CN104027066B - A kind of band intubates the disposable laryngoscope blade of guidance type draw-in groove - Google Patents
A kind of band intubates the disposable laryngoscope blade of guidance type draw-in groove Download PDFInfo
- Publication number
- CN104027066B CN104027066B CN201410255251.4A CN201410255251A CN104027066B CN 104027066 B CN104027066 B CN 104027066B CN 201410255251 A CN201410255251 A CN 201410255251A CN 104027066 B CN104027066 B CN 104027066B
- Authority
- CN
- China
- Prior art keywords
- laryngoscope blade
- groove
- main body
- type draw
- guidance type
- 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
Landscapes
- Endoscopes (AREA)
Abstract
The present invention provides a kind of band to intubate the disposable laryngoscope blade of guidance type draw-in groove, including laryngoscope blade main body and spatula, this laryngoscope blade main body and spatula is the most curved and concave surface the most upwards, described spatula is arranged at the top of laryngoscope blade main body, this laryngoscope blade also includes base plate, described base plate is provided with baffle plate in the side relative with laryngoscope blade main body, the side of described laryngoscope blade main body, spatula, base plate and baffle plate are formed and intubate guidance type draw-in groove, the entrance that the described width intubating guidance type draw-in groove and height are intubated guidance type draw-in groove by this is gradually reduced to its outlet, described baffle plate is provided with guider at the port of export intubating guidance type draw-in groove, described laryngoscope blade main body, spatula, baffle plate and base plate are one-body molded.Present configuration is simple, easy to operate, it is possible to implements to intubate to patient fast and accurately, drastically increases the accuracy and efficiency intubated, alleviate the damage of patient to the full extent.
Description
Technical field
The invention belongs to medical instruments field, especially relate to a kind of laryngoscope.
Background technology
In present clinical medicine, need the breathing maintaining patient unimpeded when patient implementing anesthesia or rescues, therefore gas
Cannula is most basic treatment and first aid means, and it is the most crucial, owing to the structure of human body bottleneck throat is more complicated, generally requires
By laryngoscope, this technology has obtained significant progress, and traditional laryngoscope method is to be inserted by laryngoscope blade until meeting along tongue body from oral cavity
Detesting, then appear glottis with lifting epiglottis on laryngoscope blade, now endotracheal tube is inserted by medical personnel again through glottis, this intubates skill
Art leans on naked-eye observation, and sight line is limited by the respiratory tract at tooth edge and bending, easily there is parallax and blind area, causes epiglottis
Exposing unclear, therefore this process needs operator to complete by rule of thumb, additionally, due to the difference of individual patients, easily causes slotting
The phenomenon of pipe difficulty, and then delayed rescue time, therefore endotracheal intubation becomes the research topic of research staff.
Along with needs and the development of technology of patient, electric video laryngoscope technology solves the defect of traditional laryngoscope method,
The technology that the publication No. such as researched and developed by Japan is CN 102481429 A, patent name is laryngoscope well solves and intubates difficulty
Problem, the image that image pickup part is shot by display part shows in real time, and the intubation therefore implemented patient is more directly perceived easily.
But the complexity of structure at the natural torsion existed due to human body throat respiratory tract and glottis, and intubate and used be
Soft tube, even if there being the picture of display in real time, endotracheal tube still can not be directed at glottis the most accurately and insert, and due to conduit
Arbitrarily moving in oral cavity and also oral cavity wall can be caused damage, then laryngoscope blade is weighed by research staff for this problem
New design, such as publication No. is that a kind of New larynx lens of CN102580217A solves current difficulty, and it is designed as at larynx
The side of eyeglass main body is provided with approximation " U " type and not exclusively closes the elastic tracheal intubation guide groove of tract, when applying this design, by gas
Pipe conduit is inserted person's windpipe by elastic tracheal intubation guide groove, but this patent there are certain problem:
1). owing to this guide groove and laryngoscope body are not one-body molded, which employs groove connect, bonding, pin joint or the side of link
Formula, therefore structure is more complicated, and cost of manufacture is bigger simultaneously.
2). when intubating, glottis center is the optimum position intubated, fully expose in catheterization procedure epiglottis and
Glottis is extremely important, is directly connected to intubate success, and therefore medical domain is general all by center and the sound of camera view
Door is the most right, although the gathering sill of this laryngoscope blade serves guide effect to endotracheal tube, but this guide groove direction and shooting pipeline
Parallel (see Figure of description), if therefore the center of camera view is the most right with glottis, that endotracheal tube is just by by patient's
The side of trachea tract enters, and is so unfavorable for intubating.
Summary of the invention
The problem to be solved in the present invention is to provide the laryngoscope blade that a kind of simple in construction is easily operated.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of band intubates guidance type draw-in groove once
Property laryngoscope blade, including laryngoscope blade main body and spatula, this laryngoscope blade main body and spatula is the most curved and concave surface the most upwards, described
Spatula is arranged at the top of laryngoscope blade main body, and described spatula is outside along its camber direction at the viewfinder end of laryngoscope blade main body
Extending and form elongated end, this disposable laryngoscope blade also includes that base plate, described base plate are positioned at the bottom of laryngoscope blade body side, described
Base plate is arc and concave upright, and described base plate stretches out along its camber direction formation at the viewfinder end of laryngoscope blade main body
Guide plate, the described elongated end distance away from viewfinder be more than the guide plate outer end distance away from viewfinder, described base plate with laryngoscope
The relative side of sheet main body is provided with baffle plate, and the side of described laryngoscope blade main body, spatula, base plate and baffle plate are formed and intubate guidance type
Draw-in groove, described in intubate guidance type draw-in groove width and height intubated guidance type draw-in groove by this entrance be gradually reduced to its outlet,
The described port of export intubating guidance type draw-in groove is provided with guider, and described laryngoscope blade main body, spatula, base plate become with baffle plate one
Type.
Further, the distance of the described guide plate outer end viewfinder away from laryngoscope blade main body is 8～12mm.
Further, the radius of curvature of the arcwall face of described base plate is 72～82mm.
Further, described guider includes localizer, and described localizer is one-body molded with baffle plate, and this localizer court
Curved to viewfinder direction.
Further, described guider also includes pushing guiding root, and described propelling movement guides root and is positioned in base plate guide plate
Between heart line and laryngoscope blade main body, and this propelling movement guiding root is one-body molded with base plate.
Further, described spatula is provided with briquetting in the upper surface level of elongated end, and described briquetting becomes with spatula one
Type, and described briquetting is cylindrical.
Further, between described spatula and laryngoscope blade main body, be provided with water conservancy diversion groove, this water conservancy diversion groove with intubate guidance type card
Groove is the most right.
Further, described baffle plate is monoblock type or stagewise.
Further, described laryngoscope blade is optical grade height lens.
The present invention has the advantage that with good effect:
1). this laryngoscope blade is one-body molded, simple in construction, and manufacturing cost is relatively low.
2). the guidance type draw-in groove that intubates of this laryngoscope blade is gradually reduced to the size of outlet by entrance, when intubating, leads trachea
Pipe plays the effect of preliminary guiding so that endotracheal tube shifts to the bottleneck throat of patient naturally along this draw-in groove, and this structure is easy to
Implement to intubate action.
3). this laryngoscope blade is provided with localizer, and endotracheal tube is played secondary guide effect by this localizer, at this localizer
Under effect, endotracheal tube is pushed into the center in photographic head left and right view field direction, and the center of camera view is gas
The optimum position of cannula, therefore this structure further improves the accuracy and efficiency intubated, and intubates the raising of efficiency also
Significantly reduce the damage to patient.
4). this laryngoscope blade is provided with propelling movement on base plate and guides root, can be pushed down on by this endotracheal tube and deliver to shooting when intubating
The center in downward view direction on head, therefore this structure ensure that again intubate is smoothed out, and i.e. improves accuracy
The damage of patient is alleviated again with efficiency.
5). this base plate extends the guide plate formed and is positioned between spatula elongated end and viewfinder, and this guide plate outer end is away from taking
Scape window 8～12mm, this design ensure that the guiding distance to endotracheal tube to greatest extent, and then again improve and intubate effect
Rate.
6). this laryngoscope blade is provided with cylindricality briquetting at the elongated end of spatula, the highest point of this cylindricality briquetting and spatula position
Upper surface in viewfinder end forms an open region, owing to the structure of human body bottleneck throat is complicated, is intubating patient
Time, the physiological structure of bottleneck throat bending can be avoided, it is to avoid spatula and the friction of bottleneck throat, alleviate to a certain extent patient
Injury.
7). the water conservancy diversion groove that this laryngoscope blade is provided with, plays guide functions to the saliva of patient's secretion.
Accompanying drawing explanation
Fig. 1 is axonometric chart of the present invention；
Fig. 2 is front view of the present invention；
Fig. 3 is left side view of the present invention；
Fig. 4 is right side view of the present invention；
Fig. 5 is the rearview of the present invention；
Fig. 6 is the A-A sectional view of Fig. 2 of the present invention；
In figure:
1. laryngoscope blade main body, 2. baffle plate, 3. intubate guidance type draw-in groove,
4. spatula, 5. pushes and guides root, 6. viewfinder,
7. briquetting, 8. base plate, 9. buckle,
10. image acquisition feeder connection, 11. water conservancy diversion grooves, 12. open regions,
13. localizers, 31. entrances, 32. outlets, 14. connecting portions.
Detailed description of the invention
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is elaborated:
As shown in Fig. 1～Fig. 6, a kind of band intubates the disposable laryngoscope blade of guidance type draw-in groove, including laryngoscope blade main body 1 and pressure
Hyoplastron 4, laryngoscope blade main body 1 and spatula 4 be the most curved and concave surface the most upwards, laryngoscope blade main body 1 is strip, and its one end is provided with
Viewfinder 6, is provided with the image acquisition passage being connected with this viewfinder, the shape of this image acquisition passage in laryngoscope blade main body 1
Corresponding with the shape of laryngoscope blade main body 1, laryngoscope blade main body 1 includes the connecting portion 14 that its top is provided with, and connecting portion 14 is arranged on
At main body 1 image acquisition feeder connection end 12～18mm and extend to viewfinder 6 end of main body 1, the concave surface of connecting portion 14 away from
The distance of the bottom surface of laryngoscope blade main body 1 is gradually reduced along the arcuate directions of laryngoscope blade main body, and connecting portion 14 is near viewfinder end
Being provided with water conservancy diversion groove 11, water conservancy diversion groove 11 is vertical with the tangent line of the camber line of laryngoscope blade main body 1, and spatula 4 is by connecting portion 14 He
Laryngoscope blade main body 1 connects, and spatula 4 and laryngoscope blade main body 1 are one-body molded, spatula 4 at viewfinder 6 end along the arc of spatula 4
Shape direction stretches out formation elongated end, and the upper surface level at elongated end is provided with briquetting 7, and briquetting 7 becomes with spatula 4 one
Type, and briquetting 7 is cylindrical, and the top of briquetting 7 and spatula 4 are positioned at the upper surface of viewfinder 6 end and form an open district
Territory 12；
Base plate 8 is arc and concave upright, and base plate 8 is positioned at the bottom of laryngoscope blade main body 1 side, laryngoscope in the present embodiment
The lower surface of sheet main body 1 is identical with the radius of curvature of the arcwall face of the lower surface of base plate 8, and is 77mm, therefore base plate 8 times
The lower surface of surface and laryngoscope blade main body 1 is positioned at same surface, and base plate 8 is arranged at image acquisition feeder connection end 12～18mm
And extending to viewfinder 6 end of main body 1, base plate 8 is stretched by follow-up the reneing of viewfinder 6 and is formed outside guide plate, and guide plate
The end distance away from viewfinder 6 is 10mm, and the width of base plate 8 is gradually reduced to its guide plate outer end by its initiating terminal, base plate 8 with
The relative side of laryngoscope blade main body 1 is provided with baffle plate 2, described laryngoscope blade main body 1 be provided with the side of base plate, the lower surface of spatula 4,
Base plate 8 and the upper surface of guide plate thereof and baffle plate 2 are formed towards the surface of laryngoscope blade main body 1 and intubate guidance type draw-in groove 3, due to even
Connect the change that the width of the descending Changing Pattern of the portion 14 distance apart from the bottom of laryngoscope blade main body 1 and base plate is descending
Rule, therefore described in intubate the width of guidance type draw-in groove 3 and height is intubated the entrance 31 of guidance type draw-in groove 3 by this and exports 32 to it
Being gradually reduced, namely this intubates guidance type draw-in groove and 32 is gradually reduced to its outlet by entrance 31 by intubating guidance type draw-in groove 3, this
In embodiment, baffle plate 2 uses integral form i.e. plate washer 2 to be one block of plate, and baffle plate 2 is vertically arranged with base plate 8, baffle plate 2 and the end
The opposite end of plate 8 is corrugated, and the ripple relief height of baffle plate 2；
Being provided with guider at the port of export intubating guidance type draw-in groove 3, guider includes localizer 13 and pushes guiding
Root 5, wherein localizer 13 is one-body molded with baffle plate 2, and localizer 13 is curved towards the direction of viewfinder 6, pushes and guides
Root 5 is arranged between the centrage and laryngoscope blade main body 1 of base plate 8 guide plate, and this propelling movement guides root 5 and base plate 8 one
Body formed.
The work process of this laryngoscope blade is: the buckle 9 being provided with by laryngoscope blade by this laryngoscope blade and the connection of laryngoscope, then
Being stretched to down along tongue by spatula 4 in the mouth of patient, and advance to bottleneck throat, now photographic head passes through viewfinder 6 to larynx
The location status of eyeglass carries out real-time photography and reaches display screen, and the position of laryngoscope blade is adjusted by operator according to image
Until the elongated end of laryngoscope blade arrives epiglottis root, the position adjusting laryngoscope blade makes the central region position of photographic head just to sound
Door, then rotates laryngoscope handle and epiglottis is mentioned by the briquetting 7 of spatula 4 expose trachea, and now medical personnel just can be to trouble
Person implements tracheal intubation action, endotracheal tube is entered by the entrance 31 intubating guidance type draw-in groove 3 and is pushed ahead, when trachea is led
When pipe moves to export near 32, under pushing the common effect guiding root 5 and localizer 13, arrive the central region position of photographic head
Putting, endotracheal tube is just inserted by the center of patient airway, i.e. completes a catheterization procedure, after intubating, by this laryngoscope blade
Process as medical waste.
Above one embodiment of the present of invention is described in detail, but described content has been only the preferable enforcement of the present invention
Example, it is impossible to be considered the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement
Deng, within all should still belonging to the patent covering scope of the present invention.
Claims (8)
1. band intubates a disposable laryngoscope blade for guidance type draw-in groove, including laryngoscope blade main body and spatula, and this laryngoscope blade main body
The most upwards, described spatula is arranged at the top of laryngoscope blade main body, and described spatula is at larynx for and concave surface the most curved with spatula
The viewfinder end of eyeglass main body stretches out along its camber direction formation elongated end, it is characterised in that: this band intubates guidance type card
The disposable laryngoscope blade of groove also includes that base plate, described base plate are positioned at the bottom of laryngoscope blade body side, and described base plate is arc
And concave upright, described base plate stretches out along its camber direction formation guide plate at the viewfinder end of laryngoscope blade main body, described
The elongated end distance away from viewfinder is more than the guide plate outer end distance away from viewfinder, and described base plate is relative with laryngoscope blade main body
Side is provided with baffle plate, and the side of described laryngoscope blade main body, spatula, base plate and baffle plate are formed and intubate guidance type draw-in groove, described slotting
The width of pipe guidance type draw-in groove and height intubated guidance type draw-in groove by this entrance be gradually reduced to its outlet, described in intubate guiding
The port of export of type draw-in groove is provided with guider, and described guider includes pushing guiding root, and described propelling movement guides root and is positioned at base plate
Between centrage and the laryngoscope blade main body of guide plate, and this propelling movement guiding root is one-body molded with base plate, described laryngoscope blade main body,
Spatula, base plate and baffle plate are one-body molded.
A kind of band the most according to claim 1 intubates the disposable laryngoscope blade of guidance type draw-in groove, it is characterised in that lead described in:
Distance to the plate outer end viewfinder away from laryngoscope blade main body is 8～12mm.
A kind of band the most according to claim 1 intubates the disposable laryngoscope blade of guidance type draw-in groove, it is characterised in that: the described end
The radius of curvature of the arcwall face of plate is 72～82mm.
A kind of band the most according to claim 1 intubates the disposable laryngoscope blade of guidance type draw-in groove, it is characterised in that lead described in:
Including localizer to device, this localizer is one-body molded with baffle plate, and this localizer is curved towards viewfinder direction.
A kind of band the most according to claim 1 intubates the disposable laryngoscope blade of guidance type draw-in groove, it is characterised in that: described pressure
Hyoplastron is provided with briquetting in the upper surface level of elongated end, and described briquetting is one-body molded with spatula, and described briquetting is cylinder
Shape.
6. intubate the disposable laryngoscope blade of guidance type draw-in groove according to a kind of band described in claim 1 or 2 or 3 or 5, its feature exists
In: being provided with water conservancy diversion groove between described spatula and laryngoscope blade main body, this water conservancy diversion groove is with to intubate guidance type draw-in groove the most right.
A kind of band the most according to claim 1 intubates the disposable laryngoscope blade of guidance type draw-in groove, it is characterised in that: described gear
Plate is monoblock type or stagewise.
A kind of band the most according to claim 1 intubates the disposable laryngoscope blade of guidance type draw-in groove, it is characterised in that: described larynx
Eyeglass is optical grade height lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410255251.4A CN104027066B (en) | 2014-06-10 | 2014-06-10 | A kind of band intubates the disposable laryngoscope blade of guidance type draw-in groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410255251.4A CN104027066B (en) | 2014-06-10 | 2014-06-10 | A kind of band intubates the disposable laryngoscope blade of guidance type draw-in groove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104027066A CN104027066A (en) | 2014-09-10 |
| CN104027066B true CN104027066B (en) | 2016-08-24 |
Family
ID=51458231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410255251.4A Active CN104027066B (en) | 2014-06-10 | 2014-06-10 | A kind of band intubates the disposable laryngoscope blade of guidance type draw-in groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104027066B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101748822B1 (en) * | 2015-07-01 | 2017-07-03 | 에이스메디칼 주식회사 | Laryngoscope |
| CN107361733B (en) * | 2017-08-24 | 2023-11-07 | 福建医科大学附属第一医院 | Disposable video laryngoscope lens with trachea cannula guide groove and airway anesthesia guide groove |
| CN109008926B (en) * | 2018-08-27 | 2024-06-04 | 深圳麦科田生命科学有限公司 | Laryngoscope lens |
| CN109907726B (en) * | 2019-04-25 | 2024-05-10 | 珠海普生医疗科技有限公司 | Laryngoscope lens and laryngoscope |
| KR102492718B1 (en) * | 2021-04-02 | 2023-01-26 | 인제대학교 산학협력단 | Video laryngoscope with variable blade angle |
| KR102492719B1 (en) * | 2021-04-13 | 2023-02-02 | 인제대학교 산학협력단 | Video laryngoscope with variable blade angle |
| KR102388571B1 (en) * | 2021-12-27 | 2022-04-19 | 석화영 | Laryngoscope |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2102294A (en) * | 1981-05-18 | 1983-02-02 | Heine Optotech Kg | Laryngoscope and improved blade therefor |
| US5036835A (en) * | 1990-04-27 | 1991-08-06 | Mesoud Filli | Adjustable sliding laryngoscope blade |
| CN201192333Y (en) * | 2008-05-01 | 2009-02-11 | 范天仁 | Pharyngoscope |
| CN102283627A (en) * | 2011-06-17 | 2011-12-21 | 上海景仁医疗科技有限公司 | Laryngoscope blade |
| CN102580217A (en) * | 2012-04-11 | 2012-07-18 | 广州耀远实业有限公司 | Novel laryngoscopic lens |
| CN202739968U (en) * | 2012-09-13 | 2013-02-20 | 何沛霖 | Novel visible laryngoscope blade |
| CN203898259U (en) * | 2014-06-10 | 2014-10-29 | 天津麦迪安医用电子科技有限公司 | Disposable laryngoscope lens with intubation tube guide type clamping groove |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5413724B2 (en) * | 2009-09-08 | 2014-02-12 | 国立大学法人 岡山大学 | Laryngoscope |
-
2014
- 2014-06-10 CN CN201410255251.4A patent/CN104027066B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2102294A (en) * | 1981-05-18 | 1983-02-02 | Heine Optotech Kg | Laryngoscope and improved blade therefor |
| US5036835A (en) * | 1990-04-27 | 1991-08-06 | Mesoud Filli | Adjustable sliding laryngoscope blade |
| CN201192333Y (en) * | 2008-05-01 | 2009-02-11 | 范天仁 | Pharyngoscope |
| CN102283627A (en) * | 2011-06-17 | 2011-12-21 | 上海景仁医疗科技有限公司 | Laryngoscope blade |
| CN102580217A (en) * | 2012-04-11 | 2012-07-18 | 广州耀远实业有限公司 | Novel laryngoscopic lens |
| CN202739968U (en) * | 2012-09-13 | 2013-02-20 | 何沛霖 | Novel visible laryngoscope blade |
| CN203898259U (en) * | 2014-06-10 | 2014-10-29 | 天津麦迪安医用电子科技有限公司 | Disposable laryngoscope lens with intubation tube guide type clamping groove |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104027066A (en) | 2014-09-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104027066B (en) | A kind of band intubates the disposable laryngoscope blade of guidance type draw-in groove | |
| CN105343975B (en) | A kind of tracheal inserting device without laryngoscope | |
| CN205515880U (en) | Multi -functional breathing air flue management device | |
| CN203898259U (en) | Disposable laryngoscope lens with intubation tube guide type clamping groove | |
| CN107361733B (en) | Disposable video laryngoscope lens with trachea cannula guide groove and airway anesthesia guide groove | |
| CN207429503U (en) | A kind of apply visually leads core in trachea cannula operation | |
| CN105852791B (en) | Optical wand guides laryngoscope | |
| CN113907977A (en) | Trachea cannula device and method for difficult airway | |
| CN205095204U (en) | Visual endotracheal tube with adjustable front end | |
| CN102283629A (en) | Anaesthetic laryngoscope with adjustable length | |
| CN201743661U (en) | Portable video guide instrument for trachea cannula | |
| CN202568196U (en) | Novel laryngoscopic lens | |
| CN204910224U (en) | Visual phlegm pipe of inhaling of video | |
| CN207837990U (en) | Branchofiberoscope guidance tracheal intubation auxiliary device | |
| CN202235289U (en) | Trachea cannula video laryngoscope | |
| CN101596336A (en) | A kind of visual trachea cannula guiding device | |
| CN101455873A (en) | Double-cavity trachea catheter | |
| CN210673287U (en) | L-shaped narrow anatomical video pharyngoscope | |
| CN211093963U (en) | Bendable video laryngoscope | |
| CN203724069U (en) | Anesthetic laryngoscope with adjustable endoscopic lens angle | |
| CN205391088U (en) | Visual oxygen suppliment integration first aid laryngoscope system | |
| CN204813778U (en) | Novel laryngoscope piece is used to larynx branch of academic or vocational study | |
| CN202161294U (en) | Length-adjustable anaesthetic laryngoscope | |
| CN102580217A (en) | Novel laryngoscopic lens | |
| CN105496344A (en) | First-aid laryngoscope system integrating visualization and oxygen supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200330 Address after: Building 35-1, building 111, Yougu New Science Park, the east side of Jingfu Road, pharmaceutical Park, Beichen economic and Technological Development Zone, Beichen District, Tianjin Patentee after: TIANJIN MEDAN MEDICAL Corp. Address before: 300384 in Tianjin Binhai Huayuan Industrial Zone Wuhua Avenue No. 2 A block, room 3102 Patentee before: TIANJIN MEDAN MEDICAL ELECTRONICS TECHNOLOGY Co.,Ltd. |