CN208525606U - Expansion support type nasopharynx air duct - Google Patents
Expansion support type nasopharynx air duct Download PDFInfo
- Publication number
- CN208525606U CN208525606U CN201721168374.XU CN201721168374U CN208525606U CN 208525606 U CN208525606 U CN 208525606U CN 201721168374 U CN201721168374 U CN 201721168374U CN 208525606 U CN208525606 U CN 208525606U
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- CN
- China
- Prior art keywords
- tube body
- guide tube
- air duct
- airway
- air guide
- 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
Links
- 210000001989 nasopharynx Anatomy 0.000 title abstract 2
- 210000003800 pharynx Anatomy 0.000 claims abstract description 24
- 210000001331 nose Anatomy 0.000 claims abstract description 16
- 210000003928 nasal cavity Anatomy 0.000 claims abstract description 13
- 210000002850 nasal mucosa Anatomy 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 230000023597 hemostasis Effects 0.000 claims abstract description 7
- 210000002345 respiratory system Anatomy 0.000 claims description 12
- 230000000740 bleeding effect Effects 0.000 claims description 10
- 238000001356 surgical procedure Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 241000167880 Hirundinidae Species 0.000 claims description 4
- WURBVZBTWMNKQT-UHFFFAOYSA-N 1-(4-chlorophenoxy)-3,3-dimethyl-1-(1,2,4-triazol-1-yl)butan-2-one Chemical group C1=NC=NN1C(C(=O)C(C)(C)C)OC1=CC=C(Cl)C=C1 WURBVZBTWMNKQT-UHFFFAOYSA-N 0.000 claims description 3
- 229910000619 316 stainless steel Inorganic materials 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims description 3
- 208000032843 Hemorrhage Diseases 0.000 abstract description 11
- 230000000241 respiratory effect Effects 0.000 abstract description 5
- 230000037361 pathway Effects 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 description 7
- 230000029058 respiratory gaseous exchange Effects 0.000 description 5
- 210000004704 glottis Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 206010002091 Anaesthesia Diseases 0.000 description 2
- 230000037005 anaesthesia Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000002695 general anesthesia Methods 0.000 description 2
- 230000002439 hemostatic effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010053567 Coagulopathies Diseases 0.000 description 1
- 206010011224 Cough Diseases 0.000 description 1
- NNJVILVZKWQKPM-UHFFFAOYSA-N Lidocaine Chemical compound CCN(CC)CC(=O)NC1=C(C)C=CC=C1C NNJVILVZKWQKPM-UHFFFAOYSA-N 0.000 description 1
- 239000005662 Paraffin oil Substances 0.000 description 1
- 238000001949 anaesthesia Methods 0.000 description 1
- 229940030225 antihemorrhagics Drugs 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 208000015294 blood coagulation disease Diseases 0.000 description 1
- 230000009852 coagulant defect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000025 haemostatic effect Effects 0.000 description 1
- 229960004194 lidocaine Drugs 0.000 description 1
- 206010025482 malaise Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003158 myorelaxant agent Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 210000003300 oropharynx Anatomy 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000005181 root of the tongue Anatomy 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 230000009747 swallowing Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- 239000005526 vasoconstrictor agent Substances 0.000 description 1
Landscapes
- Media Introduction/Drainage Providing Device (AREA)
Abstract
An expansion support type nasopharynx airway comprises an airway tube body in an arc-shaped tubular structure, wherein the inner wall of the airway tube body is provided with an elastic spiral support structure, the outer wall of the airway tube body is provided with a support cuff in a surrounding manner, and the support cuff comprises an upper support cuff arranged at the position, close to the nose, of the airway tube body and a lower support cuff arranged at the position, close to the pharynx, of the airway tube body; the nose end of the air duct body is provided with a tracheal tube joint, and the pharynx end of the air duct body is an oval oblique opening. The designed airway has the functions of removing obstruction of the upper airway and keeping the airway smooth, and the elastic spiral supporting structure in the airway, the pharyngeal end inclined plane of the airway and the side hole at the back ensure that the smooth upper airway is effectively established, so that the discomfort of the laryngeal part of the pharynx is reduced; particularly, the supporting cuff can treat nasal mucosa hemorrhage caused by inserting the catheter and meet the requirement of compression hemostasis after nasal cavity operation, and can ensure an effective respiratory pathway to meet the respiratory physiological requirement of patients with nasal cavity operation.
Description
Technical field
The utility model relates to the auxiliary appliances in clinical treatment, in particular to a kind of expansion support type nasopharyngeal air duct.
Background technique
Nasopharyngeal air duct is a kind of medical aid material common in clinical treatment, wide in clinical anesthesia and CPR
General application.It is the upper respiratory tract caused by the calm too deep or muscle relaxant of processing remains especially during general anesthesia recovery
The most used one of medical equipment in obstruction, open airway, in clinical nursing activity, traditional nasopharyngeal air duct exists
Following deficiency: first, traditional nasopharyngeal air duct in use hold in patient's bottleneck throat, and in operation by leading portion easy sticker
It is easily twisted and shrivels, the purpose of open airway cannot be played；Second, traditional nasopharyngeal air duct structure is only applicable in releasing
Respiratory tract obstruction when complementary breathing occurs needing in patient, can only use simple respiratory balloon that mask is added to give and ventilate, delay
The time of rescue and validity；Third, due in nasal cavity capillary it is abundant, traditional nasopharyngeal air duct in placement process easily
Cause not can be carried out effective hemostasis by compression in insertion nasopharyngeal air duct after schneiderian membrane bleeding or surgery of nasal cavity, be easy because
Bleeding and occur accidentally inhale etc. complication；Fourth, traditional nasopharyngeal air duct merging length is equivalent to the length of nose to earhole,
Can only often be placed in general length when being operated, be placed in it is too short cannot release respiratory tract obstruction and be placed in too long, easily draw
Bottleneck throat is played to choke cough；Fifth, when traditional nasopharyngeal air duct releases respiratory tract obstruction, it cannot be with glottis same by root of the tongue compressing
Horizontal plane forms effective ventilation path.
Therefore, the limitation based on traditional nasopharyngeal air duct structure is either placed in correct depth, breathes in alleviation
The schneiderian membrane of road obstruction, compressing bleeding, medical care can only judge and handle by clinical experience, in this way, both increasing caregiver
The operation difficulty of member, and be difficult to be understood by patient and receive.
Summary of the invention
The purpose of this utility model seeks to that tube body existing for existing nasopharyngeal air duct is overcome easily to be twisted and shrivel, place
Easily cause schneiderian membrane bleeding in the process, cannot accurately be placed in the defects of tube length, provide it is a kind of can effectively establish ventilation path,
Reduce the expansion support type nasopharyngeal air duct of schneiderian membrane hemorrhage complication after being intubated.
To achieve the above object, expansion support type nasopharyngeal air duct designed by the utility model, including arc-shaped tubulose
The air guide tube body of structure, it is characterised in that: the gas-guide tube inner body wall has resilient helical support construction, the air guide
Tube body outer wall is surrounded with support cuff, and the support cuff includes that the air guide tube body is arranged at nose
Upper support cuff and the lower support cuff being arranged at the close pharynx end of the air guide tube body；The air guide tube body nose
It is provided with catheter slipjoint, the pharynx end of the air guide tube body is oval inclined open.
Preferably, the oval inclined open is in typhon structure, plane of the opening and the gas-guide tube sheet
Body axis is in 45 ° of angles.In this way, it is possible to reduce damage when air guide tube body is placed in schneiderian membrane.
Preferably, the pharynx end of the air guide tube body is provided with gas-guide tube pharynx positioned at oval inclined open back side
End side hole.In this way, friction when both can be reduced expansion support type nasopharyngeal air duct insertion between nasal cavity tissue, is also able to maintain it
Be placed in too deep or tail end be affixed on oropharynx cause obstruction when pipeline ventilation.
Preferably, depth indicating graduation is provided on the tube wall of the air guide tube body.In such manner, it is possible to accurate handle
Control into length, avoid being placed in it is too short cannot release respiratory tract obstruction, too deep, easily cause the malaise symptoms of bottleneck throat.
Preferably, the resilient helical support construction is helical form steel wire lining.This way it is ensured that gas-guide tube
Ontology unobstructed, the airway path obstruction phenomenon for avoiding by patients with respiratory tract distortion or shriveling and occur in operation.
Further, the diameter in gas-guide tube pharynx end side hole is the 1/3~1/2 of the gas-guide tube body diameter.In this way,
It can guarantee effective breathing area.
Further, the helical form steel wire lining uses 316 stainless steel of medical grade.In this way, can guarantee conduit not
In the case where deforming and keeping effective respiratory passage unblocked, it is ensured that instrument it is safe and non-toxic.
Preferably, upper support cuff of the air guide tube body at nose and setting are in the gas-guide tube
Lower support cuff of the ontology at pharynx end, upper support cuff are provided with top inflating balloon, the lower support cuff
It is provided with lower part inflating balloon.In this way, upper support cuff is inflated by top inflating balloon, thus carry out schneiderian membrane bleeding and
Pressur hemostatic after surgery of nasal cavity, and lower support cuff is inflated by lower part inflating balloon, makes air passage inclined-plane opening and glottis
Effective ventilation path is formed in same level.
Utility model has the advantages that designed expansion support type nasopharyngeal air duct, has and releases upper respiratory tract stalk
Resistance, the effect for keeping respiratory passage unblocked swallow end inclined-plane and back side by resilient helical support construction, air passage in air passage
Hole, which ensure that, effectively establishes the unobstructed upper respiratory tract, reduces the discomfort of bottleneck throat；Nose can be accurately adjusted by appearance scale
Swallow the placed-depth of air passage；Especially by support cuff, schneiderian membrane bleeding caused by when being inserted into conduit can be treated and expired
Hemostasis by compression after sufficient surgery of nasal cavity needs, and also effectively establishes unobstructed breathing access, meets the breathing of surgery of nasal cavity patient
Physiological requirements.The design is disposable by sterilizing；It is practical, it is easy to spread, it revives after being particularly suitable for general anesthesia
The patient of hemostasis with packs is needed after the patient of phase Upper respiratory tract obstruction, surgery of nasal cavity, is the unimpeded upper respiratory tract and nasal compression haemostatic
Offer is effectively ensured, and improves working efficiency, improves patient comfort.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model expansion support type nasopharyngeal air duct.
Fig. 2 is the schematic cross-sectional view of the utility model expansion support type nasopharyngeal air duct.
In figure: air guide tube body 1；Upper support cuff 2.1；Lower support cuff 2.2；Catheter slipjoint 3；Ellipse
Inclined open 4；Resilient helical support construction 5；Depth indicating graduation 6；Gas-guide tube swallows end side hole 7；Top inflating balloon 8.1；
Lower part inflating balloon 8.2.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
Support type nasopharyngeal air duct is expanded shown in Fig. 1~2, when being primarily adapted for use in Upper respiratory tract obstruction or insertion conduit
Caused by the patient that needs of hemostasis by compression after schneiderian membrane bleeding and surgery of nasal cavity, the gas-guide tube sheet including arc-shaped tubular structure
Body 1, air guide tube body 1 are about 16cm；Depth indicating graduation 6 is provided on the tube wall of air guide tube body 1.In air guide tube body 1
Wall has resilient helical support construction 5, and resilient helical support construction is helical form steel wire lining.Helical form steel wire lining is adopted
With 316 stainless steel of medical grade.
1 outer wall of air guide tube body is surrounded with support cuff, and support cuff includes being arranged in air guide tube body 1 close to nose
Upper support cuff 2.1 at end and lower support cuff 2.2 of the air guide tube body 1 at pharynx end is set；Upper support
Cuff 2.1, lower support cuff 2.2 are correspondingly arranged on top inflating balloon 8.1, lower part inflating balloon by connecting tube respectively
8.2, the connecting line of lower part inflating balloon 8.2 is close to the setting of 1 outer wall of air guide tube body, and extends to 1 nose of air guide tube body
It gives bottleneck throat respiratory tract convenient for being inflated after patient is inserted into gas-guide tube to lower support cuff 2.2 and effectively supports in place.
The nose of air guide tube body 1 is provided with catheter slipjoint 3, and catheter slipjoint 3 can connect bag respirator or exhale
It inhales screwed pipe and carries out assisted ventilation, increase convenience when rescuing and shorten rescue time.
The pharynx end of air guide tube body 1 is oval inclined open 4.Oval inclined open 4 is in typhon structure, opening
Plane and 1 axis of air guide tube body are in 45 ° of angles.The pharynx end of air guide tube body 1 is located at oval 4 back side of inclined open and is provided with
Gas-guide tube swallows end side hole 7, and the diameter that gas-guide tube swallows end side hole 7 is the 1/3~1/2 of 1 outer diameter of air guide tube body, when ellipse is oblique
Opening 4 guarantees the unobstructed of tracheae ontology when bottleneck throat blocks.
The outer surface of the air guide tube body 1 of arcuate structure has depth indicating graduation 6 that can accurately measure nasopharyngeal air duct insertion
Depth is the value of the length from nose to earhole, and the inside of air guide tube body 1, which is equipped with helical form steel wire lining, can guarantee air guide
Pipe will not deform and keep effective gas-guide tube unobstructed.The upper support cuff 2.1 of 1 nose of air guide tube body is located at gas-guide tube 1
The long 10cm of head end can be carried out Pressur hemostatic after schneiderian membrane bleeding and surgery of nasal cavity, lower part branch of the air guide tube body 1 at pharynx end
Support set capsule 2.2 is swallowing end director 1cm 1cm away from air guide tube body 1, and pharynx end air bag makes compression type air passage tail end inclined-plane opening and sound
Door forms effective ventilation path in same level and can Opening Ventilation access.
When the utility model is used, exclude whether patient has the nasopharyngeal air ducts such as basicranial fracture, coagulation disorders intubation
Contraindication.Paraffin oil or lidocaine ointment is first used to lubricate on expansion support type nasopharyngeal air duct surface, it need to be in nose before insertion
Spray vasoconstrictor and local anaesthesia in transmucosal surface.The accurate distance of nose to earhole is measured according to depth indicating graduation 6,
It is inserted into along meatus nasi inferior chamber, i.e., direction of insertion must keep completely vertical with face, and insert action should be soft, slow, meet resistance
It should not be inserted by force, air passage can be rotated slightly until continuing to promote after non-resistance, until to the number of measurement on the outside of air passage.
Lower support cuff 2.2 is given by lower part inflating balloon 8.2 to inflate, and inclined open 4 is made to be located at glottis same plane, effectively mention
High breathing area.According to oozing of blood situation after schneiderian membrance bleeding, surgery of nasal cavity, upper support set is given by top inflating balloon 8.1
Suitable pressure is inflated and be adjusted to capsule 2.1, carries out hemostasis by compression.
Finally it is pointed out that above embodiments are only the more representational examples of the utility model.Obviously, this is practical new
Type is not limited to the above embodiments, and can also design a variety of extension support type nasopharyngeal air ducts according to the patient's condition.It is all according to
According to the technical essence of the utility model any simple modifications, equivalents, and modifications made to the above embodiment, it is considered as
Belong to the protection scope of the utility model.
Claims (8)
1. a kind of expansion support type nasopharyngeal air duct, when being primarily adapted for use in Upper respiratory tract obstruction or insertion conduit caused by schneiderian membrane
The patient that hemostasis by compression after bleeding and surgery of nasal cavity needs, the air guide tube body (1) including arc-shaped tubular structure, feature
Be: air guide tube body (1) inner wall has resilient helical support construction (5), and air guide tube body (1) outer wall is surround
It is provided with support cuff, the support cuff includes upper support set of the setting in the air guide tube body (1) at nose
The lower support cuff (2.2) of capsule (2.1) and setting in the air guide tube body (1) at pharynx end；The air guide tube body
(1) nose is provided with catheter slipjoint (3), and the pharynx end of the air guide tube body (1) is oval inclined open (4).
2. expansion support type nasopharyngeal air duct according to claim 1, it is characterised in that: the ellipse inclined open
It (4) is in typhon structure, plane of the opening and air guide tube body (1) axis are in 45 ° of angles.
3. expansion support type nasopharyngeal air duct according to claim 1, it is characterised in that: the air guide tube body (1)
Pharynx end is located at oval inclined open (4) back side and is provided with gas-guide tube pharynx end side hole (7).
4. expansion support type nasopharyngeal air duct according to claim 1, it is characterised in that: the air guide tube body (1)
Depth indicating graduation (6) are provided on tube wall.
5. expansion support type nasopharyngeal air duct according to claim 1, it is characterised in that: the resilient helical support knot
Structure is helical form steel wire lining.
6. expansion support type nasopharyngeal air duct according to claim 3, it is characterised in that: the gas-guide tube swallows end side hole
(7) diameter is the 1/3~1/2 of air guide tube body (1) outer diameter.
7. expansion support type nasopharyngeal air duct according to claim 5, it is characterised in that: the helical form steel wire lining is adopted
With 316 stainless steel of medical grade.
8. expansion support type nasopharyngeal air duct described in any claim according to claim 1~7, it is characterised in that: described
Upper support cuff (2.1) is provided with top inflating balloon (8.1), and the lower support cuff (2.2) is provided with lower part inflation
Sacculus (8.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721168374.XU CN208525606U (en) | 2017-09-13 | 2017-09-13 | Expansion support type nasopharynx air duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721168374.XU CN208525606U (en) | 2017-09-13 | 2017-09-13 | Expansion support type nasopharynx air duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208525606U true CN208525606U (en) | 2019-02-22 |
Family
ID=65397968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721168374.XU Expired - Fee Related CN208525606U (en) | 2017-09-13 | 2017-09-13 | Expansion support type nasopharynx air duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208525606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111053639A (en) * | 2019-12-10 | 2020-04-24 | 济南市儿童医院（山东大学齐鲁儿童医院） | Posterior naris blocking support |
-
2017
- 2017-09-13 CN CN201721168374.XU patent/CN208525606U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111053639A (en) * | 2019-12-10 | 2020-04-24 | 济南市儿童医院（山东大学齐鲁儿童医院） | Posterior naris blocking support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20190222 Termination date: 20210913 |