A kind of Lower jaw support
Technical field
The present invention relates to a kind of medical auxiliary apparatus, be specifically related to a kind of Lower jaw support.
Background technology
In the period of intravenous anesthesia, patient falls after easily there is the root of the tongue, and causes respiratory tract obstruction, causes
Expiratory dyspnea, appearance anoxic in various degree, serious meeting causes death by suffocation, affects life security.
The method solved at present has oropharyngeal airway, nasopharyngeal airway or gimmick to carry jaw off, but oropharynx, nasopharynx
Using of pipe requires deeper anesthesia, and the stimulation of pars oralis pharyngis is easily promoted patient produce discomfort or vomit by no side
Tell;And gimmick carries jaw effort off, operation technique person cannot carry jaw This move for a long time off.
For overcoming gimmick to carry the defect that jaw is laborious off, prior art occur in that various for raising lower jaw
Device, such as Authorization Notice No. is that the Chinese utility model patent of CN203829238U discloses one
Planting operation table and anaesthetize special chin rest device, it includes the guide rail being fixed on operation table side;Guide rail
On slip draw-in groove is installed;Slip draw-in groove is provided with the trip bolt for fixing slip draw-in groove position
Ⅰ;Slip draw-in groove is additionally provided with and can regulate height and the support bar at angle of inclination;At post upper
It is fixedly connected with cantilever, the bracket for holding up patient's lower jaw is installed in cantilever one end;Described bracket
Including the right bracket and the left tray that are sleeved on cantilever one end;Described right bracket is provided with trip bolt
II, left tray is provided with trip bolt III.This Lower jaw support lifting device has the function lifting lower jaw, alleviates
The labour intensity of medical personnel, although vertically height and the horizontal range of bracket can be adjusted, but
It can not incline at the raising height and level that adjust chin rest (left tray 12 and right bracket 10)
Rake angle, uses and has limitation.
Summary of the invention
For above-mentioned deficiency, the technical problem to be solved is to provide one and both can adjust
The height of whole bracket and horizontal level, it is also possible to adjust lower jaw pad and lift the height of lower jaw and level is inclined
Rake angle, and have and carry that jaw is stable, simple in construction, the Lower jaw support of the flexible feature of use off.
For solving the problems referred to above, the present invention is achieved through the following technical solutions:
A kind of Lower jaw support, including support, described support includes vertical pivot and transverse axis, and one end of transverse axis is with perpendicular
Axle connects, and described Lower jaw support also includes that adjusting bracket, lower jaw pad, the transverse axis that is movably installed on transverse axis are female
Cutting ferrule and the transverse axis subcard set being used in combination with transverse axis master card set, described adjusting bracket is by transverse axis
Cutting ferrule is connected with transverse axis master card set;Described lower jaw pad is installed on the lower end of adjusting bracket.
In such scheme, described transverse axis master card set can include transverse axis hole and the week inserting in transverse axis
To being provided with the draw-in groove of concave tooth, offer hole clipping at the center of draw-in groove.
In such scheme, further, described transverse axis subcard set includes recessed with in draw-in groove of connecting rod
Projection that tooth matches and the card body of inner hollow, be installed on the side of card body, make the card body can be with
Projection rotates with the tooth matching angle of concave tooth;One end of described connecting rod sequentially passes through the wall body of card body
With after the centre bore of projection, movable be connected in hole clipping.
In such scheme, the tooth bar end of described concave tooth extends to the edge of hole clipping, makes connecting rod insert
By the concave tooth being meshed and projection clamping after hole clipping.
In such scheme, described adjusting bracket includes arc pressure pin, connects screw rod and strut, described arc
The upper end of pressure pin through inside card body, connect one end of screw rod penetrate after the wall body of card body with arc pressure pin
Movable connection, the lower end of strut is movably hinged with the bottom of arc pressure pin, and the upper end of strut is provided with one
Expansion link.
In such scheme, further, described expansion link includes setting threaded screw rod and and screw rod
The thread bush being used in combination, one end of described screw rod is fixed on strut, and its other end is as activity
Connect end to threaded with thread bush;Described thread bush is arranged in the wall body of arc pressure pin.
In such scheme, for lower jaw pad fast and is conveniently mounted on strut, described lower jaw pad
Bottom is provided with the strut draw-in groove matched with strut, and described strut draw-in groove is lower ending opening and inner hollow
Housing, the wall body of strut draw-in groove offers the gap for passing for expansion link.
In such scheme, described lower jaw pad is the U-shaped foam-rubber cushion arranged that stands upside down, and at U-shaped foam-rubber cushion
Surface be coated with cotton, disposable facial tissue the most successively.
In such scheme, lower jaw pad projection can be provided with in the bottom of lower jaw pad.
In such scheme, vertical pivot is provided with the installed part for regulating vertical pivot setting height(from bottom), described peace
Piece installing includes vertical pivot draw-in groove and the spiral shell button being located on vertical pivot draw-in groove, and vertical pivot draw-in groove is movably installed in vertical pivot
On.
The invention have the benefit that
1, the installation that the present invention regulates whole Lower jaw support by vertical pivot draw-in groove and transverse axis master card set is high
Degree, and the projection that the concave tooth in being overlapped by transverse axis master card and transverse axis subcard are put regulates arc drawbar
Upper-lower height and the angle that swings work to meet the jaw of carrying off being under different situations, and pass through
The strut of the bottom setting of arc drawbar and expansion link regulate the installation site of lower jaw pad.Therefore, originally
The Lower jaw support of structure both can adjust height and the horizontal level of whole bracket, it is also possible to adjusts lower jaw pad
Lift height and the horizontal tilt angle of lower jaw, more can meet different conditions, the patient of different angles lifts
The requirement of lower jaw, flexible and convenient to use;
2, the Lower jaw support of this structure completes highly to regulate and angular adjustment operation, is and is rigidly connected
Fixing, it is stable that support force is wide enough to carry jaw off, has simple in construction, practical feature;
3, designed lower jaw pad in use, only need to change disposable facial tissue, the most convenient but also
Health;And described lower jaw pad is the U-shaped foam-rubber cushion arranged that stands upside down, when using soft material to withstand lower jaw,
The comfort level of patient can be improved.
Accompanying drawing explanation
Fig. 1 is the supporting structure schematic diagram in Lower jaw support.
Fig. 2 is a kind of structural representation of described transverse axis master card set.
Fig. 3 is the structural representation of described lower jaw pad.
Fig. 4 is the structural representation of described adjusting bracket.
Figure is numbered: 1, vertical pivot;2, transverse axis;3, vertical pivot draw-in groove;3-1, spiral shell button;4, horizontal
Axle master card set;4-1, transverse axis hole;4-2, draw-in groove;4-3, hole clipping;5, projection;6, transverse axis
Cutting ferrule;7, arc pressure pin;8, strut;9, expansion link;10, connecting rod;11, screw rod is connected;
12, lower jaw pad;13, strut draw-in groove;14, gap;15, lower jaw pad projection.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings the present invention will be further explained explanation, but not in order to
Limit the present invention.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of Lower jaw support, including support, described support bag
Including vertical pivot 1 and transverse axis 2, one end of transverse axis 2 is connected with vertical pivot 1, and described Lower jaw support also includes regulation
Frame, lower jaw pad 12, be movably installed on transverse axis 2 transverse axis master card set 4 and with transverse axis master card overlap 4
The transverse axis subcard set 6 being used in combination, described adjusting bracket is by transverse axis subcard set 6 and transverse axis master card set
4 connect;Described lower jaw pad 12 is installed on the lower end of adjusting bracket.
Being provided with the installed part for regulating vertical pivot 1 setting height(from bottom) on vertical pivot 1, described installed part includes
Vertical pivot draw-in groove 3 and the spiral shell button 3-1 being located on vertical pivot draw-in groove 3, described vertical pivot draw-in groove 3 is movably installed in
On vertical pivot 1.
As in figure 2 it is shown, described transverse axis master card set 4 includes the transverse axis hole 4-1 inserting in transverse axis 2
Be circumferentially with the draw-in groove 4-2 of concave tooth, offer hole clipping 4-3 at the center of draw-in groove 4-2.
As shown in Figure 4, the concave tooth in described transverse axis subcard set 6 includes connecting rod 10 and draw-in groove 4-2
The projection 5 matched and the card body of inner hollow, described projection 5 is installed on the side of card body, makes
Obtain card body to rotate with the tooth matching angle of projection 5 with concave tooth.One end of described connecting rod 10 depends on
After the centre bore of the secondary wall body through card body and projection 5, movable it is connected in hole clipping 4-3.This reality
Executing in example, specifically, the tooth bar end of described concave tooth extends to the edge of hole clipping 4-3, make connecting rod
By the concave tooth being meshed and projection 5 clamping after 10 insertion hole clippings 4-3.I.e. nibble with projection 5 phase when concave tooth
During conjunction, can carry out rotating upwardly and downwardly and by the width in the tooth footpath of concave tooth, (i.e. projection 5 is in level side again
To scope of activities) carry out left-right rotation, rotate regulation transverse axis subcard set 6 angle and/or
After height, in connecting rod 10 is sequentially inserted into the centre bore of projection 5, hole clipping 4-3 and tighten, then
Transverse axis master card set 4 is fixed firmly with transverse axis subcard set 6, will not occur carrying jaw process off
Slide.
As shown in Figure 4, described adjusting bracket includes arc pressure pin 7, connects screw rod 11 and strut 8, institute
The upper end stating arc pressure pin 7 passes inside card body, and the one end connecting screw rod 11 penetrates the wall body of card body
Movable with arc pressure pin 7 being afterwards connected, the lower end of strut 8 is movably hinged with the bottom of arc pressure pin 7,
The upper end of strut 8 is provided with an expansion link 9.Further, described expansion link 9 includes setting threaded
Screw rod and the thread bush being used in combination with screw rod, one end of described screw rod is fixed on strut 8,
Its other end is threadeded with thread bush as being flexibly connected end.Described thread bush is arranged in arc torr
In the wall body of bar 7.
In the present embodiment, the connection screw rod 11 used when Lower jaw support works for by transverse axis subcard
Set 6 is fixed on arc drawbar 7, and when rotating regulation transverse axis subcard and overlapping 6, be by tight condition
Under transverse axis subcard set 6 to unscrew dynamic be movable state to ensure transverse axis subcard set 6.Therefore spiral shell is connected
The concrete structure of bar 11 can be as the structure of expansion link 9, it is also possible to be can in other prior aries
The structure realized.
As it is shown on figure 3, described lower jaw pad 12 is the U-shaped foam-rubber cushion arranged that stands upside down, and in U-shaped sea
The surface of continuous pad is coated with cotton, disposable facial tissue the most successively.Further, at lower jaw pad
The bottom of 12 is provided with lower jaw pad projection 15.In conjunction with the structure of lower jaw pad 12, for making lower jaw pad 12 exist
More convenient and quicker during installation, the bottom of described lower jaw pad 12 is provided with the strut card matched with strut 8
Groove 13, described strut draw-in groove 13 is the housing of lower ending opening and inner hollow, at strut draw-in groove 13
Wall body on offer the gap 14 for passing for expansion link 9.
The present invention is in use:
First U-shaped lower jaw pad 12 is inserted in strut 8 by strut draw-in groove 13;Again vertical pivot draw-in groove 3 is overlapped
Enter on the bar of operation table, after regulation vertical pivot 1 to required height, tighten spiral shell button 3-1;Then slide
Transverse axis master card set 4, to desired location, rotates transverse axis subcard set 6 and arrives required angle, insert connecting rod
After 10 and tightened;Then lower jaw pad 13 is directed at the lower jaw of patient to buckle, tightens connection screw rod
11;Last adjustable telescopic rod 9, to required angle, i.e. completes.
These are only explanation embodiments of the present invention, be not limited to the present invention, for this area
Technical staff for, all within the spirit and principles in the present invention, any amendment of being made, equivalent
Replacement, improvement etc., should be included within the scope of the present invention.