CN108042895A - A kind of application method of medical oxygen mask - Google Patents
A kind of application method of medical oxygen mask Download PDFInfo
- Publication number
- CN108042895A CN108042895A CN201711397268.3A CN201711397268A CN108042895A CN 108042895 A CN108042895 A CN 108042895A CN 201711397268 A CN201711397268 A CN 201711397268A CN 108042895 A CN108042895 A CN 108042895A
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- bolt
- jack
- screw hole
- ejection device
- cingulum
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- 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
- A61M16/06—Respiratory or anaesthetic masks
-
- 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
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0683—Holding devices therefor
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- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (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)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The present invention relates to a kind of application methods of medical oxygen mask, it is fixed using a kind of oxygen mask suitable for Respiratory Medicine, the oxygen mask suitable for Respiratory Medicine includes being equipped with the mask body of fixed slip ring, further includes to the fixing device of fixed mask body；The fixing device includes clamping buckle, rear ejection device, driving device, front top device, cingulum body；The application method includes：Step 1, mask body is worn；Step 2, front top device, which squeezes, fixes；Step 3, rear ejection device, which squeezes, fixes；Step 4, device resets；Fixation can be realized by cingulum body and preposition jack, the frictional force of postposition jack product in the application method of medical oxygen mask of the present invention；Cingulum body is clamped with holding out against transverse slat by front top device, and is further clamped cingulum body with holding out against transverse slat by rear ejection device, cingulum body is realized dual locking by dual clamped design.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to a kind of application method of medical oxygen mask.
Background technology
The instrument that oxygen mask is Respiratory Medicine and each section office are commonly used, oxygen mask are usually fixed by fixed band
In patients head, movement, which occurs, yet with patient's body causes fixed take back to come off, and oxygen mask is fallen down at patient's mouth and nose.
The content of the invention
In order to solve technical problem present in background technology, the present invention provides a kind of user of medical oxygen mask
Fixation can be realized by cingulum body and preposition jack, the frictional force of postposition jack product in method；By front top device with
It holds out against transverse slat to clamp cingulum body, and is further clamped cingulum body with holding out against transverse slat by rear ejection device, it is dual
Cingulum body is realized dual locking by clamped design.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of application method of medical oxygen mask, is fixed using a kind of oxygen mask suitable for Respiratory Medicine, described
Include being equipped with the mask body of fixed slip ring suitable for the oxygen mask of Respiratory Medicine, further include consolidating to fixed mask body
Determine device；
The fixing device includes clamping buckle, rear ejection device, driving device, front top device, cingulum body；
The buckle that clamps includes rectangular enclosure, further includes：
Built-in cavity is located in the rectangular enclosure；
Transverse slat is held out against, is located at the built-in cavity first half in left-right direction；
Postposition jack sets through rectangular enclosure, transverse slat rear is held out against positioned at described along the vertical direction；
Preposition jack is set along the vertical direction through rectangular enclosure, is held out against positioned at described in front of transverse slat；
On put opening, be located at rectangular enclosure upper surface latter half along the longitudinal direction；
Screw hole is put on a left side, is located on the left of the rectangular enclosure rear end face, and the left side puts in screw hole and puts bolt equipped with a left side, and spiral shell is put on the left side
Bolt front end is equipped with front limit ring；
In put screw hole, be located in the middle part of the rectangular enclosure rear end face, put to be equipped in screw hole in described and tighten bolt；
Screw hole is put on the right side, is located on the right side of the rectangular enclosure rear end face, and the right side puts in screw hole and puts bolt equipped with the right side, and spiral shell is put on the right side
Rear spacing ring is equipped in the middle part of bolt；
Ejection device includes after described：
After push up pedestal, be slidably plugged in the built-in cavity, be equipped with up and down in the middle part of the pedestal of top after described along the longitudinal direction
The turntable jack of perforation, the turntable jack front end are equipped with slot jack, push up pedestal after described and put bolt, the right side with the left side respectively
It is mating to put bolt, pedestal is pushed up after described between front limit ring and rear spacing ring；
Side arm is connected, equipped with a pair, symmetrical expression is set to be pushed up at left and right sides of pedestal front end face in the rear；
Top pressing board afterwards is located at a pair of of connection side arm front end, institute is clamped together with transverse slat front end with holding out against when the rear top pressing board retreats
State cingulum body；
The driving device includes：
Rotating circular disc is rotatably located in the turntable jack；
External thread rod is located at the rotating circular disc front end face and is set through the slot jack；
Spring jack is located at the external thread rod rear end, and described to tighten bolt front end mating；
Spring is compressed, is plugged in the spring jack, positioned at tightening in front of bolt；
The front top device includes slidably being plugged in the sinciput in the built-in cavity and between a pair of of connection side arm
Pressing plate, be located at before in top pressing board and with the driven screw hole of the external thread rod thread fitting；
The fixing end of the cingulum body is fixed below the rectangular enclosure rear end face, and the free end of the cingulum body passes through
The fixed slip ring is set；
The application method includes：
Step 1, mask body is worn：
Mask body is worn on patient nose and mouth, and cingulum ontological idea of freedom end is enclosed around patients head one and through before described
Jack setting is put, postposition jack then is inserted into the bending of cingulum ontological idea of freedom end and negative direction；
Step 2, front top device, which squeezes, fixes:
Step 2.1, temporarily fixed under normality：
The compression spring drives the driving device, rear ejection device forward, until top pedestal puts screw rod by the left side after described
On the locking of front limit ring, the driving device, rear ejection device position are temporarily fixed at this time, the compression spring compression deformation production
Raw initial elastic force F；
Step 2.2, the front top device moves ahead：
Finger, which penetrates, to be put the opening rotation rotating circular disc and then the external thread rod is driven to rotate on described, the external thread rod
The driven screw hole is acted on so that the front top device is done compared with the separate movement of rear ejection device；
Since the rear ejection device, driving device position are temporarily fixed under normality, the front top device moves ahead under this state, will detain
Band body, which is squeezed and is tentatively resisted against, holds out against transverse slat lower face；
Step 2.3, critical condition is reached：
Being rotated further the rotating circular disc drives the external thread rod to rotate, and the front top device continues to move along and then constantly
Cingulum body is compressed, the reaction force that the front top device is subject to also constantly increases, until the reaction is equal to the compression
The initial elastic force F of spring, this state is critical condition；
Step 3, rear ejection device, which squeezes, fixes：
Being rotated further the rotating circular disc drives the external thread rod to rotate, the front top device reach critical condition and can not be after
It is continuous to move ahead so that ejection device, driving device retreat after described, and the cingulum body is resisted against described hold out against by the rear top pressing board
Transverse slat upper surface；
Step 4, device resets：
Rotating backward the rotating circular disc drives the external thread rod to rotate, and then the front top device is driven to do and is filled close to rear top
The movement put；
Ejection device moves ahead until being resisted against on front limit ring after described；
The front top device moves reset backward.
Further, it is further comprising the steps of：
Step 5, uplifting pressure is adjusted：
Bolt is tightened described in rotation makes it rotate stepping along screw hole is tightened, and then adjusts the initial bullet of the compression spring under normality
Power F, it is final to adjust the extrusion stress pushed up under critical condition on the front top device make-up band body.
Further, it is further comprising the steps of：
Step 6, rear top pressing board stroke adjustment：
Rotating the left side and putting bolt makes it put screw hole rotation stepping along a left side, and then adjusts the position of the front limit ring, adjusts institute
State the initial position under rear ejection device normality；
Rotate the right side put bolt make its along the right side put screw hole rotation stepping, and then adjust it is described after spacing ring position, adjust institute
State the last end position of rear top pressing board.
Beneficial effects of the present invention：
A kind of application method of medical oxygen mask of the present invention, and the cingulum ontological idea of freedom end initially pass through it is described before
Jack is put, then bending and negative direction insertion postposition jack, pass through the friction of cingulum body and preposition jack, postposition jack product
Fixation can be realized in power.
A kind of application method of medical oxygen mask of the present invention by front top device and holds out against transverse slat by cingulum sheet
Body clamps, and is further clamped cingulum body with holding out against transverse slat by rear ejection device, and dual clamped design is by cingulum sheet
Body realizes dual locking.
A kind of application method of medical oxygen mask of the present invention, can realize and be pushed up on ejection device make-up band body
The adjusting of pressure：
By tightened described in rotation bolt make its along tighten screw hole rotate stepping, and then adjust normality under it is described compression spring just
Beginning elastic force F, it is final to adjust the extrusion stress pushed up under critical condition on the front top device make-up band body.
A kind of application method of medical oxygen mask of the present invention, the stroke adjustment of top pressing board after can realizing：
Rotating the left side and putting bolt makes it put screw hole rotation stepping along a left side, and then adjusts the position of the front limit ring, adjusts institute
State the initial position under rear ejection device normality；
Rotate the right side put bolt make its along the right side put screw hole rotation stepping, and then adjust it is described after spacing ring position, adjust institute
State the last end position of rear top pressing board.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of sectional view of embodiment of the oxygen mask suitable for Respiratory Medicine.
Fig. 2 is a kind of sectional view of embodiment of the fixing device.
Fig. 3 is a kind of sectional view of embodiment of the fixing device.
Fig. 4 is a kind of sectional view of embodiment of the fixing device.
In figure:
1. clamping buckle, 11. rectangular enclosures, cavity built in 12., 13. hold out against transverse slat, 14. postposition jacks, 15. preposition jacks,
16. opening is put on, screw hole is put on 17. left sides, and 17a. puts on a left side bolt, and screw hole is put in 18., and 18a. tightens bolt, and screw hole is put on 19. right sides,
19a. puts bolt in the right side；
2. ejection device after, pushes up pedestal after 21., 21a. turntable jacks, 21b. slot jacks, 22. connection side arms, top pressing board after 23.；
3. driving device, 31. rotating circular discs, 32. external thread rods, 33. spring jacks, 34. compression springs；
4. front top device, top pressing board before 41., 42. driven screw holes；
5. cingulum body；
6. mask body, 61. fix slip ring.
Specific embodiment
Below in conjunction with attached drawing, the present invention is described in further detail.
A kind of application method of medical oxygen mask, it is described to be applicable in using a kind of oxygen mask suitable for Respiratory Medicine
Include being equipped with the mask body 6 of fixed slip ring 61 in the oxygen mask of Respiratory Medicine, further include consolidating to fixed mask body 6
Determine device；
The fixing device includes clamping buckle 1, rear ejection device 2, driving device 3, front top device 4, cingulum body 5；
The buckle 1 that clamps includes rectangular enclosure 11, further includes：
Built-in cavity 12 is located in the rectangular enclosure 11；
Transverse slat 13 is held out against, is located at 12 first half of the built-in cavity in left-right direction；
Postposition jack 14 is set along the vertical direction through rectangular enclosure 11, and 13 rear of transverse slat is held out against positioned at described；
Preposition jack 15, is set along the vertical direction through rectangular enclosure 11, and 13 front of transverse slat is held out against positioned at described；
On put opening 16, be located at the 11 upper surface latter half of rectangular enclosure along the longitudinal direction；
Screw hole 17 is put on a left side, is located on the left of 11 rear end face of rectangular enclosure, and the left side puts in screw hole 17 and puts bolt 17a equipped with a left side,
Bolt 17a front ends are put equipped with front limit ring in the left side；
In put screw hole 18, be located in the middle part of 11 rear end face of rectangular enclosure, put to be equipped in screw hole 18 in described and tighten bolt 18a；
Screw hole 19 is put on the right side, is located on the right side of 11 rear end face of rectangular enclosure, and the right side puts in screw hole 19 and puts bolt 19a equipped with the right side,
The right side, which is put, is equipped with rear spacing ring in the middle part of bolt 19a；
Ejection device 2 includes after described：
Pedestal 21 is pushed up afterwards, is slidably plugged in along the longitudinal direction in the built-in cavity 12, and 21 middle part of pedestal is pushed up after described and is set
There is the turntable jack 21a of up/down perforation, the turntable jack 21a front ends are equipped with slot jack 21b, push up pedestal 21 after described and distinguish
Put bolt 17a with the left side, that bolt 19a is put on the right side is mating, it is described after top pedestal 21 be located at front limit ring and rear spacing ring it
Between；
Side arm 22 is connected, equipped with a pair, symmetrical expression is set to be pushed up at left and right sides of 21 front end face of pedestal in the rear；
Top pressing board 23 afterwards are located at 22 front end of a pair of of connection side arm, with holding out against 13 front end one of transverse slat when the rear top pressing board 23 retreats
It rises and clamps the cingulum body 5；
The driving device 3 includes：
Rotating circular disc 31 is rotatably located in the turntable jack 21a；
External thread rod 32 is located at 31 front end face of rotating circular disc and is set through the slot jack 21b；
Spring jack 33 is located at 32 rear end of external thread rod, and described to tighten bolt 18a front ends mating；
Spring 34 is compressed, is plugged in the spring jack 33, positioned at tightening in front of bolt 18a；
The front top device 4 includes slidably being plugged in the built-in cavity 12 and between a pair of of connection side arm 22
Preceding top pressing board 41, be located at before in top pressing board 41 and with the driven screw hole 42 of 32 thread fitting of external thread rod；
The fixing end of the cingulum body 5 is fixed below 11 rear end face of rectangular enclosure, the free end of the cingulum body 5
It is set through the fixed slip ring 61；
The application method includes：
Step 1, mask body 6 is worn：
Mask body 6 is worn on patient nose and mouth, and 5 free end of cingulum body is enclosed and around patients head one described in
Preposition jack 15 is set, then by the bending of 5 free end of cingulum body and negative direction insertion postposition jack 14；
Step 2, front top device 4, which squeezes, fixes:
Step 2.1, temporarily fixed under normality：
The compression spring 34 drives the driving device 3, rear ejection device 2 forward, until top pedestal 21 is by the left side after described
The front limit ring locking on screw rod 17b is put, the driving device 3,2 position of rear ejection device are temporarily fixed at this time, the compression bullet
34 compression deformation of spring generates initial elastic force F；
Step 2.2, the front top device 4 moves ahead：
Finger, which penetrates, to be put 16 rotation of the opening rotating circular disc 31 and then the external thread rod 32 is driven to rotate on described, described outer
Threaded rod 32 acts on the driven screw hole 18b so that the front top device 4 is done compared with the separate movement of rear ejection device 2；
Since the rear ejection device 2,3 position of driving device are temporarily fixed under normality, the front top device 4 moves ahead under this state,
Cingulum body 5 is squeezed and is tentatively resisted against and holds out against 13 lower face of transverse slat；
Step 2.3, critical condition is reached：
Being rotated further the rotating circular disc 31 drives the external thread rod 32 to rotate, the front top device 4 continue to move along into
And constantly compress cingulum body 5, the reaction force that the front top device 4 is subject to also constantly increases, until the reaction is equal to
The initial elastic force F of the compression spring 34, this state is critical condition；
Step 3, rear ejection device 2, which squeezes, fixes：
Being rotated further the rotating circular disc 31 drives the external thread rod 32 to rotate, the front top device 4 reach critical condition and
It can not continue to move ahead so that ejection device 2, driving device 3 retreat after described, and the rear top pressing board 23 supports the cingulum body 5
13 upper surface of transverse slat is held out against described in leaning against；
Step 4, device resets：
Rotating backward the rotating circular disc 31 drives the external thread rod 32 to rotate, and then it is close that the front top device 4 is driven to do
The movement of ejection device 2 afterwards；
Ejection device 2 moves ahead until being resisted against on front limit ring after described；
The front top device 4 moves reset backward.
Further, it is further comprising the steps of：
Step 5, uplifting pressure is adjusted：
Bolt 18a is tightened described in rotation makes it rotate stepping along screw hole 18 is tightened, and then adjusts the compression spring 23 under normality
Initial elastic force F, it is final to adjust the extrusion stress pushed up under critical condition on the 4 make-up band body 5 of front top device.
Further, it is further comprising the steps of：
Step 6, rear top pressing board stroke adjustment：
It rotates the left side and puts bolt 17a it is made to put screw hole 17 along a left side and rotate stepping, and then adjust the position of the front limit ring, adjust
Save the initial position under 2 normality of the rear ejection device；
Rotate the right side put bolt 19a make its along the right side put screw hole 19 rotate stepping, and then adjust it is described after spacing ring position, adjust
Save the last end position of the rear top pressing board 23.
Using above-mentioned desirable embodiment according to the invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determine its technical scope according to right.
Claims (3)
1. a kind of application method of medical oxygen mask, it is characterised in that：Use a kind of oxygen mask suitable for Respiratory Medicine
It is fixed, the oxygen mask suitable for Respiratory Medicine includes being equipped with fixed slip ring（61）Mask body（6）, further include
To fixed mask body（6）Fixing device；
The fixing device, which includes clamping, to be buckled（1）, rear ejection device（2）, driving device（3）, front top device（4）, cingulum body
（5）；
It is described to clamp buckle（1）Including rectangular enclosure（11）, further include：
Built-in cavity（12）, it is located at the rectangular enclosure（11）It is interior；
Hold out against transverse slat（13）, the built-in cavity is located in left-right direction（12）First half；
Postposition jack（14）, along the vertical direction through rectangular enclosure（11）It sets, transverse slat is held out against positioned at described（13）Rear；
Preposition jack（15）, along the vertical direction through rectangular enclosure（11）It sets, transverse slat is held out against positioned at described（13）Front；
On put opening（16）, the rectangular enclosure is located at along the longitudinal direction（11）Upper surface latter half；
Put screw hole in a left side（17）, it is located at the rectangular enclosure（11）On the left of rear end face, screw hole is put on the left side（17）It is interior to put spiral shell equipped with a left side
Bolt（17a）, bolt is put on the left side（17a）Front end is equipped with front limit ring；
In put screw hole（18）, it is located at the rectangular enclosure（11）In the middle part of rear end face, screw hole is put in described（18）Interior be equipped with tightens spiral shell
Bolt（18a）；
Put screw hole in the right side（19）, it is located at the rectangular enclosure（11）On the right side of rear end face, screw hole is put on the right side（19）It is interior to put spiral shell equipped with the right side
Bolt（19a）, bolt is put on the right side（19a）Middle part is equipped with rear spacing ring；
Ejection device after described（2）Including：
After push up pedestal（21）, the built-in cavity is slidably plugged in along the longitudinal direction（12）It is interior, push up pedestal after described（21）
Middle part is equipped with the turntable jack of up/down perforation（21a）, the turntable jack（21a）Front end is equipped with slot jack（21b）, after described
Push up pedestal（21）Respectively bolt is put with the left side（17a）, the right side put bolt（19a）It is mating, push up pedestal after described（21）It is located at
Between front limit ring and rear spacing ring；
Connect side arm（22）, equipped with a pair, symmetrical expression is set pushes up pedestal in the rear（21）At left and right sides of front end face；
Top pressing board afterwards（23）, it is located at a pair of of connection side arm（22）Front end, the rear top pressing board（23）With holding out against transverse slat during retrogressing
（13）Front end clamps the cingulum body together（5）；
The driving device（3）Including：
Rotating circular disc（31）, rotatably it is located at the turntable jack（21a）It is interior；
External thread rod（32）, it is located at the rotating circular disc（31）Front end face simultaneously passes through the slot jack（21b）It sets；
Spring jack（33）, it is located at the external thread rod（32）Rear end tightens bolt with described（18a）Front end is mating；
Compress spring（34）, it is plugged in the spring jack（33）It is interior, positioned at tightening bolt（18a）Front；
The front top device（4）Including being slidably plugged in the built-in cavity（12）It is interior and positioned at a pair of of connection side arm（22）
Between preceding top pressing board（41）, be located at preceding top pressing board（41）It is interior and with the external thread rod（32）The driven screw hole of thread fitting
（42）；
The cingulum body（5）Fixing end be fixed on the rectangular enclosure（11）Below rear end face, the cingulum body（5）'s
Free end passes through the fixed slip ring（61）It sets；
The application method includes：
Step 1, mask body is worn（6）：
By mask body（6）It is worn on patient nose and mouth, and by cingulum body（5）Free end is enclosed and is passed through around patients head one
The preposition jack（15）It sets, then by cingulum body（5）Free end bending and negative direction insertion postposition jack（14）；
Step 2, front top device（4）It squeezes and fixes:
Step 2.1, temporarily fixed under normality：
The compression spring（34）Drive the driving device（3）, rear ejection device（2）Forward, until pushing up pedestal after described（21）
Screw rod is put by the left side（17b）On the locking of front limit ring, the driving device at this time（3）, rear ejection device（2）Position is temporarily solid
It is fixed, the compression spring（34）Compression deformation generates initial elastic force F；
Step 2.2, the front top device（4）It moves ahead：
Finger penetrates and puts opening on described（16）Rotate the rotating circular disc（31）And then drive the external thread rod（32）It rotates,
The external thread rod（32）Act on the driven screw hole（18b）So that the front top device（4）It does compared with rear ejection device（2）
Separate movement；
Due to the rear ejection device under normality（2）, driving device（3）Position is temporarily fixed, under this state the front top device（4）
It moves ahead, by cingulum body（5）It squeezes and is tentatively resisted against and hold out against transverse slat（13）Lower face；
Step 2.3, critical condition is reached：
It is rotated further the rotating circular disc（31）Drive the external thread rod（32）It rotates, the front top device（4）Continue forward
It moves and then constantly by cingulum body（5）It compresses, the front top device（4）The reaction force being subject to also constantly increases, until should
Reaction is equal to the compression spring（34）Initial elastic force F, this state is critical condition；
Step 3, rear ejection device（2）It squeezes and fixes：
It is rotated further the rotating circular disc（31）Drive the external thread rod（32）It rotates, the front top device（4）Reach critical
State and can not continue to move ahead so that it is described after ejection device（2）, driving device（3）It retreats, the rear top pressing board（23）By described in
Cingulum body（5）Transverse slat is held out against described in being resisted against（13）Upper surface；
Step 4, device resets：
Rotate backward the rotating circular disc（31）Drive the external thread rod（32）It rotates, and then drives the front top device（4）
It does close to rear ejection device（2）Movement；
Ejection device after described（2）It moves ahead until being resisted against on front limit ring；
The front top device（4）Movement resets backward.
2. a kind of application method of medical oxygen mask according to claim 1, it is characterised in that：Further include following step
Suddenly：
Step 5, uplifting pressure is adjusted：
Bolt is tightened described in rotation（18a）Its edge is made to tighten screw hole（18）Stepping is rotated, and then adjusts the compression bullet under normality
Spring（23）Initial elastic force F, it is final to adjust the front top device under critical condition（4）Make-up band body（5）The extruding on upper top should
Power.
3. a kind of application method of medical oxygen mask according to claim 1 or 2, it is characterised in that：It further includes following
Step：
Step 6, rear top pressing board（23）Stroke adjustment：
It rotates the left side and puts bolt（17a）It is made to put screw hole along a left side（17）Stepping is rotated, and then adjusts the position of the front limit ring
It puts, adjusts the rear ejection device（2）Initial position under normality；
It rotates the right side and puts bolt（19a）It is made to put screw hole along the right side（19）Stepping is rotated, and then adjusts the position of the rear spacing ring
It puts, adjusts the rear top pressing board（23）Last end position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711397268.3A CN108042895B (en) | 2017-12-22 | 2017-12-22 | Fixing method of medical oxygen mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711397268.3A CN108042895B (en) | 2017-12-22 | 2017-12-22 | Fixing method of medical oxygen mask |
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| Publication Number | Publication Date |
|---|---|
| CN108042895A true CN108042895A (en) | 2018-05-18 |
| CN108042895B CN108042895B (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711397268.3A Active CN108042895B (en) | 2017-12-22 | 2017-12-22 | Fixing method of medical oxygen mask |
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