CN208988826U - L shape dissects video pharyngoscope - Google Patents
L shape dissects video pharyngoscope Download PDFInfo
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- CN208988826U CN208988826U CN201820897476.3U CN201820897476U CN208988826U CN 208988826 U CN208988826 U CN 208988826U CN 201820897476 U CN201820897476 U CN 201820897476U CN 208988826 U CN208988826 U CN 208988826U
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Abstract
The utility model discloses a kind of L shapes to dissect video pharyngoscope, including display, mirror body and camera lens；The mirror body is the L-shaped structure equipped with tracheal catheter guide channel, the corner interconnecting piece of L shape mirror body is the circular arc of 80-100 degree, using the upward vertical extension of this circular arc as handle portion, the handle portion top is connect with the display, it is initiated with camera end to the right with the lower section of this circular arc, the camera lens is equipped in the camera end；To the right by the camera end, inner arc tangent line is extended for mirror body oral cavity set terminal, and the distal end of mirror body oral cavity set terminal and the outer arc of camera end connect into triangle；The camera lens and the wired or wireless connection of the display.The utility model more meets the shape of nature dissection radian, so that glottis is appeared influence that is more complete, more precisely and easy, and not blocking vulnerable to tissue, tracheal catheter easily can be introduced glottis, be placed in tracheae, greatly improve operation ease and accuracy.
Description
Technical field
The utility model relates to medical instruments, and in particular to it is a kind of medical treatment for appear glottis guidance tracheal catheter carry out gas
The visual device of cannula more particularly to a kind of L shape dissect video pharyngoscope.
Background technique
The application of visual pharyngoscope provides a kind of safer and more effective side for trachea cannula especially difficult tracheal intubation
Method, several visual devices common at present are in terms of improving trachea cannula success rate, reducing trachea cannula and tradition is straight
It connects pharyngoscope to compare, there is apparent advantage.But respectively there is also certain use limitations, as in certain special anatomical variations
Patient is blocked due to the relationship of angle lens and position vulnerable to tissue, continuously can not clearly show surrounding tissue, makes glottis position
It sets judgement and adjustment is often had any problem.The major part patient pass inadequate due to angle and distance compatible degree between camera lens and glottis
System, often cannot completely and adequately appear entire glottis range.Sometimes trick cooperation often is difficult to coordinate in operation, especially
Initial stage user makes trachea cannula still be difficult to success there are still glottis difficult exposure.
Certain plastic type observation endoscopes, though such product plastic type fixes support at practical dissection radian is met
It is poor to act on, easily-deformable, is difficult to overcome the blocking of tissue in practical operation, thus is difficult to keep ideal dissection radian, special
Difficult patient is often unable to control and is adjusted to accurate location；It is easily blocked by tissue during merging, it is difficult to guarantee that camera lens has sufficiently
The depth of field cause image fuzzy so that location difficulty.
The part in the visible laryngoscope merging oral cavity of fixed shape at present, it is whole mostly to be designed with a cambered surface.And the arc
At angle be all larger than 120 degree.The angle formed in natural position due to oral cavity front tooth plane and bottleneck throat glottis plane is about
At 90 degree, when this makes such mirror body shape and the practical dissection radian of oropharynx larynx not enough close to, exposed bottleneck throat glottis there is still a need for
Biggish lifting power.In addition, when tracheal catheter is placed in, due to there is no a guide design, conduit head-end location be difficult to sometimes accurately with
Meaning control makes conduit merging glottis also have any problem sometimes.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of L shapes to dissect video pharyngoscope, more meets nature solution
The shape for cuing open radian makes glottis appear the influence for more precisely and being easy, and not blocking vulnerable to tissue, can easily draw tracheal catheter
Enter glottis, is placed in tracheae, greatly improves operation ease and accuracy.
It is to make to dissect radian naturally by closing to reality oropharynx larynx to greatest extent that the utility model, which designs targeted,
Shape, make mirror body be placed in oral cavity after without especially firmly lifting can easily adjust arrival bottleneck throat, by means of most appropriate
Angle enables camera lens not blocked to greatest extent by oropharynx tissue effect and appears glottis.After appearing glottis, by means of with camera lens side
To consistent tracheal catheter guide channel opening direction, tracheal catheter easily can be introduced into glottis, be placed in tracheae.
In order to solve the above technical problems, the utility model provides a kind of L more agreed with natural anatomical angulation in shape
Shape dissects video pharyngoscope, including display, mirror body and camera lens；The mirror body is L-shaped equipped with tracheal catheter guide channel
Structure, the corner interconnecting piece of L shape mirror body is the circular arc of 80-100 degree, using the upward vertical extension of this circular arc as handle portion, the hand
Shank top is connect with the display, is initiated with camera end to the right with the lower section of this circular arc, and the mirror is equipped in the camera end
Head；To the right by the camera end, inner arc tangent line is extended for mirror body oral cavity set terminal, the distal end of mirror body oral cavity set terminal and camera end
Outer arc connect into triangle；The camera lens and the wired or wireless connection of the display.
As the preferred technical solution of the utility model, the internal diameter and outer diameter of the circular arc of the mirror body corner interconnecting piece be not according to
With model between 25mm-45mm and 42mm-62mm；Thickness≤17mm of the circular arc of the mirror body and corner interconnecting piece.
As the preferred technical solution of the utility model, the length of the handle portion is 60-160mm.
As the preferred technical solution of the utility model, the rectangular in cross-section of the mirror body, width between 20-25mm,
Height is between 15-17mm；To being equipped with size uniformity at lower section to the right extension section start camera end, be in three by the handle portion
The tracheal catheter guide channel of face closure, the tracheal catheter guide channel are the side of outside Full-open without confinement groove.
As the preferred technical solution of the utility model, the mirror body oral cavity set terminal slotless, plane of structure is to distal end width
Tapered, most narrow section is 12-15mm；The length of mirror body oral cavity set terminal is between 25mm-35mm.
As the preferred technical solution of the utility model, the groove width of the tracheal catheter guide channel is 12-15mm, and groove depth is
20-23mm；The video lens that the bottom of the tracheal catheter guide channel is equipped with five face closures are placed in slot, and the camera lens is inserted into the view
Frequency camera lens is placed in slot.
As the preferred technical solution of the utility model, the cell wall of the tracheal catheter guide channel and video lens merging slot
Thick < 2mm.
As the preferred technical solution of the utility model, the corner interconnecting piece circular arc lower end of the L shape mirror body is with light
The mirror axis of the camera lens in source, camera lens is parallel with the plane of mirror body oral cavity set terminal or in isolated 10-15 degree angle, make mirror axis with
The opening direction of spacing > 10mm at the set terminal of mirror body oral cavity, the tracheal catheter guide channel are consistent with the direction of the camera lens.
As the preferred technical solution of the utility model, the camera lens and mirror body integrated molding or the camera lens and mirror
System is at detached type.
As the preferred technical solution of the utility model, the camera end and the camera lens distance > 25mm.
The utility model has the beneficial effects that: having comprehensively considered the oropharynx larynx dissection that can get close to nature to greatest extent in shape
Radian guarantees that the front and back point of mirror body posting port inner part is formed by compared with the existing common fixed visual pharyngoscope of shape
Natural within angle is 90 degree, and bending angle is bigger, but the extension of camera end is tangent line extension, so that merging is same smooth.By
Mutually agree in the natural within angle for dissecting axis with mouth, throat, glottis, makes camera lens can natural face pharynx axis.Its letter simultaneously
Clean design feature is also convenient for oral cavity merging, does not influence mirror body in oral cavity and lingual surface is mobile.The angle can make camera lens in Hilton's sac
Face glottis on the pharynx axis of top, camera end forward extension distance can guarantee camera lens have enough Depth of field and model
It encloses, camera lens is not blocked by oral cavity organization during guaranteeing merging to greatest extent, and the visual field shown by camera lens can continuously continuously
It is disconnected.Handle portion is hung down with extension distal end away from about 60-100mm, this distance is approximately equivalent to the pharynx of adult's glottis to flat mouth axis
The length of rear wall, distance is more appropriate, and mirror body is when physical slot enters bottleneck throat, it is ensured that camera end is right against sound on pharynx axis
The upright position of door makes camera lens not influence the visual field vulnerable to tongue body and blocking for isthmus tissue of pharynx.The institutional framework continuously displayed
Position adjustment is become easier to as object of reference.Designed semi-open tracheal catheter guide channel is convenient for tracheal catheter through this slot
It is accurately placed in and is aligned glottis, since no side limits, for conduit in merging, head end can also do a certain range of lateral adjustment,
Glottis is accurately placed in conducive to conduit.Conduit merging glottis can be from side and the mirror body exited simple separation after entering tracheae.
By imaging system (such as camera lens) and mirror made in one piece with light source, the portable visible system for being integrally formed
System.Mirror body can also be made to removable lining disposable mirror body, and (imaging system (such as camera lens) and mirror body i.e. with light source can take off
Unload), it is used in combination with imaging system.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the side view that L shape described in the utility model embodiment dissects video pharyngoscope structure；
Fig. 2 is the direction the 1-1 enlarged cross-sectional view that L shape described in the utility model embodiment dissects video pharyngoscope handle portion；
Fig. 3 is the direction the 2-2 enlarged cross-sectional view that L shape described in the utility model embodiment dissects video pharyngoscope camera end；
Fig. 4 is the unfolding assumption diagram for the mirror body that L shape described in the utility model embodiment dissects video pharyngoscope (i.e. by " L "
Shape expands into " 1 " font).
Wherein the reference numerals are as follows:
A is display, and B is mirror body, and B1 is handle portion, and B2 is camera end, and B3 is mirror body oral cavity set terminal, and C is camera lens, D
For tracheal catheter guide channel (abbreviation guide channel), E is that video lens are placed in slot.
Specific embodiment
As shown in Figures 1 to 4, the utility model L shape dissects video pharyngoscope, including display A, mirror body B, camera lens C,
Mirror body B is the L-shaped slot structure that has, and is connect at the top of the L shape of mirror body B with display A, and the bottom display A and mirror body B connect
It connects, direction is adjustable.The corner interconnecting piece of L shape mirror body B is the circular arc (internal diameter of the circular arc of 80-100 degree (Fig. 1 show 90 degree)
And outer diameter according to different model between 25mm-45mm and 42mm-62mm, such as the circular arc internal diameter and outer diameter be 40mm and
57mm), thickness≤17mm of the circular arc, using the upward vertical extension of this circular arc as handle portion B1, (length of handle portion B1 is 60-
160mm, the top handle portion B1 are connect with display A), the lower section of circular arc is initiated with to the right in camera end B2(camera end B2 and is equipped with
Camera lens C), inner arc tangent line is extended for mirror body oral cavity set terminal B3, length between 25mm-35mm, mirror body oral cavity set terminal B3's
Distal end and the outer arc of camera end B2 connect into triangle, this shape can make mirror body B more smooth when being placed in oral cavity, be not easy to be obstructed
Gear.As shown in Figures 2 and 3, in structure, the rectangular in cross-section of mirror body B, external dimensions width is between 20mm-25mm, a height of 15-
17mm.To lower section extension section start (camera end B2) to the right by handle portion B1, size uniformity, the groove closed in three side sealing,
The groove is that three side sealing is closed with the side of outside Full-open without limiting groove, i.e. tracheal catheter guide channel D；Mirror body oral cavity set terminal B3
Slotless, it is tapered to distal end width.It is high in the groove width 12-15mm(of tracheal catheter guide channel D), groove depth (inner width) 20-23mm.Tracheae
The video lens that the bottom conduit guide channel D is made five face closures are placed in slot E, and camera lens C is inserted into video lens merging slot E, L shape
The corner interconnecting piece circular arc lower end of mirror body B is the camera lens C with light source, in camera end B2, mirror axis and extension (i.e. mirror to the right
Body oral cavity set terminal B3) plane it is parallel or at the 10-15 degree angle of departure, make mirror axis and mirror body B in mirror body oral cavity set terminal B3
The spacing > 10mm at place.The opening direction of tracheal catheter guide channel D is consistent with the direction of camera lens C.
All cell wall thickness < 2mm of tracheal catheter guide channel D and video lens merging slot E.Camera lens C uses wide-angle high definition electricity
Sub- camera lens is connected by line with display A on the top handle portion B1.
The utility model is combined the existing digital optical technology generally used, will have the electronic imaging system system of light source
At the video device with video device merging slot homotype, including camera lens and display, mirror axis and distal end mirror body are coaxial or low-angle is inclined
Axis.Video device camera lens and mirror body can be made into one, can sterilize Reusability；It may be made as dismountable type mirror body, by video when use
Device camera lens C is embedded in or penetrates the video lens merging slot E of five face closures, and mirror body is disposable.Video device camera lens C and display
A can wired connection, portable video display system can also be wirelessly connected into.
Mirror body B is L-shaped, and turning is in 90 degree of fillet (range can be in 80-100 degree), can make mirror body B and other existing quotient
There is smaller within angle in identical oral cavity placed-depth with mirror body, to agree with the mouth, larynx, pharynx axis of nature dissection completely.
Mirror body B radian more meets the natural anatomical angulation of upper respiratory tract mouth laryngopharynx, and without especially adjustment head position, mirror body B is along natural dissection
Radian is passed transorally into, and also need not excessively be lifted, and can be made camera lens C alignment glottis and be made its imaging；Semiclosed no side limitation
Tracheal catheter guide channel D can be such that conduit enters along guide channel D entrance and be close to mirror body B in the outlet guide channel D straight line submitting, move
Dynamic tail end of conduit can also laterally adjust conduit in a certain range.The overall length of mirror body B designs 15-25cm, considers general adult front tooth
To glottis about 13-15cm, i.e., there are sufficient length, and keep monnolithic case consistent, are more miniaturized, and stop convenient for reducing operation.
The plane of structure of mirror body oral cavity set terminal B3 is tapered to distal end width, and most narrow section is shown in Fig. 4 for 12-15mm(), mirror body oral cavity set terminal B3
The triangular design of side is placed in oral cavity convenient for mirror body B.Mirror body B there is certain width to be then conducive to for conduit merging provide more
Big gap and support provides the useful space for conduit merging.Camera end B2 and camera lens C distance > 25mm, in addition guide channel D
Support not only can guarantee that camera lens C and glottis have natural vertical angle of view, there are also enough Depth of field and range, make its be not easy by
Tissue coverage cause can not be imaged and influence to be observed continuously.Since tracheal catheter tail end and side are not limited by guide channel D, when necessary
, can be in laterally accurate adjustment conduit head-end location by relatively sufficient rotation and sidesway, avoiding other types visible laryngoscope has
Even if when glottis appear satisfied, since tracheal catheter head-end location and glottis opening are axially displaced from, it is difficult to sufficiently make accurate horizontal
To adjustment, and set pipe difficulty.Can also size on the basis of above-mentioned shape invariance suitably zoom in or out, different shaped is made
Number.
The utility model operating method explanation:
Mirror body oral cavity set terminal B3 is placed in oral cavity, it, will since mirror body B radian presses nature dissection radian design completely
After mirror body B is orally placed in, since the front end mirror body B is flat, it is sent into along tongue body center, in natural position, without adjusting head position
The front end mirror body B (camera end B2) can be made to be easy to be placed on glottis.Power is lifted needed for glottis exposure due to that can reduce, and then is subtracted
Few all kinds of damages and stimulation that thus may cause.The front end mirror body B and each lateral edge are noninvasive spherical surface, and head end is flat, side
Face is triangular in shape, is conducive to non-resistance and noninvasive merging.Mirror body B crooked radian is consistent with oral cavity, maxilla, throat dissection radian,
Mirror body B can be made to be close to tongue body and slid into along dissection radian to bottleneck throat under the continuous guide free of discontinuities of display A image.Tongue, on
Jaw, uvula, cartilago epiglottica, esophageal aperture etc. can be used as the clear referring to positioning of merging.Due to being hard mirror body, have well
Power is fixed and supported, front position is easily controlled and adjusts at any time.When mirror body oral cavity set terminal B3 is to epiglottis portion, because having more
Small curvature, camera lens C have almost been in line with glottis, are close to epiglottic vallecula, glottis can accurately and clearly be shown by gently mentioning epiglottis
And esophageal aperture.Tracheal catheter is close to tracheal catheter guide channel D medial angle in handle portion B1 to be sent into forward, it is remote in guide channel D
It, can be under the guide of display A image, by the push and rotation of catheter tail, by tracheal catheter standard after end opening portion is sent out
Really merging glottis.It controls conduit and is placed in tracheae depth, exit mirror body B along radian, conduit and mirror body B are in semi-open tracheal catheter
The separation of the portion guide channel D side, trachea cannula can be accomplished in a simple.
The utility model has comprehensively considered in shape to dissect radian by closing to reality mouth laryngopharynx to greatest extent, and takes into account
Convenient for mirror body and tracheal catheter merging and exit.Camera end B2 can remain the continuous clearly visual field during merging
Range, the institutional framework continuously displayed are that the object of reference of position adjustment is kept away convenient for guaranteeing continuous display free of discontinuities and noninvasive merging
Exempt from blindly to estimate, is also convenient for accurately adjusting mirror body front position at any time.The tracheal catheter guide channel D of mirror body B, which can be fixed effectively, to be drawn
Airway tube head end, and conduit head-end location accurately can be adjusted and controlled by tail end of conduit moving in rotation, make to set pipe without tired
It is difficult.
The design of mirror body radian dissects radian closer to practical, and compatible degree more preferably, is not necessarily to adjust head position, mirror when being placed in mirror body
Head end B2 can easily appear glottis without biggish lifting power, can also further subtract after merging naturally in pharynx axis
Few damage and stimulation to tissue.Compared with current all kinds of visual pharyngoscopes, same placed-depth can produce naturally smaller
Within angle (mouth axis-pharynx axis within angle), the range for appearing glottis is more complete.Also it is particularly conducive to the high patient's glottis of larynx
Exposure.Compared with current all kinds of visual pharyngoscopes, same standard mirror body different size figure patient in use, no replacement is required
Big ting model, applicability are stronger.The sufficient mirror body width of the utility model, which helps to be placed in for tracheal catheter, provides enough
Gap and space.The utility model integrated design, entire mirror body are more miniaturized.Dismountable type mirror body is such as made, may be used also in special circumstances
It is used as air passage.
The throat mirror body of the utility model uses medical rigid material such as stainless steel, organic glass, the materials such as medical plastic.
With closer to the practical radian design dissected of the upper respiratory tract, while comprehensively considering and being more advantageous to bottleneck throat and show, is set convenient for mirror body
Position adjustment after entering and being placed in, taking into account tracheal catheter merging has enough spaces.Camera end B2 is flat, and side is triangular in shape,
Make to be placed in the more smooth convenience in oral cavity.
The utility model is not limited to embodiment discussed above.Above to the description of specific embodiment be intended to for
Description and explanation the utility model relates to technical solution.Obvious transformation or substitution based on the utility model enlightenment
It should also be as being considered within the protection scope of the utility model.For example, can lead to since glottis exposure range is very sufficiently and complete
It crosses and reconfigures, the visual device for the operation of glottis portion is made.Above specific embodiment is used to disclose the utility model
Best implementation method so that those skilled in the art can using the utility model numerous embodiments and
A variety of alternatives reach the purpose of this utility model.
Claims (10)
1. a kind of L shape dissects video pharyngoscope, which is characterized in that including display, mirror body and camera lens；The mirror body is in " L "
The structure equipped with tracheal catheter guide channel of shape, the corner interconnecting piece of L shape mirror body is the circular arc of 80-100 degree, upward with this circular arc
Vertical extension is handle portion, which connect with the display, is initiated with camera end to the right with the lower section of this circular arc,
The camera lens is equipped in the camera end；To the right by the camera end, inner arc tangent line is extended for mirror body oral cavity set terminal, mirror body oral cavity
The distal end of set terminal connects into triangle with the outer arc of camera end；The camera lens and the wired or wireless connection of the display.
2. L shape as described in claim 1 dissects video pharyngoscope, which is characterized in that the circular arc of the mirror body corner interconnecting piece
Internal diameter and outer diameter according to different model between 25mm-45mm and 42mm-62mm；The circular arc of the mirror body and corner interconnecting piece
Thickness≤17mm.
3. L shape as described in claim 1 dissects video pharyngoscope, which is characterized in that the length of the handle portion is 60-
160mm。
4. L shape as described in claim 1 dissects video pharyngoscope, which is characterized in that the rectangular in cross-section of the mirror body, it is wide
Degree is between 20-25mm, highly between 15-17mm；To setting at lower section to the right extension section start camera end by the handle portion
The tracheal catheter guide channel for having size uniformity, closing in three side sealing, the tracheal catheter guide channel are that the side of outside Full-open is unlimited
Groove processed.
5. L shape as described in claim 1 dissects video pharyngoscope, which is characterized in that the mirror body oral cavity set terminal slotless,
Plane of structure is tapered to distal end width, and most narrow section is 12-15mm；The length of mirror body oral cavity set terminal is between 25mm-35mm.
6. L shape as described in claim 1 or 4 dissects video pharyngoscope, which is characterized in that the slot of the tracheal catheter guide channel
Width is 12-15mm, groove depth 20-23mm；The video lens that the bottom of the tracheal catheter guide channel is equipped with five face closures are placed in
Slot, the camera lens are inserted into video lens merging slot.
7. L shape as claimed in claim 6 dissects video pharyngoscope, which is characterized in that the tracheal catheter guide channel and video
Camera lens is placed in the thick < 2mm of cell wall of slot.
8. L shape as described in claim 1 dissects video pharyngoscope, which is characterized in that the corner interconnecting piece circle of the L shape mirror body
Arc lower end is the camera lens with light source, and the mirror axis of camera lens is parallel with the plane of mirror body oral cavity set terminal or in isolated 10-15
Angle is spent, spacing > 10mm at mirror axis and mirror body oral cavity set terminal is made；The opening direction and the mirror of the tracheal catheter guide channel
The direction of head is consistent.
9. L shape as described in claim 1 dissects video pharyngoscope, which is characterized in that the camera lens and mirror body are integrally formed, or
Detached type is made in camera lens described in person and mirror body.
10. L shape as described in claim 1 dissects video pharyngoscope, which is characterized in that the camera end and the camera lens away from
From > 25mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820897476.3U CN208988826U (en) | 2018-06-11 | 2018-06-11 | L shape dissects video pharyngoscope |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820897476.3U CN208988826U (en) | 2018-06-11 | 2018-06-11 | L shape dissects video pharyngoscope |
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| CN208988826U true CN208988826U (en) | 2019-06-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108670183A (en) * | 2018-06-11 | 2018-10-19 | 上海中医药大学附属曙光医院 | L-shaped dissects video pharyngoscope |
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2018
- 2018-06-11 CN CN201820897476.3U patent/CN208988826U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108670183A (en) * | 2018-06-11 | 2018-10-19 | 上海中医药大学附属曙光医院 | L-shaped dissects video pharyngoscope |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200311 Address after: 200431 room 905-6, No. 4727, Gonghe new road, Baoshan District, Shanghai Patentee after: Shanghai Lantai Medical Technology Co., Ltd Address before: 200021 Shanghai city Huangpu District Pu Road No. 185 Patentee before: Shuguang Hospital Affiliated to Shanghai University of Chinese Medicine |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210812 Address after: 201900 a13-2, floor 1, building 8, No. 199, Changjian Road, Baoshan District, Shanghai Patentee after: Shanghai Lanjia Medical Technology Co.,Ltd. Address before: 200431 room 905-6, No. 4727, Gonghexin Road, Baoshan District, Shanghai Patentee before: Shanghai Lantai Medical Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |