CN113648500A - Guiding type trachea cannula - Google Patents
Guiding type trachea cannula Download PDFInfo
- Publication number
- CN113648500A CN113648500A CN202110933812.1A CN202110933812A CN113648500A CN 113648500 A CN113648500 A CN 113648500A CN 202110933812 A CN202110933812 A CN 202110933812A CN 113648500 A CN113648500 A CN 113648500A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- seat
- guide needle
- cannula
- needle
- 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.)
- Granted
Links
- 210000003437 trachea Anatomy 0.000 title claims abstract description 33
- 239000002131 composite material Substances 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 238000009423 ventilation Methods 0.000 claims abstract description 4
- 230000007704 transition Effects 0.000 claims description 19
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 5
- 238000002627 tracheal intubation Methods 0.000 abstract description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000011162 core material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 210000004704 glottis Anatomy 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 206010023845 Laryngeal oedema Diseases 0.000 description 1
- 208000005392 Spasm Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000003444 anaesthetic effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000957 no side effect Toxicity 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0488—Mouthpieces; Means for guiding, securing or introducing the tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0402—Special features for tracheal tubes not otherwise provided for
- A61M16/0427—Special features for tracheal tubes not otherwise provided for with removable and re-insertable liner tubes, e.g. for cleaning
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Biomedical Technology (AREA)
- Emergency Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Otolaryngology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a guide type trachea cannula, which comprises a guide needle seat, a guide needle and a sleeve, wherein the sleeve is sleeved at the front end of the guide needle, a through hole is formed in the front end of the sleeve, the sleeve seat and the guide needle seat are sequentially sleeved at the rear end of the guide needle, and the sleeve seat is inserted into a composite connector for liquid and air ventilation. Before intubation, after the product is inserted into an airway, the product can guide the tracheal intubation or the reinforced tracheal intubation to perform rapid and smooth intubation; after the trachea cannula is inserted, the product is kept in an air passage, and the trachea cannula or the reinforced trachea cannula can be quickly and smoothly replaced.
Description
Technical Field
The invention relates to a trachea cannula, in particular to a guide type trachea cannula.
Background
The trachea cannula is used for intubation and tube replacement in the trachea cannula operation, the critical patient wears the trachea cannula for a long time, obvious glottic edema possibly occurs, the trachea cannula is inserted again after the trachea cannula is pulled out, and higher risk of laryngotracheal spasm and failure of intubation again exists.
When the grasp of intubate is not big again promptly, can put into the trachea to instruments such as air flue exchange tube, intubate bougie, stereoplasm stomach tube or bronchofiberscope before extubation, make the air flue can rebuild fast when needing. The airway exchange catheter is a hollow semi-rigid catheter with a thin inner diameter, can be connected with an anesthesia machine or a jet respirator, can be used as a guide for re-intubation, and can also be used as a channel for oxygen inhalation and ventilation. Re-intubation typically requires AEC assistance, requires good care facilities, and a highly trained operator, but these devices do not guarantee successful intubation of the trachea.
The traditional product is that the core is led in the complete parcel of sleeve pipe, and original intubate needs the certain angle of bending into with leading the core cooperation, and nevertheless its length is not enough and lead the core material too hard, does not stay inside the human body, and the expiration of people's air flue expiration, has very can insert into under the tight closed condition.
The tube drawing process is a key link, only a few of experienced anesthesiologists have sufficient confidence to ensure that the tube drawing time of a patient is correct, and the tube drawing process is stable and has no side effect.
Disclosure of Invention
In order to solve the technical problems, the invention provides a rapid and convenient guide type tracheal cannula.
The invention provides the following technical scheme:
the guiding type trachea cannula comprises a guiding needle seat, a guiding needle and a sleeve, wherein the sleeve is sleeved at the front end of the guiding needle, a through hole is formed in the front end of the sleeve, the sleeve seat and the guiding needle seat are sequentially sleeved at the rear end of the guiding needle, and the sleeve seat is inserted into a composite connector which can be used for liquid flowing and ventilation.
Furthermore, the guide needle extends and contracts in the sleeve, the joint of the sleeve and the sleeve seat is reduced in diameter to form a reducing section, and the outer diameter of the sleeve is kept consistent with that of the sleeve seat after connection.
Furthermore, a small stainless steel sleeve is arranged between the guide needle and the sleeve seat.
Furthermore, a bulge is formed at one position of the front end of the guide needle through extrusion deformation, and the bulge is directly matched with the cannula seat or matched with the stainless steel small cannula.
Furthermore, the outer rear end of the guide needle is also sleeved with a transition joint, and the transition joint is positioned between the sleeve seat and the guide needle seat.
Furthermore, a boss formed by extrusion deformation is arranged at one position of the front end of the guide needle, and the boss is matched with the arranged transition joint.
Furthermore, the cannula seat is connected with the guide needle seat in a threaded connection mode, a buckling connection mode or a taper connection mode.
Furthermore, the sleeve seat is connected with the composite connector in a threaded connection or a buckling connection mode.
Furthermore, the connection mode of the sleeve seat and the transition joint is threaded connection, buckling connection or coexistence of the two modes.
Furthermore, the transition joint and the guide needle seat are connected in a threaded connection mode, a buckling connection mode or a taper connection mode.
Compared with the prior art, the invention has the beneficial effects that: before intubation, after the product is inserted into an airway, the product can guide the tracheal intubation or the reinforced tracheal intubation to perform rapid and smooth intubation; after the trachea cannula is inserted, the product is kept in an air passage, and the trachea cannula or the reinforced trachea cannula can be quickly and smoothly replaced.
Drawings
FIG. 1 is a schematic diagram of the use of the incompletely separated structure of the present invention.
FIG. 2 is a schematic view of a fully separated structure according to the present invention.
Fig. 3 is a schematic diagram of the use of the fully separated structure of the present invention.
Fig. 4 is an enlarged schematic view at a in fig. 1.
Fig. 5 is an enlarged schematic view at B in fig. 2.
In the figure: 1. the composite connector comprises a composite connector body, 2, a guide needle seat, 3, a guide needle, 4, a sleeve, 5, a sleeve seat, 6, a reducing section, 7, a stainless steel small sleeve, 8, a protrusion, 9, a through hole, 10, a transition connector, 11 and a boss.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A guide type trachea cannula comprises two structures of a guide needle and a sleeve which are completely separated and incompletely separated,
FIG. 1 shows the incomplete separation type of injection, insufflation and aspiration.
The utility model provides a guide type trachea cannula, including guide needle file 2, guide needle 3 and sleeve pipe 4, 3 rear ends of guide needle overlap in proper order and have sleeve pipe seat 5 and guide needle file 2, sleeve pipe seat 5 and guide needle file 2 are provided with outward and supply to lead to liquid and ventilate composite joint 1, 2 front end covers of guide needle have sleeve pipe 4, guide needle 3 is flexible in sleeve pipe 4, sleeve pipe 4 and 5 junctions of sleeve pipe seat reducing, form reducing section 6, make 4 external diameters of sleeve pipe and sleeve pipe seat 5 keep the basic unanimity after the connection, the 4 front ends of sleeve pipe are equipped with the through-hole 9 that leads to liquid, ventilate and can attract. The guide needle seat 2 is inserted in the compound joint 1.
The product can be telescopically pulled, one position of the front end of the guide needle 3 is extruded and deformed to form a bulge 8 (shown in figure 4), and the bulge 8 is matched with the cannula seat 5; a small stainless steel sleeve 7 can also be arranged between the guide needle 3 and the sleeve seat 5, and the bulge 8 is matched with the small stainless steel sleeve 7. So that the guide needle 3 is not forcibly pulled off in the cannula holder 5.
The sleeve seat 5 is not connected with the guide needle seat 2, and the connection form of the sleeve seat 5 and the guide needle seat 2 can also be adopted, wherein the connection form is threaded connection, buckling connection and taper connection.
The connection form of the sleeve seat 5 and the composite joint 1 is threaded connection or buckling connection.
FIG. 2 shows a fully separated injection, insufflation and aspiration.
A guide type trachea cannula comprises a guide needle seat 2, a guide needle 3, a transition joint 10 and a sleeve 4, wherein the rear end of the guide needle 3 is sequentially sleeved with the sleeve seat 5 and the guide needle seat 2, the outer rear end of the guide needle 3 is further sleeved with the transition joint 10, the transition joint 10 is located between the sleeve seat 5 and the guide needle seat 2, and the outer front end of the guide needle 3 is sleeved with the sleeve 4.
One part of the front end of the guide needle 3 is provided with a boss 11 formed by extrusion deformation, and the boss 11 is matched with the arranged transition joint 10 (shown in figure 5).
The connection form of the casing seat 5 and the transition joint 10 is a threaded connection, a snap connection or the combination of the two forms.
The transition joint 10 is not connected with the guide needle seat 2, or a connection form of the transition joint 10 and the guide needle seat 2 can be adopted, and the connection form of the transition joint 10 and the guide needle seat 2 is threaded connection, buckling connection or taper connection.
The connection form of the sleeve seat 5 and the composite joint 1 is threaded connection or snap connection.
In use, as shown in fig. 3, the guide needle 3 and the guide needle seat 2 are removed, and then the composite joint 1 is connected.
Inserting a tube:
1. the glottis is exposed by the laryngoscope, and the anesthetic can be connected through the composite joint of the laryngoscope.
2. After being shaped, the product is inserted into the airway of a human body according to a normal intubation method.
3. After the product enters the glottis for about 10cm, the guide needle is pulled to a proper length.
4. The product is sleeved in the trachea cannula or the reinforced trachea cannula, and the product is quickly inserted into the airway of the human body along the product to realize the intubation.
5. After intubation, the product is pulled out, and the trachea cannula is left.
Note: after the tracheal cannula is pulled out, the sleeve part of the tracheal cannula can be kept in the airway and can be connected with various gas sources through a composite joint, including but not limited to a nasal oxygen tube, a breathing pipeline (a corrugated structure or other structures) and the like, so that the continuous input of oxygen is realized.
Tube replacement:
1. under the condition that the cannula is kept in the trachea, the guide needle is arranged back in the cannula, the switch is closed, the guide needle cannot be pulled out completely, and the step is not carried out in a completely separated mode.
2. The introducer needle is pulled to the appropriate length.
3. The trachea cannula or the enhanced trachea cannula can be sleeved with the trachea cannula, and the trachea cannula or the enhanced trachea cannula can be quickly inserted into the airway of a human body along the trachea cannula to realize tube replacement.
The guide needle is made of rigid material, the sleeve is made of non-rigid material, and the sleeve seat, the guide needle seat and the composite joint are made of rigid or non-rigid material.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. Guide formula trachea cannula, its characterized in that: the liquid guiding device comprises a guiding needle seat (2), a guiding needle (3) and a sleeve (4), wherein the sleeve (4) is sleeved at the front end of the guiding needle (3), a through hole (9) is formed in the front end of the sleeve (4), the sleeve seat (5) and the guiding needle seat (2) are sequentially sleeved at the rear end of the guiding needle (3), and the sleeve seat (5) is inserted into a composite connector (1) which can be used for liquid flowing and ventilation.
2. The guided tracheal cannula of claim 1, wherein: the guide needle (3) stretches out and draws back in the sleeve (4), the joint of the sleeve (4) and the sleeve seat (5) is reduced in diameter to form a reducing section (6), and the outer diameter of the sleeve (4) is kept consistent with that of the sleeve seat (5) after connection.
3. The guided tracheal cannula of claim 1, wherein: a stainless steel small sleeve (7) is arranged between the guide needle (3) and the sleeve seat (5).
4. A guided endotracheal tube according to claim 1 or 3, characterized in that: one position of the front end of the guide needle (3) is provided with a bulge (8) formed by extrusion deformation, and the bulge (8) is directly matched with the cannula seat (5) or matched with the stainless steel small cannula (7).
5. The guided tracheal cannula of claim 1, wherein: the outer rear end of the guide needle (3) is further sleeved with a transition joint (10), and the transition joint (10) is located between the sleeve seat (5) and the guide needle seat (2).
6. The guided tracheal cannula of claim 5, wherein: one position of the front end of the guide needle (3) is provided with a boss (11) formed by extrusion deformation, and the boss (11) is matched with the arranged transition joint (10).
7. The guided tracheal cannula of claim 1, wherein: the cannula seat (5) is connected with the guide needle seat (2) in a threaded connection, a buckling connection or a conical opening connection.
8. The guided endotracheal tube according to claim 1 or 5, characterized in that: the sleeve seat (5) is connected with the composite joint (1) in a threaded connection or a buckling connection mode.
9. The guided tracheal cannula of claim 5, wherein: the connection form of the sleeve seat (5) and the transition joint (10) is threaded connection, buckling connection or coexistence of the two forms.
10. The guided tracheal cannula of claim 5, wherein: the transition joint (10) and the guide needle seat (2) are connected in a threaded connection mode, a buckling connection mode or a taper connection mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110933812.1A CN113648500B (en) | 2021-08-15 | 2021-08-15 | Guiding trachea cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110933812.1A CN113648500B (en) | 2021-08-15 | 2021-08-15 | Guiding trachea cannula |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113648500A true CN113648500A (en) | 2021-11-16 |
| CN113648500B CN113648500B (en) | 2024-05-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110933812.1A Active CN113648500B (en) | 2021-08-15 | 2021-08-15 | Guiding trachea cannula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113648500B (en) |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
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2021
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| Publication number | Publication date |
|---|---|
| CN113648500B (en) | 2024-05-10 |
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