CN204049605U - Anatomical form video laryngopharyngeal mirror - Google Patents
Anatomical form video laryngopharyngeal mirror Download PDFInfo
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- CN204049605U CN204049605U CN201420128631.7U CN201420128631U CN204049605U CN 204049605 U CN204049605 U CN 204049605U CN 201420128631 U CN201420128631 U CN 201420128631U CN 204049605 U CN204049605 U CN 204049605U
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- semicircle
- eyeglass
- mirror
- video device
- endotracheal tube
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Abstract
The utility model discloses a kind of anatomical form video laryngopharyngeal mirror, eyeglass main body semicircular in shape, under left side towards center of circle infolding extend, above more than half nose circle have short prolongation.Be camera end on the left of the semicircle of connection extension, direction vertically downward.With the angle > 30 degree of semicircle left-hand end vertical line below extension, length < 50mm, the inwardly projecting that end has arc to tilt.The extended line of prolongation and the angle of cut≤60 degree of semicircle vertex tangent below.Half diameter of a circle according to different model between 60mm to 120mm.Mirror body is divided into two, front and back, forward and backward wide < 23mm, and rear portion is that groove inserted by closed video device camera lens, wide < 8mm.Front portion is endotracheal tube guiding groove, wide < 15mm, and above right side is risen, outside is open, L-shaped, launch gradually above to the left and be covered to below with wide, cross camera end and press down, " C " shape open in outside.The design's closing to reality oropharynx larynx dissects radian, provides special structural condition to appearing glottis and accurately guiding and insert endotracheal tube.
Description
Technical field
Relating to medical treatment guides endotracheal tube to carry out the visual device of tracheal intubation for appearing glottis.
Background technology
Visual laryngopharyngeal mirror be applied as tracheal intubation especially difficult tracheal intubation provide a kind of safer and more effective method, there is certain use restriction in several devices common at present, as selling at exorbitant prices, general hospital especially basic hospital is difficult to burden separately; Nature position under operate convenient not, general doctor need have endotracheal intubation basis and through repeatedly practising grasping; The visual field is little, and glottis exposes not good, and camera lens is subject to tissue and blocks, cannot continuous clear display surrounding tissue, and position judgment and adjustment are often had any problem, and during operation, trick coordinates and is often difficult to coordinate, and endotracheal tube is inserted difficulty occurs, especially do not lack experience person.
Some plastic type is observed with endoscope, though the realistic dissection radian of the plastic formation of this series products, fixed support effect is poor, yielding, is difficult to keep desirable dissection radian in practical operation, particular difficulty patient often uncontrollable with adjust to accurate location.
The eyeglass class visible laryngoscope of current solid shape, lens shape and the actual radian of dissecting of oropharynx larynx are pressed close to not, still need to adjust head position and use larger lift power when exposing throat, and when conduit is inserted, head-end location is often difficult to accurately arbitrarily control; Or it is easy to expose display throat, but without being convenient to the guiding groove of catheter position adjustment, making conduit insert and sometimes also having any problem.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of video laryngopharyngeal mirror closer to dissecting, because of oral cavity from front tooth to the upper respiratory tract of glottis nature shape in approximate fall fish hook, according to the specific anatomical form of mouth and throat, this utility model is designed to dissect radian by closing to reality oropharynx larynx to greatest extent, without the need to adjusting head position, eyeglass also easily can arrive bottleneck throat without the need to lift of exerting oneself especially after inserting oral cavity, and appears glottis; The bootable endotracheal tube of endotracheal tube guiding groove enters the camera lens visual field.Different from existing product be in, except longitudinal direction, laterally also have more sufficient tracheal catheter position adjustment capability if desired, be convenient to conduit and accurately insert.Right part " L " shape is designed, and volume can be made less, reduces the restriction being subject to lips and teeth after mirror body inserts oral cavity, increases the moving range of mirror body inside and outside oral cavity, be convenient to the lens position accurately adjusting camera end; Camera lens has enough distances to eyeglass top, ensures enough Depth of fields and areas imaging, camera lens can be avoided to be blocked by tissue and make the visual field affect observation location without image.
For solving the problems of the technologies described above, this utility model provides a kind ofly has special angle and anatomical form video laryngopharyngeal mirror with special navigation groove.Eyeglass mirror body is semicircle and side infolding.Circular mirror body part internal diameter is by different model between 60mm and 120mm, and left side is camera end, and right side is camera lens set terminal.Eyeglass mirror body divides two, front and back, width < 23mm, rear portion is that the video device camera lens that right-hand end opening remainder is closed inserts groove, width < 8mm, and front portion is the guiding groove of semi-open endotracheal tube etc., width < 15mm, above right side, outside is open L-shaped, launches gradually and covers above to the left, and below with wide, cross camera end < 10mm and press down, wide-open in outside " C " shape.
The beneficial effects of the utility model are: considered the oropharynx larynx that can either get close to nature to greatest extent in shape and dissected radian, compare with the visual laryngopharyngeal mirror of existing solid shape, angle of bend is larger, can insert at direct oral cavity under natural head posture and be slipped into bottleneck throat along tongue body, easily expose glottis; The special construction guiding groove of design is convenient to accurately inserting of endotracheal tube and is adjusted with position.Tiltedly also pushed away " L " guiding groove knuckle direction forward and can accurately control conduit in guiding groove by endotracheal tube, conduit is consistent with camera lens visual field axis after guiding groove is drawn, and accurately endotracheal tube can be inserted trachea.If conduit does not accurately aim at glottis after inserting guiding groove, due to opening completely outside guiding groove, conduit moves unrestricted in side, namely laterally can do the movement of certain limit, is therefore convenient to adjustment conductor housing end position and aims at glottis juxtaposition and enter glottis and enter trachea.After trachea inserted by endotracheal tube, pharynx radian of blurting out exits eyeglass, and side can be separated with endotracheal tube is without hindrance.The inwardly projecting that on the left of eyeglass, the arc on top tilts below is inserting the stop that can reduce soft tongue body in process, is convenient to mirror body and slips into bottleneck throat.The mutual angle that the structure of camera end peripheral part and infolding prolongation are formed and vertical and horizontal relative spacing, both contributed to glottis and exposed, and be convenient to again accurately guide endotracheal tube to enter glottis.
Imaging system with light source is made the camera lens part of inserting groove homotype with video device, mirror shank is centrifugal to design, overall in spoon shape, different from the mirror handle of the centripetal side of other products, can reduce the stop suffered by mirror handle when mirror body is inserted, convenient operation.Camera lens part can be inserted eyeglass and use by wired or wireless connection display.Also portable integrated mirror can be made by video device portion and eyeglass.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is described in further detail.
Fig. 1 is the front view of lens structure described in this utility model embodiment;
The front view (band 1-1,2-2,3-3 hatching) that Fig. 2 A is lens structure described in this utility model embodiment; Fig. 2 B is the 1-1 profile of Fig. 2 A; Fig. 2 C is the 2-2 profile of Fig. 2 A; Fig. 2 D is the 3-3 profile of Fig. 2 A;
The endotracheal tube guiding groove top view that Fig. 3 is eyeglass described in this utility model embodiment;
Fig. 4 is spoon shape band handle video device side view described in this utility model embodiment.
Detailed description of the invention
As shown in Figures 1 to 4, eyeglass mirror body described in the utility model be semicircle and left side to the center of circle 30 degree of infoldings, coupling part is fillet.Extend towards center of circle infolding under left side.Be camera end on the left of the semicircle of connection extension, lens direction vertically downward.The vertical line angle > 30 degree of extension and semicircle left-hand end, extension length < 50mm, end is the center of circle inwardly projecting that has arc to tilt dorsad.The angle of cut≤60 degree that prolongation extended line and semicircle vertex tangent are formed.Half diameter of a circle according to different model between 60mm to 120mm.Mirror structure is divided into two, front and back, forward and backward wide < 23mm, rear portion is that groove inserted by closed video device camera lens, wide < 8mm (Fig. 2 B, 2C, 2D), front portion is endotracheal tube guiding groove, wide < 15mm, above right side is risen, outside is open, L-shaped, launch gradually and cover above to the left, cross camera end with pressing down below, " C " shape (Fig. 3) open in outside, the high consistent < 18mm (Fig. 1) in above and below.
This utility model combines and utilizes the existing digital optical technology generally used, and the electronic imaging system with light source is made the video device of inserting groove homotype with video device, video device handle is opposing with mirror body, and overall is spoon shape (Fig. 4).Video device portion and eyeglass can be made into one, Reusability of can sterilizing; Also can be made into separate type, during use, video device camera lens part is embedded the video device camera lens closed and insert groove, eyeglass single use (Fig. 1).Video device and display can wired connections, also wireless connections can become portable video display system.
Mirror shape dissects radian closer to reality, angle≤60 degree that the line of prolongation and half domed end tangent line are formed, can make eyeglass the identical part inserting the oral cavity degree of depth have than existing product less in angle, can attach the mouth of nature dissection, pharynx, larynx axis completely, mirror body radian more meets the natural anatomical angulation of upper respiratory tract oropharynx larynx.Mirror body enters excessively to lift and can make alignment lens glottis along dissection radian naturally and make its video picture.Semi-open guiding groove, conduit can be made to enter along guiding groove " L " shape knuckle place and be close to eyeglass send at guiding groove front exit, when inserting endotracheal tube, due to endotracheal tube tail end, large portion does not limit by guiding groove, by more in rotary moving can in length and breadth to accurate adjustment conductor housing end position, even if avoid other types visible laryngoscope sometimes glottis appear satisfied, endotracheal tube head-end location is difficult to fully accurate adjustment direction, and puts pipe difficulty.Eyeglass left distal end, in the inwardly projecting tilted, contributes to the stop of soft tongue body when reduction eyeglass is inserted and is convenient to slip over tongue body, can reduce again and insert damage.Eyeglass head end and camera lens part distance > 30mm, the support of mirror groove can ensure that camera lens has enough Depth of fields in addition, and covering can not be organized to cause cannot imaging and affect Continuous Observation.Also suitably can zoom in or out on above-mentioned size basis, make different model.
This utility model operational approach illustrates:
Eyeglass camera end is inserted oral cavity, pressing nature completely due to lens radian and dissect radian design, as long as therefore eyeglass per os can be inserted, without the need to adjusting head position, eyeglass head end can be placed on glottis.Eyeglass head end and each lateral edge are noinvasive sphere, and head end is flat, and then can reduce the damage that may cause thus and stimulation and be conducive to noinvasive and insert.Mirror body crooked radian and oral cavity, maxillary, that throat dissects radian is consistent, can under display image free of discontinuities be guided continuously, make eyeglass after entering oral cavity, be close to tongue body to slip into bottleneck throat along dissecting radian, with tongue, maxillary, uvula for inserting reference, make teat in eyeglass be placed in epiglottic vallecula, gently lifting epiglottic cartilage fully can expose glottis.Owing to being hard mirror body, have well fixing and support force, remote location is easy to control and adjust at any time.After appearing glottis, fixed mirror body, by oblique for endotracheal tube " L " the shape knuckle place being close to guiding groove, naturally can send into forward left side " C " shape portion's entrance of guiding groove until camera end is drawn, just under display image guides, endotracheal tube can be inserted glottis.If desired, also by propelling movement and the rotation adjustment direction of catheter tail, endotracheal tube is aimed at juxtaposition and enters glottis.Rotating trachea tail end of conduit can make conduit head end have the traverse range of more than 2cm, very favourable to accurate adjustment duct direction.Control conduit and insert the trachea degree of depth, exit eyeglass along radian, conduit can without hindrancely be separated in semi-open side, endotracheal tube guide channel portion with mirror body, and tracheal intubation can simply complete.
This utility model has considered in shape can either dissect radian by closing to reality oropharynx larynx to greatest extent, has taken into account again and has been convenient to inserting and exiting of mirror body and endotracheal tube.Eyeglass, inserting in process owing to ensure that the display of continuous free of discontinuities and noinvasive are inserted, is avoided blindly estimating, is convenient to accurate adjustment apical position at any time.The organizational structure of continuous display is the object of reference of position adjustment, and the endotracheal tube guiding groove on the left of eyeglass can effectively fix guide catheter head end, again by tail end of conduit accurate adjustment in rotary moving and control conductor housing end position, makes to put pipe without difficulty.
Lens radian designs more closing to reality and dissects radian, and compatible degree is better, without the need to adjusting head position when making eyeglass insert, easily can appear glottis without the need to larger lift power, reduces the damage to tissue and stimulation further.Compare with current all kinds of visual laryngopharyngeal mirror, same placed-depth can produce naturally less interior angle (in mouth axle-larynx axle angle), is particularly conducive to the high patient's glottis of larynx and exposes.
This utility model by pharyngoscope lens with medical rigid material as rustless steel, lucite, plastics etc., design with the radian closer to the actual dissection of upper respiratory tract, consider simultaneously and be more conducive to bottleneck throat display, be convenient to eyeglass, mirror body insert and insert after position adjustment, take into account endotracheal tube and insert enough spaces.Eyeglass head end is flat, makes to insert the more smooth and easy facility in oral cavity.
This utility model is not limited to embodiment discussed above.Above the description of detailed description of the invention is intended to describe and illustrate the technical scheme that this utility model relates to.Based on this utility model enlightenment apparent conversion or substitute also should be considered to fall into protection domain of the present utility model.Above detailed description of the invention is used for disclosing best implementation method of the present utility model, can apply numerous embodiments of the present utility model and multiple alternative to reach the purpose of this utility model to make those of ordinary skill in the art.
Claims (7)
1. an anatomical form noinvasive video laryngopharyngeal mirror, the lens shape of mirror body be semicircle and under left side towards side, center of circle infolding > 30 degree prolongation, the left-hand end of semicircle is camera end.
2. as claim 1, semi-circular portions internal diameter according to different model between 60mm to 120mm, high < 18mm; Prolongation length < 50Em below, end is the little arc tilting inwardly projecting in the center of circle dorsad, extends < 10mm above.
3., as claim 1, angle≤60 degree that the extended line of flap section and semicircle vertex tangent are formed, extension and semicircle connecting portion are small round corner.
4. as claim 1, eyeglass semi-circular portion is divided into two, front and back, width < 23mm, and rear portion is that right-hand end has the video device camera lens closed of opening to insert groove, width < 8mm; Front portion is the guiding groove of endotracheal tube etc., width < 15mm; Above right side is risen, outside is open L-shaped, gradually launch above to the left to become " C " shape, i.e. outside opening completely, launch gradually above with below with wide and cross camera end and extend slightly, the semi-circular portions of prolongation top and bottom and mirror body is same high, interior, lower face closure.
5. as claim 1,2, eyeglass semicircle left-hand end be connected above the vertical line of remote point and the vertical dimension < 40mm of infolding extension end, the spacing < 30mm of this vertical line and extension far-end inwardly projecting.
6. each limit of eyeglass and free surface all do the process of fillet noinvasive.
7. the anatomical form video laryngopharyngeal mirror described in, be further characterized in that, imaging system with light source is made the video device of inserting groove homotype with video device, end be with mirror body centrifugal to handle, video device entirety is in spoon shape, camera lens part can insert closed video device camera lens and insert groove, wired or wireless connection display.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420128631.7U CN204049605U (en) | 2014-03-20 | 2014-03-20 | Anatomical form video laryngopharyngeal mirror |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420128631.7U CN204049605U (en) | 2014-03-20 | 2014-03-20 | Anatomical form video laryngopharyngeal mirror |
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Publication Number | Publication Date |
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CN204049605U true CN204049605U (en) | 2014-12-31 |
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CN201420128631.7U Expired - Fee Related CN204049605U (en) | 2014-03-20 | 2014-03-20 | Anatomical form video laryngopharyngeal mirror |
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CN (1) | CN204049605U (en) |
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2014
- 2014-03-20 CN CN201420128631.7U patent/CN204049605U/en not_active Expired - Fee Related
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20210320 |
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CF01 | Termination of patent right due to non-payment of annual fee |