CN210698447U - Positive pressure ventilation breathing mask with stomach tube channel - Google Patents
Positive pressure ventilation breathing mask with stomach tube channel Download PDFInfo
- Publication number
- CN210698447U CN210698447U CN201920851155.4U CN201920851155U CN210698447U CN 210698447 U CN210698447 U CN 210698447U CN 201920851155 U CN201920851155 U CN 201920851155U CN 210698447 U CN210698447 U CN 210698447U
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- China
- Prior art keywords
- mask
- stomach tube
- channel
- air bag
- tube channel
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- Expired - Fee Related
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- 210000002784 stomach Anatomy 0.000 title claims abstract description 75
- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 14
- 238000009423 ventilation Methods 0.000 title claims abstract description 11
- 229920003023 plastic Polymers 0.000 claims abstract description 19
- 239000004033 plastic Substances 0.000 claims abstract description 17
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000001301 oxygen Substances 0.000 claims abstract description 14
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 14
- 210000004373 mandible Anatomy 0.000 claims abstract description 8
- 230000002496 gastric effect Effects 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 5
- 230000000241 respiratory effect Effects 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims description 3
- 230000001815 facial effect Effects 0.000 abstract description 6
- 206010002091 Anaesthesia Diseases 0.000 description 6
- 230000037005 anaesthesia Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000006837 decompression Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 210000001847 jaw Anatomy 0.000 description 2
- 238000002640 oxygen therapy Methods 0.000 description 2
- 235000009161 Espostoa lanata Nutrition 0.000 description 1
- 240000001624 Espostoa lanata Species 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 239000003158 myorelaxant agent Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a positive pressure ventilation breathing mask with a stomach tube channel, which comprises a plastic cover body and a mask air bag arranged around the plastic cover body, wherein the plastic cover body is provided with an oxygen tube channel, and the mask air bag is provided with an inflation one-way valve; the stomach tube channel is arranged at the joint of the mask air bag and the facial skin of the mandible and transversely penetrates through the mask air bag; the stomach tube passageway is cylindrical, and its side is at the position of meeting with mandible facial skin complete disconnection and form the strip gap opening. The utility model provides high leakproofness and patient of face guard wear the comfort.
Description
Technical Field
The utility model relates to a respirator, in particular to a positive pressure ventilation respirator with a stomach tube channel.
Background
In the process of hospital treatment (such as ICU), a stomach tube is often combined with noninvasive positive pressure ventilation for treatment, but the combined use of the two treatment methods easily causes the condition that the noninvasive ventilator mask of a patient leaks air; for a patient who needs general anesthesia after a stomach tube is inserted before gastrointestinal decompression operation, when positive pressure artificial assisted respiration is performed by an anesthesia mask after muscle relaxant is pushed in under anesthesia induction and before a gas tube is inserted, the mask cannot be well matched with the mouth and the face due to the existence of the stomach tube, and the gas leakage condition occurs, so that the problem that the gas leakage of the mask becomes an important clinical problem is solved.
In order to solve the difficulty, experts try a plurality of methods, including increasing oxygen flow during oxygen inhalation, filling the air leakage position of the mask with a cotton ball or filling the air leakage position with gauze or rubber gloves, and even forcibly placing the stomach tube at the cheek or the side ditch of the nasal wing to press the stomach tube to prevent air leakage, but the effect is not obvious, oxygen is wasted, and the medical cost is increased. In addition, some experts also adopt a method of drilling a side hole on a transparent plastic mask according to the size of the gastric tube, although the effect is better, the operation is too troublesome, positive pressure ventilation during anesthesia induction is not facilitated, and the clinical popularization and application are also not facilitated.
Disclosure of Invention
An object of the utility model is to provide a take malleation breathing mask of stomach tube passageway that can reduce leakage gas volume.
In order to realize the aim, the positive pressure ventilation breathing mask with the stomach tube channel comprises a plastic mask body and a mask air bag arranged around the plastic mask body, wherein the plastic mask body is provided with an oxygen tube channel, and the mask air bag is provided with an inflation one-way valve; the stomach tube channel is arranged at the joint of the mask air bag and the facial skin of the mandible and transversely penetrates through the mask air bag; the stomach tube passageway is cylindrical, and its side is at the position of meeting with mandible facial skin complete disconnection and form the strip gap opening.
Preferably, the respiratory mask further comprises a passageway plug that completely plugs and seals the gastric tube passageway. The breathing mask can also be used for oxygen inhalation of patients without gastric tube after sealing, thereby avoiding the trouble of replacing the mask with gastric tube or without gastric tube, and being also beneficial to oxygen therapy and rescue treatment during anesthesia or ICU.
Preferably, the channel plug is tied on the plastic cover body through a tying piece (comprising a string, a thin plastic tube, a thin rubber tube and the like), so that the channel plug is prevented from being lost.
Preferably, the channel plug is a cylindrical balloon.
Preferably, the wall surface of the stomach tube channel is hermetically connected with the mask air bag by adopting a cauterization technology, so that the air tightness of the mask air bag can be ensured.
Preferably, the aperture of the gastric tube channel is 4.8-5.8 mm, and more preferably 5.5 mm. Physicians of patients who clinically require gastrointestinal decompression will insert gastric tubes, and adult-sized gastric tubes vary from 12Fr to 18Fr, with gastric tubes of 14Fr and 16Fr being commonly selected. The external diameter of 14Fr stomach tube is about 4.67mm, the external diameter of 16Fr stomach tube is about 5.33mm, and the external diameter of 18Fr stomach tube is about 5.99 mm. The aperture setting of stomach tube passageway can adapt to the stomach tube of various models between 14Fr and 18 Fr's stomach tube external diameter to stomach tube and stomach tube passageway clearance is not big, and the inflation and deflation regulation of cooperation face guard gasbag has guaranteed good commonality and leakproofness.
Preferably, the width of the gap opening is 1-3 mm, and more preferably 2 mm.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1) a special stomach tube channel is reserved, when a patient with a stomach tube wears the mask, the contact area of the stomach tube between the mask and the skin is small, the resistance of the stomach tube to the mask is reduced, the relative tightness of the mask is ensured, the air leakage prevention effect is good, the possible oxygen deficiency of the patient caused by insufficient oxygen is avoided, and the medical resources are saved; meanwhile, the pressure of the stomach tube to the face is reduced, the comfort of the patient is ensured, and the device is particularly suitable for positive pressure ventilation of the patient with the stomach tube in the perioperative period, particularly the anesthesia induction period.
2) The stomach tube is embedded from the gap opening for installation, and the drainage bag does not need to be detached, so that the installation is more convenient; simultaneously, the aperture is very big usually to the stomach tube head end, adopts stomach tube passageway side open-ended structure, and the stomach tube head end need not wear out along the stomach tube passageway axial, is favorable to reducing the aperture of stomach tube passageway, has improved the leakproofness of face guard.
3) It points out to have the research result, fixes the stomach tube at the harder position of patient (as jaw department) the pulse oxygen saturation of patient and the condition such as exhaling the tidal volume and be showing to be superior to fixing the stomach tube at the soft position of patient, the utility model discloses well stomach tube passageway is in the jaw department at harder position, consequently reduces the effect of noninvasive ventilator face guard gas leakage more showing.
Drawings
Fig. 1 is a schematic front view of a positive pressure ventilation respiratory mask with a gastric canal according to the present invention (the view angle is slightly inclined).
Fig. 2 is a rear view of the respiratory mask of fig. 1.
Fig. 3 is a bottom view of the respiratory mask of fig. 1.
Wherein: oxygen tube channel 1, plastic cover body 2, mask air bag 3, stomach tube channel 4, channel plug 5, inflation one-way valve 6, gap opening 7 and tether 8
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
As shown in figures 1-3, the positive pressure ventilation respirator with stomach tube channel of the utility model comprises a plastic mask body 2 and a mask air bag 3.
The mask air bag 3 is arranged around the plastic mask body 2, and is provided with an inflation one-way valve 6 for inflating the mask air bag 3 and a stomach tube channel 4 capable of accommodating a stomach tube. Stomach tube passageway 4 sets up in the department that meets of face guard gasbag 3 and mandible facial skin, is located the big one end of face guard broad. The stomach tube channel 4 is cylindrical and transversely penetrates through the mask air bag 3. The side of stomach tube passageway 4 is in meeting department of meeting with mandible facial skin disconnection completely and form long banding slit opening 7, and slit opening 7 is used for imbedding the stomach tube, and its width is 2mm, and when not aerifing, slit opening 7 can open to the stomach tube is from slit opening 7 side embedding stomach tube passageway 4 in. The wall surface of the stomach tube channel 4 is hermetically connected with the face mask air bag 3 by adopting a cauterization technology, so that the sealing of the face mask air bag 3 can be ensured.
The diameter of the gastric tube passage 4 is 5.5mm, and a doctor of a patient who needs gastrointestinal decompression clinically can insert a gastric tube, and adult stomach tubes are available in types ranging from 12Fr to 18Fr, and gastric tubes of 14Fr and 16Fr are generally selected. The external diameter of the 14Fr stomach tube is about 4.67mm, and the external diameter of the 16Fr stomach tube is about 5.33 mm. The aperture of stomach tube passageway 4 sets up to 5.5mm, can adapt to the stomach tube of various models to stomach tube is little with 4 clearances in stomach tube passageway, and cooperation face guard gasbag 3 fills gassing and adjusts, has guaranteed good commonality and leakproofness. When the stomach tube is placed in the stomach tube channel 4 and the gap between the stomach tube and the stomach tube channel is slightly larger, the air is filled through the air filling one-way valve 6, the air bag 3 of the mask is fuller, and the edge of the channel bears the increased air pressure, so that the gap between the stomach tube and the reserved stomach tube channel 4 disappears; if the external diameter of the gastric tube is slightly larger than the aperture of the gastric tube passage 4 (such as 18Fr gastric tube external diameter 5.99mm), part of air is pumped out through the inflation one-way valve 6, so that the pressure between the gastric tube and the passage is reduced.
The plastic cover body 2 is made of transparent plastic and is provided with an oxygen tube channel 1 and a channel plug 5. The oxygen tube channel 1 is used for delivering oxygen to a patient. The passage plug 5 is a cylindrical air bag with the length of 1cm and the outer diameter of 5mm, and is tied on the plastic cover body 2 through a tying piece 8 (adopting a thin rubber tube) to avoid the passage plug 5 from being lost. The channel plug 5 can plug and seal the stomach tube channel 4 completely, and the breathing mask can be used for oxygen inhalation of patients without stomach tubes after sealing, thereby avoiding the trouble of replacing masks with stomach tubes and without stomach tubes, and being also beneficial to oxygen therapy and rescue treatment during anesthesia or ICU.
When the breathing mask is used for a patient without a gastric tube, the channel plug 5 is inserted into the gastric tube channel 4, and the channel plug 5 is clamped after the mask air bag 3 is inflated to seal the gastric tube channel 4, so that the breathing mask can be used as a conventional gastric tube-free breathing mask.
When the breathing mask is used for a patient with a gastric tube, the gastric tube is laterally embedded into the gastric tube channel 4 from the slit opening 7, the gastric tube is clamped tightly after the mask air bag 3 is inflated to realize sealing, and other operations are the same as those of a conventional non-gastric tube breathing mask.
Claims (7)
1. A positive pressure ventilation breathing mask with a stomach tube channel comprises a plastic mask body (2) and a mask air bag (3) arranged around the plastic mask body (2), wherein an oxygen tube channel (1) is arranged on the plastic mask body (2), and an inflation check valve (6) is arranged on the mask air bag (3); the method is characterized in that: the stomach tube channel (4) capable of accommodating a stomach tube is further arranged on the face mask air bag (3), the stomach tube channel (4) is arranged at the joint of the face mask air bag (3) and the skin of the mandible face and transversely penetrates through the face mask air bag (3); the stomach tube channel (4) is cylindrical, and the side surface of the stomach tube channel is completely disconnected with the skin of the face of the mandible and forms a strip-shaped gap opening (7).
2. The positive airway pressure mask with gastric tube passageway of claim 1 wherein: the respiratory mask also comprises a channel plug (5), and the channel plug (5) can completely plug and seal the gastric tube channel (4).
3. The positive airway pressure mask with gastric tube passageway of claim 2 wherein: the channel plug (5) is fastened to the plastic housing (2) by means of a fastening element (8).
4. The positive airway pressure mask with gastric tube passageway of claim 2 wherein: the channel plug (5) is a cylindrical air bag.
5. A positive airway pressure mask with gastric tube passageway according to any of claims 1 to 4 wherein: the wall surface of the stomach tube channel (4) is hermetically connected with the mask air bag (3) by adopting a cauterization technology.
6. A positive airway pressure mask with gastric tube passageway according to any of claims 1 to 4 wherein: the aperture of the stomach tube channel (4) is 4.8-5.8 mm.
7. A positive airway pressure mask with gastric tube passageway according to any of claims 1 to 4 wherein: the width of the gap opening (7) is 1-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920851155.4U CN210698447U (en) | 2019-06-06 | 2019-06-06 | Positive pressure ventilation breathing mask with stomach tube channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920851155.4U CN210698447U (en) | 2019-06-06 | 2019-06-06 | Positive pressure ventilation breathing mask with stomach tube channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210698447U true CN210698447U (en) | 2020-06-09 |
Family
ID=70924272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920851155.4U Expired - Fee Related CN210698447U (en) | 2019-06-06 | 2019-06-06 | Positive pressure ventilation breathing mask with stomach tube channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210698447U (en) |
-
2019
- 2019-06-06 CN CN201920851155.4U patent/CN210698447U/en not_active Expired - Fee Related
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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: 20200609 Termination date: 20210606 |