CN2664694Y - Conduit for continuous surface anesthesia for laryngopharynx and trachea inner mucous membrane - Google Patents
Conduit for continuous surface anesthesia for laryngopharynx and trachea inner mucous membrane Download PDFInfo
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- CN2664694Y CN2664694Y CN 03263606 CN03263606U CN2664694Y CN 2664694 Y CN2664694 Y CN 2664694Y CN 03263606 CN03263606 CN 03263606 CN 03263606 U CN03263606 U CN 03263606U CN 2664694 Y CN2664694 Y CN 2664694Y
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- pouring pipe
- endotracheal tube
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Abstract
The utility model relates to an anesthetic tracheal catheter of continuous throat and tracheal inner mucosal surface, which comprises a catheter (1), an air capsule jacket (2) arranged on the front end of the catheter (1), an inflation tube (4) in which the out gassing end (3) is connected to the lumen of the air capsule jacket (2), an injection capsule jacket (5) arranged on the surrounding of the air capsule jacket (2) and covering the air capsule jacket (2). The injection capsule jacket (5) wall is molding with capsule wall spraying pores (6). An injection tube (8) in which the drug discharging end (7) is connected to the lumen of the air capsule jacket (2), wherein the utility model also comprises a plurality of tube wall spraying pores (9) arranged on the injection tube (8). With the tracheal catheter above, the effective anaesthetic continuous throat and tracheal inner mucosal surface anaesthesia to the tracheal inner mucosal and the throat mucosal surface can be implemented. Moreover the utility model is easy to process.
Description
Technical field
This utility model relates to a kind of endotracheal tube, specifically, is a kind ofly to come the existing anaesthetic effect of implementing the endotracheal tube of topical anesthesia is carried out improved technical scheme by the aperture that discharges medicine is set on the outer wall of described endotracheal tube.
Background technology
Utilizing endotracheal tube to insert patient's trachea, to set up that artificial gas makes be method commonly used in clinical anesthesia, the emergency treatment.Various endotracheal tube of the prior art mostly is single cover capsule structure, and mainly by catheter main body, the air-casing capsule of described catheter main body front end setting constitutes with joint three parts that are arranged on described catheter main body afterbody.During use, after described endotracheal tube inserts trachea,, make the gap between its sealing endotracheal tube and the tracheal wall, to prevent that the mistake of backflowing of secretions is inhaled and gas leakage in the oxygen therapy process to inflating in the described air-casing capsule.But after common clinically endotracheal tube inserts trachea, because foreign body sensation is arranged, patient can not tolerate endotracheal tube, the generation zest is choked and is coughed and the nausea and vomiting reflection, carries out interior mucosa of trachea and pharyngolaryngeal mucosa topical anesthesia usually so that patient tolerates tracheal intubation and reduces or eliminates the untoward reaction that endotracheal tube produces body for this reason.A kind of known mode is that the micropore with permeance property is set on the cyst wall of the air-casing capsule of endotracheal tube, replaces air to charge in the meeting capsule with topical anesthetic, and anaesthetic is sustainable slowly to exosmose, and contacts with tunica mucosa tracheae, can produce the effect of table fiber crops thus.Yet, adopt this mode to need constantly in the air-casing capsule, to fill anaesthetic and keep pressure in the air-casing capsule; In case and patient then needs immediately the anaesthetic in the air-casing capsule to be extracted out when untoward reaction is appearred in anaesthetic, loses pressure in the described air-casing capsule, the adverse consequences that foreign body backflows and inhaled by mistake then may take place in this moment.
Chinese patent literature CN2402338Y discloses a kind of medicine infusion type endotracheal tube.The principal character of this endotracheal tube is to have the medicine injecting cuff that oozes the medicine pore in additional one of the air-casing capsule outside of the front end of common conduit; And with the medicine-pouring pipe of the parallel additional medicine injecting cuff of described air-casing capsule air injection pipe.The endotracheal tube of this structure can be accomplished by predetermined amount administration.And when having avoided drug withdrawal, lose the problem that pressure produces in the described air-casing capsule.But the disclosed medicine infusion type endotracheal tube of Chinese patent literature CN2402338Y only is provided with on it is attached to the medicine injecting cuff of described air-casing capsule outside and oozes the medicine pore, and in view of the aforesaid effect of cover capsule, the cover capsule can not have long length along catheter main body.After described endotracheal tube inserted trachea, and the cover capsule seals the gap between endotracheal tube and the tracheal wall, anaesthetic was wherein only anaesthetized surface, trachea position.And in clinical use, a lot of patients' throat has strong reaction to endotracheal tube to the part of staying in the throat.Common this reaction is stronger than the reaction of mucosal sites in the trachea, and this is abundant teleneuron because people's pharyngolaryngeal mucosa is distributing, comprising the vagus nerve that can have influence on heartbeat.Have for some endotracheal tube in staying throat the patient of vigorous reaction might the cardiac trigger all standing consequence.
A kind of endotracheal tube of implementing topical anesthesia is disclosed at Chinese patent literature CN2291162Y.This endotracheal tube of implementing topical anesthesia has the aerating gasbag of endotracheal tube, at the endotracheal tube front end opening is arranged, gas in the inflatable cuff can be inflated to the air-casing capsule by aerating pipe, in catheter channel, be symmetrical arranged some small pipelines again, the tail end of small pipeline connects the medicinal fluid bag that can implement the injecting anesthetic medicinal liquid, small pipeline is provided with several spray holes in front end 6 to 14 centimeters of endotracheal tube passage, and the outer liquid outlet of endotracheal tube leads to outside the catheter channel.Because this endotracheal tube does not partly have the structure of dispenser at the air-casing capsule, the tunica mucosa tracheae corresponding with this part can not obtain anaesthetic effect effectively.Medicine-pouring pipe wherein (being the small pipeline of described injecting anesthetic medicinal liquid) is isolating with catheter main body in addition, therefore need on described catheter main body and described medicine-pouring pipe, punch respectively, and medicine-pouring pipe wherein can only be punched the wall near catheter main body, relative wall can not be beaten, and therefore the processing of the endotracheal tube of this structure also is very difficult.
The technology contents of utility model
For this reason, the purpose of this utility model is to propose mucomembranous surface anesthesia endotracheal tube in a kind of continuous throat that can effectively anaesthetize mucosa in the trachea and pharyngolaryngeal mucosa surface and the trachea.Further purpose of the present utility model is to propose a kind of above-mentioned endotracheal tube that is easy to process.
For realizing above-mentioned utility model purpose, the mucomembranous surface anesthesia endotracheal tube comprises a catheter main body in continuous throat of the present utility model and the trachea; Air-casing capsule near described catheter main body front end setting; The gas tube that the outlet side links to each other with the inner chamber of described air-casing capsule; Be arranged on the periphery of described air-casing capsule,, form cyst wall spray medicine aperture on the cyst wall of described medicine injecting cuff the medicine injecting cuff that described air-casing capsule cover gets up; The medicine-pouring pipe that the drug end links to each other with the inner chamber of described medicine injecting cuff; Wherein this utility model comprises that also several are arranged on the tube wall spray medicine aperture on the described medicine-pouring pipe tube wall.
Best, at syringe adapter of medicine-injecting end connection of described medicine-pouring pipe.
Described medicine-pouring pipe of the present utility model can be shaped to one with described catheter main body, and described tube wall spray this moment medicine aperture is arranged on the described medicine-pouring pipe tube wall near the outer surface of described catheter main body tube wall.
The quantity of described tube wall spray medicine aperture be every described medicine-pouring pipe equal intervals be provided with 2 to 12.Common described tube wall spray medicine aperture is provided with first described tube wall spray medicine aperture apart from described medicine injecting cuff for 10 millimeters near the sealing root of described catheter main body afterbody, and separately 10 millimeters 3 to 4 described tube walls spray medicine apertures are set can satisfy the demand.On described medicine injecting cuff, be provided with 4 to 6 described spray medicine apertures.The diameter range of described spray medicine aperture should be the 0.1-3.0 millimeter.
The internal diameter of described medicine-pouring pipe is in 1.0-5.0 millimeter scope.
Technique scheme of the present utility model has the following advantages compared to existing technology: according to the requirement of patient's concrete condition and intubation time, can be interrupted or inject an amount of local anaesthesia medicinal liquid continuously, thereby make the topical anesthesia that during whole tracheal intubation, keeps a trachea that can control, successive and pharyngolaryngeal mucosa.In general anesthesia, use this technology can also reduce the consumption of GENERAL ANESTHETICS, and between the patient's waking up period of operation end back, can continue to keep painlessly tracheal intubation, can not produce cough and the reflection of feeling sick, thereby make the anesthesia doctor when can determine tube drawing according to patient's concrete condition, can avoid patient revive second-rate (as clear-headed and tidal volume is too little) or as blood circulation is unstable and the unsettled ordinary circumstance of other organ function is relatively poor situation under too early tube drawing.This conduit can also be used for the patient (as the patient of mechanical ventilation in the ICU) of the long-term endotracheal intubation of needs and need keep the sick and wounded of ventilation and keeping at long-distance transport process.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment of the utility model also in conjunction with the accompanying drawings, this utility model is described in further detail, wherein below
Fig. 1 is the structural representation of a kind of embodiment of the present utility model;
Fig. 2 is the vertical section structure sketch map of another kind of embodiment of the present utility model;
Fig. 3 to Fig. 5 is the sectional view that shows the locations of structures relation of catheter main body and gas tube and medicine-pouring pipe in the embodiment shown in Figure 2.
Reference numeral is expressed as in the accompanying drawing: the drug end of the outlet side of 1-catheter main body, 2-air-casing capsule, 3-gas tube, 4-gas tube, 5-medicine injecting cuff, 6-cyst wall spray medicine aperture, 7-medicine-pouring pipe, 8-medicine-pouring pipe, 9-tube wall spray medicine aperture, 10-syringe adapter, 11-aerating interface.
The specific embodiment
Referring to Fig. 1, the mucomembranous surface anesthesia endotracheal tube comprises a catheter main body 1 in continuous throat of the present utility model and the trachea; An air-casing capsule 2 that is provided with near described catheter main body 1 front end; , the gas tube 4 that links to each other with the inner chamber of described air-casing capsule 2 of outlet side 3, the aerating end of described gas tube 4 are provided with the aerating interface 11 of band pressure limiting valve (among the figure for showing); Be arranged on the periphery of described air-casing capsule 2,, form 4 cyst wall spray medicine apertures 6 on the cyst wall of described medicine injecting cuff 5 medicine injecting cuff 5 that described air-casing capsule 2 covers get up; , the medicine-pouring pipe 8 that links to each other with the inner chamber of described medicine injecting cuff 5 of drug end 7, its medicine-injecting end connects a syringe adapter 10.In the present embodiment, the internal diameter of described medicine-pouring pipe 8 is 1.0 millimeters, and is arranged on outside the described catheter main body 1.At the tube wall spray medicine aperture 9 that has two to be arranged on described medicine-pouring pipe 8 tube walls on every described medicine-pouring pipe 8.Wherein the most approaching described medicine-pouring pipe 8 is connected root with described medicine injecting cuff 5 described tube wall spray medicine aperture 9 is connected 10.0 millimeters of roots apart from described medicine-pouring pipe 8 with described medicine injecting cuff 5.Two described tube wall spray medicine apertures 9 are 10 millimeters also apart.In the present embodiment, the diameter no matter described cyst wall spray medicine aperture 6 still is described tube wall spray medicine aperture 9 is 3.0 millimeters.The mucomembranous surface anesthesia endotracheal tube can process described tube wall spray medicine aperture 9 earlier in the continuous throat of present embodiment and the trachea on the tube wall of described medicine-pouring pipe 8 in the course of processing.And then will process qualified described medicine-pouring pipe 8 and be assembled on the endotracheal tube of present embodiment.Avoided like this because described medicine-pouring pipe 8 is scrapped when the described tube wall spray of processing medicine aperture 9, and caused the semi-finished product of whole endotracheal tube to be scrapped.
Referring to Fig. 2, be another embodiment of mucomembranous surface anesthesia endotracheal tube in continuous throat of the present utility model and the trachea, comprising a catheter main body 1; An air-casing capsule 2 that is provided with near described catheter main body 1 front end; The gas tube 4 that outlet side 3 links to each other with the inner chamber of described air-casing capsule 2, its aerating end are provided with the aerating interface 11 of band pressure limiting valve (being to show among the figure); Be arranged on the periphery of described air-casing capsule 2,, form 6 cyst wall spray medicine apertures 6 on the cyst wall of described medicine injecting cuff 5 medicine injecting cuff 5 that described air-casing capsule 2 covers get up; Article one, medicine-pouring pipe 8, and its drug end 7 links to each other with the inner chamber of described medicine injecting cuff 5, and its medicine-injecting end connects a syringe adapter 10.In the present embodiment, the internal diameter of described medicine-pouring pipe 8 is 5.0 millimeters, and described medicine-pouring pipe 8 is shaped to one with described catheter main body 1, on described medicine-pouring pipe 8 tube walls of the outer surface of close described catheter main body 1 tube wall of every described medicine-pouring pipe 8 these 4 tube walls is set and sprays medicine apertures 9.And 10 millimeters first described tube wall spray medicine aperture 9 being set apart from the sealing root of described medicine injecting cuff 5 close described catheter main body 1 afterbodys, the interval is 10 millimeters between other described tube wall spray medicine aperture 9.In the present embodiment, the diameter of described cyst wall spray medicine aperture 6 and described tube wall spray medicine aperture 9 all is 3.0 millimeters.In this structure, owing to only be one deck tube wall between the outer surface of described medicine-pouring pipe 8 and described catheter main body 1 tube wall, therefore when the described tube wall spray of processing medicine aperture 9, the Working position of described tube wall spray medicine aperture 9 and working depth are all than being easier to control.Thereby can avoid because when the described tube wall of processing spray medicine aperture 9, cause described medicine-pouring pipe 8 workpiece is scrapped with described 1 interior connection of catheter main body because the machining position of described tube wall spray medicine aperture 9 installs partially or working depth is excessive.
Use in the continuous trachea of the foregoing description and pharyngolaryngeal mucosa topical anesthesia conduit can cause mucomembranous anesthesia during the whole tracheal intubation, particularly at the middle and late stage of operation.Its result can cause 1, and the GENERAL ANESTHETICS consumption reduces.2, because the GENERAL ANESTHETICS consumption reduces, patient revives soon and the quality height of reviving.3, can tolerate tracheal intubation preferably after patient is clear-headed, both can reduce patient between waking up period because the misery that endotracheal tube causes can give the Anesthetist chance of selecting extubation time again, avoid under the relatively poor situation of patient's ordinary circumstance tube drawing too early.4, if the method is used for epidural general anesthesia combined anesthesia, or other retardance or the compound general anesthesia of local anesthesia, just can reduce the general anesthesia dosage greatly, create a kind of " general anesthesia of sleep formula ".This moment, patient's complete quality height of not only reviving was and minimum to the breath cycle influence, was particularly suitable for critical illness people's anesthesia.For the clear-headed patient who carries out the long period mechanical ventilation at ICU, can reduce the serious patient that the tracheal intubation conduit causes significantly and not accommodate misery, avoid causing physiological untoward reaction such as variation such as the rhythm of the heart and blood pressure.Heavily endanger in the sick and wounded's the rescue process on the battlefield or away from the place of hospital, use the described endotracheal tube of the foregoing description to carry out transporting again behind the endotracheal intubation as patient, and keep the unobstructed of respiratory tract by conduit, can realize that transport process is safe and reliable, improve the success rate of rescuing.
Clearly, state embodiment as can be seen by above-mentioned, in described continuous throat of the present utility model and the trachea in the mucomembranous surface anesthesia endotracheal tube spacing of the described spray medicine aperture on every described medicine-pouring pipe 8 should not only limit to the foregoing description for example, can strengthen as required or reduce.Same its quantity also can be set to 2 to 12 as required.
Have Fig. 3 to Fig. 5 as seen, described catheter main body 1 embodiment illustrated in fig. 2 can have various ways with the structural relation of described medicine-pouring pipe 8.Wherein Fig. 3 outer surface of tube wall of being presented at described catheter main body 1 is processed to form the version of described medicine-pouring pipe 8; The inner surface of tube wall that Fig. 4 is presented at described catheter main body 1 is processed to form the version of described medicine-pouring pipe 8; Fig. 5 is the concrete form that adopts embodiment illustrated in fig. 2, and wherein said medicine-pouring pipe 8 is molded directly within the tube wall of described catheter main body 1.
Obviously, the foregoing description of the present utility model only is for this utility model example clearly is described, and is not to be qualification to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And these belong to conspicuous variation or the change that spirit of the present utility model extended out and still are among the protection domain of the present utility model.
Claims (8)
1. mucomembranous surface anesthesia endotracheal tube in continuous throat and the trachea comprises
A catheter main body (1);
Air-casing capsule (2), described Air sac cover is near described catheter main body (1) front end setting;
Gas tube (4), its outlet side (3) link to each other with the inner chamber of described air-casing capsule (2);
Medicine injecting cuff (5), described medicine injecting cuff (5) is arranged on the periphery of described air-casing capsule (2), and described air-casing capsule (2) cover is got up, and forms cyst wall spray medicine aperture (6) on the cyst wall of described medicine injecting cuff (5);
Medicine-pouring pipe (8), the drug end (7) of described medicine-pouring pipe (8) links to each other with the inner chamber of described medicine injecting cuff (5);
It is characterized in that on described medicine-pouring pipe (8) tube wall, being provided with several tube wall spray medicine apertures (9).
2. mucomembranous surface anesthesia endotracheal tube in continuous throat according to claim 1 and the trachea is characterized in that connecting a syringe adapter (10) at the medicine-injecting end of described medicine-pouring pipe (8).
3. mucomembranous surface anesthesia endotracheal tube in continuous throat according to claim 1 and the trachea, it is characterized in that described medicine-pouring pipe (8) and described catheter main body (1) are shaped to one, and described tube wall spray medicine aperture (9) is arranged on described medicine-pouring pipe (8) tube wall near the outer surface of described catheter main body (1) tube wall.
4. according to mucomembranous surface anesthesia endotracheal tube in described continuous throat in one of claim 2 or 3 and the trachea, the quantity that it is characterized in that described tube wall spray medicine aperture (9) be every described medicine-pouring pipe (8) equal intervals be provided with 2 to 12.
5. mucomembranous surface anesthesia endotracheal tube in continuous throat according to claim 4 and the trachea, it is characterized in that described tube wall spray medicine aperture (9) separately 10.0 millimeters be provided with 3 to 4.
6. mucomembranous surface anesthesia endotracheal tube in continuous throat according to claim 5 and the trachea is characterized in that apart from described medicine injecting cuff (5) near the described tube wall spray medicine aperture (9) of the sealing root of described catheter main body (1) afterbody apart from described medicine injecting cuff (5) near 10 millimeters of the sealing roots of described catheter main body (1) afterbody.
7. according to mucomembranous surface anesthesia endotracheal tube in described continuous throat of one of claim 1 to 3 and the trachea, it is characterized in that the diameter range of described spray medicine aperture (6,9) should be the 0.1-3.0 millimeter.
8. according to mucomembranous surface anesthesia endotracheal tube in described continuous throat of one of claim 1 to 3 and the trachea, the internal diameter that it is characterized in that described medicine-pouring pipe (8) is in 1.0-5.0 millimeter scope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03263606 CN2664694Y (en) | 2003-05-22 | 2003-05-22 | Conduit for continuous surface anesthesia for laryngopharynx and trachea inner mucous membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03263606 CN2664694Y (en) | 2003-05-22 | 2003-05-22 | Conduit for continuous surface anesthesia for laryngopharynx and trachea inner mucous membrane |
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| Publication Number | Publication Date |
|---|---|
| CN2664694Y true CN2664694Y (en) | 2004-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03263606 Expired - Fee Related CN2664694Y (en) | 2003-05-22 | 2003-05-22 | Conduit for continuous surface anesthesia for laryngopharynx and trachea inner mucous membrane |
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| CN (1) | CN2664694Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307083A (en) * | 2014-11-25 | 2015-01-28 | 盐城宁康医疗器械有限公司 | Dosing type tracheal catheter capable of measuring temperature |
| CN107412889A (en) * | 2017-08-23 | 2017-12-01 | 杨嵘 | A kind of sputum aspirator for being automatically positioned insertion depth |
| CN108939234A (en) * | 2018-05-21 | 2018-12-07 | 南阳市第二人民医院 | A kind of medicament slow release trachea cannula |
| CN109260559A (en) * | 2018-09-11 | 2019-01-25 | 厦门仁人医疗科技有限公司 | A kind of tracheal inserting device |
| CN109731211A (en) * | 2019-03-06 | 2019-05-10 | 西安市红会医院 | A kind of nose laryngopharynx surface anesthesia device and its operating method |
| CN111298260A (en) * | 2020-02-29 | 2020-06-19 | 上海交通大学医学院附属第九人民医院 | Trachea cannula capable of implementing surface anesthesia |
| CN111617358A (en) * | 2020-05-27 | 2020-09-04 | 中国人民解放军西部战区总医院 | Tracheal catheter capable of performing airway surface anesthesia |
| CN111632247A (en) * | 2020-06-10 | 2020-09-08 | 东营市人民医院 | Gastrointestinal surgery honeycomb duct |
-
2003
- 2003-05-22 CN CN 03263606 patent/CN2664694Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307083A (en) * | 2014-11-25 | 2015-01-28 | 盐城宁康医疗器械有限公司 | Dosing type tracheal catheter capable of measuring temperature |
| CN107412889A (en) * | 2017-08-23 | 2017-12-01 | 杨嵘 | A kind of sputum aspirator for being automatically positioned insertion depth |
| CN108939234A (en) * | 2018-05-21 | 2018-12-07 | 南阳市第二人民医院 | A kind of medicament slow release trachea cannula |
| CN109260559A (en) * | 2018-09-11 | 2019-01-25 | 厦门仁人医疗科技有限公司 | A kind of tracheal inserting device |
| CN109731211A (en) * | 2019-03-06 | 2019-05-10 | 西安市红会医院 | A kind of nose laryngopharynx surface anesthesia device and its operating method |
| CN111298260A (en) * | 2020-02-29 | 2020-06-19 | 上海交通大学医学院附属第九人民医院 | Trachea cannula capable of implementing surface anesthesia |
| CN111617358A (en) * | 2020-05-27 | 2020-09-04 | 中国人民解放军西部战区总医院 | Tracheal catheter capable of performing airway surface anesthesia |
| CN111617358B (en) * | 2020-05-27 | 2024-10-15 | 中国人民解放军西部战区总医院 | Tracheal catheter capable of conducting airway surface anesthesia |
| CN111632247A (en) * | 2020-06-10 | 2020-09-08 | 东营市人民医院 | Gastrointestinal surgery honeycomb duct |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041222 Termination date: 20110522 |