * | 2018-02-24 | 2018-06-08 | 张德玉 | A kind of lacrimal passage diagnosis and treatment endoscope apparatus and application method |
-
2014
- 2014-07-22 CN CN201420403858.8U patent/CN203989363U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105496344A (en) * | 2016-02-24 | 2016-04-20 | 云南省急救中心 | First-aid laryngoscope system integrating visualization and oxygen supply |
| CN106308863A (en) * | 2016-08-03 | 2017-01-11 | 胡锡祥 | Artificial blood vessel anastomosis system |
| CN106308863B (en) * | 2016-08-03 | 2018-11-30 | 胡锡祥 | Artificial blood vessel anastomosis system |
| CN107233647A (en) * | 2017-06-07 | 2017-10-10 | 中山市普利斯微创介入医械有限公司 | A kind of tracheal catheter |
| CN108125666A (en) * | 2018-02-24 | 2018-06-08 | 张德玉 | A kind of lacrimal passage diagnosis and treatment endoscope apparatus and application method |
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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: 20141210 Termination date: 20150722 |
|
| EXPY | Termination of patent right or utility model |