CN207837553U - Medical joint angle measuring scale - Google Patents
Medical joint angle measuring scale Download PDFInfo
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- CN207837553U CN207837553U CN201720647790.1U CN201720647790U CN207837553U CN 207837553 U CN207837553 U CN 207837553U CN 201720647790 U CN201720647790 U CN 201720647790U CN 207837553 U CN207837553 U CN 207837553U
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Abstract
The utility model discloses a kind of Medical joint angle measuring scales, include in the semicircular angle display board with curved portion and semicircle bottom, curved portion is equipped in the arc concentric with curved portion and arch section can be cut into the arc-shaped gaps of inner segment arc and outer segment arc, inner segment arc and/or outer segment arc are equipped with several angle indexes, the rear of angle display board be located at the angle display board in Semi round bottom portion circle centre position be equipped with can be relative to the wheel measuring arm of angle display board circuit oscillation, wheel measuring arm is retractable structure and wheel measuring arm one end extends on the outside of angle display board, adjustable positioning structure and the arrow corresponding with angle index that wheel measuring arm can be located on angle display board are equipped between wheel measuring arm and angle display board, the utility model has using simple, store the advantages that facilitating.
Description
Technical field
The utility model belongs to medical instruments field more particularly to a kind of Medical joint angle measuring scale.
Background technology
Currently, in clinical rehabilitation and rehabilitation teaching process, the variation in order to measure joint angles is required for using joint
Angle protractor, but existing joint angles protractor all include fixed arm and moving arm, when measuring joint angles, generally
It is after fixing fixed arm, by pushing moving arm to realize the measurement of angle, and this measure all is to do reference by vision, essence
Accuracy is low, is susceptible to measurement error.
In order to solve the above-mentioned technical problem, people have carried out long-term exploration, for example, Chinese patent disclose it is a kind of medical
Joint angles measuring scale [application number：CN201320088330.1], including angle measurement arm and linear measure longimetry arm, feature exist
In the angle measurement arm is the rectangular panel body structure that one end is semi arch, the center of circle portion of half nose circle of the angle measurement arm
Position shaft and linear measure longimetry arm are hinged；The angle measurement arm and central part on linear measure longimetry arm, along its length
Degree direction is respectively arranged with length standard line and angle reference line；The following of linear measure longimetry arm is provided with length scale, and angle is surveyed
Ruler face its circumference of upper edge for measuring half nose circle of arm is provided with 360 degree of angle index.
Although said program is coaxially connected by two measuring arms of measuring scale, facilitates rotation, can ensure to greatest extent
The accuracy of measurement, but there are still insufficient place, can cause with respect to active state for example, two measuring arms are chronically at
It is easily damaged in the case that no, and being unable to measure arm or fixed arm all can not be according to the limbs adjustment length etc. to be measured
Disadvantage.
Utility model content
The purpose of this utility model be in view of the above-mentioned problems, provide one kind selectively wheel measuring arm can be fixed or
Loose Medical joint angle measuring scale.
In order to achieve the above objectives, the utility model uses following technical proposal：
A kind of Medical joint angle measuring scale, this measuring scale include in the semicircular angle with curved portion and semicircle bottom
Display board is spent, the curved portion is equipped in the arc concentric with curved portion and arch section can be cut into inner segment arc and outer segment
The arc-shaped gaps of arc, the inner segment arc and/or outer segment arc are equipped with several angle indexes, are located at the rear of angle display board
The circle centre position of angle display board on semicircle bottom is equipped with can be described relative to the wheel measuring arm of angle display board circuit oscillation
Wheel measuring arm be that retractable structure and described wheel measuring arm one end extend on the outside of angle display board, in wheel measuring
Adjustable positioning structure and and the angle that wheel measuring arm can be located on angle display board are equipped between arm and angle display board
The corresponding arrow of scale is spent, the adjustable positioning structure includes the location hole being arranged on wheel measuring arm, institute
It is equipped in the location hole stated through in arc-shaped gaps and the movable screw that is mutually clamped with inner segment arc and/or outer segment arc, it is described
Wheel measuring arm include the rotation outer arm being movably connected with semicircle bottom, be equipped with several rotations successively in the rotation outer arm
Turn inner arm, and the rotation inner arm and rotation outer arm are mutually movably connected, and the location hole is arranged on rotation outer arm,
Be both provided on several rotation inner arms it is at least one corresponding with location hole, for being plugged for movable screw and being axially disposed within rotation
Turn the first bar shaped empty slot on inner arm.
Through the above technical solutions, wheel measuring arm is optionally fixed or relaxation is on angle display board, have more
Strong controllability, and rotating arm is retractable structure, can adapt to the limbs of various length, and in the case that it is no can be by it
It is compressed to most short, reduces the occupied space of storage.
In above-mentioned Medical joint angle measuring scale, be both provided on several rotation inner arms two it is corresponding with location hole
The first bar shaped empty slot, and two the first bar shaped empty slots on each rotation inner arm are oppositely arranged.
The upper end of movable screw described in above-mentioned Medical joint angle measuring scale is located at the top of angle display board,
Lower end is located in wheel measuring arm or across wheel measuring arm to the lower section of wheel measuring arm；The arrow is located at adjustable
The above and or below of formula location structure.
In above-mentioned Medical joint angle measuring scale, the movable screw includes the spiral shell being inserted in wheel measuring arm
Bar and the screw head being connected with screw rod, the screw head both sides are provided at least two width more than arc-shaped gaps for making
Screw head is in the banking stop above angle display board.
In above-mentioned Medical joint angle measuring scale, the semicircle bottom is equipped with and semicircle bottom by fixed structure
It is coaxially disposed and extends to the fixed arm that can be stretched on the outside of angle display board and relative to semicircle bottom.
In above-mentioned Medical joint angle measuring scale, the fixed structure include at least one setting in fixed arm and
The fixing rivet of semicircle bottom, and the fixed arm is connected by fixing rivet with semicircle bottom.
In above-mentioned Medical joint angle measuring scale, the fixed arm includes being fixed at half by fixing rivet
Justify the fixation outer arm of bottom end, several fixed inner arms, and the fixation inner arm are equipped with successively in the fixation outer arm
It is movably connected with fixed outer arm, and is provided with the mounting hole worn for fixing rivet on the fixation outer arm, in several fixations
It is both provided on arm corresponding with mounting hole for second on fixed inner arm to be plugged and be axially set in for fixing rivet
Bar shaped empty slot.
In above-mentioned Medical joint angle measuring scale, the wheel measuring arm and fixed arm are far from angle display board
One end is both provided with the cylindrical handle for push-and-pull.
In above-mentioned Medical joint angle measuring scale, the angle index is uniformly distributed setting and angular range is 0-
180 degree, and the inner segment arc and/or outer segment arc is more than close to the depth of angle index initial end close to angle index clearing end
Depth.
In above-mentioned Medical joint angle measuring scale, one end of the arc-shaped gaps is extended to positioned at the angle of initial end
The lower section of scale is spent, the arc-shaped gaps other end is flushed with the angle index positioned at clearing end；Alternatively, between the arc
The gap other end extends to the lower section of the angle index positioned at clearing end.
The utility model Medical joint angle measuring scale has the following advantages compared to the prior art：1, wheel measuring arm can
Selectively fixed or relaxation, convenient for tidying up for measuring scale, makes measuring scale not allow in the case that no on angle display board
Easily damage is be easy to cause because of the movable property of wheel measuring arm；2, angle instruction is intuitive accurate；3, rotating arm and fixed arm
It is retractable structure, measures, tidies up conveniently.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model wheel measuring arm；
Fig. 3 is the right view of the utility model；
Fig. 4 is the structural schematic diagram of the utility model fixed arm.
Reference numeral：Angle display board 1；Curved portion 11；Semicircle bottom 12；Arc-shaped gaps 13；Inner segment arc 14；Outer segment arc
15；Angle index 16；Wheel measuring arm 2；Rotate outer arm 21；Rotate inner arm 22；First bar shaped empty slot 221；Adjustable positioning knot
Structure 3；Location hole 31；Movable screw 32；Screw rod 321；Screw head 322；Banking stop 323；Arrow 4；Fixed arm 5；It is fixed outer
Arm 51；Fixed inner arm 52；Mounting hole 53；Second bar shaped empty slot 54；Fixed structure 6；Fixing rivet 61；Cylindrical handle 7.
Specific implementation mode
It is the preferred embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figures 1 to 4, this measuring scale includes aobvious in the semicircular angle with curved portion 11 and semicircle bottom 12
Show plate 1, and semicircle bottom 12 and curved portion 11 are the overall structure being seamlessly connected, curved portion 11 is equipped in same with curved portion 11
The arc of the heart and the arc-shaped gaps 13 that curved portion 11 can be divided into inner segment arc 14 and outer segment arc 15, inner segment arc 14 and/or outer segment
Arc 15 is equipped with several angle indexes 16, is located at the circle of the angle display board 1 in Semi round bottom portion 12 at the rear of angle display board 1
It can be retractable structure and institute relative to the wheel measuring arm 2 of 1 circuit oscillation of angle display board, wheel measuring arm 2 to be equipped at the heart
2 one end of wheel measuring arm stated extends to 1 outside of angle display board, and energy is equipped between wheel measuring arm 2 and angle display board 1
Adjustable positioning structure 3 and the indicator corresponding with angle index 16 wheel measuring arm 2 being located on angle display board 1
First 4, the angle for accurately indicating rotation, adjustable positioning structure 3 includes the location hole 31 being arranged on wheel measuring arm 2,
Movable screw that is interior through arc-shaped gaps 13 and being clamped with inner segment arc 14 and/or 15 phase of outer segment arc is equipped in location hole 31
32, wheel measuring arm 2 includes the rotation outer arm 21 being movably connected with semicircle bottom 12, is equipped with successively in rotation outer arm 21 several
Inner arm 22 is rotated, and rotates inner arm 22 and rotates outer arm 21 and be mutually movably connected, and location hole 31 is arranged on rotation outer arm 21,
Be both provided on several rotation inner arms 22 it is at least one corresponding with location hole 31, for plugging and axial setting for movable screw 32
The first bar shaped empty slot 221 on rotation inner arm 22 is set, ensures to realize flexible.
Further, two first bar shaped empty slots corresponding with location hole 31 are both provided on several rotation inner arms 22
221, and two the first bar shaped empty slots 221 on each rotation inner arm 22 are oppositely arranged, the movable screw 32 of the present embodiment
Upper end is located at the top of angle display board 1, and lower end is located in wheel measuring arm 2 or across wheel measuring arm 2 to wheel measuring arm 2
Lower section；Arrow 4 is located at the above and or below of adjustable positioning structure 3, and movable screw 32 includes being inserted in rotation
Screw rod 321 in measuring arm 2 and the screw head 322 being connected with screw rod 321,322 both sides of screw head are provided at least
Two width are more than the banking stop 323 that arc-shaped gaps 13 are used to make screw head 322 to be in 1 top of angle display board.
When coming into operation, it is only necessary to unscrew movable screw 32, wheel measuring arm 2 measures, after measurement again again
Movable screw 32 is screwed, the screw rod 321 of the movable screw 32 when screwing passes through location hole 31, also cross being currently located at
Two the first bar shaped empty slots 221 on the rotation inner arm 22 of 31 lower section of location hole.
Also, when need measure range of motion when, gauger by the stretching structure of wheel measuring arm 2 and fixed arm 5 all
Pull out, convenient for the arm of the measured (or leg；Length it is parallel, the joint of the measured has rotated how many angle, gauger
With regard to 2 certain angle of wheel measuring arm, and then the joint of the measured is measured, the wheel measuring arm 2 and fixed arm 5 of the present embodiment are equal
Using stretching structure, the parking space of measuring scale can be reduced, be convenient for the carrying of measuring scale.
Further, semicircle bottom 12 is equipped with by fixed structure 6 is coaxially disposed with semicircle bottom 12 and extends to angle
The fixed arm 5 display board 1 outside and can stretched relative to semicircle bottom 12, wherein fixed structure 6 include that at least one setting exists
Fixed arm 5 and the fixing rivet of semicircle bottom 12 61, and fixed arm 5 is connected by fixing rivet 61 with semicircle bottom 12.
Wherein, fixed arm 5 includes the fixation outer arm 51 that 12 one end of semicircle bottom is fixed at by fixing rivet 61, Gu
Determine to be equipped with several fixed inner arms 52 in outer arm 51 successively, and fixed inner arm 52 is movably connected with fixed outer arm 51, and fixed outer
It is provided with the mounting hole 53 worn for fixing rivet 61 on arm 51, is both provided on several fixed inner arms 52 opposite with mounting hole 53
Applied to being plugged for fixing rivet 61 and be axially set in the second bar shaped empty slot 54 on fixed inner arm 52, the present embodiment
In, the stretching structure of fixed arm 5 is similar with the stretching structure of wheel measuring arm 2.
Preferably, in order to stretch conveniently, the wheel measuring arm 2 and fixed arm 5 of the present embodiment far from angle display board 1 one
End is both provided with the cylindrical handle 7 for push-and-pull, and the diameter of cylindrical handle 7 is more than the rotation close to the cylindrical handle 7
Turn inner arm 22 or fixed inner arm 52.
Specifically, it is 0-180 degree that angle index 16, which is uniformly distributed setting and angular range, and inner segment arc 14 and/or outer segment
Arc 15 is more than the depth close to 16 clearing end of angle index, one end of arc-shaped gaps 13 close to the depth of 16 initial end of angle index
The lower section of the angle index 16 positioned at initial end is extended to, 13 other end of arc-shaped gaps and the angle index 16 positioned at clearing end are neat
It is flat；Alternatively, 13 other end of arc-shaped gaps extends to the lower section of the angle index 16 positioned at clearing end, and the width of inner segment arc 14 omits
More than the width in the adult centre of the palm, such structure, which ensure that gauger before measuring, allows measurement angle since 0 degree, and excellent
The angular range of selection of land, inner segment arc 14 is slightly larger than 180 degree, for being hand when hand holds wheel measuring arm 2 and surveys inward turning valgus angle
The gap that can be grasped is reserved, specifically, when measuring the inward turning and valgus angle of hand, gauger's hand is placed in inner segment arc 14,
Wheel measuring arm 2 is grasped, it is rotated toward fixation measuring arm side, the angle rotated is the inward turning of hand and the angle turned up
Degree.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although angle display board 1 is used more herein；Curved portion 11；Semicircle bottom 12；Arc-shaped gaps 13；Inner segment arc
14；Outer segment arc 15；Angle index 16；Wheel measuring arm 2；Rotate outer arm 21；Rotate inner arm 22；First bar shaped empty slot 221；It is adjustable
Formula location structure 3；Location hole 31；Movable screw 32；Screw rod 321；Screw head 322；Banking stop 323；Arrow 4；Fixed arm
5；Fixed outer arm 51；Fixed inner arm 52；Mounting hole 53；Second bar shaped empty slot 54；Fixed structure 6；Fixing rivet 61；Cylindrical hand
The terms such as handle 7, but it does not preclude the possibility of using other terms.The use of these items is only for more easily describing and
Explain the essence of the utility model；Being construed as any one of the additional limitations all is disagreed with the spirit of the present invention
's.
Claims (9)
1. a kind of Medical joint angle measuring scale, which is characterized in that this measuring scale includes in curved portion (11) and Semi round bottom
The semicircular angle display board (1) in portion (12), it is in the arc concentric with curved portion (11) that the curved portion (11), which is equipped with,
And curved portion (11) can be divided into the arc-shaped gaps (13) of inner segment arc (14) and outer segment arc (15), the inner segment arc (14)
And/or outer segment arc (15) is equipped with several angle indexes (16), is located in Semi round bottom portion (12) at the rear of angle display board (1)
Angle display board (1) circle centre position be equipped with can be described relative to the wheel measuring arm (2) of angle display board (1) circuit oscillation
Wheel measuring arm (2) be that retractable structure and described wheel measuring arm (2) one end extend on the outside of angle display board (1),
Being equipped between wheel measuring arm (2) and angle display board (1) can be located in wheel measuring arm (2) on angle display board (1)
Adjustable positioning structure (3) and arrow corresponding with angle index (16) (4), the adjustable positioning structure
(3) include the location hole (31) being arranged on wheel measuring arm (2), be equipped with through between arc in the location hole (31)
The movable screw (32) being clamped in gap (13) and mutually with inner segment arc (14) and/or outer segment arc (15), the wheel measuring arm (2)
Include the rotation outer arm (21) being movably connected with semicircle bottom (12), several rotations are equipped with successively in the rotation outer arm (21)
Turn inner arm (22), and the rotation inner arm (22) and rotation outer arm (21) is mutually movably connected, and the location hole (31)
It is arranged on rotation outer arm (21), at least one, use corresponding with location hole (31) is both provided on several rotation inner arms (22)
In the first bar shaped empty slot (221) for plugging and being axially disposed on rotation inner arm (22) for movable screw (32)；The semicircle
Bottom (12) be equipped with by fixed structure (6) be coaxially disposed and extend to semicircle bottom (12) on the outside of angle display board (1) and
The fixed arm (5) that can be stretched relative to semicircle bottom (12).
2. Medical joint angle measuring scale according to claim 1, which is characterized in that be all provided on several rotation inner arms (22)
It is equipped with two the first bar shaped empty slots (221) corresponding with location hole (31), and each two first on rotation inner arm (22)
Bar shaped empty slot (221) is oppositely arranged.
3. Medical joint angle measuring scale according to claim 1 or 2, which is characterized in that the movable screw (32)
Upper end be located at the top of angle display board (1), lower end is located in wheel measuring arm (2) or across wheel measuring arm (2) to revolving
Turn the lower section of measuring arm (2)；The arrow (4) is located at the above and or below of adjustable positioning structure (3).
4. Medical joint angle measuring scale according to claim 3, which is characterized in that the movable screw (32) includes
The screw rod (321) being inserted in wheel measuring arm (2) and the screw head (322) being connected with screw rod (321), the screw head
(322) both sides are provided at least two width more than arc-shaped gaps (13) for making screw head (322) be in angle display board (1)
The banking stop (323) of top.
5. Medical joint angle measuring scale according to claim 1, which is characterized in that the fixed structure (6) includes
At least one fixing rivet (61) being arranged in fixed arm (5) and semicircle bottom (12), and the fixed arm (5) passes through fixation
Rivet (61) is connected with semicircle bottom (12).
6. Medical joint angle measuring scale according to claim 5, which is characterized in that the fixed arm (5) includes logical
Cross the fixation outer arm (51) that fixing rivet (61) is fixed at semicircle bottom (12) one end, in the fixation outer arm (51) according to
It is secondary to be equipped with several fixed inner arms (52), and the fixation inner arm (52) is movably connected with fixed outer arm (51), and it is described
It is provided with the mounting hole (53) worn for fixing rivet (61) on fixed outer arm (51), is both provided on several fixed inner arms (52)
It is corresponding with mounting hole (53) to be used to that second on fixed inner arm (52) to be plugged and be axially set in for fixing rivet (61)
Bar shaped empty slot (54).
7. Medical joint angle measuring scale according to claim 6, which is characterized in that the wheel measuring arm (2) and
The one end of fixed arm (5) far from angle display board (1) is both provided with the cylindrical handle (7) for push-and-pull.
8. Medical joint angle measuring scale according to claim 1, which is characterized in that the angle index (16) is uniform
Distribution setting and angular range are 0-180 degree, and the inner segment arc (14) and/or outer segment arc (15) is close to angle index (16)
The depth of initial end is more than the depth close to angle index (16) clearing end.
9. Medical joint angle measuring scale according to claim 8, which is characterized in that the one of the arc-shaped gaps (13)
End is extended to positioned at the lower section of the angle index (16) of initial end, the arc-shaped gaps (13) other end and positioned at clearing end
Angle index (16) flushes；Alternatively, described arc-shaped gaps (13) other end extends to the angle index (16) positioned at clearing end
Lower section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720647790.1U CN207837553U (en) | 2017-06-06 | 2017-06-06 | Medical joint angle measuring scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720647790.1U CN207837553U (en) | 2017-06-06 | 2017-06-06 | Medical joint angle measuring scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207837553U true CN207837553U (en) | 2018-09-11 |
Family
ID=63425095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720647790.1U Expired - Fee Related CN207837553U (en) | 2017-06-06 | 2017-06-06 | Medical joint angle measuring scale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207837553U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111721487A (en) * | 2019-03-20 | 2020-09-29 | 山东科技大学 | Variable-angle and interval riser group vortex-induced vibration test device based on coupling interference effect |
-
2017
- 2017-06-06 CN CN201720647790.1U patent/CN207837553U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111721487A (en) * | 2019-03-20 | 2020-09-29 | 山东科技大学 | Variable-angle and interval riser group vortex-induced vibration test device based on coupling interference effect |
| CN111721487B (en) * | 2019-03-20 | 2024-05-17 | 山东科技大学 | Riser group vortex-induced vibration test device with variable angle and interval based on coupling interference effect |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180911 Termination date: 20190606 |