CN212038530U - Nasal tracheal intubation guide with tube core - Google Patents
Nasal tracheal intubation guide with tube core Download PDFInfo
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- CN212038530U CN212038530U CN202020045916.XU CN202020045916U CN212038530U CN 212038530 U CN212038530 U CN 212038530U CN 202020045916 U CN202020045916 U CN 202020045916U CN 212038530 U CN212038530 U CN 212038530U
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Abstract
The utility model provides a nasal trachea cannula guider with a tube core, relating to the technical field of medical instruments. The guide includes: a guide tube, a tube core; the front end of the guide tube is provided with an opening, the side wall of the rear end is provided with a side hole, the tube core is inserted into the guide tube through the side hole, and the front end of the tube core is accommodated in the guide tube and is close to the opening. The embodiment of the utility model adopts the guide tube and the tube core as the guide device for the insertion of the tracheal cannula, and the direction of the guide tube is adjusted by the tube core in the process of the cannula, so that the guide tube with thin diameter can be easily inserted into the glottis, thereby improving the success rate of the cannula; in addition, the relatively thin guide tube of the tube diameter has very little damage to the patient, and the tube core is always contained in the guide tube in the process of intubation exploration, so that the plastic hard tube core can be prevented from damaging the patient.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to intranasal trachea cannula director of taking tube core.
Background
The trachea intubation operation is a technology for placing a special trachea intubation tube into a trachea through a glottis, and the technology can provide optimal conditions for smooth air passage, ventilation and oxygen supply, respiratory tract suction, prevention of aspiration and the like.
At present nasal trachea cannula operation often adopts the director to guide trachea cannula to put into the trachea to this success rate that improves the intubate also avoids using intubate pincers to guide trachea cannula among the intubate process, thereby alleviates the patient in the painful of intubate in-process.
However, the introducer in the prior art needs to be inserted into the trachea by probing the introducer with a hard tube core, or the endotracheal tube needs to be inserted into the patient together with the introducer for intubation exploration, and the endotracheal tube with a hard tube core or a relatively thick tube diameter inevitably damages the patient during the intubation exploration.
For example, patent No. CN200620151492.5 discloses an endotracheal intubation guide device, which has an improved intubation success rate, but needs to be probed and inserted into the trachea with a tube core with certain firmness exposing a guide tube, the tube core is withdrawn after being inserted into the trachea, the tube core is left in the patient, and the tube core with certain firmness inevitably causes injury in the patient.
For example, in the patent with application number CN200420032811.1, a combined endotracheal tube is provided, which improves the success rate of intubation, but the endotracheal tube is inserted into the patient along with the guiding tube and the tube core during intubation to perform intubation exploration, and the endotracheal tube has a relatively thick tube diameter, which may damage the patient during intubation exploration.
Disclosure of Invention
Technical problem to be solved
The utility model provides a to prior art not enough, the utility model provides a take intranasal trachea cannula guide of tube core has solved the problem that the guide can cause the damage to the patient at the intubate in-process.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a cannulated nasotracheal intubation introducer, said introducer comprising: a guide tube, a tube core; the front end of the guide tube is provided with an opening, the side wall of the rear end is provided with a side hole, the tube core is inserted into the guide tube through the side hole, and the front end of the tube core is accommodated in the guide tube and is close to the opening.
Preferably, the front end of the guide tube is provided with an air bag.
Preferably, the air bag is a high-volume low-pressure air bag.
Preferably, the guiding tube is further equipped with a connector, the side hole is provided as an interface matched with the connector, and the guiding tube is communicated with the breathing circuit through the connector.
Preferably, the side wall of the guide tube is provided with length scales, and the length scales are arranged between the opening and the side hole.
Preferably, the outer sleeve of the guide tube is provided with a tracheal cannula, the tracheal cannula is sleeved from the tail end of the guide tube, and the tracheal cannula is placed into the glottis along the guide of the guide tube.
(III) advantageous effects
The utility model provides a nasal trachea cannula guider with a tube core. Compared with the prior art, the method has the following beneficial effects:
the embodiment of the utility model provides an adopt guiding tube and tube core as the bullnose of trachea cannula jack, the direction of tube core adjustment guiding tube is passed through to the intubate in-process, can be easily insert the glottis with the guiding tube of thin pipe diameter, the relatively thin guiding tube of pipe diameter is very little to patient's damage, and the in-process of intubate exploration, and the tube core holds throughout in the guiding tube, can prevent that plastic type stereoplasm tube core from causing the damage to the patient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a guide according to an embodiment of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a schematic structural diagram of a guiding tube and a connector according to an embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The embodiment of the application solves the problem that the guider can cause damage to a patient in the process of intubation by providing the nasal endotracheal intubation guider with the tube core.
In order to solve the technical problems, the general idea of the embodiment of the application is as follows:
be different from prior art's trachea cannula operation of putting into, the embodiment of the utility model provides an adopt guiding tube and tube core as trachea cannula's director, wherein the external diameter of guiding tube is less than trachea cannula's internal diameter, and the tube core adopts plastic hard material.
The trachea cannula is placed in the steps as follows:
firstly, a guide tube is inserted to the upper part of an epiglottis in the oral cavity from a nasal cavity, then a tube core is inserted into the guide tube from a side hole at the rear end of the guide tube and extends to an opening close to the front end of the guide tube, the direction of the front end of the guide tube can be adjusted by holding the tail end of the tube core by hand, and the guide tube can be easily inserted into a glottis by matching with a visual field provided by a laryngoscope;
after the guide tube passes through the glottis, the tube core is drawn out, the tracheal cannula is sleeved in from the tail end of the guide tube, the tracheal cannula is inserted into the glottis along the guide tube, and then the guide tube is drawn out, so that the operation of placing the tracheal cannula can be completed.
The direction of the guide tube is adjusted through the tube core, so that the guide tube with a small diameter can be easily inserted into the glottis, and the success rate of intubation is improved; in addition, the relatively thin guide tube of the tube diameter has very little damage to the patient, and the tube core is always contained in the guide tube in the process of intubation exploration, so that the plastic hard tube core can be prevented from damaging the patient, intubation forceps are not needed to be used for adjustment, and the pain of the patient is relieved.
In addition, the guide tube of the conventional transnasal endotracheal tube guide can be used only for guiding the endotracheal tube, and does not have a function of being used as a temporary ventilation tube.
An endotracheal intubation guide such as that provided in patent application No. CN200620151492.5, except for the problems set forth in the background, has a guide tube that cannot be used as a temporary ventilation tube when the endotracheal tube is placed in an obstruction.
In addition to the problems set forth in the background, a combination endotracheal tube as provided in CN200420032811.1, the guide tube of which cannot be used as a temporary ventilation tube, resulting in the combination endotracheal tube not performing well in the face of emergency situations.
In the embodiment of the application, the front end of the guide tube of the nasal endotracheal intubation guider is provided with the high-volume low-pressure air bag, the side hole of the tube core is arranged at the rear end of the guide tube and is designed to be connected with a breathing loop connector and be provided with a connector, the guide tube can be used as a temporary ventilation catheter when the intubation is not smooth, and the practicability is high.
It should be noted that, in the embodiment of the present application, the guiding tube and the tube core of the guiding device for the nasal endotracheal tube are low cost disposable articles, and are different from the intubating forceps, repeated disinfection is not required, and cross infection caused by the operation is avoided.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Example (b):
as shown in fig. 1 and 2, the embodiment of the present invention provides a transnasal endotracheal intubation guide with a tube core, which includes: guide tube 10, tube core 20; the front end of the guide tube 10 is provided with an opening 11, the side wall of the rear end is provided with a side hole 12, the tube core 20 is made of plastic hard material, the tube core 20 is inserted into the guide tube 10 through the side hole 12, and the front end of the tube core 20 is accommodated in the guide tube 10 and is close to the opening 11; the direction of the front end of the guiding tube can be adjusted by holding the tail end of the tube core, and the guiding tube can be easily inserted into a glottis by matching with the visual field provided by a laryngoscope; the guide tube 10 with relatively thin aperture has little damage to the nasal cavity, and when the tube core 20 is embedded in the guide tube 10, the plastic hard tube core can be prevented from damaging the nasal cavity.
The distance between the side hole 12 and the opening 11 is set to be 25-35 cm, so that when the opening 11 enters the glottis, the side hole 12 is still located outside the nasal cavity.
As shown in fig. 1 and 3, an airbag 14 is provided at the distal end of the guide tube 10.
The bladder 14 is a high volume, low pressure bladder.
As shown in fig. 3, the guide tube 10 is further equipped with a connector 15, the side hole 12 is provided as a mating interface with the connector 15 so that the guide tube 10 can communicate with the breathing circuit through the connector 15, and the balloon 14, the side hole 12 and the connector 15 are provided so that the guide tube 10 can be used as a temporary airway tube when the endotracheal tube is placed in a distress.
As shown in fig. 2, a length scale 13 is disposed on the side wall of the guide tube 10, and the length scale 13 is disposed between the opening 11 and the side hole 12, so that a doctor can conveniently grasp the depth of the guide tube 10 inserted into the patient, and help to insert the guide tube 10 into the glottis.
The outer sleeve of the guide tube 10 is provided with a tracheal cannula which is sleeved from the tail end of the guide tube 10 and is arranged in the glottis along the guide of the guide tube 10.
To sum up, compare with prior art, the utility model discloses possess following beneficial effect:
1. the embodiment of the utility model provides an adopt guiding tube and tube core as trachea cannula's director, the direction of tube core adjustment guiding tube is passed through to the intubate in-process, can be easily insert the glottis with the guiding tube of thin pipe diameter, the relatively thin guiding tube of pipe diameter is very little to patient's damage, and the in-process of intubate exploration, and the tube core holds throughout in the guiding tube, can prevent that plastic type stereoplasm tube core from causing the damage to the patient.
2. The front end of guiding tube is provided with the gasbag, and the side opening has been seted up to the rear end lateral wall of guiding tube, and the side opening sets up to interface with connector assorted for the guiding tube can pass through connector and breathing circuit intercommunication, puts into at trachea cannula and meets when hindering, and the setting up of gasbag, side opening and connector makes the guiding tube except that the relative trachea cannula of pipe diameter is thin, possess all functions that trachea cannula should possess, can regard as the pipe use of ventilating temporarily.
3. The guide tube and the tube core are disposable articles with low cost, are different from intubating forceps, do not need to be disinfected repeatedly, and avoid cross infection caused by improper disinfection.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. A cannulated nasotracheal intubation introducer, said introducer comprising: the guide tube comprises a guide tube (10) and a tube core (20), and is characterized in that an opening (11) is formed in the front end of the guide tube (10), a side hole (12) is formed in the side wall of the rear end of the guide tube, the tube core (20) is inserted into the guide tube (10) through the side hole (12), and the front end of the tube core (20) is accommodated in the guide tube (10) and is close to the opening (11).
2. A cannulated nasotracheal tube introducer as claimed in claim 1, wherein the leading end of the guide tube (10) is provided with a balloon (14).
3. A cannulated nasotracheal tube introducer as claimed in claim 2, wherein said balloon (14) is a high volume low pressure balloon.
4. A cannulated nasotracheal tube introducer as claimed in claim 1, wherein the guide tube (10) is further equipped with a connector (15), the side hole (12) being provided as a mating interface with the connector (15), the guide tube (10) communicating with the breathing circuit through the connector (15).
5. A cannulated nasotracheal tube introducer as claimed in claim 1, wherein a length scale (13) is provided on the side wall of the guide tube (10), the length scale (13) being provided between the opening (11) and the side hole (12).
6. A transnasal tracheal intubation guide with a tube core according to any one of claims 1 to 5, wherein a tracheal intubation is sleeved outside the guide tube (10), and the tracheal intubation is sleeved from the tail end of the guide tube (10) and is placed into the glottis along the guide of the guide tube (10).
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CN202020045916.XU CN212038530U (en) | 2020-01-09 | 2020-01-09 | Nasal tracheal intubation guide with tube core |
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CN202020045916.XU CN212038530U (en) | 2020-01-09 | 2020-01-09 | Nasal tracheal intubation guide with tube core |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112717246A (en) * | 2020-12-25 | 2021-04-30 | 广东省妇幼保健院 | Selective bronchial intubation device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112717246A (en) * | 2020-12-25 | 2021-04-30 | 广东省妇幼保健院 | Selective bronchial intubation device |
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