CN206324785U - Simple kneecap spatial position measuring instrument - Google Patents
Simple kneecap spatial position measuring instrument Download PDFInfo
- Publication number
- CN206324785U CN206324785U CN201621105563.8U CN201621105563U CN206324785U CN 206324785 U CN206324785 U CN 206324785U CN 201621105563 U CN201621105563 U CN 201621105563U CN 206324785 U CN206324785 U CN 206324785U
- Authority
- CN
- China
- Prior art keywords
- fixed arm
- movable rod
- kneecap
- positioning rule
- side movable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of simple kneecap spatial position measuring instrument, measuring scale frame includes the upper fixed arm and lower fixed arm of parallel arrangement, connecting rod is fixed by left side normal thereto between fixed arm and lower fixed arm and right side movable rod links together, left side is fixed connecting rod two ends and is separately fixed on fixed arm and lower fixed arm；Right side movable rod two ends are respectively fitted on fixed arm and lower fixed arm, and can be moved in parallel along the length direction of upper fixed arm and lower fixed arm, first positioning rule can be slided along right side movable rod length direction, second positioning rule can be slided along upper fixed arm length direction, and upper fixed arm, lower fixed arm, left side, which are fixed on connecting rod and right side movable rod, is equipped with scale.The utility model simple structure, can just draw the locus of kneecap in a short period of time, and result is accurate, and it is convenient to be provided to medical worker, and the low cost of measurement alleviates the pressure of patient economically, can provide scientific basis for successive treatment.
Description
Technical field
The utility model is related to a kind of measuring instrument, specifically a kind of simple kneecap spatial position measuring instrument, belongs to medical treatment
Apparatus.
Background technology
Knee joint be under the important weight-bearing joints of human body, normal condition kneecap locus should be in respect to femur it is interior upper
Put, go down on one's knees joint when move relative to femur is outwards lower, but easily there are various problems at knee endoprosthesis after knee joint is damaged,
It is wherein most commonly seen with the significant change of kneecap locus, can be very big on the own activity influence of patient after kneecap spatial variations,
Can bring very big negative effect as found and correcting not in time, therefore grasp the kneecap locus of sufferer becomes particularly to weigh
Will, but measuring without unified standard currently for patella position, measuring method is irregular, so that the measurement result drawn
Inaccurately, it is impossible to enough foundation and reference are provided for follow-up treatment, further, since measuring apparatus complex structure, it has not been convenient to
The operation of medical personnel and measure at any time, add treatment cost.
The content of the invention
The problem of existing for above-mentioned prior art, the purpose of this utility model is to provide a kind of simple in construction, measurement side
Method is simple and easy to apply, measurement result is accurate, and the foundation of science can be provided for successive treatment, possesses the simple kneecap sky of reference value
Between position measurement instrument.
To achieve the above object, the technical solution adopted in the utility model is：A kind of simple kneecap spatial position measuring instrument,
Including measuring scale frame, measuring scale frame includes the upper fixed arm and lower fixed arm of parallel arrangement, fixed arm and lower fixed arm
Between connecting rod is fixed by left side normal thereto and right side movable rod links together, it is solid respectively that connecting rod two ends are fixed in left side
It is scheduled on fixed arm and lower fixed arm；Right side movable rod two ends are respectively fitted on fixed arm and lower fixed arm, and can edge
The length direction of upper fixed arm and lower fixed arm is moved in parallel, and the right side movable rod is provided with the first positioning rule, described the
One positioning rule is vertical with right side movable rod, and can be slided along right side movable rod length direction, and fixed arm is provided with
Second positioning rule, second positioning rule is vertical with upper fixed arm, and can be slided along upper fixed arm length direction, fixed
Arm, lower fixed arm, left side, which are fixed on connecting rod and right side movable rod, is equipped with scale.
Further, also including limiting component, the limiting component includes four gag lever posts, the gag lever post respectively with survey
Gage frame plane is vertically set at the corner of measuring scale frame the same side.
It is preferred that, first positioning rule is enclosed within the movable rod of right side by the mounting ring I of one end.
It is preferred that, second positioning rule is enclosed within upper fixed arm by the mounting ring II of one end.
It is preferred that, connecting rod, right side movable rod, the first positioning rule and the are fixed in fixed arm, lower fixed arm, left side
Two positioning rule materials are high-strength aluminum alloy.
The utility model simple structure, measuring method is easy to learn, easy operation, can just calculate in a short period of time
The locus of kneecap is drawn, and measurement result is accurate, is provided a great convenience to medical worker, the low cost of measurement subtracts
The light pressure of patient economically, can provide scientific basis for successive treatment.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the utility model top view；
Fig. 3 is the schematic diagram that kneecap space is calculated；
In figure, 10. measuring scale framves, fixed arm on 11., 12. times fixed arms, the fixed connecting rods in 13. left sides, 14. right side activities
Connecting rod, 15. first positioning rules, 151. mounting rings I, 16. second positioning rules, 161. mounting rings II, 20. gag lever posts.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
A kind of simple kneecap spatial position measuring instrument as depicted, including measuring scale frame 10, measuring scale frame 10 includes flat
The upper fixed arm 11 and lower fixed arm 12 of row arrangement, a left side normal thereto is passed through between fixed arm 11 and lower fixed arm 12
Connecting rod 13 is fixed in side and right side movable rod 14 links together, and left side fixes the two ends of connecting rod 13 and is separately fixed at fixed arm 11
On lower fixed arm 12；The two ends of right side movable rod 14 are respectively fitted on fixed arm 11 and lower fixed arm 12, and can be along upper solid
The length direction for determining arm 11 and lower fixed arm 12 is moved in parallel, and the right side movable rod 14 is provided with the first positioning rule 15, institute
State the first positioning rule 15 vertical with right side movable rod 14, and can be slided along the length direction of right side movable rod 14, it is described solid
Arm 11 is determined provided with the second positioning rule 16, and second positioning rule 16 is vertical with upper fixed arm 11, and can be grown along upper fixed arm 11
Spend direction to slide, fixed arm 11, lower fixed arm 12, left side, which are fixed on connecting rod 13 and right side movable rod 14, is equipped with quarter
Degree.
Further, also including limiting component, the limiting component includes four gag lever posts 20, and the gag lever post 20 is distinguished
It is vertically set on the plane of measuring scale frame 10 at the corner of the same side of measuring scale frame 10.Four gag lever posts 20 can limit measuring scale
Relative position between frame 10 and human body knee joint, knee joint is limited in below the plane of measuring scale frame 10, measurement process is prevented
It is middle the movement of relative position occur.
It is preferred that, first positioning rule 15 is enclosed within the movable rod 14 of right side by the mounting ring I 151 of one end.
It is preferred that, second positioning rule 16 is enclosed within upper fixed arm 11 by the mounting ring II 161 of one end.
It is preferred that, for proof strength, the service life of extension fixture, fixed arm 11, lower fixed arm 12, left side
Fixed connecting rod 13, right side movable rod 14, the first positioning rule 15 and the material of the second positioning rule 16 are high-strength aluminum alloy.
In use, the plane of measuring scale frame 10 to be placed on to the knee endoprosthesis position of patient first, upper fixed arm 11 is placed in knee pass
Section top, lower fixed arm 12 is placed in below knee joint, and left side fixes connecting rod 13 and is placed in knee joint side, 10 4 jiaos of measuring scale frame
Four gag lever posts 20 position of the measuring scale frame 10 at knee endoprosthesis can be kept stable, move in parallel right side movable rod
14, it is just blocked kneed opposite side, now can be direct by the scale on upper fixed arm 11 and lower fixed arm 12
Kneed width W is calculated, positioning rule 15 is slided along the length direction of right side movable rod 14, is moved on kneed
When edge and lower edge, record respectively right side movable rod 14 on scale value, two scale values subtract each other can draw it is kneed
Length L, can then draw the area of knee joint plane：S=L × W.
Length direction by right side movable rod 14 along upper fixed arm 11 is fixed connecting rod 13 and moved to the left, until right side is lived
Dynamic connecting rod 14 blocks the right side boundary of kneecap, and the first positioning rule 15 is slided along the length direction of right side movable rod 14, observation the
When one positioning rule 15 is moved to the upper limb and lower edge of kneecap, the scale value on the movable rod 14 of right side, two quarters are recorded respectively
Angle value, which is subtracted each other, can draw the length a of kneecap, and the second positioning rule 16 is slided along the upper length direction of fixed arm 11, and observation second is determined
When position chi 16 is moved to the left border and right border of kneecap, the scale value on fixed arm 11 is recorded respectively, two scale values are subtracted each other
The width b of kneecap can be drawn, you can draw the area of plane of kneecap：S=a × b；So as to calculate kneecap in knee joint
Area accounting：P=s/S, while right side movable rod 14 when being moved to the upper limb and lower edge of kneecap according to the first positioning rule 15
The scale read when the scale value of upper reading and the second positioning rule 16 are moved to the left border and right border of kneecap on upper fixed arm 11
Value draws out kneecap locus residing in knee joint.
Claims (5)
1. a kind of simple kneecap spatial position measuring instrument, it is characterised in that including measuring scale frame (10), measuring scale frame (10) includes
Parallel arrangement upper fixed arm (11) and lower fixed arm (12), between fixed arm (11) and lower fixed arm (12) by with
Vertical left side fix connecting rod (13) and right side movable rod (14) links together, left side is fixed connecting rod (13) two ends and distinguished
It is fixed on fixed arm (11) and lower fixed arm (12)；Right side movable rod (14) two ends be respectively fitted over fixed arm (11) and
On lower fixed arm (12), and it can be moved in parallel along the length direction of upper fixed arm (11) and lower fixed arm (12), the right side is lived
Dynamic connecting rod (14) is provided with the first positioning rule (15), and first positioning rule (15) is vertical with right side movable rod (14), and can
Slided along right side movable rod (14) length direction, fixed arm (11) is provided with the second positioning rule (16), described second
Positioning rule (16) is vertical with upper fixed arm (11), and can be slided along upper fixed arm (11) length direction, fixed arm (11),
Lower fixed arm (12), left side are fixed on connecting rod (13) and right side movable rod (14) and are equipped with scale.
2. simple kneecap spatial position measuring instrument according to claim 1, it is characterised in that also including limiting component, institute
Stating limiting component includes four gag lever posts (20), and the gag lever post (20) is vertically set on survey with measuring scale frame (10) plane respectively
At the corner of gage frame (10) the same side.
3. simple kneecap spatial position measuring instrument according to claim 1, it is characterised in that first positioning rule (15)
It is enclosed within by the mounting ring I (151) of one end on right side movable rod (14).
4. simple kneecap spatial position measuring instrument according to claim 1, it is characterised in that second positioning rule (16)
It is enclosed within by the mounting ring II (161) of one end on upper fixed arm (11).
5. simple kneecap spatial position measuring instrument according to claim 1, it is characterised in that fixed arm (11),
Connecting rod (13), right side movable rod (14), the first positioning rule (15) and the second positioning rule (16) are fixed in lower fixed arm (12), left side
Material is high-strength aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621105563.8U CN206324785U (en) | 2016-09-30 | 2016-09-30 | Simple kneecap spatial position measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621105563.8U CN206324785U (en) | 2016-09-30 | 2016-09-30 | Simple kneecap spatial position measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206324785U true CN206324785U (en) | 2017-07-14 |
Family
ID=59286599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621105563.8U Expired - Fee Related CN206324785U (en) | 2016-09-30 | 2016-09-30 | Simple kneecap spatial position measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206324785U (en) |
-
2016
- 2016-09-30 CN CN201621105563.8U patent/CN206324785U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170714 Termination date: 20180930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |