CN220967852U - Nasal catheter with prevent pressing sore function - Google Patents
Nasal catheter with prevent pressing sore function Download PDFInfo
- Publication number
- CN220967852U CN220967852U CN202322673866.6U CN202322673866U CN220967852U CN 220967852 U CN220967852 U CN 220967852U CN 202322673866 U CN202322673866 U CN 202322673866U CN 220967852 U CN220967852 U CN 220967852U
- Authority
- CN
- China
- Prior art keywords
- nasal
- framework
- nasal obstruction
- tube
- catheter
- 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.)
- Active
Links
- 206010028748 Nasal obstruction Diseases 0.000 claims abstract description 76
- 206010011985 Decubitus ulcer Diseases 0.000 claims abstract description 27
- 208000004210 Pressure Ulcer Diseases 0.000 claims abstract description 27
- 230000002265 prevention Effects 0.000 claims abstract description 19
- 238000003780 insertion Methods 0.000 claims description 30
- 230000037431 insertion Effects 0.000 claims description 30
- 239000000416 hydrocolloid Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 24
- 239000006260 foam Substances 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 11
- 241001631457 Cannula Species 0.000 abstract description 13
- 210000005069 ears Anatomy 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000017 hydrogel Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Landscapes
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The nasal catheter with the pressure sore prevention function comprises a nasal obstruction tube, an air duct and two cannulas, wherein an air duct is arranged in the nasal obstruction tube, at least one through hole penetrating through the air duct is formed in the nasal obstruction tube, the air duct is communicated with the air duct through the through hole, the number of the cannulas is two, the two cannulas are arranged on the outer wall of the nasal obstruction tube side by side and the inner cavities of the two cannulas are communicated with the air duct, an elastic connecting framework is arranged on the nasal obstruction tube on the side surface of the same side as the cannulas and above the cannulas, and the shape of the elastic connecting framework is matched with the shape of the cheek and/or nose of a patient; the bottom of the elastic connection framework is provided with a first bonding surface, and the bottom of the nasal obstruction tube is provided with a second bonding surface. Compared with the prior art, the nose catheter provided by the utility model has the advantages that reliable and stable wearing of the nose catheter is realized by arranging the elastic connecting framework, the first bonding surface and the second bonding surface, and the problem of pressure sore caused by the fact that the hanging rope applies pressure to the upper edges of the face and the ears of a patient after the traditional nose catheter is worn and fastened is avoided.
Description
Technical Field
The utility model belongs to the technical field of nasal catheters, and particularly relates to a nasal catheter with a pressure sore prevention function.
Background
Currently, the existing nasal catheters are extremely prone to crush the face and ears of a patient during use and wearing. Based on this, existing partial nasal catheters are provided with pressure sore prevention structures.
Providing a nasal catheter for a high flow respiratory humidification therapeutic apparatus, see fig. 1, including a nasal obstruction tube 1, a nasal obstruction body 2, an air duct 3 and a hanging rope 4, as an authorized bulletin number CN 213220182U; the nasal obstruction tube 1 is a short tube with one end closed and the other end open, and the open end of the nasal obstruction tube 1 is communicated with the air duct 3; the outer wall of the nasal obstruction tube 1 is coated with hydrogel 5, and the hanging rope 4 is provided with a sponge 7, so that the pressure sore problem caused by long-term wearing of the nasal catheter is relieved. However, after the nasal catheter is worn and fastened, the hanging rope 4, the sponge 7 arranged on the hanging rope 4 and the hydrogel 5 arranged on the outer wall of the nasal obstruction tube 1 still can apply pressure to the upper edge of the face and the ear of a patient, so that pressure sores can be generated on the face of the patient after the nasal catheter is used for a period of time, which not only causes uncomfortable feeling to the patient in the treatment process, but also affects the health of the patient seriously.
Disclosure of utility model
The utility model aims to overcome the defects in the prior art and provides a nasal catheter with a pressure sore prevention function.
In order to achieve the above purpose, the utility model discloses a nasal catheter with the function of preventing pressure sores, which comprises a nasal obstruction tube, an air duct and two cannulas, wherein the nasal obstruction tube is internally provided with an air duct, the nasal obstruction tube is provided with at least one through hole penetrating to the air duct, the air duct is communicated with the air duct through the through hole, the number of the cannulas is two, the two cannulas are arranged on the outer wall of the nasal obstruction tube side by side, and the inner cavity of the cannulas is communicated with the air duct,
An elastic connecting framework is arranged on the side surface of the nasal obstruction tube, which is on the same side as the cannula, and is positioned above the cannula, and the shape of the elastic connecting framework is matched with the shape of the cheek and/or nose of a patient; the bottom of the elastic connection framework is provided with a first bonding surface, and the bottom of the nasal obstruction tube is provided with a second bonding surface.
Preferably, the elastic connection framework comprises a nose bridge framework and a cheek framework, two ends of the nose bridge framework are respectively connected with the nasal plug tube and the cheek framework, and the bottoms of the nose bridge framework and the cheek framework are respectively provided with the first bonding surface.
Further preferably, the end of the nose bridge framework, which is close to the nasal obstruction tube, is detachably connected with the nasal obstruction tube.
Further preferably, a lateral insertion groove and a top insertion groove are arranged in the nasal plug tube, the lateral insertion groove and the top insertion groove are mutually communicated and penetrate through to the outside, an insertion part is arranged at the end part of the nasal bridge framework, which is close to the nasal plug tube, the insertion part is provided with a button which is in limit fit with the top insertion groove, and the other side of the insertion part, which is opposite to the button, is provided with a bending part.
Further preferably, the button and/or the bending part is provided with an arc top surface.
Further preferably, the top projection of the nasal obstruction tube, the nose bridge framework and the cheek framework is I-shaped.
Preferably, the nasal obstruction tube and the elastic connecting framework are integrally formed.
Preferably, a first foam dressing or a first hydrocolloid auxiliary material is arranged at the bottom of the nasal obstruction tube, and the bottom surface of the first foam dressing or the first hydrocolloid auxiliary material is the first bonding surface; and/or
The bottom of the elastic connection framework is provided with a second hydrocolloid auxiliary material, and the bottom surface of the second hydrocolloid auxiliary material is the second bonding surface.
Further preferably, the first foam dressing or the first hydrocolloid auxiliary material is adhered to the bottom of the elastic connection framework, and/or the second hydrocolloid auxiliary material is adhered to the bottom of the nasal obstruction tube.
Compared with the prior art, the utility model has the beneficial effects that: through setting up the elastic connection skeleton, set up the second bonding face in the bottom of elastic connection skeleton, set up first bonding face in the bottom of nasal obstruction pipe simultaneously, when wearing, nasal obstruction pipe bonds in upper lip department through first bonding face, and the elastic connection skeleton bonds to cheek and/or nose to guaranteed the reliability of wearing of nasal catheter. In addition, the shape of the elastic connecting framework is matched with the shape of the cheek and/or the nose of a patient, so that the elastic connecting framework can be in limit fit with the cheek and/or the nose, and the wearing reliability and stability of the elastic connecting framework are further improved.
Reliable and stable wearing of the nasal catheter is realized by arranging the elastic connecting framework and the first bonding surface and the second bonding surface, and the problem of pressure sore caused by the fact that the hanging rope applies pressure to the upper edges of the face and the ears of a patient after the traditional nasal catheter is worn and fastened is avoided.
Drawings
FIG. 1 is a schematic diagram of a nasal catheter of a high flow respiratory humidification therapeutic apparatus of the prior art CN 213220182U;
Fig. 2 is a schematic perspective view of a nasal catheter with pressure sore prevention function (without the second hydrocolloid auxiliary material);
FIG. 3 is a top view of the nasal cannula of FIG. 2 (without the second hydrocolloid auxiliary material and airway tube);
FIG. 4 is a cross-sectional view of FIG. 3 (with a second hydrocolloid adjunct);
FIG. 5 is an enlarged partial schematic view of FIG. 4 at A;
a nasal obstruction tube 1; a gas guide chamber 11; a through hole 12; a side insertion groove 13; a top mating groove 14;
An air duct 2;
a cannula 3;
An elastic connection skeleton 4; a nose bridge frame 41; a plug section 411; a button 412; a bending portion 413; cheek skeleton 42;
A first foam dressing (first hydrocolloid adjunct) 5; a first bonding surface 51;
A second hydrocolloid auxiliary material 6; a second adhesive surface 61.
Detailed Description
In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "inner", "outer", etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and include, for example, either fixedly attached, detachably attached, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The technical scheme of the utility model is further described below with reference to fig. 2-5.
Example 1
A nasal catheter with pressure sore prevention function, see fig. 2-3, comprising a nasal obstruction tube 1, an air duct 2 and a cannula 3. Wherein, the nasal obstruction tube 1 is internally provided with an air guide cavity 11; the nasal obstruction tube 1 is provided with at least one through hole 12 penetrating to the air guide cavity 11, in the embodiment, the through hole 12 is arranged at one end of the nasal obstruction tube 1, when the nasal obstruction tube 1 is assembled, the air guide tube 2 is communicated with the air guide cavity 11 through the through hole 12, and in particular, the air guide tube 2 can be inserted into the through hole 12 in an inserting manner so as to realize the connection with the nasal obstruction tube 1; the other end of the nasal obstruction tube 1 is plugged. The two cannulas 3 are arranged side by side on the outer wall of the nasal obstruction tube 1, the inner cavities of the two cannulas 3 are communicated with the air guide cavity 11, and when the nasal obstruction tube is worn, the two cannulas 3 are correspondingly inserted into nostrils of a patient so as to be capable of conveying oxygen to the patient.
The side surface of the nasal obstruction tube 1 on the same side as the cannula 3 and above the cannula 3 is provided with an elastic connecting framework 4, and the shape of the elastic connecting framework 4 is matched with the shape of the cheek and/or nose of a patient; the bottom of the elastic connection framework 4 is provided with a first bonding surface 51, the bottom of the nasal obstruction tube 1 is provided with a second bonding surface 61, and when the nasal obstruction tube 1 is worn, the nasal obstruction tube 1 is bonded to the upper lip of a patient through the first bonding surface 51, and the elastic connection framework 4 is bonded to the cheek and/or the nose, so that the wearing reliability of the nasal catheter is ensured. In addition, the shape of the elastic connection framework 4 is set to be matched with the shape of the cheek and/or the nose of a patient, so that the elastic connection framework 4 can be in limit fit with the cheek and/or the nose, and the wearing reliability and stability of the elastic connection framework are further improved.
The nose catheter of the embodiment realizes reliable and stable wearing of the nose catheter by arranging the elastic connecting framework 4 and the first bonding surface 51 and the second bonding surface 61, and avoids the problem of pressure sore caused by the fact that the hanging rope applies pressure to the upper edges of the face and the ears of a patient after the traditional nose catheter is worn and fastened.
In the embodiment, the nasal obstruction tube 1, the cannula 3 and the elastic connecting framework 4 are of an integrated structure, and when the nasal obstruction tube is needed to be used, the nasal obstruction tube can be directly worn, so that the nasal obstruction tube is convenient to use.
In practice, since the sizes of the nose and cheek are different from patient to patient, various general sizes can be manufactured, so that the elastic connection frame 4 can be adapted to patients with different sizes of nose and cheek.
In this embodiment, referring to fig. 3, the elastic connection frame 4 includes a nose bridge frame 41 and a cheek frame 42, two ends of the nose bridge frame 41 are respectively connected with the nasal plug tube 1 and the cheek frame 42, the nose bridge frame 41 is adapted to the nose bridge of the patient, the cheek frame 42 is adapted to the cheek of the patient, the bottoms of the nose bridge frame 41 and the cheek frame 42 are both provided with the first bonding surface 51, so that, when the nose bridge frame 41 and the cheek frame 42 are worn, the nose catheter is finally firmly worn on the face of the patient through the limit fit of the nose bridge frame 41 and the cheek frame 42 to the face and the bonding force of the first bonding surface 51.
In the present embodiment, referring to fig. 3, the top projection of the nasal obstruction tube 1, the nasal bridge frame 41, and the cheek frame 42 is i-shaped.
Example 2
The present embodiment provides a nasal catheter with pressure sore prevention function, and most of the nasal catheter has the same structure as that of the nasal catheter of embodiment 1, except that the nasal obstruction tube 1 and the elastic connection frame 4 in the present embodiment are detachably connected, that is, the nasal obstruction tube 1 is detachably connected with the end portion of the nasal bridge frame 41 near the nasal obstruction tube 1.
Specifically, referring to fig. 4-5, a side insertion groove 13 and a top insertion groove 14 are arranged in the nasal plug tube 1, the side insertion groove 13 and the top insertion groove 14 are mutually communicated, the cross section of the side insertion groove 13 and the top insertion groove 14 is L-shaped, the end part of the side insertion groove 13, which is far away from the top insertion groove 14, penetrates through one side, which is provided with the insertion tube 3, of the nasal plug tube 1, and the end part of the top insertion groove 14, which is far away from the side insertion groove 13, penetrates through the top of the nasal plug tube 1. The end of the nose bridge framework 41, which is close to the nasal obstruction tube 1, is provided with a plug part 411, the plug part 411 is provided with a button 412 which is in limit fit with the top plug groove 14, the other side of the plug part 411, which is opposite to the button 412, is provided with a bending part 413, and the distance between the top surface of the button 412 and the bottom surface of the bending part 413 is larger than the notch of the side plug groove 13. When the nasal obstruction tube 1 and the nose bridge framework 41 are assembled, the inserting part 411 on the nose bridge framework 41 penetrates into the side inserting groove 13, and because the distance between the top surface of the button 412 and the bottom surface of the bending part 413 is larger than the size of the notch of the side inserting groove 13, the bending part 413 is elastically deformed and bent, and when the inserting part 411 is inserted into the bottom of the side inserting groove 13, the button 412 is upwards clamped into the top inserting groove 14 under the elastic action of the bending part 413, so that the insertion between the nasal obstruction tube 1 and the nose bridge framework 41 is realized.
In this embodiment, the nasal obstruction tube 1 is detachably connected with the elastic connection framework 4, so that the nasal obstruction tube 1 can be inserted with the elastic connection frameworks 4 with different sizes and sizes according to the needs, and the nasal obstruction tube 1 is convenient for patients with different face sizes, and the application range of the nasal catheter is improved. In addition, after the elastic connection framework 4 is detached from the nasal obstruction tube 1, the nasal obstruction tube 1 can be used in a traditional wearing mode.
In the present embodiment, to facilitate the assembly and disassembly between the nasal obstruction tube 1 and the elastic connection frame 4, the buttons 412 and
The bending portion 413 is provided with an arc top surface, i.e. rounded at the pointed position.
Example 3
The present embodiment provides a nasal catheter with pressure sore prevention function, which may be the nasal catheter of embodiment 1 or embodiment 2.
In the present embodiment, there is further provided a nasal obstruction tube 1 having a superior pressure sore prevention function.
Specifically, the bottom of the nasal obstruction tube 1 is provided with a first foam dressing 5 or a first hydrocolloid auxiliary material, in this embodiment, the bottom of the nasal obstruction tube 1 is the first foam dressing 5, and the bottom surface of the first foam dressing 5 is the first bonding surface 51. By arranging the foam dressing at the bottom of the nasal obstruction tube 1, the nasal obstruction tube 1 can be bonded to the upper lip of a patient, and the problem of pressure sore caused by long-term pressing of the nasal obstruction tube 1 on the upper lip can be effectively relieved, so that the pressure sore prevention effect is further improved.
The bottom of the elastic connection framework 4 is provided with a second hydrocolloid auxiliary material 6, and the bottom surface of the second hydrocolloid auxiliary material 6 is the second bonding surface 61. The preferable hydrocolloid auxiliary materials are arranged at the bottom of the elastic connecting framework 4, so that the elastic connecting framework 4 can be bonded to the face of a patient, the pressure sore problem caused by long-term pressing of the elastic connecting framework 4 can be effectively relieved, and the pressure sore prevention effect is further improved; furthermore, since the second hydrocolloid auxiliary material 6 has plasticity, it is convenient to provide it at the bottom of the elastic connection skeleton 4 having a certain shape.
In this embodiment, the first foam dressing 5 is adhered to the bottom of the elastic connection framework 4, and the second hydrocolloid auxiliary material 6 is adhered to the bottom of the nasal obstruction tube 1, so that when the adhesive effect of the first foam dressing 5 and/or the second hydrocolloid auxiliary material 6 is reduced, the first foam dressing 5 and/or the second hydrocolloid auxiliary material 6 can be torn off and a new auxiliary material can be adhered again, so as to ensure the wearing effect of the nasal catheter.
It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (9)
1. The utility model provides a nasal catheter with prevent pressing sore function, includes nasal obstruction pipe, air duct and intubate, be equipped with the air guide chamber in the nasal obstruction pipe, be equipped with at least one on the nasal obstruction pipe run through to the through-hole of air guide chamber, the air duct passes through the through-hole with the air guide chamber intercommunication, the intubate has two, two the intubate is located side by side the outer wall of nasal obstruction pipe and its inner chamber intercommunication extremely the air guide chamber, its characterized in that:
An elastic connecting framework is arranged on the side surface of the nasal obstruction tube, which is on the same side as the cannula, and is positioned above the cannula, and the shape of the elastic connecting framework is matched with the shape of the cheek and/or nose of a patient; the bottom of the elastic connection framework is provided with a first bonding surface, and the bottom of the nasal obstruction tube is provided with a second bonding surface.
2. The nasal catheter with pressure sore prevention function as claimed in claim 1, wherein: the elastic connection framework comprises a nose bridge framework and a cheek framework, wherein two ends of the nose bridge framework are respectively connected with the nasal plug tube and the cheek framework, and the bottoms of the nose bridge framework and the cheek framework are respectively provided with a first bonding surface.
3. The nasal catheter with pressure sore prevention function according to claim 2, wherein: the end part of the nose bridge framework, which is close to the nasal obstruction tube, is detachably connected with the nasal obstruction tube.
4. The nasal catheter with pressure sore prevention function according to claim 3, wherein: the nose plug is characterized in that a lateral insertion groove and a top insertion groove are formed in the nose plug tube, the lateral insertion groove and the top insertion groove are communicated with each other and penetrate through the nose plug tube to the outside, an insertion part is arranged at the end part of the nose bridge framework, which is close to the nose plug tube, a button which is in limit fit with the top insertion groove is arranged on the insertion part, and a bending part is arranged on the other side of the insertion part, which is opposite to the button, of the insertion part.
5. The nasal catheter with pressure sore prevention function as claimed in claim 4, wherein: the button and/or the bending part is provided with an arc top surface.
6. The nasal catheter with pressure sore prevention function according to claim 2, wherein: the overhead projection of the nasal obstruction tube, the nose bridge framework and the cheek framework is I-shaped.
7. The nasal catheter with pressure sore prevention function as claimed in claim 1, wherein: the nasal obstruction tube and the elastic connecting framework are integrally formed.
8. The nasal cannula with pressure sore prevention function according to any one of claims 1-7, wherein: the bottom of the nasal obstruction tube is provided with a first foam dressing or a first hydrocolloid auxiliary material, and the bottom surface of the first foam dressing or the first hydrocolloid auxiliary material is the first bonding surface; and/or
The bottom of the elastic connection framework is provided with a second hydrocolloid auxiliary material, and the bottom surface of the second hydrocolloid auxiliary material is the second bonding surface.
9. The nasal catheter with pressure sore prevention function as claimed in claim 8, wherein: the first foam dressing or the first hydrocolloid auxiliary material is bonded at the bottom of the elastic connection framework, and/or the second hydrocolloid auxiliary material is bonded at the bottom of the nasal obstruction tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322673866.6U CN220967852U (en) | 2023-09-28 | 2023-09-28 | Nasal catheter with prevent pressing sore function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322673866.6U CN220967852U (en) | 2023-09-28 | 2023-09-28 | Nasal catheter with prevent pressing sore function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220967852U true CN220967852U (en) | 2024-05-17 |
Family
ID=91054551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322673866.6U Active CN220967852U (en) | 2023-09-28 | 2023-09-28 | Nasal catheter with prevent pressing sore function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220967852U (en) |
-
2023
- 2023-09-28 CN CN202322673866.6U patent/CN220967852U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2327442A3 (en) | Sealing nasal cannula | |
| CA2688366A1 (en) | Integrated mask and prongs for nasal cpap | |
| US20050092329A1 (en) | Nasal continuous positive airway pressure cannula device and securement for infants | |
| CN209060281U (en) | A kind of Respiratory Medicine ventilator mask convenient for patient's feeding | |
| CN220967852U (en) | Nasal catheter with prevent pressing sore function | |
| CN209204405U (en) | Breathe humidification instrument oxygen supply nose cup | |
| CN201064608Y (en) | Double-purpose face mask for mouth and nose | |
| CN212817526U (en) | Neonate does not have nose pipe of wound breathing machine and prevents pressing device | |
| CN104797299A (en) | Nasal dilator | |
| CN219398561U (en) | Medical oxygen tube | |
| CN214860280U (en) | Prevent pressing sore nose subsides | |
| CN219662528U (en) | Bracket for medicine inhalation | |
| CN215231323U (en) | Face mask without forehead support | |
| CN217138908U (en) | High-flow asphyxia oxygenation catheter | |
| CN216797973U (en) | Nasal cavity support | |
| CN214970585U (en) | Intervene nursing with multi-functional oxygen therapy nasal obstruction | |
| CN214912158U (en) | Combined ventilation device of general anesthesia catheter laryngeal mask | |
| CN218552872U (en) | Oral humidifying device with oxygen inhalation function | |
| CN219481206U (en) | Nasal oxygen cannula for infants | |
| CN213252187U (en) | Novel nasal oxygen tube structure and oxygen inhalation device | |
| CN216366244U (en) | Multifunctional anesthesia respirator | |
| CN216877509U (en) | Effectual protection subsides for noninvasive ventilator face guard of decompression | |
| CN213048822U (en) | Fixing device of endotracheal tube | |
| CN216169250U (en) | Controllable high-flow oxygen atomizer | |
| CN211634770U (en) | Small-sized nose mask |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |