CN208447636U - Water injection conduit in ultrasonic examination air flue Special endotracheal tube - Google Patents
Water injection conduit in ultrasonic examination air flue Special endotracheal tube Download PDFInfo
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- CN208447636U CN208447636U CN201721024225.6U CN201721024225U CN208447636U CN 208447636 U CN208447636 U CN 208447636U CN 201721024225 U CN201721024225 U CN 201721024225U CN 208447636 U CN208447636 U CN 208447636U
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- tracheal catheter
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Abstract
The utility model relates to water injection conduit in a kind of ultrasonic examination air flue Special endotracheal tube, which includes: tracheal catheter, cuff for endotracheal catheter, water filling emulsion tube；Tracheal catheter is inserted into patient airway, and outside is enclosed with cuff for endotracheal catheter；It fills the water in emulsion tube insertion tracheal catheter.The utility model passes through the saline injection in cuff for endotracheal catheter, and the insertion water filling emulsion tube in tracheal catheter, avoid decaying of the ultrasonic signal after tracheal catheter, the ultrasonic image of patient's tracheae surrounding structure after trachea cannula can clearly be showed, for application ultrasonic technique in real time, dynamic observation air flue and structures surrounding variation provide effective technological means.
Description
Technical field
The utility model relates to air flue ultrasound fields more particularly to a kind of dedicated tracheae of ultrasonic examination air flue to lead
Water injection conduit in managing.
Background technique
Perioperative airway management is directly related to the life security of operation patients and lapses to, and is it in the weight of anesthesia management
Weight.Although having formulated corresponding administration guide and process both at home and abroad, so far, closing in severe complication in narcotic phase still has
Up to 50% case is improper caused by airway management.Perioperative airway management level how is improved, the death rate is reduced, subtracts
Few complication of anesthesia, is still significant problem in the urgent need to address.
After experience operation and anesthesia, dynamic change will occur for air flue.Postoperative airway problems can be divided into two classes: 1. anesthesia
And the normal air flue of operation consent evolves into difficult airway after surgery；2. preoperative difficult airway develops into increasingly complex difficult airway.
No matter there is which kind of above-mentioned situation, includes merely classical clinic " leakage test " with physical inspection, be difficult to air flue itself
And structures surrounding changes and its degree progress is objective, dynamically checks and assesses, so as to cause the subjective judgement to air flue
Deviation is generated between actual conditions, and thus causes a series of critical incidents.
Although nuclear-magnetism inspection can clearly show air flue and structures surrounding, because of the patient of postoperative indwelling tracheal catheter
Transhipment is inconvenient, therefore clinically general by clapping X-ray film auxiliary port assessment by bed.Currently, assessing airway tone by x-ray plain film
Still it is lack of pertinence the feature that research, especially x-ray inspection image tracheae under bottleneck throat and glottis and surrounding soft tissue structures
Property and clarity etc. still lack system research.Meanwhile x-ray inspection, there are ray exposure, when operation, needs dept. of radiology professional
It assists, cannot accomplish the defects of checking at once.Therefore, a kind of air flue that is simple and easy to do, objective and accurate, can operating by bed is found to comment
Method is estimated, to instruct the management of complicated air flue extremely urgent.
Ultrasound is noninvasive, real-time, quick, portable because having the advantages that, especially compared with the protrusion of x-ray in terms of soft tissue imaging
Advantage has obtained extensive promotion and application in perioperative in recent years.Can also it cause using the management of ultrasonic technique auxiliary port
It pays high attention to, but because tracheae is gassiness cavity, probe is placed before tracheae, ultrasonic wave is obviously decayed after encountering air, cannot
Show tracheae posterior tissue structure；It places and pops one's head in neck side, and the blocking by bony structures such as transverse process of cervical vertebra, it can not
It shows tracheae and its surrounding structure, thus greatly limits application value of the ultrasound in terms of air flue assessment.It is related at present to surpass
Sound is limited only to for the research of airway management to glottis and its top institutional framework (variation of vocal cord movement amplitude and glottis week
Closed structure) measure, judge tracheal catheter position, instruct thyrocricocentesis etc., lack and ultrasound is used for perioperative gas
Road and its system of structures surrounding dynamic evaluation comprehensively and are directed to Journal of Sex Research.How by technological means optimize air flue and
The ultrasonoscopy of its structures surrounding becomes the key that this technology is applied to airway management by success.
Utility model content
In view of above-mentioned analysis, the utility model is intended to provide a kind of interior fill the water of ultrasonic examination air flue Special endotracheal tube and leads
Pipe, can not embody the institutional framework on rear side of tracheal catheter when solving the problems, such as ultrasonic examination air flue.
The utility model is achieved through the following technical solutions:
Water injection conduit in a kind of ultrasonic examination air flue Special endotracheal tube, the water injection conduit include: that tracheal catheter, tracheae are led
Pipe sleeve capsule, water filling emulsion tube；
Cuff for endotracheal catheter is enclosed on the outside of tracheal catheter；
It fills the water in emulsion tube insertion tracheal catheter.
Saline injection in cuff for endotracheal catheter, and be that double-layer structure, inner hollow, and top are equipped with water injection pipe；
Physiological saline is injected by water injection pipe in the hollow structure of cuff for endotracheal catheter.
Bag pressure after cuff for endotracheal catheter saline injection is 10mm mercury column；The concentration of physiological saline is 0.9%.
It is coated with couplant between cuff for endotracheal catheter and tracheal catheter, makes the internal layer and tracheal catheter of cuff for endotracheal catheter
Tube wall fits closely.
The top of tracheal catheter is equipped with connection socket, fills the water emulsion tube by connection socket and is inserted into tracheal catheter.
The outer wall of water filling emulsion tube is bonded with the inner wall of tracheal catheter；
The top of water filling emulsion tube is connect with syringe, and the end of bottom is shut.
The diameter of tracheal catheter meets:
Wherein, D is the diameter of tracheal catheter, and AGE is the age of patient.
The utility model has the beneficial effect that:
The utility model is by the saline injection in cuff for endotracheal catheter, and the insertion water filling latex in tracheal catheter
Pipe, avoids decaying of the ultrasonic signal after tracheal catheter, can clearly show after trachea cannula around patient's tracheae
The ultrasonic image of structure provides effectively for real-time, the dynamic observation air flue using ultrasonic technique and structures surrounding variation
Technological means.
Other feature and advantage of the utility model will illustrate in the following description, also, partial feature and excellent
Point as will become apparent from the description, or and implementing the utility model understands.The purpose of this utility model and other
Advantage can be achieved and obtained by structure specifically indicated in the written description, claims, and drawings.
Detailed description of the invention
Attached drawing is only used for showing the purpose of specific embodiment, and is not considered as limitations of the present invention, entire
In attached drawing, identical reference symbol indicates identical component.
Fig. 1 is a kind of structural schematic diagram of water injection conduit in ultrasonic examination air flue Special endotracheal tube；
In figure: 1- cuff for endotracheal catheter, 2- tracheal catheter, 3- fill the water emulsion tube, 4- tracheae.
Specific embodiment
Specifically describe the preferred embodiment of the utility model with reference to the accompanying drawing, wherein attached drawing constitutes the application one
Point, and be used to illustrate the principles of the present invention together with the embodiments of the present invention.
As shown in Figure 1, water injection conduit in a kind of ultrasonic examination air flue Special endotracheal tube, the water injection conduit include: tracheae
Conduit 2, cuff for endotracheal catheter 1, water filling emulsion tube 3；
Tracheal catheter 2 is inserted in patient airway 4, and outside is enclosed with cuff for endotracheal catheter 1；
Emulsion tube 3 is filled the water to be inserted into tracheal catheter 2.
Saline injection in cuff for endotracheal catheter 1, and be that double-layer structure, inner hollow, and top are equipped with water injection pipe；
Physiological saline is injected by water injection pipe in the hollow structure of cuff for endotracheal catheter 1.
Bag pressure after 1 saline injection of cuff for endotracheal catheter is 10mm mercury column；The concentration of physiological saline is 0.9%.
It is coated with couplant between cuff for endotracheal catheter 1 and tracheal catheter 2, when 1 saline injection of cuff for endotracheal catheter
Afterwards, the internal layer of cuff for endotracheal catheter 1 and the tube wall of tracheal catheter 2 fit closely, the outer layer of cuff for endotracheal catheter 1 and the gas of patient
Pipe 4 is bonded.
The top of tracheal catheter 2 is equipped with connection socket, and water filling emulsion tube 3 is inserted into tracheal catheter 2 by connection socket.
The outer wall of water filling emulsion tube 3 is bonded with the inner wall of tracheal catheter 2；
The top of water filling emulsion tube 3 is connect with syringe, and physiological saline is injected water filling emulsion tube 3, bottom by syringe
The end in portion is shut, and prevents the physiological saline of injection from entering patient airway 4.
The tube wall of cuff for endotracheal catheter 1 and tracheal catheter 2 fits closely and fills the water the outer wall and tracheal catheter 2 of emulsion tube 3
Inner wall fitting, and the saline injection in cuff for endotracheal catheter 1, water filling emulsion tube 3, effect are to make in entire conduit to the greatest extent
Measure it is few be mixed into air, obviously decay after avoiding ultrasonic wave from encountering air, so that the institutional framework on rear side of air flue be allow to pass through
Ultrasound inspection displays.
The diameter of tracheal catheter 2 meets:
Wherein, D is the diameter (unit mm) of tracheal catheter 2, and AGE is the age (one full year of life) of patient.In view of tracheal catheter
Cuff 1 there are hollow structures, it is therefore desirable to the diameter of tracheal catheter 2 is defined, diameter is excessive to will lead to patient's discomfort,
The tracheae 4 of patient can be damaged when serious, diameter is too small to will lead to the slippage of tracheal catheter 2；Further, since patient age difference tracheae
4 thickness is also different, it is therefore desirable to which the diameter that tracheal catheter 2 is adjusted according to the age of patient is led using the tracheae of different model
Pipe 2.
Embodiment
Certain patient is handled using the utility model, and carries out the ultrasonic examination of certain 35 years old patient airway.
ThroughCalculate the diameter for the tracheal catheter 2 that 35 years old patient uses
For 7mm.
Now tracheal catheter 2 is implanted into patient airway together together with cuff for endotracheal catheter 1；Pass through cuff for endotracheal catheter 1
Physiological saline is injected cuff for endotracheal catheter 1 and fits closely cuff for endotracheal catheter 1 and the tube wall of tracheal catheter 2 by water injection pipe；
Emulsion tube 3 will be filled the water, tracheal catheter 2 is inserted by connection socket, and physiological saline is injected into water filling emulsion tube 3, and complete ultrasonic inspection
The preparation process looked into.
By position of the probe placement of ultrasonic examination on front side of patient's neck, corresponding tracheae, the air flue of patient is surpassed
Acoustic inspection obtains ultrasonic image, compares the ultrasonic image that the utility model is not used, it can be clearly seen that: it is practical new using this
After type, the 4 rear side institutional framework of tracheae of patient, including tracheae rear wall and C5-C7 anterior margin of vertebral body, it can be significantly in ultrasonic image
In embody.When the utility model progress ultrasonic examination is not used, ultrasonic wave makes due to passing through the air in tracheal catheter 2
It obtains signal and biggish decaying occurs, therefore can not clearly obtain the institutional framework of 4 rear side of tracheae；It is carried out using the utility model
When ultrasonic examination, since saline injection, the attenuating of ultrasonic wave are big in cuff for endotracheal catheter and water filling emulsion tube
It is big to weaken, influence of the gas to ultrasonoscopy inside and outside tracheal catheter is eliminated, therefore after clearly capable of showing trachea cannula
The ultrasonic image of patient levels' tracheae surrounding structure.
It is led in conclusion the utility model embodiment provides a kind of interior fill the water of ultrasonic examination air flue Special endotracheal tube
Pipe, by the saline injection in cuff for endotracheal catheter, and the insertion water filling emulsion tube in tracheal catheter, avoid ultrasonic letter
Decaying number after tracheal catheter, can clearly show the ultrasonic image of patient's tracheae surrounding structure after trachea cannula,
Effective technological means is provided for real-time, the dynamic observation air flue using ultrasonic technique and structures surrounding variation.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.
Claims (6)
1. water injection conduit in a kind of ultrasonic examination air flue Special endotracheal tube, which is characterized in that the water injection conduit includes: that tracheae is led
Manage (2), cuff for endotracheal catheter (1), water filling emulsion tube (3)；
The cuff for endotracheal catheter (1) is enclosed on the outside of the tracheal catheter (2)；
The water filling emulsion tube (3) is inserted into the tracheal catheter (2)；
The diameter of the tracheal catheter (2) meets:
Wherein, D is the diameter of the tracheal catheter (2), and AGE is the age of patient.
2. water injection conduit according to claim 1, which is characterized in that the cuff for endotracheal catheter (1) is double-layer structure, interior
Portion is hollow, and top is equipped with water injection pipe；
Physiological saline is injected by the water injection pipe in the hollow structure of the cuff for endotracheal catheter (1).
3. water injection conduit according to claim 2, which is characterized in that cuff for endotracheal catheter (1) saline injection
Bag pressure afterwards is 10mm mercury column.
4. water injection conduit according to claim 3, which is characterized in that the cuff for endotracheal catheter (1) and tracheal catheter (2)
Between be coated with couplant, fit closely the internal layer of the cuff for endotracheal catheter (1) and the tube wall of tracheal catheter (2).
5. water injection conduit according to claim 1, which is characterized in that the top of the tracheal catheter (2) is equipped with connection and inserts
Mouthful, the water filling emulsion tube (3) is inserted into the tracheal catheter (2) by the connection socket.
6. water injection conduit according to claim 5, which is characterized in that the outer wall and the gas of water filling emulsion tube (3)
The inner wall of pipe conduit (2) is bonded；
The top of water filling emulsion tube (3) is connect with syringe, and the end of bottom is shut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721024225.6U CN208447636U (en) | 2017-08-16 | 2017-08-16 | Water injection conduit in ultrasonic examination air flue Special endotracheal tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721024225.6U CN208447636U (en) | 2017-08-16 | 2017-08-16 | Water injection conduit in ultrasonic examination air flue Special endotracheal tube |
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| Publication Number | Publication Date |
|---|---|
| CN208447636U true CN208447636U (en) | 2019-02-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112914782A (en) * | 2021-01-20 | 2021-06-08 | 北京大学第三医院（北京大学第三临床医学院） | Continuous micro-perfusion catheter for esophageal mucosa |
-
2017
- 2017-08-16 CN CN201721024225.6U patent/CN208447636U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112914782A (en) * | 2021-01-20 | 2021-06-08 | 北京大学第三医院（北京大学第三临床医学院） | Continuous micro-perfusion catheter for esophageal mucosa |
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