CN206950168U - Functional spinal measurement apparatus - Google Patents

Abstract

The utility model provides a kind of functional spinal measurement apparatus, wherein seal cavity is vertically provided with transparent body, liquid is enclosed in seal cavity, dial is vertically provided in transparent body, the graduation mark of the angle of the central angle for indicating dial is radially arranged on dial, seal cavity is embedded in dial or dial and seal cavity are parallel to each other, and on the axis direction of dial, the fluid level of liquid overlaps with the diameter of dial.It is preferred that horizontal instruction straight line, measurement are additionally provided with transparent body with reference to straight line.Dial is rotatably disposed in transparent body around the axis direction of dial.The utility model can not only measure the cobb angles of the patient of scoliosis, the gradient at back when the patient of scoliosis bends to bend over can also be measured, it is easily carried, easy to use, measurement is accurately and reliably, so as to reduce Error Diagnostics, patient safety is ensured, it is ingenious in design, it is simple for structure, cost is low, suitable for large-scale promotion application.

Description

Functional spinal measurement apparatus

Technical field

The utility model is related to technical field of medical instruments, more particularly to backbone measurement apparatus technical field, in particular to A kind of functional spinal measurement apparatus.

Background technology

Spinal surgeons need to obtain the cobb angles of the patient of scoliosis during patient diagnosis, in measurement cobb Need to draw multiple tracks boost line on X-ray during angle, it is also necessary to which protractor measures angle, can just obtain most by calculating its supplementary angle Result is required cobb angles afterwards.

Specifically, it is shown in Figure 1, it is necessary first to observe vertebra on X-ray, find the top centrum 1 and most lower Hold centrum 2.The top centrum 1 and bottom centrum 2 refer in lateral bending to the centrum that scoliosis concave side gradient is maximum.It is determined that Method：The intervertenral space of the convex side of scoliosis is wider, and is considered as being not belonging in first centrum that concave side intervertenral space starts to broaden A part for the bending, therefore its adjacent centrum is considered as the end vertebra of the bending, the end vertebra positioned at upper end is exactly most Upper end centrum 1, the end vertebra positioned at lower end are exactly bottom centrum 2.It is parallel according to the upper limb 3 of most upper centrum 1 picture first after it is determined that Line 4, the second parallel lines 6 are drawn according to the lower edge 5 of most hypocentrum 2, then difference is drawn between the first parallel lines 4 and the second parallel lines 6 The first vertical line 7 perpendicular to the first parallel lines 4 and the second vertical line 8 perpendicular to the second parallel lines 6, first is measured with protractor Angle X between the vertical line 8 of vertical line 7 and second, then cobb angle=180 °-X.Therefore, the complicated cumbersome easily error of measurement process, holds Error is also easy to produce, influences final diagnosis result.

In addition, the patient for scoliosis in the diagnosis of spinal surgery also needs to use backbone measuring instrument, ridge is utilized Post measuring instrument measures the gradient at back when patient bends to bend over, i.e., α angles shown in Fig. 2, back when bending to bend over for patient 29 Angle between 30 back inclined plane 9 and horizontal plane 10, and present backbone measuring instrument is mostly cell phone software and active Apparatus, these backbone measuring instrument costs are high, using trouble, and reliability is not high.

The apparatus for measuring the gradient at above-mentioned cobb angles and back is the conventional apparatus of spinal surgeons.But such as Upper described, not only the complicated cumbersome easily error of cobb angular measurements process, easily produces error, influences final diagnosis result, and Backbone measuring instrument cost is high, and using trouble, reliability is not high, and if thinking to measure the gradient at cobb angles and back simultaneously, measurement It is more that apparatus is added together parts, should not carry, and easily loses, in-convenience in use.

Accordingly, it is desirable to provide a kind of functional spinal measurement apparatus, it can not only measure the patient's of scoliosis Cobb angles, additionally it is possible to the gradient at back when the patient of scoliosis bends to bend over is measured, and is easily carried, it is easy to use, survey Amount accurately and reliably, so as to reduce Error Diagnostics, ensures patient safety.

Utility model content

In order to overcome it is above-mentioned in the prior art the shortcomings that, a purpose of the present utility model is to provide a kind of multi-functional ridge Post measurement apparatus, it can not only measure the cobb angles of the patient of scoliosis, additionally it is possible to which the patient for measuring scoliosis bends The gradient at back when bending over, suitable for large-scale promotion application.

Another object of the present utility model is to provide a kind of functional spinal measurement apparatus, and it is easily carried, and uses letter Just, measurement accurately and reliably, so as to reduce Error Diagnostics, ensures patient safety, suitable for large-scale promotion application.

Another object of the present utility model is to provide a kind of functional spinal measurement apparatus, and its is ingenious in design, structure letter Clean, cost is low, suitable for large-scale promotion application.

To achieve the above objectives, functional spinal measurement apparatus of the present utility model, is characterized in, including transparent body, Dial and liquid, seal cavity are vertically provided with the transparent body, the liquid is enclosed in the seal cavity, institute State dial to be vertically provided in the transparent body, the circle for indicating the dial is radially arranged on the dial The graduation mark of the angle at heart angle, the seal cavity is embedded in the dial or the dial and the annular seal space body phase It is mutually parallel, and on the axis direction of the dial, the fluid level of the liquid overlaps with the diameter of the dial.

It is preferred that the transparent body has horizontal convex portion, the seal cavity is located in the horizontal convex portion or is located at Between the horizontal convex portion and the remainder of the transparent body.

It is preferred that being provided with centre bore in the middle part of the dial, the seal cavity is embedded in the centre bore.

It is preferred that the cross section of the seal cavity is circle.

It is preferred that half of the volume of the liquid for the volume of the seal cavity.

It is preferred that be additionally provided with horizontal instruction straight line in the transparent body, the horizontal instruction straight line with it is described transparent Plane where the bottom of main body is parallel, and on the axis direction of described dial, the horizontal instruction straight line or described The extended line of level instruction straight line overlaps with the diameter of described dial.

It is preferred that be additionally provided with measurement in the transparent body with reference to straight line, the measurement is located at or parallel with reference to straight line Plane where the dial.

It is preferred that the dial is rotatably disposed in the transparent body around the axis direction of described dial.

More preferably, it is provided with striped on the outer peripheral face of the dial.

It is preferred that the transparent body includes vertical transparent plate body and vertical transparent cover, the vertical transparent cover and The vertical transparent panel body phase connects so as to described in the formation between the vertical transparent cover and the vertical transparent plate body Seal cavity.

The beneficial effects of the utility model essentially consist in：

1st, functional spinal measurement apparatus of the present utility model includes transparent body, dial and liquid, in transparent body Seal cavity is vertically provided with, liquid is enclosed in seal cavity, and dial is vertically provided in transparent body, footpath on dial To the graduation mark for the angle for being provided with the central angle for indicating dial, seal cavity be embedded in dial or dial and Seal cavity is parallel to each other, and on the axis direction of dial, the fluid level of liquid overlaps with the diameter of dial, so as to logical Cross and calculate the angle of the angle between the graduation mark of dial that the fluid level of liquid is aligned to measure related angle, therefore, The cobb angles of the patient of scoliosis can not only be measured, additionally it is possible to measure inclining for back when the patient of scoliosis bends to bend over Gradient, suitable for large-scale promotion application.

2nd, functional spinal measurement apparatus of the present utility model includes transparent body, dial and liquid, in transparent body Seal cavity is vertically provided with, liquid is enclosed in seal cavity, and dial is vertically provided in transparent body, footpath on dial To the graduation mark for the angle for being provided with the central angle for indicating dial, seal cavity be embedded in dial or dial and Seal cavity is parallel to each other, and on the axis direction of dial, the fluid level of liquid overlaps with the diameter of dial, so as to logical Cross and calculate the angle of the angle between the graduation mark of dial that the fluid level of liquid is aligned to measure related angle, therefore, It is easily carried, easy to use, measurement accurately and reliably, so as to reduce Error Diagnostics, ensures patient safety, should suitable for large-scale promotion With.

3rd, functional spinal measurement apparatus of the present utility model includes transparent body, dial and liquid, in transparent body Seal cavity is vertically provided with, liquid is enclosed in seal cavity, and dial is vertically provided in transparent body, footpath on dial To the graduation mark for the angle for being provided with the central angle for indicating dial, seal cavity be embedded in dial or dial and Seal cavity is parallel to each other, and on the axis direction of dial, the fluid level of liquid overlaps with the diameter of dial, so as to logical Cross and calculate the angle of the angle between the graduation mark of dial that the fluid level of liquid is aligned to measure related angle, therefore, Ingenious in design, simple for structure, cost is low, suitable for large-scale promotion application.

These and other objects, feature and advantage of the present utility model, by following detailed descriptions, accompanying drawing and right will Try to achieve to fully demonstrate, and can be achieved by means, device and the combinations thereof specially pointed out in appended claims.

Brief description of the drawings

Fig. 1 is the schematic top plan view at existing measurement cobb angles.

Fig. 2 is the schematic front view of the gradient at back when the patient to be measured bends to bend over.

Fig. 3 is the schematic front view of a specific embodiment of functional spinal measurement apparatus of the present utility model.

Fig. 4 is the decomposing schematic representation of the specific embodiment shown in Fig. 3.

Fig. 5 is the schematic side view of the specific embodiment shown in Fig. 3.

Fig. 6 is the schematic front view using the specific embodiment measurement cobb angles shown in Fig. 3.

Fig. 7 is that the main view of the gradient at back when bending to bend over using the specific embodiment measurement patient shown in Fig. 3 is illustrated Figure.

Fig. 8 is that the side view of the gradient at back when bending to bend over using the specific embodiment measurement patient shown in Fig. 3 is illustrated Figure.

(symbol description)

1 most upper centrum；2 most hypocentrums；3 upper limbs；4 first parallel lines；5 lower edges；6 second parallel lines；7 first vertical lines；8 Two vertical lines；9 back inclined planes；10 horizontal planes；11 transparent bodies；12 dials；13 liquid；14 seal cavities；15 graduation marks；16 Fluid level；17 horizontal convex portions；18 centre bores；19 horizontal instruction straight lines；20 measurements are with reference to straight line；21 top planes；22 bottoms；23 Striped；24 grip parts；25 recesses；26 vertical transparent plate bodys；27 vertical transparent covers；28 toroidal cavities；29 patients；30 back ofs the body Portion.

Embodiment

In order to be more clearly understood that technology contents of the present utility model, described in detail especially exemplified by following examples.

Refer to shown in Fig. 3-Fig. 5, in a specific embodiment of the present utility model, functional spinal of the present utility model Measurement apparatus includes transparent body 11, dial 12 and liquid 13, and seal cavity 14 is vertically provided with the transparent body 11, The liquid 13 is enclosed in the seal cavity 14, and the dial 12 is vertically provided in the transparent body 11, described The graduation mark 15 of the angle of the central angle for indicating the dial 12, the seal cavity are radially arranged on dial 12 14 are embedded in the dial 12 or the dial 12 and the seal cavity 14 are parallel to each other, and in the dial 12 Axis direction (extend vertically through Fig. 3 where paper) on, the diameter of the fluid level 16 of the liquid 13 and the dial 12 ( It is exactly the position of graduation mark 15) overlap.

Therefore, in the transparent body 11 in the axis direction rotary course of the dial 12, the dial 12 Also the axis direction around the dial 12 rotates, but the fluid level 16 of the liquid 13 remains horizontal, all the time with quarter The diameter of scale 12 overlaps, and equivalent to object of reference, comparatively, if it is considered to the dial 12 remains stationary as, then can recognize Reversely rotated for axis direction of the liquid 13 around the dial 12, the angle that the dial 12 rotates is exactly to rotate The angle of angle between the graduation mark 15 for the dial 12 that the fluid level 16 of the front and rear liquid 13 is aligned, therefore, When measuring some angle, if the graduation mark 15 by the diameter positioned at the dial 12 of wherein one dial 12 As with reference to straight line, then the reference straight line is overlapped with one side of angle to be measured, writes down the fluid level of the liquid 13 The graduation mark 15 of 16 dials 12 being aligned, then the reference straight line is overlapped with the another side of angle to be measured, remember Under the liquid 13 the graduation mark 15 of the dial 12 that is aligned of fluid level 16, angle between two graduation marks 15 Angle is exactly angle to be measured.

Circumference of the graduation mark 15 along the dial 12 can be equidistantly positioned, and can also non-equally be set, please Referring to shown in Fig. 3-Fig. 4, in a specific embodiment of the present utility model, circumference of the graduation mark 15 along the dial 12 It is equidistantly positioned.Such as 24 graduation marks 15 are set, it is 360 between adjacent two graduation marks 15 by 360 degree deciles of circumference 24 Degree/24=15 degree.

The seal cavity 14 can be arranged on any suitable position of the transparent body 11, it is preferred that described Bright main body 11 has horizontal convex portion 17, and the seal cavity 14 is located in the horizontal convex portion 17 or positioned at the horizontal convex portion 17 Between the remainder of the transparent body 11.Refer to shown in Fig. 3 and Fig. 5, in a specific embodiment of the present utility model In, the seal cavity 14 is between the horizontal convex portion 17 and the remainder of the transparent body 11.

The seal cavity 14, which is embedded in the dial 12, can use any suitable structure, refer to Fig. 3-figure Shown in 4, in a specific embodiment of the present utility model, the middle part of the dial 12 is provided with centre bore 18, the sealing Cavity 14 is embedded in the centre bore 18.I.e. described dial 12 is graduated collar.

If the dial 12 is transparent scale disk, on the axis direction of the dial 12, the transparent quarter Scale can also be arranged on the front or behind of the seal cavity 14.

The seal cavity 14 can have any suitable shape, in order in the dial 12 around the dial 12 Axis direction rotary course in so that the fluid level 16 of the liquid 13 overlaps all the time with the diameter of the dial 12, institute The cross section for stating seal cavity 14 can be centrically symmetric shape, such as circle, rectangle, square etc..Refer to Fig. 3 institutes Show, in a specific embodiment of the present utility model, the cross section of the seal cavity 14 is circle.

The volume of the liquid 13 and the volume of the seal cavity 14 can be any suitable ratio, be specifically dependent upon The shape of the seal cavity 14, if the cross section of the seal cavity 14 in above-mentioned centrically symmetric shape also have it is other Shape, then the volume of the liquid 13 can be less than the seal cavity 14 volume half, refer to shown in Fig. 3-Fig. 5, In a specific embodiment of the present utility model, symmetric shape centered on the cross section of the seal cavity 14, the liquid 13 Volume for the seal cavity 14 volume half.

For the ease of the transparent body 11 being placed on measured body so as to measure between measured body and horizontal plane 10 Angle, it is preferred that be additionally provided with horizontal instruction straight line 19 in the transparent body 11, the horizontal instruction straight line 19 with it is described Plane where the bottom 22 of transparent body 11 is parallel, and on the axis direction of described dial 12, the horizontal instruction The extended line of straight line 19 or the horizontal instruction straight line 19 overlaps with the diameter of described dial 12.Refer to Fig. 3-Fig. 4 institutes Show, in a specific embodiment of the present utility model, the extended line and described dial 12 of the horizontal instruction straight line 19 Diameter overlaps.When then measuring, without the bottom 22 of the transparent body 11 is placed in into (the one of angle to be measured of horizontal plane 10 Side) because after the bottom 22 of the transparent body 11 is placed in into horizontal plane 10 (one side of angle to be measured), the liquid The graduation mark 15 for the dial 12 that 13 fluid level 16 is aligned indicates that straight line 19 is pointed out via level, can be directly by institute The bottom 22 for stating transparent body 11 is placed on measured body (another side of angle to be measured), and the liquid for writing down the liquid 13 is put down The graduation mark 15 for the dial 12 that face 16 is aligned, the angle of the angle between two graduation marks 15 is exactly angle to be measured Degree.

, will when measurement is measured the angle of body and horizontal plane 10 every time if being not provided with horizontal instruction straight line 19 After the bottom 22 of the transparent body 11 first is placed in into horizontal plane 10 (one side of angle to be measured), the liquid 13 is write down The graduation mark 15 for the dial 12 that fluid level 16 is aligned, then the bottom 22 of the transparent body 11 is placed in measured body On (another side of angle to be measured), the graduation mark for the dial 12 that the fluid level 16 of the liquid 13 is aligned is write down 15, the angle of the angle between two graduation marks 15 is exactly angle to be measured.

Not only can be as described above by the graduation mark 15 of the diameter positioned at the dial 12 of a dial 12 As with reference to straight line, measurement can also be specially set with reference to straight line 20, it is preferred that being additionally provided with measurement in the transparent body 11 With reference to straight line 20, the measurement is located at reference to straight line 20 or parallel to the plane where the dial 12.Refer to Fig. 3-Fig. 5 Shown, in a specific embodiment of the present utility model, the measurement is with reference to straight line 20 parallel to the place of dial 12 Plane, the straight line where the top planes 21 of specifically described transparent body 11 is (in the axis direction of described dial 12 On).

Therefore, when measuring some angle, the measurement is overlapped with reference to straight line 20 with one side of angle to be measured, write down The graduation mark 15 for the dial 12 that the fluid level 16 of the liquid 13 is aligned, then by the measurement with reference to straight line 20 with it is to be measured The another side of the angle of amount overlaps, and writes down the graduation mark 15 for the dial 12 that the fluid level 16 of the liquid 13 is aligned, The angle of angle between two graduation marks 15 is exactly angle to be measured.

It can be non-rotatable setting that the dial 12, which is vertically provided in the transparent body 11, can also be rotatable Set, for the ease of reading angle to be measured, refer to shown in Fig. 3-Fig. 5, in a specific embodiment of the present utility model, The dial 12 is rotatably disposed in the transparent body 11 around the axis direction of described dial 12.So as to should When being overlapped with reference to straight line with one side of angle to be measured, the dial 12 is rotated, makes 0 graduation mark pair of the dial 12 The fluid level 16 of the accurate liquid 13, then when the reference straight line is overlapped with the another side of angle to be measured again, write down described The graduation mark 15 for the dial 12 that the fluid level 16 of liquid 13 is aligned, the angle between the graduation mark of graduation mark 15 and 0 Angle (being generally exactly that angle that the graduation mark 15 is indicated or 360 degree subtract the angle) be exactly angle to be measured.

If horizontal instruction straight line 19 is provided with, when measurement is measured the angle of body and horizontal plane 10 every time, without elder generation The bottom 22 of the transparent body 11 is placed in horizontal plane 10 (one side of angle to be measured), as long as rotating the dial 12 so that the horizontal instruction straight line 19 of 0 graduation mark alignment of the dial 12, then directly by the bottom of the transparent body 11 22 are placed on measured body (another side of angle to be measured), write down the quarter that the fluid level 16 of the liquid 13 is aligned The graduation mark 15 of scale 12, the angle of the angle between the graduation mark of graduation mark 15 and 0 (is generally exactly that the graduation mark 15 is indicated Angle or 360 degree subtract the angle) be exactly angle to be measured.

, will when measurement is measured the angle of body and horizontal plane 10 every time if being not provided with horizontal instruction straight line 19 After the bottom 22 of the transparent body 11 first is placed in into horizontal plane 10 (one side of angle to be measured), the dial is rotated 12 so that 0 graduation mark of the dial 12 is directed at the fluid level 16 of the liquid level 13, that is, the horizontal instruction straight line 19 of mark Position, then the bottom 22 of the transparent body 11 is placed on measured body (another side of angle to be measured), writes down institute State the graduation mark 15 for the dial 12 that the fluid level 16 of liquid 13 is aligned, the folder between the graduation mark of graduation mark 15 and 0 The angle (being generally exactly that angle that the graduation mark 15 is indicated or 360 degree subtract the angle) at angle is exactly angle to be measured.

If being provided with measurement with reference to straight line 20, when measure some angle, by measurement reference straight line 20 with it is to be measured One side coincidence or parallel of the angle of amount, rotates the dial 12 so that 0 graduation mark of the dial 12 is directed at the liquid The fluid level 16 of body 13, then the another side coincidence or parallel by the measurement with reference to straight line 20 with angle to be measured, write down described The graduation mark 15 for the dial 12 that the fluid level 16 of liquid 13 is aligned, the angle between the graduation mark of graduation mark 15 and 0 Angle (being generally exactly that angle that the graduation mark 15 is indicated or 360 degree subtract the angle) be exactly angle to be measured.

For the ease of dial 12 described in user's progress accurate alignment, refer to shown in Fig. 3-Fig. 5, in the utility model A specific embodiment in, be provided with striped 23 on the outer peripheral face of the dial 12.The striped 23, which is used to strengthen, to rub, from And more accurately rotate the dial 12.

For the ease of capturing the transparent body 11, it is preferred that being additionally provided with grip part 24 in the transparent body 11.Please Referring to shown in Fig. 3-Fig. 5, in a specific embodiment of the present utility model, the grip part 24 is the two of the transparent body 11 The recess 25 of side.

The transparent body 11 can be suitably composed with any, can be integrally formed or two parts connect It is connected together, it is preferred that the transparent body 11 includes vertical transparent plate body 26 and vertical transparent cover 27, it is described vertical transparent Cover body 27 and the vertical transparent plate body 26 are connected with each other so as in the vertical transparent cover 27 and the vertical transparent plate body The seal cavity 14 is formed between 26.Refer to shown in Fig. 3-Fig. 5, in a specific embodiment of the present utility model, in institute Transparent body 11 is stated with the case of horizontal convex portion 17, the horizontal convex portion 17 is the vertical transparent cover 27, described The remainder of bright main body 11 is the vertical transparent plate body 26, and the seal cavity 14 is located at the horizontal convex portion 17 and described Between vertical transparent plate body 26.

The dial 12 is rotatably disposed in around the axis direction of described dial 12 can in the transparent body 11 To use any suitable structure, it is preferred that toroidal cavity 28 is vertically provided with the transparent body 11, the dial 12 are rotatably disposed in the toroidal cavity 28, refer to shown in Fig. 3-Fig. 4, in a specific embodiment of the present utility model In, in the case where the transparent body 11 includes vertical transparent plate body 26 and vertical transparent cover 27, the vertical transparent panel The toroidal cavity 28 is provided with body 26.It is of course also possible to the annular is set on the vertical transparent cover 27 Groove 28, i.e., described dial 12 are rotatably disposed in the vertical transparent cover 27 around the axis direction of described dial 12 On.

It is shown in Figure 6, when measuring cobb angles, vertebra is observed first and on X-ray, it is determined that most upper centrum 1 Most hypocentrum 2.Then X-ray is vertically placed, and makes measurement with reference to straight line 20, herein the specifically top horizontal of transparent body 11 Straight line where face 21, parallel with the upper limb 3 of most upper centrum 1, rotation scale 12 causes the liquid of 0 graduation mark alignment liquid 13 to put down Face 16, the straight line where then making the top planes 21 of transparent body 11 is parallel with the lower edge 5 of most hypocentrum 2, now 0 graduation mark There is an angle with the fluid level 16 of liquid 13, this angle is cobb angles.

Refer to shown in Fig. 7 and Fig. 8, when the patient 29 for measuring scoliosis bends to bend over during the gradient at back 30, Rotate the dial 12 so that the horizontal instruction straight line 19 of 0 graduation mark alignment of the dial 12, then by transparent body 11 It is placed horizontally on the back 30 when the patient 29 of scoliosis bends to bend over, the bottom 22 of transparent body 11 is supported on back 30 On, patient 29 should keep one's balance during measurement, make the utility model remains stationary, reduce error with this, now can be direct It was observed that the fluid level 16 of liquid 13 and 0 graduation mark shape of dial 12 have angle, the angle of this angle is directly recorded, this angle Degree is the gradient at back 30 when patient 29 bends to bend over.

Therefore, the utility model passes through the gradient of diverse location backbone by dial come the fluid level of index liquid Difference draw cobb angles, it is possible to reduce operating procedure, reduce human error, ensure accurate, shorten Diagnostic Time, improve work Make efficiency, suitable for large-scale promotion application.

The gradient measurement at back is more convenient when the utility model makes the patient of scoliosis bend to bend over, reliably, just Taking, by dial come the fluid level of index liquid, pass through the angle of the angle between calculated level face and back inclined plane The gradient at back is drawn, operation is more convenient, and structure is reliable, suitable for large-scale promotion application.

Above two function is combined together by the utility model, makes its more convenient to carry, is easy to use, suitable for big Scale popularization and application.

To sum up, functional spinal measurement apparatus of the present utility model can not only measure the cobb of the patient of scoliosis Angle, additionally it is possible to measure the gradient at back when the patient of scoliosis bends to bend over, be easily carried, easy to use, measurement is accurate Reliably, so as to reduce Error Diagnostics, patient safety is ensured, ingenious in design, simple for structure, cost is low, should suitable for large-scale promotion With.

As can be seen here, the purpose of this utility model is achieved completely and effectively.Function of the present utility model and Structural principle is shown and illustrated in embodiment, and under without departing substantially from the principle, embodiment can make any modification.Institute So that the utility model includes all variant embodiments based on claim spirit and right.

Claims (10)

1. A kind of 1. functional spinal measurement apparatus, it is characterised in that including transparent body, dial and liquid, the transparent master Seal cavity is vertically provided with body, the liquid is enclosed in the seal cavity, and the dial is vertically provided at described In transparent body, the graduation mark of the angle of central angle for indicating the dial, institute are radially arranged on the dial State that seal cavity is embedded in the dial or the dial and the seal cavity are parallel to each other, and in the dial Axis direction on, the fluid level of the liquid overlaps with the diameter of the dial.
2. 2. functional spinal measurement apparatus as claimed in claim 1, it is characterised in that the transparent body has laterally convex Portion, the seal cavity be located in the horizontal convex portion or positioned at the remainder of the horizontal convex portion and the transparent body it Between.
3. 3. functional spinal measurement apparatus as claimed in claim 1, it is characterised in that in being provided with the middle part of the dial Heart hole, the seal cavity are embedded in the centre bore.
4. 4. functional spinal measurement apparatus as claimed in claim 1, it is characterised in that the cross section of the seal cavity is circle Shape.
5. 5. functional spinal measurement apparatus as claimed in claim 1, it is characterised in that the volume of the liquid is the sealing The half of the volume of cavity.
6. 6. functional spinal measurement apparatus as claimed in claim 1, it is characterised in that be additionally provided with water in the transparent body Flat instruction straight line, the horizontal instruction straight line is parallel with the plane where the bottom of the transparent body, and in described scale On the axis direction of disk, the diameter of the extended line and described dial of the horizontal instruction straight line or the horizontal instruction straight line Overlap.
7. 7. functional spinal measurement apparatus as claimed in claim 1, it is characterised in that survey is additionally provided with the transparent body Amount is located at or parallel to the plane where the dial with reference to straight line, the measurement with reference to straight line.
8. 8. functional spinal measurement apparatus as claimed in claim 1, it is characterised in that the dial is around described dial Axis direction be rotatably disposed in the transparent body.
9. 9. functional spinal measurement apparatus as claimed in claim 8, it is characterised in that set on the outer peripheral face of the dial There is striped.
10. 10. functional spinal measurement apparatus as claimed in claim 1, it is characterised in that the transparent body includes vertical saturating Isotropic disk body and vertical transparent cover, the vertical transparent cover and the vertical transparent panel body phase connect so as to described vertical The seal cavity is formed between transparent cover and the vertical transparent plate body.