CN2768668Y - Medical bone and joint angle measuring device - Google Patents
Medical bone and joint angle measuring device Download PDFInfo
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- CN2768668Y CN2768668Y CN 200520005728 CN200520005728U CN2768668Y CN 2768668 Y CN2768668 Y CN 2768668Y CN 200520005728 CN200520005728 CN 200520005728 CN 200520005728 U CN200520005728 U CN 200520005728U CN 2768668 Y CN2768668 Y CN 2768668Y
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Abstract
The utility model pertains to a medical measuring apparatus, specifically relates to a design of medical bone and joint angle measuring device which can indicate the angle of the joint in the states of physiology and pathology and the range of joint motion, and can reduce the error and measure accurately in the measuring process. The medical bone and joint angle measuring device comprises a fixed measuring arm; the left end and the right end of the fixed measuring arm are respectively and fixedly equipped with a semi-circular protractor, a movable short measuring arm, a full circular protractor, and a movable long measuring arm; one end of the fixed measurer is equipped with a fixed reference flat base. The product has simple structure with convenient operation, and it can directly reflect the states and functions of physiology and pathology of the joints of the patient being measured.
Description
Technical field
This utility model relates to a kind of device of medical measurement, relate to a kind of this angle that under physiology and pathological state, exists of joint and scope of joint motion of indicating or rather, can in measuring process, reduce the invention aspect the medical B﹠J angular surveying device that sum of errors accurately measures.
Background technology
At present, current measuring methods is ocular estimate and angle block gauge measurement method.Therefore ocular estimate can only be used for rough calculating or qualitative examination because the error that exists is bigger.Present clinical medical development is more and more higher to the requirement of degree of accuracy, also impels every result of clinical detection digitized, precision and standardization more.Description for the function of joint state also requires necessary standard and degree of accuracy.The length of the gage beam of standing crop angle gauge is fixed, measurement requirement that can not be satisfying personalized.
In addition, the measuring device of mobility---be that protractor and movable gage beam can slide on fixed beam, make the accuracy of reading be difficult to control like this.
In medical practice work, measure to check to be absolutely necessary that the error of measurement result is difficult to avoid, especially the error brought of Mu Ce result will directly influence therapeutic effect.Therefore, we will reduce error as far as possible in measuring process.
For many years, the medical personnel constantly improves survey tool.But, wherein still having many unsatisfactory places, main cause still is not have to reduce error in measuring process, truly reflects joint state and function.
Because it is many that people were once once too pursuing function, the survey tool that motility is strong promptly " is mastered many skills while specializing in one ".But people find gradually in the medical practice process: the function of survey tool is many more, and professional technique content is just few more; Motility is big more, and the error of measurement result also increases accordingly, and the stability of product itself also is difficult to be guaranteed.
This shows that above-mentioned existing measuring device still has many defectives, and the assistant officer waits to be improved.
Because the defective that above-mentioned existing measuring device exists, the design people is based on being engaged in this type of product design manufacturing for many years, amassing has abundant practical experience and Professional knowledge, actively studied innovation, in the hope of founding a kind of medical B﹠J angular surveying device that improves molding structure, can improve the general molding structure of existing general measure device on the market, make it have more competitiveness.Through constantly research, design, and after studying sample and improvement repeatedly, create this utility model that has practical value finally.
Summary of the invention
Technical problem underlying to be solved in the utility model is, overcome the defective that existing measuring device exists, and provide a kind of medical B﹠J angular surveying device of new structure, make it measure principle according to the characteristics and the clinical medicine of normal human's joint motion, the joint is measured, truly reflected physiology, pathological state and the range of activity in joint.
This utility model solves its technical problem underlying and realizes by the following technical solutions.According to the medical B﹠J angular surveying device that the utility model proposes, it is characterized in that:, be fixed with semicircular protractor, movably short gage beam and wholecircle protractor, movable long gage beam formation by set bolt respectively at the left side of fixation measuring arm and right-hand member by the fixation measuring arm.
This utility model solves its technical problem and can also adopt following technical measures further to realize.
One end of preceding described fixation measuring device is provided with fixing with reference to platform.
Before described fixation measuring arm, semicircular protractor, movably short gage beam, wholecircle protractor, movable long gage beam and fix and make by the lucite thin plate with reference to platform.
Be carved with the scale of 0～360 degree on the preceding described wholecircle protractor; Movable long gage beam can be made 360 degree around the wholecircle protractor and measure rotation.
Be carved with the scale of 0～180 degree on the preceding described semicircular protractor; Movable short gage beam can be made 180 degree around semicircular protractor and measure rotation.
Preceding described fixation measuring arm lengths 43.5cm; Width 5cm; Thickness 3mm.
Preceding described movable long gage beam length 43.5cm; Width 5cm; Thickness 3mm.
Preceding described movable short gage beam length 29cm; Width 5cm; Thickness 3mm.
Before described movable short gage beam fixing with reference to land lengths 16cm; Width 5cm; Thickness 3mm.
The preceding described and movable joining wholecircle protractor of long gage beam diameter 10cm; Round angle 360 degree; Thickness 3mm; With the joining semicircular protractor diameter of movable short gage beam 10cm; Round angle 180 degree; Thickness 3mm.
This utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, this utility model by differing heights compatriots limbs length is carried out actual measurement, can satisfy the different condition of length of the desired gage beam of Different Individual owing to adopt technique scheme, has universality and representativeness.Satisfy the requirement of the personalization of measured object in design, avoid the factor that is difficult to control accuracy place data of movable measuring device again, make measuring method more perfect, reduce the error of measurement result.This product structure is simple, and is easy to operate, can directly reflect physiology, pathological state and the function in tested patient joint.
This utility model is on the practicality and cost benefit of structural design, use, really it is required to meet industry development fully, and disclosed structure is unprecedented innovative design, it does not see any publication, do not see more that before application that identical architectural feature is arranged is known, formerly public, and also not seeing on the market has similar products like, and has novelty really.
Structure of the present utility model really has more technological progress than existing measuring device, and its particular structure feature and more can also be far from existing measuring device and can compare, more existing measuring device has more technical progress, and has the multinomial effect of enhancement, and creative really.
Designer of the present utility model studies this series products experience of existing ten several years, quite understand for existing problem of existing measuring device and defective, and this utility model is to found according to above-mentioned Study of Defects exploitation, it can reach its intended purposes and effect really, not only on the kenel of space, really belong to innovation, and the true accessory of more existing measuring device has suitable enhancement effect, and existing known product has more technological progress and practicality, and produced handy and practical good effect, and have practicality really.
In sum, this utility model really belongs to innovation on the kenel of space, and has the multinomial effect of enhancement than existing product, and simple in structure, is suitable for practicality, has the extensive value of industry.It is in limited field, technical development space, no matter structurally or bigger improvement all arranged on the function, and have large improvement technically, and produced handy and practical effect, and has the effect of enhancement really, thereby being suitable for practicality more, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction partly of technical solutions of the utility model feature, for making the professional and technical personnel can clearer understanding technological means of the present utility model, and can be implemented according to the content of description, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the Facad structure view of the medical B﹠J angular surveying of this utility model device.
Fig. 2 is the plan structure view of the medical B﹠J angular surveying of this utility model device.
Fig. 3 is the front Unclosing structure view of the medical B﹠J angular surveying of this utility model device.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to according to its specific embodiment, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
1. fixation measuring arm 2. movable long gage beams
3. movably short gage beam 4. wholecircle protractors
5. fixing with reference to platform 6. semicircular protractors
7. set bolt
See also Fig. 1, Fig. 2, shown in Figure 3, the medical B﹠J angular surveying of this utility model device is mainly by fixation measuring arm 1, the left side of fixation measuring arm 1 and right-hand member respectively by set bolt 7 be fixed with semicircular protractor 6, movably short gage beam 3 and wholecircle protractor 4, movably long gage beam 2 constitutes, and an end of fixation measuring device 1 is provided with to fix and forms with reference to platform 5.
Medical osteoarthrosis angular surveying device of the present utility model.The parameter of this measuring device is by the data base is set up in 60 healthy people's measurement, and carries out that statistical analysis obtains.The using priciple of this measuring device and method combine closely principle, requirement and the method for osteoarthrosis angular surveying in the orthopaedics and tranmstology.Be convenient to understand, remember and use; Simultaneously, can directly read the angle in tested joint and the data of mobility on measuring device, the method for obtaining the result is directly perceived, is applicable to that clinical medical personnels at different levels use.These data can assist to quantize test result and the final purpose that realizes the comprehensive evaluation of limbs, joint physiological and pathological state by comparing with existing standardized data (iconography method).Test macro has confirmed the practical value of this measuring device by the quantification to the limbs measured value.Simultaneously, the aspect such as compiling in the data of reflection normal human and patient's function of joint, state and clinical research is applied.
The acquisition of gage beam parameter:
Clinically 60 healthy people are carried out the measurement of limbs length.
60 healthy people are divided into 3 groups, and average every group 20 people is respectively:
1. height is organized more than 175cm;
2. height is organized between 165-175cm;
3. height is in group below 165;
Respectively they are carried out upper arm length, forearm length, thigh length, thigh diameter, the measurement of shank length.The method that adopts is with reference to the full-length measurement method in the orthopaedics and tranmstology, and is as follows:
1. upper arm length, acromion is to condylus lateralis humeri.
2. forearm length, olecroanon is to processus styloideus ulnae.
3. thigh length, anterior superior iliac spine is to the knee joint inner edge.
4. shank length, fibular head is to the external malleolus lower edge.
5. the patella upper limb 10cm that makes progress, the thigh diameter phi.
All are obtained data carry out statistical procedures (SAS statistical procedures system), the parameter of acquisition is respectively: max.:43.5cm, min.:29cm, thigh diameter phi: 16cm.
The length of fixation measuring arm 1 and movable long gage beam 2 is set to 43.5cm respectively; The length of movable short gage beam 3 is set to 29cm; The fixing length with reference to platform 5 of movable short gage beam 3 is set to 16cm.
The all components of this utility model measuring device is made by the transparent organic glass material, thickness: 3mm.Comprising:
1. fixation measuring arm: length, 43.5cm; Width, 5cm; Thickness, 3mm; Two planes of 43.5 * 5 on the fixation measuring arm are made as F, H respectively; 43.5 two planes of * 0.3 are made as L, M respectively.
2. movably long gage beam: length, 43.5cm; Width, 5cm; Thickness, 3mm.
3. movably short gage beam: length, 29cm; Width, 5cm; Thickness, 3mm.
4. with the joining wholecircle protractor of movable long gage beam: the standard wholecircle protractor that adopts State Metrological Bureau to supervise; Diameter, 10cm; Round angle, 360 degree; Thickness, 3mm.
5. with the joining standard semicircular protractor of movable short gage beam: the standard semicircular protractor that adopts State Metrological Bureau to supervise; Diameter, 10cm; Round angle, 180 degree; Thickness, 3mm.
6. movably short gage beam is fixing with reference to platform, and the plane of its plane and fixation measuring arm is perpendicular, and the vertical line of the center line of the movable short gage beam of doing on fixation measuring arm H plane with mid point I by the standard semicircular protractor is crossing.Fixing length: 16cm with reference to platform; Width: 5cm; Thickness: 3mm.
Selecting plane F as the fixed pan of wholecircle protractor 4 on fixation measuring arm 1 on the fixation measuring arm 1.As the fixing point of wholecircle protractor 4 on fixation measuring arm 1, and fixing point G and the center of circle coincide together at the end points G that selects any side on the F of plane.Wholecircle protractor 4 is fixed on an end of fixation measuring arm 1 by the G point, one end of movable long gage beam 2 is fixed on the G point with wholecircle protractor 4 and fixation measuring arm 1 by the center of wholecircle protractor 4, and, the plane that guarantees three assemblies is parallel to each other, the brachium of fixation measuring arm 1 and movable long gage beam 2 is 43.5cm, the center line of fixation measuring arm 1 and movable long gage beam 2 coincides, all pass through the center of circle G of wholecircle protractor, movable long gage beam 2 can be done 360 degree around the center of circle and rotate on the plane of wholecircle protractor 4, and the numerical value that movably long gage beam 2 center lines are indicated on pairing wholecircle protractor is sense data.
Select the fixed pan of fixation measuring arm 1 plane H (not marking among the figure) as semicircular protractor 6 and movable short gage beam 3.The point I of the center of circle G point 29cm of chosen distance wholecircle protractor is as the fixing point of semicircular protractor E on the center line of fixation measuring arm 1, and the center of circle of semicircular protractor 6 and I point coincide.Semicircular protractor 6 is fixed on the plane H of fixation measuring arm 1.
Select the fixing fixed pan with reference to platform 5 of fixation measuring arm plane L (not marking among the figure) as movable short gage beam 3.Fixing center line with reference to platform 5 is by ordering the vertical line and the planar intersection point of fixation measuring arm L of center line of the movable short gage beam 3 done through I on fixation measuring arm plane H.With movable short gage beam 3 fixing with reference to platform 5 on the L plane of fixation measuring arm 1.The fixing plane and the plane of fixation measuring arm 1 with reference to platform 5 places is perpendicular.
Be fixed on the I point of fixation measuring arm 1 with semicircular protractor 6 movably lacking the center of gage beam 3 one ends by semicircular protractor 6, and, the plane that guarantees movable short gage beam 3, semicircular protractor 6 and 1 three assemblies of fixation measuring arm is parallel to each other, movable short gage beam 3 can freely rotate on the plane of semicircular protractor 6, simultaneously, movably lack the rotational plane of gage beam 3 with fixing perpendicular with reference to the plane of platform 5.Distance on the fixation measuring arm 1 between 2 of G, the I is 29cm, the brachium of movable short gage beam 3 is 29cm, the center line of fixation measuring arm 1 and movable short gage beam 3 coincides, all pass through the center of circle I point of semicircular protractor, movable short gage beam 3 can be done 180 degree around the center of circle and rotate on the plane of semicircle angulation 6, and the numerical value that movably short gage beam 3 center lines are indicated on pairing wholecircle protractor is the data that need read.
The measurement of practical measuring examples 1 shoulder joint level position anterior flexion and rear stretching mobility
Testee (patient) gets dorsal position, upper arm 90 exhibition position of being outside one's consideration.To fix with reference to platform 5 and place tested shoulder joint below, parallel with testee's trunk perpendicular with fixation measuring arm 1 plane, and fixation measuring arm 1 plane and testee's both shoulders line level.The mid point of semicircular protractor and the central point of shoulder joint coincide.Tested arm stretching, and the line of the acromial end in tested joint, condylus lateralis humeri and processus styloideus radii is a straight line, on on the extended line of the line in both shoulders joint, the state that the center line of this straight line and movable gage beam C overlaps and keeps overlapping in measuring process.Do the anterior flexion and rear stretching action of tested arm in the horizontal direction, measure the pairing angle of center line of maximum anterior flexion and rear stretching movable short gage beam 3 when movable, the record reading, then this reading is the data of being surveyed.Observer's sight line should be vertical with the plane at semicircular protractor place in measuring process.
Normal shoulder joint is at the anteflexion maximum angle of level position: 135 degree, back hade degree: 40-50 degree.
The measurement of supination mobility before practical measuring examples 2 forearms revolve
Testee (patient) gets seat.Upper arm is sagging naturally, presses close to by the breast, bends elbow 90 degree positions, clenches fist in the forearm phase front, and thumb upwards.To fix with reference to platform 5 and place tested forearm below from far-end, parallel with testee's forearm major axis perpendicular with fixation measuring arm 1 plane, and fixation measuring arm 1 plane and testee's both shoulders line level.Make the longitudinal axis of forearm and the longitudinal axis of fist, movably the center line of short gage beam 3 overlaps.And in measuring process, make the three remain the state of coincidence.The mid point of semicircular protractor and the central point of elbow joint coincide.Fixedly elbow joint is done preceding arm axle and is rotatablely moved mutually.The pairing angle of center line of measurement movable gage beam C when the supination maximum activity is spent before revolving, the record reading, then this reading is the data of being surveyed.Observer's sight line should be vertical with the plane at semicircular protractor place in measuring process.
Normal person's forearm revolves preceding maximum angle: 80-90 degree, supination maximum angle: 80-90 degree.
The measurement of practical measuring examples 3 knee joint range of activity
Testee (patient) gets dorsal position, the line of the femoral greater trochanter summit of tested limbs, knee joint outside mid point, fibular head and waihuaiji point-blank, that is, the thigh shank keeps point-blank, and the active central point of knee joint is a knee joint outside mid point.
Center G with wholecircle protractor 4 during measurement places the knee joint activity centre, and the center line of fixation measuring arm 1 and movable long gage beam 2 coincides with the line of the femoral greater trochanter summit of tested limbs mid point to the knee joint and the line of fibular head and waihuaiji respectively.And in measuring process, keep relative position constant.Reading is write down in the joint of stretching to greatest extent, go down on one's knees, and the pairing angle of center line of movable short gage beam 3 when writing down the knee joint maximum during the course and stretching position and flexing position, and then this reading is the data of being surveyed---kneed angle and the flexion angle of stretching.Observer's sight line should be vertical with the plane at wholecircle protractor place in measuring process.
Normal knee sprung maximum angle: 135 degree, stretch angle: 0 degree.Hyperextension angle: 5-10 degree.
The above, it only is preferred embodiment of the present utility model, be not that this utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (10)
1, a kind of medical B﹠J angular surveying device is characterized in that: by the fixation measuring arm, be fixed with semicircular protractor, movably short gage beam and wholecircle protractor, movable long gage beam formation by set bolt respectively at the left side of fixation measuring arm and right-hand member.
2, medical B﹠J angular surveying device according to claim 1 is characterized in that: an end of wherein said fixation measuring device is provided with fixing with reference to platform.
3, medical B﹠J angular surveying device according to claim 2 is characterized in that: wherein said fixation measuring arm, semicircular protractor, movably short gage beam, wholecircle protractor, movable long gage beam and fix and make by the lucite thin plate with reference to platform.
4, medical B﹠J angular surveying device according to claim 2 is characterized in that: the scale that is carved with 0～360 degree on the wherein said wholecircle protractor; Movable long gage beam can be made 360 degree around the wholecircle protractor and measure rotation.
5, medical B﹠J angular surveying device according to claim 2 is characterized in that: the scale that is carved with 0～180 degree on the wherein said semicircular protractor; Movable short gage beam can be made 180 degree around semicircular protractor and measure rotation.
6, medical B﹠J angular surveying device according to claim 3 is characterized in that: wherein said fixation measuring arm lengths 43.5cm; Width 5cm; Thickness 3mm.
7, medical B﹠J angular surveying device according to claim 6 is characterized in that: wherein said movable long gage beam length 43.5cm; Width 5cm; Thickness 3mm.
8, medical B﹠J angular surveying device according to claim 7 is characterized in that: wherein said movable short gage beam length 29cm; Width 5cm; Thickness 3mm.
9, medical B﹠J angular surveying device according to claim 8 is characterized in that: wherein said movable short gage beam fixing with reference to land lengths 16cm; Width 5cm; Thickness 3mm.
10, medical B﹠J angular surveying device according to claim 9 is characterized in that: the wherein said and movable joining wholecircle protractor of long gage beam diameter 10cm; Round angle 360 degree; Thickness 3mm; With the joining semicircular protractor diameter of movable short gage beam 10cm; Round angle 180 degree; Thickness 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520005728 CN2768668Y (en) | 2005-03-04 | 2005-03-04 | Medical bone and joint angle measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520005728 CN2768668Y (en) | 2005-03-04 | 2005-03-04 | Medical bone and joint angle measuring device |
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| CN2768668Y true CN2768668Y (en) | 2006-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200520005728 Expired - Fee Related CN2768668Y (en) | 2005-03-04 | 2005-03-04 | Medical bone and joint angle measuring device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102670204A (en) * | 2012-05-18 | 2012-09-19 | 复旦大学附属华山医院 | Simple measuring instrument for range of motion of shoulder joint |
| CN103070688A (en) * | 2013-02-27 | 2013-05-01 | 河北联合大学 | Joint angle measuring scale |
| CN103560313A (en) * | 2013-11-14 | 2014-02-05 | 哈尔滨工业大学 | Radial rib locating device of radial-rib inflatable and unfolding antenna |
| CN104246421A (en) * | 2011-10-11 | 2014-12-24 | 史密夫和内修有限公司 | Graft caliper marking device |
| CN108354697A (en) * | 2018-03-27 | 2018-08-03 | 李莉 | A kind of acetabular bone measuring scale |
-
2005
- 2005-03-04 CN CN 200520005728 patent/CN2768668Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104246421A (en) * | 2011-10-11 | 2014-12-24 | 史密夫和内修有限公司 | Graft caliper marking device |
| CN102670204A (en) * | 2012-05-18 | 2012-09-19 | 复旦大学附属华山医院 | Simple measuring instrument for range of motion of shoulder joint |
| CN102670204B (en) * | 2012-05-18 | 2014-03-05 | 复旦大学附属华山医院 | Simple measuring instrument for range of motion of shoulder joint |
| CN103070688A (en) * | 2013-02-27 | 2013-05-01 | 河北联合大学 | Joint angle measuring scale |
| CN103560313A (en) * | 2013-11-14 | 2014-02-05 | 哈尔滨工业大学 | Radial rib locating device of radial-rib inflatable and unfolding antenna |
| CN103560313B (en) * | 2013-11-14 | 2015-05-06 | 哈尔滨工业大学 | Radial rib locating device of radial-rib inflatable and unfolding antenna |
| CN108354697A (en) * | 2018-03-27 | 2018-08-03 | 李莉 | A kind of acetabular bone measuring scale |
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