CN206837211U - Multi-functional nasopharyngeal air duct - Google Patents

Multi-functional nasopharyngeal air duct Download PDF

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Publication number
CN206837211U
CN206837211U CN201621365582.4U CN201621365582U CN206837211U CN 206837211 U CN206837211 U CN 206837211U CN 201621365582 U CN201621365582 U CN 201621365582U CN 206837211 U CN206837211 U CN 206837211U
Authority
CN
China
Prior art keywords
air duct
nasopharyngeal air
nasopharyngeal
duct body
tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201621365582.4U
Other languages
Chinese (zh)
Inventor
周俊
高宏
杨承祥
王军
仲吉英
王汉兵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
First Peoples Hospital of Foshan
Original Assignee
First Peoples Hospital of Foshan
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by First Peoples Hospital of Foshan filed Critical First Peoples Hospital of Foshan
Priority to CN201621365582.4U priority Critical patent/CN206837211U/en
Application granted granted Critical
Publication of CN206837211U publication Critical patent/CN206837211U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

It the utility model is related to a kind of nasopharyngeal air duct, especially a kind of multi-functional nasopharyngeal air duct, for Intravenous Anesthesia or it is upper breathing obstruction patient airway open, including nasopharyngeal air duct body, be arranged on the breathing interface of nasopharyngeal air duct body tail end, be arranged on the fixation balloon in nasopharyngeal air duct body stage casing, be arranged on nasopharyngeal air duct body tail end nasal obstruction and setting the intrinsic interior siphunculus of nasopharyngeal air duct.The utility model is inserted in the nasal cavity of patient side, blocks opposite side nostril, and Breathing Suppotion is done by breathing interface connection breathing function;Can form bulge air bag in choana after being inflated to fixation balloon prevents the displacement abjection of nasopharyngeal air duct body;Patient can be monitored by interior siphunculus and breathe out air carbon dioxide partial pressure or upper respiratory tract oxygen uptake.Its is simple in construction, practical, and effect is good, securely and reliably.

Description

Multi-functional nasopharyngeal air duct
Technical field
A kind of nasopharyngeal air duct is the utility model is related to, especially a kind of multi-functional nasopharyngeal air duct, belongs to medicine equipment Technical field.
Background technology
It is usual respiratory tract when the generation glossoptosis energy upper respiratory tract is not smooth during Intravenous Anesthesia, ensures breath function due Gas exchanges, length need intranasal to insert nasopharyngeal air duct.When the upper respiratory tract is not smooth after intubation and general anaesthesia tube drawing, also often adopt Ensure patient respiratory with nasopharyngeal air duct is inserted.
Current nasopharyngeal air duct is only capable of providing an air supply channel, and function is poor, it is impossible to meets that Clinical practice nasopharynx leads to Air flue fixation simultaneously, oxygen uptake, monitoring expiration situation, Breathing Suppotion can more higher demands.
The content of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of multi-functional nasopharyngeal air duct, It can be used for through the oxygen uptake of nasopharyngeal air duct inner chamber, capnograph Monitored anesthesia patient expiration end gas concentration lwevel can be connected Or patient's spontaneous breathing state is monitored, fixation can be played to nasopharyngeal air duct, better simply Breathing Suppotion, its structure can be provided Simply, cost is cheap, esy to use, safe and reliable.
According to technical scheme provided by the utility model, the multi-functional nasopharyngeal air duct, including nasopharyngeal air duct body With the interior siphunculus being embedded in nasopharyngeal air duct body tube wall, the interior siphunculus head end goes out nasopharyngeal air duct body head end inside tube Wall connection sets free pipe.The free pipe is located at nasopharyngeal air duct chamber body and free tube head end sets some inner openings to refer to To nasopharyngeal air duct body head end.Interior siphunculus tail end goes out tube wall connection on the outside of nasopharyngeal air duct body tail end and sets inner connection tube, Inner connection tube tail end connects mouth in setting.
Tube wall on the outside of mouth is connected in described to match with carbon dioxide sampling tube cavity.
Connected in described mouth nearby set can seal in connect the cock body or lid of mouth.
The inner connection tube sets the switch of energy Temporarily Closed inner connection tube.
The nasopharyngeal air duct body tail end connection sets breathing interface, with threaded pipe of breathing machine Breathing Suppotion interface Match somebody with somebody.And it is provided for blocking the nasal obstruction body in patient side nostril near nasopharyngeal air duct body.
The nasopharyngeal air duct body corresponds to patient's choana cavity interior position and sets fixation balloon, and connects fixation balloon Gas tube is set in nasopharyngeal air duct body, and gas tube sets outer gas tube in the connection of nasopharyngeal air duct body endpiece, filled outside The connection of tracheae tail end sets pressure experience air bag, and connection pressure experience air bag sets pressure valve inflation inlet.
The advantages of the utility model:Nasopharyngeal air duct body, which is provided with interior siphunculus, can be used to inhale through nasopharyngeal air duct inner chamber Oxygen, monitoring end expiratorycarbon dioxide, fixation balloon, which are set, can play fixation, the setting breathing of nasopharyngeal air duct tail end connects Mouthful, connection breathing function does Breathing Suppotion after blocking opposite side nasal cavity with cock body, simple in construction, convenient to implement, securely and reliably.
Brief description of the drawings
Fig. 1 is the utility model schematic diagram.
Fig. 2 is the utility model another kind embodiment schematic diagram.
Fig. 3 is the utility model another embodiment schematic diagram.
Description of reference numerals:Siphunculus in 1- nasopharyngeal air ducts body, 2-, 21- dissociate pipe, logical in 22- inner connection tubes, 23- Interface, 3- breathings interface, 4- nasal obstructions body, 5- fixation balloons, 51- gas tubes, 52- outer gas tube, 53- pressure experiences air bag, 54- Pressure valve inflation inlet.
Embodiment
With reference to specific drawings and examples, the utility model is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, a kind of multi-functional nasopharyngeal air duct, through side nose cut outs along nose during use Pharynx passage is inserted, until oral area reaches patient's glottis opening.Including nasopharyngeal air duct body 1 and it is embedded in nasopharyngeal air duct sheet Interior siphunculus 2 in the tube wall of body 1, the interior head end of siphunculus 2 go out tube wall connection on the inside of the head end of nasopharyngeal air duct body 1 and set free pipe 21.The free pipe 21 is located at the inner chamber of nasopharyngeal air duct body 1 and the free head end of pipe 21 sets some inner openings 20 to point to nasopharynx The head end of airway body 1.The interior tail end of siphunculus 2 goes out tube wall connection on the outside of the tail end of nasopharyngeal air duct body 1 and sets inner connection tube 22, interior The tail end of connecting tube 22 connects mouth 23 in setting.
The free pipe 21 is the quality body stronger compared with hard toughness, is preferably provided in the inner chamber of nasopharyngeal air duct body 1 The centre position in portion section, the front end tube chamber of the free pipe 21 is preferably parallel with the inner chamber of nasopharyngeal air duct body 1, described Inner opening 20 points to the head end of nasopharyngeal air duct body 1.In this way, when by it is interior connect mouth 23 to the intracavitary of nasopharyngeal air duct body 1 to During medicine, medicine can quickly enter air flue;When it is interior connect mouth 23 and connect capnograph when, positioned at tube chamber center towards nasopharynx The inner opening 20 of the head end of airway body 1 can gather patient expiration end gas sample rapidly, so as to be made to patient respiratory state Judge;When patient's autonomous respiration, mouth 23 can be also connected inside and connects oxygen hose, realizes the oxygen uptake of patient airway deep, oxygen uptake effect Fruit is splendid.
The outside tube wall of mouth 23 is connected in described to match with carbon dioxide sampling tube cavity.It is easy to connect carbon dioxide sampling pipe Complete end-expiratory carbon dioxide monitoring.When needing oxygen uptake, Oxygen tube can be also engaged in connect mouth 23, you can conveniently realize gas The oxygen uptake of road deep, oxygen uptake effect are good.
It is necessary, of course, to, the switch that can close inner connection tube 22 is set in inner connection tube 22, or connects the interface of mouth 23 inside The cock body or lid that mouth 23 is connected in sealing nearby are set.When without using interior siphunculus 2, can close in siphunculus 2, to a certain degree On be avoided that tracheal catheter body 1 ventilate when gas leakage.
As shown in Figures 2 and 3, the tail end of nasopharyngeal air duct body 1 connection sets breathing interface 3, with respirator screw Pipe Breathing Suppotion Interface Matching.And it is provided for blocking the nasal obstruction body 4 in patient side nostril near nasopharyngeal air duct body 1.
When patient because tongue body excessively it is loose block the upper respiratory tract and cause breathing to be obstructed after, through side nostril by the utility model Glottis mouth is inserted into, respirator screw pipeline can be connected in the breathing interface 3 of the tail end of nasopharyngeal air duct body 1, implement breathing machinery Ventilation, nasopharyngeal air duct body 1 play a part of breather line.Now, loose tongue body, which serves, blocks oral cavity position crack Effect, be avoided that gas direct oral cavity portion leak.But breathing path seal now is very poor, because pharyngolaryngeal cavity and opposite side nose Hole connects, and gas can quickly escape through opposite side nostril.It is artificial to establish if nasal obstruction body 4 is blocked at opposite side nose cut outs Breathing path seal greatly increase, the effect of mechanical ventilation will be more preferable.But it should be noted that:Implement moisture during mechanical ventilation Amount and airway pressure are unsuitable excessive, and otherwise gas is easily accessible in patient's gastral cavity, and vomiting may be caused to backflow by mistake and inhaled, cause bad thing Part.
As shown in figure 3, the corresponding patient's choana cavity interior position of nasopharyngeal air duct body 1 sets fixation balloon 5, and Connect fixation balloon 5 and gas tube 51 is set in nasopharyngeal air duct body 1, gas tube 51 connects in the endpiece of nasopharyngeal air duct body 1 Logical to set outer gas tube 52, the outer tail end of gas tube 52 connection sets pressure experience air bag 53, and connection pressure experience air bag 53 is set Pressure valve inflation inlet 54.
The nasopharyngeal air duct body 1 is inserted in patient's nasopharynx passage, patient choked because discomfort might have cough action, or Vomiting acts, and with the action of this resistance, nasopharyngeal air duct body 1 can slowly skid off nasal cavity cavity.In nasopharyngeal air duct sheet The corresponding patient's choana cavity interior position of body 1 sets fixation balloon 5, passes through the gas tube 51, outer gas tube 52 and pressure of connection Valve inflation inlet 54 can be filled with gas to the fixation balloon 5 for inserting the nasopharyngeal air duct body 1 in patient's nasopharynx passage, and glutted consolidates Determine the aperture that the volume of air bag 5 is far longer than nasal cavity choana, fixation can be played to nasopharyngeal air duct body 1.And feeling of stress Connected by air bag 53 with fixation balloon 5, pressure is identical, can be to fixation balloon 5 by experiencing the pressure of pressure experience air bag 53 Gas pressure judges.Meanwhile fixation balloon 5 be filled with gas after can be to the gap in around nasopharyngeal air duct body 1 and oral cavity Plugging action is played, further enhances seal when nasopharyngeal air duct body 1 implements mechanical ventilation.
In a word, the utility model can be inhaled by setting interior siphunculus 2 in nasopharyngeal air duct body 1 through nasopharyngeal air duct inner chamber Oxygen, capnograph monitoring patient expiration end gas concentration lwevel can be connected;Set and exhale in the afterbody of nasopharyngeal air duct body 1 Suction mouth 3, lung ventilator can be connected, coordinate nasal obstruction body 4 to block other side nostril, Breathing Suppotion can be implemented to patient;By solid Fixation can be played by determining air bag 5, while can also strengthen the seal of mechanical ventilation.Its is simple in construction, and cost is cheap, user Just, securely and reliably.

Claims (5)

1. a kind of multi-functional nasopharyngeal air duct, it is characterized in that:Including nasopharyngeal air duct body (1) and it is embedded in nasopharyngeal air duct sheet Interior siphunculus (2) in body (1) tube wall, interior siphunculus (2) head end go out tube wall connection on the inside of nasopharyngeal air duct body (1) head end and set Put free pipe (21);The free pipe (21) is located at nasopharyngeal air duct body (1) inner chamber, and free pipe (21) head end setting is some Inner opening (20) points to nasopharyngeal air duct body (1) head end;Interior siphunculus (2) tail end goes out on the outside of nasopharyngeal air duct body (1) tail end Tube wall connection sets inner connection tube (22), and mouth (23) is connected in the setting of inner connection tube (22) tail end;
The corresponding patient's choana cavity interior position of the nasopharyngeal air duct body (1) sets fixation balloon (5), and connects fixed gas Capsule (5) sets gas tube (51) in nasopharyngeal air duct body (1), and gas tube (51) connects in nasopharyngeal air duct body (1) endpiece Logical to set outer gas tube (52), outer gas tube (52) tail end connection sets pressure experience air bag (53), connects pressure experience air bag (53) pressure valve inflation inlet (54) is set.
2. multi-functional nasopharyngeal air duct according to claim 1, it is characterized in that:Connected in described on the outside of mouth (23) tube wall with Carbon dioxide sampling tube cavity matching.
3. multi-functional nasopharyngeal air duct according to claim 1, it is characterized in that:Mouth (23) is connected in described, and energy is nearby set The cock body or lid of mouth (23) are connected in sealing.
4. multi-functional nasopharyngeal air duct according to claim 1, it is characterized in that:The inner connection tube (22) is set can be interim Close the switch of inner connection tube (22).
5. multi-functional nasopharyngeal air duct according to claim 1, it is characterized in that:Nasopharyngeal air duct body (1) tail end Connection sets breathing interface (3), with threaded pipe of breathing machine Breathing Suppotion Interface Matching;And near nasopharyngeal air duct body (1) It is provided for blocking the nasal obstruction body (4) in patient side nostril.
CN201621365582.4U 2016-12-13 2016-12-13 Multi-functional nasopharyngeal air duct Expired - Fee Related CN206837211U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621365582.4U CN206837211U (en) 2016-12-13 2016-12-13 Multi-functional nasopharyngeal air duct

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621365582.4U CN206837211U (en) 2016-12-13 2016-12-13 Multi-functional nasopharyngeal air duct

Publications (1)

Publication Number Publication Date
CN206837211U true CN206837211U (en) 2018-01-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621365582.4U Expired - Fee Related CN206837211U (en) 2016-12-13 2016-12-13 Multi-functional nasopharyngeal air duct

Country Status (1)

Country Link
CN (1) CN206837211U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108420461A (en) * 2018-03-30 2018-08-21 中国人民解放军第四军医大学 A kind of nasopharynx gas sampler

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108420461A (en) * 2018-03-30 2018-08-21 中国人民解放军第四军医大学 A kind of nasopharynx gas sampler

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180105

Termination date: 20181213