CN204446882U - Local anaesthesia type tracheal intubation tube core - Google Patents
Local anaesthesia type tracheal intubation tube core Download PDFInfo
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- CN204446882U CN204446882U CN201520046380.2U CN201520046380U CN204446882U CN 204446882 U CN204446882 U CN 204446882U CN 201520046380 U CN201520046380 U CN 201520046380U CN 204446882 U CN204446882 U CN 204446882U
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- tracheal intubation
- tube
- local anaesthesia
- pressure dosing
- soft tube
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Abstract
This utility model relates to a kind of tracheal intubation tube core, and especially a kind of local anaesthesia type tracheal intubation tube core, belongs to the technical field of medical apparatus and instruments.According to the technical scheme that this utility model provides, described local anaesthesia type tracheal intubation tube core, comprise soft tube, moulding core and pressure dosing device, described moulding core is embedded in soft tube intracavity for linen look tracheal intubation tube core HAVING A GRACEFUL FIGURE, arrange administration chamber in soft tube to seal with pressure dosing device medicine outlet and be communicated with, soft tube administration chamber medicine outlet arranges multiple local anaesthesia spray medicine micropore.This utility model is inserted endotracheal tube intracavity and is used, and is particularly suitable for short and small general anesthesia operation tracheal intubation, simultaneously can to bottleneck throat and airway surface anesthesia in tracheal intubation, and reduce cardiovascular response during tube drawing, structure is simple, easy to operate, safe and reliable.
Description
Technical field
This utility model relates to a kind of tracheal intubation tube core, and especially a kind of local anaesthesia type tracheal intubation tube core, belongs to the technical field of medical apparatus and instruments.
Background technology
Endotracheal tube is the important tool that mechanical ventilation set up by general anesthesia, needs endotracheal tube per os to insert in patient airway before mechanical ventilation.It is tracheal intubation method the most general at present that per os inserts laryngoscope exposure glottis tracheal intubation, make need to insert in endotracheal tube before tracheal intubation in this way and mouldingly lead core, by " J " shape bending for moulding for endotracheal tube one-tenth front end to adapt to oropharynx larynx inner-cavity structure, conveniently endotracheal tube is inserted in air flue by glottis.
During short and small Endotracheal Intubation Under General Anesthesia, anesthetist is everlasting and implements the injection of vaporific local anaesthetics to the topical anesthesia of patient's bottleneck throat, object is when patient revives, and alleviates bad cardiovascular response that endotracheal tube causes and choke to cough reflection, reduces intubate complication Probability.
Current tracheal intubation leads core and local anaesthetics aerosol apparatus is used alone respectively, to implement airway surface anesthesia when tracheal intubation, temporarily tracheal intubation need not be done after tracheal intubation exposes glottis, hand-held local anaesthetics aerosol apparatus surface anesthesia, is replaced by hand-held endotracheal tube after table fiber crops complete and implements tracheal intubation.In tracheal intubation operation, patient does not have autonomous respiration, is in respiratory arrest state, and local anaesthetics aerosol apparatus surface anesthesia must extend the tracheal intubation operating time, and increase anoxia risk, the patient poor at respiratory function not good enough blood oxygen reserve is particularly evident.
A kind of instrument tracheal intubation and local anaesthetics spraying surface anesthesia synchronously completed of clinical shortage operates with the simple and efficient safe tracheal intubation that completes.
Summary of the invention
The purpose of this utility model overcomes the deficiencies in the prior art, provides a kind of local anaesthesia type tracheal intubation tube core, insert endotracheal tube, simultaneously can to patient's throat air flue surface anesthesia in tracheal intubation.Use in Little operation general anesthesia, alleviate the bad cardiovascular response that throat airway irritation caused because of endotracheal tube before extracting endotracheal tube after patient revives and choke and cough reflection, simple, safe and reliable.
Described a kind of local anaesthesia type tracheal intubation tube core, comprises soft tube, moulding core and pressure dosing device.Described moulding core is embedded in soft tube, arranges administration chamber and seal with pressure dosing device and be communicated with in described soft tube.
Soft tube major axis is run through in described administration chamber, and described administration chamber seals with pressure dosing device medicine outlet in end, soft tube one end and is communicated with, and described administration chamber arranges multiple local anaesthesia spray medicine micropore and forms medicine outlet in soft tube other end end.
Described pressure dosing device comprises pressure dosing capsule, and pressure dosing capsule is set to elasticity blister cavities, and blister cavities one end arranges pressure valve dosing mouth for dosing in pressure dosing device, and the other end arranges medicine outlet and seals with the administration chamber in described soft tube and be communicated with.
After described soft tube administration chamber is communicated with pressure dosing device, switch is set.
Described moulding core embeds the described administration intracavity be arranged in soft tube.
Arrange the moulding chamber that closed at both ends runs through soft tube major axis in described soft tube, described moulding core is embedded in moulding chamber.
Described administration cavity length is greater than moulding core length, and described soft tube is set to soft administration chamber medicine outlet away from end, pressure dosing device one end.
The sunken potential lacuna be close to for cyst wall of blister cavities before described pressure dosing medicine capsule injects, after infusion of medicine, medicinal liquid is contained in the expansion of pressure dosing capsule elastic wall of microcapsule, and the rear pressure dosing capsule of medicinal liquid release can be restored to the potential lacuna that cyst wall is close to.
When described pressure dosing device inner liquid medicine discharges from local anaesthesia spray medicine micropore through administration chamber, medicinal liquid is vaporific ejection.
Described moulding core is the moulding body of blank pipe shape, is closely embedded in soft tube and is tightly connected with two ends, administration chamber.
Described pressure dosing device volume is 3ml-5ml.
Advantage of the present utility model: insert in endotracheal tube by described local anaesthesia type tracheal intubation tube core before tracheal intubation, front end bends " J " shape be moulded in advance, and injects appropriate local anesthetic solution in pressure dosing device.Laryngoscope opens switch after exposing glottis, and it is atomized spray that described pressure dosing device inner liquid medicine sprays medicine micropore through administration chamber by local anaesthesia.Complete tracheal intubation simultaneously to patient's throat and epithelium healing surface anesthesia.Apply in Little operation Endotracheal Intubation Under General Anesthesia, alleviate the bad cardiovascular response that throat airway irritation caused because of endotracheal tube before extracting endotracheal tube after patient revives and choke and cough reflection, simple, safe and reliable.
Accompanying drawing explanation
Fig. 1 is that this utility model one implements shape and structure figure.
Fig. 2 is that this utility model another kind implements shape and structure figure.
Fig. 3 is another enforcement shape and structure of this utility model figure.
Description of reference numerals: 1-soft tube, 11-administration chamber, 12-local anaesthesia spray medicine micropore, 13-switch, the moulding core of 2-, 3-pressure dosing device, 31-pressure valve dosing mouth and 32-medicine outlet.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in Figures 1 and 2: described a kind of local anaesthesia type tracheal intubation tube core, comprises soft tube 1, moulding core 2 and pressure dosing device 3.Described moulding core 2 is embedded in soft tube 1, arranges administration chamber 11 and seal with pressure dosing device 3 and be communicated with in described soft tube 1.
Described moulding core 2 functional equivalent endotracheal tube is moulding leads core: insert in endotracheal tube, by moulding moulding to endotracheal tube to moulding core 2.During concrete use, insert in endotracheal tube tube chamber, head end is bending is shaped as " J " shape, adapts to oropharynx larynx interior cavity, facilitates tracheal intubation.
Under normal circumstances, moulding core 2 is hard metal wire, is tracheal intubation safety, the soft protective layer of moulding core 2 surface parcel of being everlasting.In embodiment, soft tube 1 plays soft protective layer function, reduce moulding core 2 head end be strayed into oropharynx larynx and upper airway after hurtful probability.
Arranging administration chamber 11 in described soft tube 1 is local anaesthetics administration channels to patient's throat and upper airway surface anesthesia.Described pressure dosing device 3 is storage capsules of local anaesthetics, and pressure dosing device 3 cyst wall elastic recovery tension force is also the power that local anaesthetics flows out through administration chamber 11 to the pressure of medicinal liquid simultaneously.Administration chamber 11 seals with pressure dosing device 3 and is communicated with, Drug leakage when avoiding administration.
Soft tube 1 major axis is run through in described administration chamber 11, and described administration chamber 11 seals with pressure dosing device 3 medicine outlet in end, soft tube 1 one end and is communicated with.Described administration chamber 11 arranges multiple local anaesthesia spray medicine micropore 12 and forms medicine outlet in soft tube 1 other end end, described local anaesthesia spray medicine micropore 12 arranges and makes during local anesthetic solution administration can be vaporific ejection, evenly effective when medicinal liquid gives, strengthen effect during this utility model surface anesthesia.
Described pressure dosing device 3 comprises pressure dosing capsule, and pressure dosing capsule is set to elasticity blister cavities, and elastic wall of microcapsule can apply elastic contractility to medicinal liquid after medicinal liquid adds blister cavities, provides power for medicinal liquid flows out.Blister cavities one end arranges pressure valve dosing mouth 31, for dosing in pressure dosing device 3.After pressure valve dosing mouth 31 dosing, pressure valve closes dosing mouth automatically, and medicinal liquid can not seepage.Pressure valve dosing mouth 31 is universal architecture, does not repeat herein.The blister cavities other end arranges medicine outlet 32 and seals with the administration chamber 11 in described soft tube 1 and be communicated with.
Arrange switch 13 after described soft tube 1 administration chamber 11 is communicated with pressure dosing device 3,13 pairs of pressure dosing device 3 administering medical liquids opportunitys of switch and dosage are controlled.During concrete use, after exposing glottis, open switch when bottleneck throat inserted by endotracheal tube, medicinal liquid is vaporific ejection.To be entered by throat glottis while upper airway completes tracheal intubation at endotracheal tube head end, evenly topical anesthesia is reliably implemented to bottleneck throat, glottis, upper airway.
As shown in Figure 1: described moulding core 2 embedding is arranged in the described administration chamber 11 in soft tube 1, that is, only has a tract in soft tube 1, the moulding core 2 of administration chamber 11 embedded set.During administration, it is the gap that moulding core 2 and administration chamber 11 inwall are formed that actual medicinal liquid flows through path.
As shown in Figure 2: in described soft tube 1, arrange the moulding chamber that closed at both ends runs through soft tube 1 major axis, described moulding core 2 is embedded in wherein.That is: two tracts are provided with in soft tube 1, a tract being two ends and sealing, inner embedding moulding core 2; One is the administration chamber 11 of both ends open.The tract two ends sealing of embedding moulding core 2 can be avoided moulding core 2 to deviate from and cause damage to operator or patient.
Described administration chamber 11 length is greater than moulding core 2 length, and described soft tube 1 is set to soft administration chamber 11 medicine outlet away from end, pressure dosing device 3 one end.
Concrete, during use, this utility model is inserted in endotracheal tube, and soft administration chamber 11 medicine outlet of described soft tube 1 will expose from endotracheal tube tube chamber head end, and the moulding core 2 of hard can not stretch out endotracheal tube tube chamber head end simultaneously.Can not cover because of endotracheal tube tube wall after the ejection of such medicinal liquid and cause topical anesthesia failure, the drug delivery port exposing endotracheal tube tube chamber is soft material, and when avoiding tracheal intubation, the moulding core 2 of hard causes damage.It is the necessary prerequisite reaching " soft administration chamber 11 medicine outlet will expose from endotracheal tube tube chamber head end and the moulding core 2 of hard can not stretch out endotracheal tube tube chamber head end " that administration chamber 11 length is greater than moulding core 2 length.
When described pressure dosing device 3 is set to pressure dosing capsule, the sunken potential lacuna be close to for cyst wall of pressure dosing capsule blister cavities before infusion of medicine, after infusion of medicine, medicinal liquid is contained in the expansion of pressure dosing capsule elastic wall of microcapsule, and after medicinal liquid release, pressure dosing capsule can be restored to the potential lacuna that cyst wall is close to.Before infusion of medicine, pressure dosing capsule is not lacuna existence in fact, and after medicinal liquid release, pressure dosing capsule can restore completely.This structure makes the medicinal liquid in pressure dosing capsule flow out through administration chamber 11 completely, and after can not causing administration because of elastic wall of microcapsule elastic force deficiency, pressure dosing capsule inner liquid medicine remains.
Described pressure dosing device 3 also comprises pressure injector, arranges power spring in described pressure injector, and in pressure injector after aspiration medicinal liquid, power spring provides thrust to pressure injector inner push-rod; Pressure injector liquid outlet seals with described local anaesthesia delivery tube 2 and is communicated with, and pressure injector liquid outlet and described local anaesthesia delivery tube 2 are detachable connection.
Shirk pressure injector before anesthesia temporarily, overcome power spring elastic force effect suction local anesthetic solution and enter syringe.By the pressure injector liquid outlet having taken out medicinal liquid, by interface, temporary fixed to be connected to local anaesthesia delivery tube 2 tail end feeding opening 4 for subsequent use.Thrust bottom cylinder inner liquid medicine is provided to keep certain positive pressure pressure at power spring to pressure injector inner push-rod, when switch 6 is opened, the medicinal liquid in pressure injector provides through feeding opening 4, local anaesthesia delivery tube 2 and drug delivery port 3 and gets final product surface anesthesia under positive pressure pressure effect.This automatic chemical feeding device 5 itself can extract medicinal liquid, without the need to syringe of taking during use, is connected to local anaesthesia delivery tube 2 feeding opening 4 after only needing to use pressure injector aspiration medicinal liquid.
When described pressure dosing device 3 inner liquid medicine discharges from local anaesthesia spray medicine micropore 12 through administration chamber 11, medicinal liquid is vaporific ejection.
As shown in Figure 3: described moulding core 2 is the moulding body of blank pipe shape, be closely embedded in soft tube 1 and be tightly connected with two ends, administration chamber 11.Now, in the middle part of the moulding body of blank pipe shape, blank pipe is as the part in administration chamber 11, and two ends are tightly connected with soft tube 1 tube wall at two ends, administration chamber 11 respectively.
Described pressure dosing device 3 volume comprises 3ml-5ml, and when the cardiovascular response that usual throat airway surface anesthesia suppresses endotracheal tube to cause and cough reflex, 3ml-5ml local anaesthetics can be effective.Certainly, described pressure dosing device 3 volume can be greater than 5ml, and control dosage by anesthetist, when specifically using, in intubate, surface anesthesia repeats no more.
Meanwhile, this utility model is in art and postoperatively also can be used as vaporific spray delivery, and route of administration can be oral cavity, nasal cavity and air flue etc.
This utility model is inserted in endotracheal tube before tracheal intubation operation, and front end bends " J " shape be moulded in advance, is nested with at endotracheal tube inner chamber, and injects appropriate local anesthetic solution in pressure dosing device 3.Laryngoscope opens switch after exposing glottis, and described pressure dosing device 3 inner liquid medicine sprays medicine micropore 12 in atomized spray through administration chamber 11 by local anaesthesia under elastic wall of microcapsule restores pressure.Complete tracheal intubation simultaneously to patient's throat and epithelium healing surface anesthesia.Apply in Little operation Endotracheal Intubation Under General Anesthesia, alleviate the bad cardiovascular response that throat airway irritation caused because of endotracheal tube before extracting endotracheal tube after patient revives and choke and cough reflection, simple, safe and reliable.
Claims (10)
1. a local anaesthesia type tracheal intubation tube core, is characterized in that: comprise soft tube (1), moulding core (2) and pressure dosing device (3); Described moulding core (2) is embedded in soft tube (1); Arrange administration chamber (11) in described soft tube (1) to seal with pressure dosing device (3) and be communicated with.
2. local anaesthesia type tracheal intubation tube core according to claim 1, it is characterized in that: described administration chamber (11) runs through soft tube (1) major axis, described administration chamber (11) seals with pressure dosing device (3) medicine outlet in soft tube (1) end, one end and is communicated with, and described administration chamber (11) arranges multiple local anaesthesia spray medicine micropore (12) and forms medicine outlet in soft tube (1) other end end.
3. local anaesthesia type tracheal intubation tube core according to claim 1, it is characterized in that: described pressure dosing device (3) comprises pressure dosing capsule, pressure dosing capsule is set to elasticity blister cavities, blister cavities one end arranges pressure valve dosing mouth (31) for dosing in pressure dosing capsule, and the other end arranges medicine outlet (32) and seals with the administration chamber (11) in described soft tube (1) and be communicated with.
4. local anaesthesia type tracheal intubation tube core according to claim 1, is characterized in that: described soft tube (1) administration chamber (11) arranges switch (13) after being communicated with pressure dosing device (3).
5. local anaesthesia type tracheal intubation tube core according to claim 1, is characterized in that: described moulding core (2) embedding is arranged in the described administration chamber (11) in soft tube (1).
6. local anaesthesia type tracheal intubation tube core according to claim 1, is characterized in that: arrange the moulding chamber that closed at both ends runs through soft tube (1) major axis in described soft tube (1), and described moulding core (2) is embedded in moulding chamber.
7. local anaesthesia type tracheal intubation tube core according to claim 1, it is characterized in that: described administration chamber (11) length is greater than moulding core (2) length, and described soft tube (1) is set to soft administration chamber (11) medicine outlet away from pressure dosing device (3) end, one end.
8. local anaesthesia type tracheal intubation tube core according to claim 3, it is characterized in that: the sunken potential lacuna be close to for cyst wall of blister cavities before described pressure dosing medicine capsule injects, after infusion of medicine, medicinal liquid is contained in the expansion of pressure dosing device (3) elastic wall of microcapsule, and after medicinal liquid release, pressure dosing capsule can be restored to the potential lacuna that cyst wall is close to.
9. local anaesthesia type tracheal intubation tube core according to claim 2, is characterized in that: described pressure dosing device (3) inner liquid medicine is when administration chamber (11) discharge from local anaesthesia spray medicine micropore (12), and medicinal liquid is vaporific ejection.
10. local anaesthesia type tracheal intubation tube core according to claim 1, is characterized in that: described moulding core (2) is the moulding body of blank pipe shape, is closely embedded in soft tube (1) and is tightly connected with administration chamber (11) two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046380.2U CN204446882U (en) | 2015-01-22 | 2015-01-22 | Local anaesthesia type tracheal intubation tube core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046380.2U CN204446882U (en) | 2015-01-22 | 2015-01-22 | Local anaesthesia type tracheal intubation tube core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204446882U true CN204446882U (en) | 2015-07-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520046380.2U Expired - Fee Related CN204446882U (en) | 2015-01-22 | 2015-01-22 | Local anaesthesia type tracheal intubation tube core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204446882U (en) |
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2015
- 2015-01-22 CN CN201520046380.2U patent/CN204446882U/en not_active Expired - Fee Related
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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: 20150708 Termination date: 20160122 |
|
| EXPY | Termination of patent right or utility model |