CN206772709U - A kind of auxiliary machinery arm-general-purpose sensor testing system realizes the fixture of knee joint Biomechanics test - Google Patents
A kind of auxiliary machinery arm-general-purpose sensor testing system realizes the fixture of knee joint Biomechanics test Download PDFInfo
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- CN206772709U CN206772709U CN201721040353.XU CN201721040353U CN206772709U CN 206772709 U CN206772709 U CN 206772709U CN 201721040353 U CN201721040353 U CN 201721040353U CN 206772709 U CN206772709 U CN 206772709U
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Abstract
The utility model discloses the fixture that a kind of auxiliary machinery arm-general-purpose sensor testing system realizes knee joint Biomechanics test, the fixture is made up of tibial shaft fixed mechanism and femoral shaft fixed mechanism;Knee joint sample is connected between tibial shaft fixed mechanism and femoral shaft fixed mechanism.It is upper plate (2) between upper supporting piece (1) and upper holder (3), upper holder (3) fixes knee joint tibial.It is lower shoe (12) between lower holder (11) and bottom base (13), lower holder (11) fixes knee joint femoral.Jacking block is promoted by squeezing screw, and then promote upper and lower bottom plate (2,12), the skewed slot for making the diagonal chute panel of bottom panel side intersect with the diagonal chute panel coincidence form right angle of voussoir is mutually engaged, solve knee joint sample to repeat that the accurate problem of measurement position with dismounting is installed, complete the Biomechanics test of knee joint sample under different conditions.
Description
Technical field
A kind of fixture for aiding in biomethanics measurement is the utility model is related to, more particularly, refers to a kind of auxiliary machinery
Arm-general-purpose sensor testing system realizes the fixture of knee joint Biomechanics test.
Background technology
Knee joint is the joint that human body is maximum, most complicated, and ligament injury incidence of disease highest joint.Knee ligament
It is the primary structure for maintaining knee Stability and kinematics characteristic, the treatment of ligamentous injury of knee joint has become current motion
The main contents in wound field.
Measurement ligamentous injury of knee joint rebuilds the stability of patella and kinematics characteristic and operation method can be carried out
Objective evaluation, founded in the past in art formula with only having anatomical basis, anatomy reasonable in anatomical terms in development
Research belongs to Senile Mouse, it is impossible to function assessment is represented, therefore it is only inevitable with improving by the foundation that anatomical basis is performed the operation
Bear the character of much blindness, the effect of such operation can only rely on clinical research to verify, unnecessary excessive risk is brought to patient.
Robotic arm-general-purpose sensing system is current state-of-the-art survey in ligamentous injury of knee joint research field in the world
Test system.The ability repeated with space tracking high precision, can control and accurately repeat pass under the conditions of six-freedom degree
The motion of section, and carry out various loadings and synchro measure.
Using robotic arm-general-purpose sensing system in kneed test process under carrying out different conditions, to knee joint
The measurement positions of different conditions can not arbitrarily change, and knee joint sample is that can not change state in the mounted condition do
, therefore, it is necessary to knee joint sample is removed and installed repeatedly.The accuracy installed again is the pass of determining measuring accuracy
Key factor, otherwise measurement result of the knee joint sample under different conditions just do not possess comparability, cause test crash.
The content of the invention
In order to realize that robotic arm-general-purpose sensing system carries out different conditions in same measurement position to knee joint sample
Biomechanical property test, that the utility model devises is can coordinating with the robotic arm-general-purpose sensing system, uses
In the fixture of clamping knee joint sample.Using accurate occlusion is formed after the coincidence of two inclined planes, formation has the fixture
The combination of high positional precision.The utility model fixture is solved in robotic arm-general-purpose sensing system test process, knee joint
The positional precision problem installed again after sample dismounting.It ensure that knee joint sample test is in terms of location position under different conditions
It is unified, it ensure that the accuracy of test.
The utility model is that a kind of auxiliary machinery arm-general-purpose sensor testing system realizes knee joint Biomechanics test
Fixture, it is characterised in that:Include robotic arm-general-purpose sensor testing system, tibial shaft fixed mechanism and femoral shaft to fix
Mechanism;Tibial shaft fixed mechanism is combined into one with femoral shaft fixed mechanism by knee joint sample (10);
The tibial shaft fixed mechanism is by upper supporting piece (1), upper plate (2), upper holder (3), AA voussoirs (4), AB wedges
Block (5), upper jacking block (6), upper screw shell (7) and upper Top fastening screw (8) composition;
The femoral shaft fixed mechanism is by lower holder (11), lower shoe (12), bottom base (13), BA voussoirs (14), BB
Voussoir (15), lower jacking block (16), lower screw shell (17) and lower Top fastening screw (18) composition;
Bottom base (13) is arranged on workbench (20);
One end of upper supporting piece (1) is that disk holds plate (1A) level with both hands, and the other end of upper supporting piece (1) is oblique arm baffle plate (1B),
It is positioning panel (1E) that disk, which is held level with both hands between plate (1A) and oblique arm baffle plate (1B),;Positioning panel (1E) place is used to install bottom
Plate (2);Plate is provided with AA countersunk heads chamber (1E1) below positioning panel (1E);One side of positioning panel (1E), which is provided with, to be used for
The A stopper slots (1F) of fixed AB voussoirs (5);
Oblique arm baffle plate (1B) is provided with the AA through holes (1B1) for being used for installing screw shell (7);The upper screw shell
(7) it is internal thread, the upper screw shell (7) passes through for upper Top fastening screw (8), and is coordinated by screw thread and hold out against spiral shell in realization
Follow closely (8) to move in upper screw shell (7), so as to promote the AD diagonal chute panels (61) of upper jacking block (6) and upper plate (2)
Intersected at a right angle after AA diagonal chute panels (21) contact;
Disk holds plate below plate (1A) level with both hands and is provided with AA baffle plates (1C) and A reinforcements (1D), AA baffle plates (1C) place
It is fixed with AA voussoirs (4);
Plate (24) is smooth panel above upper plate (2), and plate (25) is provided with AB countersunk head chambers below upper plate (2)
(2C);AB countersunk heads chamber (2C) is used for the connection end for placing holder (3), and the AE through holes (2D) passed through by screw are solid afterwards
It is fixed;
The side of upper plate (2) is provided with AA diagonal chute panels (21), AA right angles panel (2A), AC diagonal chute panels
(23), AB diagonals chute panel (22) and AB right angles panel (2B), it is between AA right angles panel (2A) and AB right angles panel (2B)
AA diagonal chute panels (21);AA diagonal chute panels (21) are used to overlap with the AD diagonal chute panels (61) of upper jacking block (6);
What the AA diagonals chute panel (21) was arranged on AC diagonal chute panels (23) and AB diagonal chute panels (22) intersects right angle
Opposite;
AB diagonal chute panels (22) are used to overlap with the AE diagonal chute panels (51) of AB voussoirs (5);
AC diagonal chute panels (23) are used to overlap with the AF diagonal chute panels (41) of AA voussoirs (4);
The top of upper holder (3) is connection end (31), and the bottom of upper holder (3) is shin bone bare terminal end (32);Connection
It is AA curved portions (33) and AB curved portions (34) to hold (31) and the binding site of shin bone bare terminal end (32);Between in AA curved portions (33)
Every raised (33B) provided with AA grooves (33A) and AA;AB grooves (34A) are interval with AB curved portions (34) and AB is raised
(34B);Spaced groove and male cooperation, be advantageous to deformation of the curved portions in stress;
A connection ends (31) are connected to using AE through holes (2D) rear thread of a screw through upper plate (2) and are provided with AA spiral shells
In pit (31A), the fixation by upper plate (2) and upper holder (3) is realized;
The bottom of shin bone bare terminal end (32) is provided with AA openings (3C), AC through holes (3D) and AD through holes (3E), AC through holes (3D)
Screw (9A) is tightened for placing AA, AD through holes (3E) tighten screw (9B) for placing AB;
AA voussoirs (4) are provided with AC right angles panel (42) and AF diagonal chute panels (41) on the same face;AF diagonal chutes
Panel (41) overlaps with the AC diagonal chute panels (23) of upper plate (2);AC right angles panel (42) is placed in the A of upper supporting piece (1)
Fixed in stopper slot (1F) and by screw;
AB voussoirs (5) are provided with AE diagonal chute panels (51), and relative face is AD straight with AE diagonal chute panels (51)
Edged surface plate (52);AD right angles panel (52) overlaps with the AA baffle plates (1C) of upper supporting piece (1);AB voussoirs (5) are fixed by screw
In the positioning panel (1E) of upper supporting piece (1);
Upper jacking block (6) is provided with AD diagonal chute panels (61) and AF through holes (62), AD diagonal chute panels (61) with it is upper
The AA diagonal chute panels (21) of bottom plate (2) overlap, and AF through holes (62) are used for the cursor Duan Duan for placing Top fastening screw (8), on
After the thread segment of Top fastening screw (8) and the screw-internal thread fit of upper screw shell (7), reached by turning upper Top fastening screw (8) and pushed away
The AA diagonal chute panels (21) of dynamic upper jacking block (6) to upper plate (2) are close;
Upper screw shell (7), which sets, has plenty of internal thread;
Upper Top fastening screw (8) is provided with thread segment and cursor section, and thread segment is used to match somebody with somebody with the internal thread of upper screw shell (7)
The rotation for realizing upper Top fastening screw (8) is closed, cursor section is placed in the AF through holes (62) of jacking block (6);
Lower holder (11) is formed by gripping body (11A) and nip rotation body (11B), grip body (11A) with
Nip rotation body (11B) is flexibly connected by hinge hinge (11F), and grips the other end and nip rotation of body (11A)
The other end of body (11B) is fixed by tightening screw (19A, 19B);Body (11A) and nip rotation body are gripped after merging
(11B) is formed with the BB through holes (11C) for knee joint femoral to be fixedly mounted;Body (11A) and clamping are gripped after merging
BA openings (11D) are there are between rotor (11B), the BA openings (11D) are used for the big of the knee joint femoral for adjusting clamping
It is small;
The bottom for gripping body (11A) is provided with BA screwed holes (11E), and the BA screwed holes (11E) are used to place screw
Realize the fixation with lower shoe (12);The side for gripping body (11A) is provided with BC through holes (11A1) and BD through holes (11A2), BC
Through hole (11A1) tightens screw (19A) for placing BA, and BD through holes (11A2) tighten screw (19B) for placing BB;
Plate (124) is provided with BB countersunk heads chamber (12C) above lower shoe (12), and BE through holes are provided with BB countersunk heads chamber (12C)
(12D);What BB countersunk heads chamber (12C) was used to placing lower holder (11) grips body (11A), and the screw of through hole one leads to through BE
Hole (12D) rear thread is connected in the BA screwed holes (11E) for gripping body (11A);
The side of lower shoe (12) is provided with BA diagonal chute panels (121), BA right angles panel (12A), BB diagonal chutes
Panel (122), BC diagonal chute panels (123) and BB right angles panel (12B), BA right angles panel (12A) and BB right angles panel
It is BA diagonal chute panels (121) between (12B);BA diagonal chute panels (121) are used to slide with the BD diagonals of lower jacking block (16)
Chute panel (161) overlaps;The BA diagonals chute panel (121) is arranged on BC diagonal chute panels (123) and BB diagonal chutes
The opposite at the intersecting right angle of panel (122);
BB diagonal chute panels (122) are used to overlap with the BE diagonal chute panels (151) of BB voussoirs (15);
BC diagonal chute panels (123) are used to overlap with the BF diagonal chute panels (141) of BA voussoirs (14);
Oblique arm baffle plate (13B) is provided with one oblique angle of bottom base (13), the positioning panel (13E) of bottom base (13) is used to pacify
Load bottom plate (12);Positioning panel (13E) is provided with BA countersunk heads chamber (13E1);The connection end of lower shoe (12) and bottom base (13)
Fixed by screw, after a screw passes through the BE through holes (12D) on lower shoe (12), be placed in this BA countersunk heads chamber (13E1);Under
One side of pedestal (13) is provided with the BA boss (13A) for being used for fixing BB voussoirs (15);On another side of bottom base (13)
Provided with the BB boss (13C) for fixing BA voussoirs (14);
Oblique arm baffle plate (13B) is provided with the BA through holes (13B1) for being used for installing lower screw shell (17);The lower thread bush
Cylinder (17) is internal thread, and the lower screw shell (17) passes through for lower Top fastening screw (18), and is coordinated by screw thread under realization
Top fastening screw (18) is moved in the lower screw shell (17), so as to promote the BD diagonal chute panels (161) of lower jacking block (16) with
The BA diagonal chute panels (121) of lower shoe (12) overlap;
BA voussoirs (14) are provided with BC right angles panel (142) and BF diagonal chute panels (141) on the same face;BF diagonals are slided
Chute panel (141) overlaps with the BC diagonal chute panels (123) of lower shoe (12);BC right angles panel (142) is fixed by screw
On the BB boss (13C) of bottom base (13);
BB voussoirs (15) are provided with BD right angles panel (152) and BE diagonal chute panels (151) on the same face;BE diagonals are slided
Chute panel (151) contacts with the BB diagonal chute panels (122) of lower shoe (12);BD right angles panel (152) is fixed by screw
On the BA boss (13A) of bottom base (13);
Lower jacking block (16) is provided with BD diagonal chute panels (161) and BF through holes (162), BD diagonal chute panels (161)
Overlapped with the BA diagonal chute panels (121) of lower shoe (12), BF through holes (162) are used for the cursor for placing lower Top fastening screw (18)
After the screw-internal thread fit of Duan Duan, the thread segment of lower Top fastening screw (18) and lower screw shell (17), by turning lower Top fastening screw
(18) reach and promote the BA diagonal chute panels (121) of lower jacking block (16) to lower shoe (2) close;
Lower screw shell (17), which sets, has plenty of internal thread;
Lower Top fastening screw (18) is provided with thread segment and cursor section, and thread segment is used for the internal thread with lower screw shell (17)
Coordinate the rotation for realizing lower Top fastening screw (18), cursor section is placed in the BF through holes (162) of lower jacking block (16).
The utility model realizes that the advantages of knee joint Biomechanics test fixture is:
1. the utility model jig Design is Split type structure, including tibial shaft fixed mechanism and femoral shaft fixed mechanism, energy
It is enough convenient fixed or dismantle kneed shin bone and femur, convenient installation when carrying out knee joint sample test under different conditions,
Dismounting is maintained at same measurement position with installing again.
2. in tibial shaft fixed mechanism installs knee joint sample, human assistance slides the AB diagonals of upper plate (2) first
The AF diagonal chute plate contacts of chute panel and AA voussoirs (4), while the AC diagonal chute panels of upper plate (2) and AB voussoirs
(5) AC diagonal chute plate contacts;Then jacking block (6) in upper holds out against screw (8) propulsion is adjusted, and then promotes upper plate (2)
Mutually it is engaged with the inclined-plane of voussoir (4,5) along double inclined plane, the scarf of two coincidences intersects at a right angle, and can be formed under stress
Combination with high positional precision, the measurement position precision installed again after dismounting can be ensured.So as to ensure that knee joint sample
The positional precision that shin bone part is installed again, it ensure that system of the knee joint sample test in terms of shin bone location position under different conditions
One, it ensure that the accuracy of test.In tibial shaft fixed mechanism dismantles knee joint sample, with installing knee joint sample shin section
The anti-upper holds out against screw (8) of direction regulation of split-phase, manually holds holder (3) holds out against screw (8) direction drawing upwards, you can
Dismantle ligament tibia end.
3. in femoral shaft fixed mechanism installs knee joint sample, human assistance slides the BC diagonals of lower shoe (12) first
The BF diagonal chute plate contacts of chute panel and BA voussoirs (14), while the BB diagonal chute panels of lower shoe (12) and BB voussoirs
(15) BE diagonal chute plate contacts;Then adjust lower holds out against screw (18) and promote lower jacking block (16), and then promote lower shoe
(12) mutually it is engaged with the inclined-plane of voussoir (14,15) along double inclined plane, the scarf of two coincidences intersects at a right angle, under stress
The combination with high positional precision can be formed, the measurement position precision installed again after dismounting can be ensured.So as to ensure that knee closes
The positional precision that this femoral component of feast-brand mark is installed again, it ensure that knee joint sample test is in femur locations demarcation side under different conditions
The unification in face, it ensure that the accuracy of test.In femoral shaft fixed mechanism dismantles knee joint sample, with installing knee joint sample
The lower holds out against screw (18) of the opposite direction regulation of femoral component, manually holds lower holder (11) holds out against screw (18) direction downwards
Drawing, you can dismounting femur end.
4. the utility model fixture is promoted by the bevelled voussoir of design being laid out along X-axis and Y-axis to limit bottom plate
Position, so as to reach the reset of measurement position, bottom plate is accurately resetted and just can guarantee that knee joint sample biology under different conditions
The test of mechanical property so that the parameter for measuring acquisition has comparativity.
Brief description of the drawings
Fig. 1 is that auxiliary machinery arm-general-purpose sensing system of the utility model design realizes knee joint Biomechanics test
Fixture external structure.
Figure 1A is that auxiliary machinery arm robotic arm-general-purpose sensing system of the utility model design realizes knee joint biology
Another visual angle external structure of the fixture of mechanical test.
Figure 1B is that the utility model of unassembled knee joint sample realizes the clamp structure figure of knee joint Biomechanics test.
Fig. 1 C are the structure charts of knee joint sample.
Fig. 1 D are the separation schematic diagrames of the utility model measurement position.
Fig. 2 is the structure chart of the utility model tibial shaft fixed mechanism.
Fig. 2A is another viewing angle constructions figure of the utility model tibial shaft fixed mechanism.
Fig. 2 B are the structure charts of the unassembled upper supporting piece of the utility model tibial shaft fixed mechanism.
Fig. 2 C are the exploded views of the utility model tibial shaft fixed mechanism.
Fig. 2 D are the structure charts of upper supporting piece in the utility model tibial shaft fixed mechanism.
Fig. 2 E are the structure charts of upper plate in the utility model tibial shaft fixed mechanism.
Fig. 2 F are the front views of plate above upper plate in the utility model tibial shaft fixed mechanism.
Fig. 2 G are the structure charts of upper holder in the utility model tibial shaft fixed mechanism.
Fig. 3 is the structure chart that the utility model realizes femoral shaft fixed mechanism in knee joint Biomechanics test fixture.
Fig. 3 A are the front views that the utility model realizes femoral shaft fixed mechanism in knee joint Biomechanics test fixture.
Fig. 3 B are the connection structure diagrams of lower holder and lower shoe in the utility model femoral shaft fixed mechanism.
Fig. 3 C are the exploded views that the utility model realizes femoral shaft fixed mechanism in knee joint Biomechanics test fixture.
Fig. 4 is the structure chart of bottom base in the utility model femoral shaft fixed mechanism.
Fig. 4 A are another viewing angle constructions figures of bottom base in the utility model femoral shaft fixed mechanism.
Fig. 5 is the structure chart of lower shoe in the utility model femoral shaft fixed mechanism.
Fig. 5 A are the front views of lower shoe in the utility model femoral shaft fixed mechanism.
Fig. 6 is the structure chart of lower holder in the utility model femoral shaft fixed mechanism.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Referring to shown in Fig. 1, Figure 1A, Figure 1B, the utility model devises a kind of cooperation robotic arm-general-purpose sensor test
What system used realizes the fixture of knee joint Biomechanics test, and the fixture fixes machine by tibial shaft fixed mechanism and femoral shaft
Structure forms, and by knee joint sample 10, (kneed one end is tibial shaft to tibial shaft fixed mechanism, separately with femoral shaft fixed mechanism
One end is femoral shaft) it is combined into one.The utility model fixture is fixed on robotic arm-general-purpose sensor system by upper supporting piece 1
On the mechanical arm of system, when in robotic arm-general-purpose sensing system, the utility model fixture application can be regard as the system
The aid of system.
The tibial shaft fixed mechanism is by upper supporting piece 1, upper plate 2, upper holder 3, AA voussoirs 4, AB voussoirs 5, upper top
Block 6, upper screw shell 7 and upper Top fastening screw 8 form.
The femoral shaft fixed mechanism by lower holder 11, lower shoe 12, bottom base 13, BA voussoirs 14, BB voussoirs 15, under
Jacking block 16, lower screw shell 17 and lower Top fastening screw 18 form.
Bottom base 13 is arranged on workbench 20, and the workbench 20, which is fixed on one and can adjust the femoral shaft, to be fixed
On the elevating mechanism of mechanism upper-lower height, the installation of the femoral shaft fixed mechanism for convenience, workbench 20 is provided with along X-axis
With multiple mounting holes of Y-axis display arrangement.
In the utility model, meet that the right-hand rule designs coordinate system O-XYZ (as shown in Figure 1), work with workbench 20
Platform 20 elevating mechanism provide move up and down then for regulation be femoral shaft fixed mechanism Z-direction, and femur is solid
Determine relative distance of the mechanism relative to tibial shaft fixed mechanism.The relative distance is also between kneed shin bone and femur
Length.Due to the personal feature difference of human body, then the shin bone on knee joint is also different with femur, is designed as the upper of split
Lower two parts cramping body, be advantageous to carry out the knee joint Biomechanics test of different human body.
Referring to shown in Fig. 1 C, knee joint sample 10 refers to install protective metal shell (tibial shaft respectively at kneed both ends
End 10A installations are A protective metal shell 10C, and femur dry end 10B installations are B protective metal shell 10D), then respectively with more 2 millimeters of steel
Pin is fixed by protective metal shell (10C, 10D) and kneed both ends (10A, 10B) into cross-like, is finally closed in protective metal shell and knee
Resin (such as bone cement) is inserted in internode gap, it is integral with knee joint after solidification, that is, obtain knee joint sample 10.It is new in this practicality
In type, the protective metal shell such as bucket structure is fixed at knee joint both ends respectively, is to enter for protection knee joint under conditions of loading force
Occur being damaged by fixture during row measurement.
Upper supporting piece 1
Referring to shown in Fig. 1, Figure 1A, Figure 1B, Fig. 2, Fig. 2A, Fig. 2 B, Fig. 2 C, Fig. 2 D, upper supporting piece 1 is integrated machine-shaping
Structural member.One end of upper supporting piece 1 is that disk holds plate 1A level with both hands, and the other end of upper supporting piece 1 is oblique arm baffle plate 1B, and disk holds plate level with both hands
It is positioning panel 1E between 1A and oblique arm baffle plate 1B;It is used to upper plate 2 be installed at the positioning panel 1E;Under positioning panel 1E
Panel is provided with AA countersunk head chamber 1E1, AA countersunk head chambers 1E1 and is used to store partial air, is advantageous to upper plate 2 and positioning when having air
Tight fit below panel 1E after plate contact, it may also be said to solve plate and locating surface above upper plate 2 using a cavity
The flat board out-of-flatness defect that plate occurs in processing below plate 1E.The connection end of upper plate 2 and upper holder 3 is consolidated by screw
It is fixed, after a screw passes through the screwed hole on upper plate 2, it is placed in this AA countersunk head chamber 1E1.A positioning panel 1E side is provided with
For fixing the A stopper slots 1F of AB voussoirs 5.
Oblique arm baffle plate 1B is provided with the AA through holes 1B1 for being used for installing screw shell 7.The upper screw shell 7 is interior spiral shell
Line, the upper screw shell 7 pass through for upper Top fastening screw 8, and are coordinated by screw thread and realize upper Top fastening screw 8 in upper thread bush
Moved in cylinder 7, so as to promote the AD diagonal chutes panel 61 of upper jacking block 6 to be overlapped with the AA diagonal chutes panel 21 of upper plate 2.
Disk, which is held below plate 1A plate level with both hands and is provided with AA baffle plate 1C and A reinforcements 1D, the AA baffle plates 1C, is fixed with AA
Voussoir 4, the disk being designed with beneficial to upper supporting piece 1 of the A reinforcements 1D hold plate 1A and robotic arm-general-purpose sensor system level with both hands
After the mechanical arm of system is fixed, there is the torsion that disk is held level with both hands when the too thin caused upper supporting pieces 1 of plate 1A twist and deform.Disk is held level with both hands
Plate 1A is provided with multiple screwed holes, realizes that tibial shaft fixed mechanism passes with robotic arm-general-purpose by the cooperation of screw and screwed hole
The mechanical arm of sensor system is fixed.
Upper plate 2
Referring to shown in Fig. 1, Figure 1A, Figure 1B, Fig. 2, Fig. 2A, Fig. 2 B, Fig. 2 C, Fig. 2 E, Fig. 2 F, upper plate 2 is formed in one
Structural member.Plate 24 is smooth panel above upper plate 2, and plate 25 is provided with AB countersunk head chambers 2C below upper plate 2.AB countersunk head chambers
2C is used for the connection end for placing holder 3.Upper plate 2 is provided with the spiral shell being used for the fixation of connection end 31 of upper holder 3
Follow closely through AE through holes 2D.
As shown in Fig. 2 E, Fig. 2 F, the side of upper plate 2 is oblique provided with AA diagonal chutes panel 21, AA right angles panel 2A, AC
Row chute panel 23, AB diagonal chutes panel 22 and AB right angles panel 2B, it is between AA right angles panel 2A and AB right angles panel 2B
AA diagonal chutes panel 21.AA diagonal chutes panel 21 is used to overlap with the AD diagonal chutes panel 61 of upper jacking block 6.The AA is oblique
What row chute panel 21 was arranged on AC diagonal chutes panel 23 and AB diagonal chutes panel 22 intersects right angle (because upper plate 2
Top panel 24 is pentagon, and AC diagonal chutes panel 23 intersects exactly right angle with AB diagonal chutes panel 22) opposite, this
Be advantageous to upper jacking block 6 under the promotion by upper Top fastening screw 8, make two diagonal chute panels of upper plate 2 simultaneously along coordinate
It is that O-XYZ X-axis and Y-axis are slided, is accurate to up to measurement position.
As shown in Fig. 1 D, Fig. 2 B, Fig. 2 C, AB diagonal chutes panel 22 is used for the AE diagonal chutes panel 51 with AB voussoirs 5
Overlap.Preferred configuration can be AB diagonal chutes panel 22 is overlapped with AE diagonal chutes panel 51 contact after in a plane (such as
Shown in Fig. 2 B), both the cutting angle complementation of upper plate 2 and AB voussoirs 5 was 180 degree.
As shown in Fig. 1 D, Fig. 2 B, Fig. 2 C, AC diagonal chutes panel 23 is used for the AF diagonal chutes panel 41 with AA voussoirs 4
Overlap.Preferred configuration can be AC diagonal chutes panel 23 is overlapped with AF diagonal chutes panel 41 contact after be in a plane.
In the utility model, use two-by-two diagonal chute panel overlap contact after in a plane for propulsion position limitation,
Simultaneously using the relative diagonal chute panel in right angle is located at as thrust input, facilitate knee joint sample multiple installation,
Dismounting, while measurement position when not changing test.
Upper holder 3
Referring to shown in Fig. 1, Figure 1A, Figure 1B, Fig. 2, Fig. 2A, Fig. 2 B, Fig. 2 C, Fig. 2 G, upper holder 3 is formed in one structure
Part.The top of upper holder 3 is connection end 31, and the bottom of upper holder 3 is shin bone bare terminal end 32.Connection end 31 clamps with shin bone
The binding site at end 32 is AA curved portions 33 and AB curved portions 34.AA grooves 33A and AA projection are interval with AA curved portions 33
33B.AB groove 34A and AB projections 34B is interval with AB curved portions 34.Spaced groove and male cooperation, are advantageous to
Deformation of the curved portions in stress.
Connection end 31 is provided with AA screwed holes 31A lightening hole 3B.After the AE through holes 2D that upper plate 2 is passed through using a screw
It is threaded in AA screwed holes 31A, realizes the fixation by upper plate 2 and upper holder 3.
The bottom of shin bone bare terminal end 32 is provided with AA opening 3C, AC through hole 3D and AD through hole 3E, AC through holes 3D and is used to place AA
Tighten screw 9A, AD through hole 3E and tighten screw 9B for placing AB.In the utility model, by tightening screw and a nut
Coordinate so that two curved portions (33,34) deformations while AA openings 3C gap shrinks, reach the shin for clamping knee joint sample
The purpose of bone.
AA voussoirs 4
Referring to shown in Figure 1A, Fig. 1 D, Fig. 2A, Fig. 2 B, Fig. 2 C, AA voussoirs 4 are formed in one structural member.AA voussoirs 4 are same
Simultaneously it is provided with AC right angles panel 42 and AF diagonal chutes panel 41.The AC diagonals of AF diagonal chutes panel 41 and upper plate 2 are slided
Chute panel 23 overlaps.AC right angles panel 42 is placed in the A stopper slots 1F of upper supporting piece 1 and fixed by screw.
AB voussoirs 5
Referring to shown in Fig. 1, Fig. 1 D, Figure 1A, Fig. 2, Fig. 2A, Fig. 2 B, Fig. 2 C, AB voussoirs 5 are formed in one structural member.AB wedges
Block 5 is provided with AE diagonal chutes panel 51, and the face relative with AE diagonal chute panels 51 is AD right angles panel 52.AD right angles panel
52 overlap with the AA baffle plates 1C of upper supporting piece 1.AB voussoirs 5 are fixed by screws on the positioning panel 1E of upper supporting piece 1.
Upper jacking block 6
Referring to shown in Fig. 1, Fig. 1 D, Figure 1A, Figure 1B, Fig. 2, Fig. 2A, Fig. 2 B, Fig. 2 C, upper jacking block 6 is formed in one structure
Part.As shown in Figure 2 C, upper jacking block 6 is provided with AD diagonal chutes panel 61 and AF through holes 62, AD diagonal chutes panel 61 and upper bottom
The AA diagonal chutes panel 21 of plate 2 overlaps, and AF through holes 62 are used for the cursor Duan Duan for placing Top fastening screw 8, upper Top fastening screw 8
Thread segment by turning upper Top fastening screw 8 with after the screw-internal thread fit of upper screw shell 7, reaching the upper jacking block 6 of promotion to upper plate 2
AA diagonal chutes panel 21 it is close.
Upper screw shell 7, which is set, has plenty of internal thread, and internal thread and the thread segment of upper Top fastening screw 8 coordinate, and are pushed up in realization
Tight screw 8 promote AA diagonal chutes panel 21 from upper jacking block 6 to upper plate 2 closer or far from.
Upper Top fastening screw 8 is provided with thread segment and cursor section, and thread segment is used for real with the screw-internal thread fit of upper screw shell 7
Now the rotation of upper Top fastening screw 8, cursor section are placed in the AF through holes 62 of jacking block 6.
As shown in figure iD, by AA voussoirs 4, AB voussoirs 5, upper jacking block 6, upper screw shell 7, upper Top fastening screw 8 and upper support
Part 1 obtains upper part location structure body after fixing assembling.
Lower holder 11
Referring to shown in Fig. 1, Figure 1A, Figure 1B, Fig. 3, Fig. 3 A, Fig. 3 B, Fig. 3 C, Fig. 6, lower holder 11 is by gripping body
11A and nip rotation body 11B compositions, grip body 11A and are flexibly connected with nip rotation body 11B by hinge hinge 11F, and
It is fixed by tightening screw (19A, 19B) with the nip rotation body 11B other end to grip the body 11A other end.After merging
Grip body 11A and nip rotation body 11B formed with the BB through holes 11C for knee joint femoral to be fixedly mounted.After merging
Grip between body 11A and nip rotation body 11B and BA opening 11D, BA openings 11D be present and be used to adjust clamping
The size of knee joint femoral.
The bottom for gripping body 11A is provided with BA screwed holes 11E, the BA screwed holes 11E be used to placing screw realize with
The fixation of lower shoe 12.The side for gripping body 11A is provided with BC through hole 11A1 and BD through hole 11A2, BC through holes 11A1 for putting
Put BA and tighten screw 19A, BD through hole 11A2 and be used to place BB and tighten screw 19B.In the utility model, by tighten screw with
The cooperation of one nut so that BA openings 11D gap shrinks, reach the purpose for the femur for clamping knee joint sample.
Lower shoe 12
Referring to shown in Fig. 1, Fig. 1 D, Figure 1A, Figure 1B, Fig. 3, Fig. 3 A, Fig. 3 B, Fig. 3 C, Fig. 5, Fig. 5 A, lower shoe 12 is integrated
Contoured members.Plate is smooth panel below lower shoe 12, in order to realize that the positioning panel 13E with bottom base 13 is fixed, if
There is the screwed hole for placing screw;Plate 124 is provided with BB countersunk head chamber 12C, BB countersunk head chambers 12C and is provided with above lower shoe 12
BE through holes 12D.What BB countersunk head chambers 12C was used to placing lower holder 11 grips body 11A, and the screw of through hole one passes through BE through holes
12D rear threads are connected in the BA screwed holes 11E for gripping body 11A (as shown in Fig. 3 B, Fig. 6).
As shown in Fig. 5, Fig. 5 A, the side of lower shoe 12 is provided with BA diagonal chutes panel 121, BA right angles panel 12A, BB
Diagonal chute panel 122, BC diagonal chutes panel 123 and BB right angles panel 12B, BA right angles panel 12A and BB right angles panel 12B
Between be BA diagonal chutes panel 121.BA diagonal chutes panel 121 is used for the weight of BD diagonal chutes panel 161 with lower jacking block 16
Close.What the BA diagonals chute panel 121 was arranged on BC diagonal chutes panel 123 and BB diagonal chutes panel 122 intersects right angle
(because plate 24 is pentagon above lower shoe 12, BC diagonal chutes panel 123 intersects just with BB diagonal chutes panel 122
Well right angle) opposite, this is advantageous to lower jacking block 16 under the promotion by lower Top fastening screw 18, makes two of lower shoe 12 tiltedly
Row chute panel slides along coordinate system O-XYZ X-axis and Y-axis simultaneously, is accurate to up to measurement position.
As shown in Fig. 1 D, Fig. 3, Fig. 3 A, BB diagonal chutes panel 122 is used for the BE diagonal chute panels with BB voussoirs 15
151 overlap.Preferred configuration can be BB diagonal chutes panel 122 is overlapped with BE diagonal chutes panel 151 contact after in one flat
Face, both the cutting angle complementation of lower shoe 12 and BB voussoirs 15 was 180 degree.
As shown in Fig. 1 D, Fig. 3, Fig. 3 A, BC diagonal chutes panel 123 is used for the BF diagonal chute panels with BA voussoirs 14
141 overlap.Preferred configuration can be BC diagonal chutes panel 123 is overlapped with BF diagonal chutes panel 141 contact after in one flat
Face (as shown in Figure 3 B), both the cutting angle complementation of lower shoe 12 and BA voussoirs 14 was 180 degree.
In the utility model, use two-by-two diagonal chute panel overlap contact after in a plane for propulsion position limitation,
Simultaneously using the relative diagonal chute panel in right angle is located at as thrust input, facilitate knee joint sample multiple installation,
Dismounting, while measurement position when not changing test.
Bottom base 13
Referring to shown in Fig. 1, Figure 1A, Figure 1B, Fig. 3, Fig. 3 A, Fig. 3 B, Fig. 3 C, Fig. 4, Fig. 4 A, bottom base 13 is integrated processing
Contoured members.Oblique arm baffle plate 13B is provided with one oblique angle of bottom base 13, the positioning panel 13E of bottom base 13 is used under installing
Bottom plate 12;Positioning panel 13E is provided with BA countersunk head chamber 13E1, BA countersunk head chambers 13E1 and is used to store partial air, has when having air
Tight fit after being contacted beneficial to lower shoe 12 with plate above positioning panel 13E, it may also be said to solve bottom using a cavity
The flat board out-of-flatness defect that plate occurs with plate above positioning panel 13E in processing below plate 12.Lower shoe 12 and lower base
The connection end of seat 13 is fixed by screw, after a screw passes through the BE through holes 12D on lower shoe 12, is placed in this BA countersunk head chamber 13E1
In.One side of bottom base 13 is provided with the BA boss 13A for being used for fixing BB voussoirs 15.Another side of bottom base 13 is provided with
For fixing the BB boss 13C of BA voussoirs 14.
Oblique arm baffle plate 13B is provided with the BA through holes 13B1 for being used for installing lower screw shell 17.The lower screw shell 17 is
Internal thread, the lower screw shell 17 pass through for lower Top fastening screw 18, and are coordinated by screw thread and realize that lower Top fastening screw 18 exists
Moved in lower screw shell 17, so as to promote the BA diagonal chutes of the BD diagonal chutes panel 161 of lower jacking block 16 and lower shoe 12
Panel 121 overlaps.
BA voussoirs 14
Referring to shown in Fig. 1, Fig. 1 D, Figure 1A, Figure 1B, Fig. 3, Fig. 3 A, Fig. 3 C, BA voussoirs 14 are formed in one structural member.BA
Voussoir 14 is provided with BC right angles panel 142 and BF diagonal chutes panel 141 on the same face.BF diagonal chutes panel 141 and bottom
The BC diagonal chutes panel 123 of plate 12 overlaps.BC right angles panel 142 is fixed by screws on the BB boss 13C of bottom base 13.
In the utility model, the structure of AA voussoirs 4, BA voussoirs 14 and BB voussoirs 15 is identical.
BB voussoirs 15
Referring to shown in Fig. 1, Fig. 1 D, Figure 1A, Figure 1B, Fig. 3, Fig. 3 A, Fig. 3 C, BB voussoirs 15 are formed in one structural member.BB
Voussoir 15 is provided with BD right angles panel 152 and BE diagonal chutes panel 151 on the same face.BE diagonal chutes panel 151 and bottom
The BB diagonal chutes panel 122 of plate 12 overlaps.BD right angles panel 152 is fixed by screws on the BA boss 13A of bottom base 13.
Lower jacking block 16
Referring to shown in Fig. 1, Fig. 1 D, Figure 1A, Figure 1B, Fig. 3, Fig. 3 A, Fig. 3 C, lower jacking block 16 is formed in one structural member, on
Jacking block 6 is identical with the structure of lower jacking block 16.Lower jacking block 16 can also be provided with BD diagonal chutes face with reference to figure 2C, lower jacking block 16
Plate 161 and BF through holes 162, BD diagonal chutes panel 161 overlap with the BA diagonal chutes panel 121 of lower shoe 12, BF through holes 162
For placing the cursor Duan Duan of lower Top fastening screw 18, the screw-internal thread fit of the thread segment of lower Top fastening screw 18 and lower screw shell 17
Afterwards, being reached by turning lower Top fastening screw 18 promotes the BA diagonal chutes panel 121 of lower jacking block 16 to lower shoe 2 close.
Lower screw shell 17, which is set, has plenty of internal thread, and internal thread and the thread segment of lower Top fastening screw 18 coordinate, under realization
Top fastening screw 18 promote BA diagonal chutes panel 121 from lower jacking block 16 to lower shoe 12 closer or far from.
Lower Top fastening screw 18 is provided with thread segment and cursor section, and thread segment is used for the screw-internal thread fit with lower screw shell 17
The rotation of lower Top fastening screw 18 is realized, cursor section is placed in the BF through holes 162 of lower jacking block 16.
As shown in figure iD, by BA voussoirs 14, BB voussoirs 15, lower jacking block 16, lower screw shell 17, lower Top fastening screw 18 and under
Pedestal 13 obtains lower part location structure body after fixing assembling.The lower part location structure body is realized by workbench 20
Three degree of freedom regulation in coordinate system O-XYZ.
(1) Biomechanics test of knee joint good working condition:
(11) knee joint by good working condition and two protective metal shells assemblings as shown in Figure 1 C is intact, stand-by;
(12) the shin bone dry end with protective metal shell is arranged in the AB through holes 3A of upper holder 3, and by tightening spiral shell
(9A, 9B) is followed closely to clamp;
(13) connection end 31 of upper plate 2 and upper holder 3 is fixed;
The upper part assembly of knee joint sample is obtained after (11), (12) and (13) are completed;
(14) the upper part assembly human assistance of knee joint sample is moved to the lower section of upper part location structure body, and
Make two diagonal chute panels of upper plate 2 close to the diagonal chute panel of voussoir (4,5), and overlap, Top fastening screw 8 in regulation
Make jacking block 6 promote diagonal chute panel of the upper plate 2 along voussoir (4,5) to promote, reach measurement position;
(15) the femur dry end with protective metal shell is arranged in the BB through holes 11C of lower holder 11, and by tightening
Screw (19A, 19B) clamps;The lower Top fastening screw 18 of regulation makes lower jacking block 16 promote lower shoe 12, and makes lower shoe 12 along voussoir
The diagonal chute panel of (14,15) promotes, and reaches measurement position;
(16) adjustment work platform 20 makes the joint of shin bone and femur in knee joint keep plumbness as far as possible;
Above-mentioned (11)~(16) are then the installation processes for completing knee joint sample good working condition.
(17) robotic arm-general-purpose sensing system is operated, records the coordinate position ginseng of knee joint sample good working condition
Number, is designated as calibration position (x, y, z).Each Biological Strength of knee joint good working condition is carried out under the calibration position (x, y, z)
Learn parameter testing.
(2) Biomechanics test of anterior cruciate ligament of knee joint dissengaged positions:
In order to by the knee joint of good working condition carry out anterior cruciate ligament-transection state test, it is necessary to by knee joint sample from
Removed on fixture, anterior cruciate ligament-transection destruction then is carried out to knee joint, the knee joint sample after destruction will be arranged on again
Biomechanics test is carried out on fixture.
(21) human assistance holds knee joint sample tightly;
(22) opposite direction with promoting upper plate 2 adjusts upper Top fastening screw 8, jacking block 6 is left upper plate 2;Manually
Auxiliary removes the upper part assembly of knee joint sample, then the AB by the shin bone dry end with protective metal shell from upper holder 3
Taken out in through hole 3A;
(23) Top fastening screw 18 under the opposite direction regulation with promoting lower shoe 12, makes lower jacking block 16 leave lower shoe 12;
Human assistance takes out the femur dry end with protective metal shell from the BB through holes 11C of lower holder 11;
(24) knee joint of processing good working condition is destroyed, obtains the knee joint sample of anterior cruciate ligament-transection, it is referred to as tough
Band cut-out-knee joint sample;
(25) cut off ligament-the shin bone dry end with protective metal shell of knee joint sample is arranged on the AB of upper holder 3
In through hole 3A, and clamped by tightening screw (9A, 9B);
(26) human assistance ligament cut off-knee joint sample is moved to the lower section of upper part location structure body, and makes
Two diagonal chute panels of bottom plate 2 and overlap, Top fastening screw 8 makes in regulation close to the diagonal chute panel of voussoir (4,5)
Jacking block 6 promotes diagonal chute panel of the upper plate 2 along voussoir (4,5) to promote, and reaches measurement position;
(27) human assistance ligament cut off-the femur dry end with protective metal shell of knee joint sample is arranged on lower folder
In the BB through holes 11C of gripping member 11, and clamped by tightening screw (19A, 19B);The lower Top fastening screw 18 of regulation pushes away lower jacking block 16
Dynamic lower shoe 12, and diagonal chute panel of the lower shoe 12 along voussoir (14,15) is promoted, reach measurement position;
(28) robotic arm-general-purpose sensing system is operated, adjustment the utility model fixture makes ligament cut-out-knee joint mark
This test position overlaps with calibration position (x, y, z).Anterior cruciate ligament of knee joint is carried out under the calibration position (x, y, z)
Each biomechanical parameter test of dissengaged positions.
(3) anterior cruciate ligament of knee joint rebuilds the Biomechanics test of state:
It is tough to intersecting before appearance by every biomechanical parameter of medical analysis anterior cruciate ligament of knee joint dissengaged positions
Knee joint with fracture carries out reconstruction medically, and the knee joint after reconstruction is referred to as reconstruction-knee joint sample.
(31) the shin bone dry end with protective metal shell of reconstruction-knee joint sample is arranged on to the AB through holes of upper holder 3
In 3A, and clamped by tightening screw (9A, 9B);
(32) reconstruction-knee joint sample is moved to the lower section of upper part location structure body by human assistance, and makes upper plate
2 two diagonal chute panels and overlap, Top fastening screw 8 makes jacking block in regulation close to the diagonal chute panel of voussoir (4,5)
6 promote diagonal chute panel of the upper plate 2 along voussoir (4,5) to promote, and reach measurement position;
(33) the femur dry end with protective metal shell of reconstruction-knee joint sample is arranged on lower holder by human assistance
In 11 BB through holes 11C, and clamped by tightening screw (19A, 19B);The lower Top fastening screw 18 of regulation makes under the lower promotion of jacking block 16
Bottom plate 12, and diagonal chute panel of the lower shoe 12 along voussoir (14,15) is promoted, reach measurement position;
(34) robotic arm-general-purpose sensing system is operated, adjustment the utility model fixture makes reconstruction-knee joint sample
Test position overlaps with calibration position (x, y, z).Anterior cruciate ligament of knee joint reconstruction is carried out under the calibration position (x, y, z)
Each biomechanical parameter test of state.
In the utility model, the space tracking high precision having using robotic arm-general-purpose sensor testing system can
Reproducibility, can control and accurately repeat the motion in joint under the conditions of six-freedom degree, and carry out it is various loading with it is synchronous
Measurement., can be by different conditions (the kneed complete shape of same sample in the case where coordinating the grip device of the utility model design
State, anterior cruciate ligament-transection state, Healing in Anterior Cruciate Ligament Reconstruction state) it is installed in the system and is tested, obtain different conditions
Between difference, so as to the function of some ligament or the effect of some art formula in clear and definite knee joint sample.For example, a knee is closed
Good working condition, anterior cruciate ligament-transection state, the Healing in Anterior Cruciate Ligament Reconstruction state of feast-brand mark sheet are put into the system and tested respectively, can
To obtain the measurement result of stability and kinematics characteristic of the knee joint sample under above-mentioned three kinds of states, due to three kinds of states
Knee joint sample is carried out under highly consistent test condition, therefore, has comparability.Pass through comparative studies knee joint
Sample good working condition and anterior cruciate ligament-transection state, the function of anterior cruciate ligament of knee joint can be specified;Pass through comparative studies
Knee joint sample anterior cruciate ligament-transection state and state after Healing in Anterior Cruciate Ligament Reconstruction, can specify anterior cruciate ligament of knee joint weight
The effect built;, can be with by state after comparative studies knee joint sample anterior cruciate ligament good working condition and Healing in Anterior Cruciate Ligament Reconstruction
Specify the deficiency and further impr-vement of anterior cruciate ligament of knee joint reconstruction.
The fixture for realizing knee joint Biomechanics test of the utility model design, the fixture are arranged on robotic arm-ten thousand
With in sensor testing system, it is to be solved be knee joint when carrying out biomechanical property test on robotic arm, conversion is not
Survey caused by during same state (kneed good working condition, anterior cruciate ligament-transection state, Healing in Anterior Cruciate Ligament Reconstruction state) position
Shift in position is measured, so that the inaccurate technical problem of measurement parameter;The fixture point of two parts up and down of the utility model application split
Do not fixed with kneed shin bone and femur, jacking block is promoted by squeezing screw, and then it is oblique two-by-two to promote upper and lower bottom plate to pass through
Row chute panel overlap after be in a plane, reach measurement position reset, so as to complete knee joint sample convert different conditions under
The technological means of biomechanical property test in the system, so as to realize the scene to knee joint sample on the system
Detection in real time, obtain the technique effect of accurate knee joint biomechanical property parameter.
Claims (3)
1. a kind of auxiliary machinery arm-general-purpose sensor testing system realizes the fixture of knee joint Biomechanics test, its feature exists
In:Include robotic arm-general-purpose sensor testing system, tibial shaft fixed mechanism and femoral shaft fixed mechanism;Tibial shaft is fixed
Mechanism is combined into one with femoral shaft fixed mechanism by knee joint sample (10);
The tibial shaft fixed mechanism is by upper supporting piece (1), upper plate (2), upper holder (3), AA voussoirs (4), AB voussoirs
(5), upper jacking block (6), upper screw shell (7) and upper Top fastening screw (8) composition;
The femoral shaft fixed mechanism is by lower holder (11), lower shoe (12), bottom base (13), BA voussoirs (14), BB voussoirs
(15), lower jacking block (16), lower screw shell (17) and lower Top fastening screw (18) composition;
Bottom base (13) is arranged on workbench (20);
One end of upper supporting piece (1) is that disk holds plate (1A) level with both hands, and the other end of upper supporting piece (1) is oblique arm baffle plate (1B), disk
Hold level with both hands between plate (1A) and oblique arm baffle plate (1B) is positioning panel (1E);Positioning panel (1E) place is used to install upper plate
(2);Plate is provided with AA countersunk heads chamber (1E1) below positioning panel (1E);One side of positioning panel (1E), which is provided with, to be used for admittedly
Determine the A stopper slots (1F) of AB voussoirs (5);
Oblique arm baffle plate (1B) is provided with the AA through holes (1B1) for being used for installing screw shell (7);The upper screw shell (7) is
Internal thread, the upper screw shell (7) pass through for upper Top fastening screw (8), and are coordinated by screw thread and realize upper Top fastening screw (8)
Moved in upper screw shell (7), so as to promote the AA of the AD diagonal chute panels (61) and upper plate (2) of upper jacking block (6) oblique
Intersected at a right angle after row chute panel (21) contact;
Disk holds plate below plate (1A) level with both hands and is provided with AA baffle plates (1C) and A reinforcements (1D), and AA baffle plates (1C) place is fixed
There are AA voussoirs (4);
Plate (24) is smooth panel above upper plate (2), and plate (25) is provided with AB countersunk heads chamber (2C) below upper plate (2);
AB countersunk heads chamber (2C) is used for the connection end for placing holder (3), and the AE through holes (2D) passed through by screw are fixed afterwards;
The side of upper plate (2) is provided with AA diagonal chute panels (21), AA right angles panel (2A), AC diagonal chute panels
(23), AB diagonals chute panel (22) and AB right angles panel (2B), it is between AA right angles panel (2A) and AB right angles panel (2B)
AA diagonal chute panels (21);AA diagonal chute panels (21) are used to overlap with the AD diagonal chute panels (61) of upper jacking block (6);
What the AA diagonals chute panel (21) was arranged on AC diagonal chute panels (23) and AB diagonal chute panels (22) intersects right angle
Opposite;
AB diagonal chute panels (22) are used to overlap with the AE diagonal chute panels (51) of AB voussoirs (5);
AC diagonal chute panels (23) are used to overlap with the AF diagonal chute panels (41) of AA voussoirs (4);
The top of upper holder (3) is connection end (31), and the bottom of upper holder (3) is shin bone bare terminal end (32);Connection end
(31) binding site with shin bone bare terminal end (32) is AA curved portions (33) and AB curved portions (34);AA curved portions are spaced on (33)
It is raised (33B) provided with AA grooves (33A) and AA;AB grooves (34A) are interval with AB curved portions (34) and AB is raised (34B);
Spaced groove and male cooperation, be advantageous to deformation of the curved portions in stress;
A connection ends (31) are connected to using AE through holes (2D) rear thread of a screw through upper plate (2) and are provided with AA screwed holes
In (31A), the fixation by upper plate (2) and upper holder (3) is realized;
The bottom of shin bone bare terminal end (32) is provided with AA openings (3C), AC through holes (3D) and AD through holes (3E), AC through holes (3D) and is used for
Place AA and tighten screw (9A), AD through holes (3E) tighten screw (9B) for placing AB;
AA voussoirs (4) are provided with AC right angles panel (42) and AF diagonal chute panels (41) on the same face;AF diagonal chute panels
(41) overlapped with the AC diagonal chute panels (23) of upper plate (2);The A that AC right angles panel (42) is placed in upper supporting piece (1) is spacing
Fixed in groove (1F) and by screw;
AB voussoirs (5) are provided with AE diagonal chute panels (51), and relative face is AD right-angle surfaces with AE diagonal chute panels (51)
Plate (52);AD right angles panel (52) overlaps with the AA baffle plates (1C) of upper supporting piece (1);AB voussoirs (5) are fixed by screws in
In the positioning panel (1E) of support member (1);
Upper jacking block (6) is provided with AD diagonal chute panels (61) and AF through holes (62), AD diagonal chute panels (61) and upper plate
(2) AA diagonal chute panels (21) overlap, and AF through holes (62) are used for the cursor Duan Duan for placing Top fastening screw (8), above hold out against
The thread segment of screw (8) by turning upper Top fastening screw (8) with after the screw-internal thread fit of upper screw shell (7), being reached in promotion
The AA diagonal chute panels (21) of jacking block (6) to upper plate (2) are close;
Upper screw shell (7), which sets, has plenty of internal thread;
Upper Top fastening screw (8) is provided with thread segment and cursor section, and thread segment is used for real with the screw-internal thread fit of upper screw shell (7)
Now the rotation of upper Top fastening screw (8), cursor section are placed in the AF through holes (62) of jacking block (6);
Lower holder (11) is formed by gripping body (11A) and nip rotation body (11B), grips body (11A) and clamping
Rotor (11B) is flexibly connected by hinge hinge (11F), and grips the other end and nip rotation body of body (11A)
The other end of (11B) is fixed by tightening screw (19A, 19B);Body (11A) and nip rotation body are gripped after merging
(11B) is formed with the BB through holes (11C) for knee joint femoral to be fixedly mounted;Body (11A) and clamping are gripped after merging
BA openings (11D) are there are between rotor (11B), the BA openings (11D) are used for the big of the knee joint femoral for adjusting clamping
It is small;
The bottom for gripping body (11A) is provided with BA screwed holes (11E), and the BA screwed holes (11E) are used to place screw realization
With the fixation of lower shoe (12);The side for gripping body (11A) is provided with BC through holes (11A1) and BD through holes (11A2), BC through holes
(11A1) tightens screw (19A) for placing BA, and BD through holes (11A2) tighten screw (19B) for placing BB;
Plate (124) is provided with BB countersunk heads chamber (12C) above lower shoe (12), and BE through holes are provided with BB countersunk heads chamber (12C)
(12D);What BB countersunk heads chamber (12C) was used to placing lower holder (11) grips body (11A), and the screw of through hole one leads to through BE
Hole (12D) rear thread is connected in the BA screwed holes (11E) for gripping body (11A);
The side of lower shoe (12) is provided with BA diagonal chute panels (121), BA right angles panel (12A), BB diagonal chute panels
(122), BC diagonals chute panel (123) and BB right angles panel (12B), BA right angles panel (12A) and BB right angles panel (12B) it
Between be BA diagonal chute panels (121);BA diagonal chute panels (121) are used for the BD diagonal chute panels with lower jacking block (16)
(161) overlap;The BA diagonals chute panel (121) is arranged on BC diagonal chute panels (123) and BB diagonal chute panels
(122) opposite at intersecting right angle;
BB diagonal chute panels (122) are used to overlap with the BE diagonal chute panels (151) of BB voussoirs (15);
BC diagonal chute panels (123) are used to overlap with the BF diagonal chute panels (141) of BA voussoirs (14);
Oblique arm baffle plate (13B) is provided with one oblique angle of bottom base (13), the positioning panel (13E) of bottom base (13) is used under installing
Bottom plate (12);Positioning panel (13E) is provided with BA countersunk heads chamber (13E1);The connection end of lower shoe (12) and bottom base (13) passes through
Screw is fixed, and after a screw passes through the BE through holes (12D) on lower shoe (12), is placed in this BA countersunk heads chamber (13E1);Bottom base
(13) a side is provided with the BA boss (13A) for being used for fixing BB voussoirs (15);Another side of bottom base (13) is provided with
For fixing the BB boss (13C) of BA voussoirs (14);
Oblique arm baffle plate (13B) is provided with the BA through holes (13B1) for being used for installing lower screw shell (17);The lower screw shell
(17) it is internal thread, the lower screw shell (17) passes through for lower Top fastening screw (18), and is coordinated by screw thread and realize lower push up
Tight screw (18) moves in lower screw shell (17), so as to promote the BD diagonal chute panels (161) of lower jacking block (16) with
The BA diagonal chute panels (121) of bottom plate (12) overlap;
BA voussoirs (14) are provided with BC right angles panel (142) and BF diagonal chute panels (141) on the same face;BF diagonal chutes face
Plate (141) overlaps with the BC diagonal chute panels (123) of lower shoe (12);BC right angles panel (142) is fixed by screws in down
On the BB boss (13C) of pedestal (13);
BB voussoirs (15) are provided with BD right angles panel (152) and BE diagonal chute panels (151) on the same face;BE diagonal chutes face
Plate (151) contacts with the BB diagonal chute panels (122) of lower shoe (12);BD right angles panel (152) is fixed by screws in down
On the BA boss (13A) of pedestal (13);
Lower jacking block (16) is provided with BD diagonal chute panels (161) and BF through holes (162), and BD diagonal chute panels (161) are with
The BA diagonal chute panels (121) of bottom plate (12) overlap, and BF through holes (162) are used for the cursor section for placing lower Top fastening screw (18)
After the screw-internal thread fit of end, the thread segment of lower Top fastening screw (18) and lower screw shell (17), by turning lower Top fastening screw
(18) reach and promote the BA diagonal chute panels (121) of lower jacking block (16) to lower shoe (2) close;
Lower screw shell (17), which sets, has plenty of internal thread;
Lower Top fastening screw (18) is provided with thread segment and cursor section, and thread segment is used for the screw-internal thread fit with lower screw shell (17)
The rotation of lower Top fastening screw (18) is realized, cursor section is placed in the BF through holes (162) of lower jacking block (16).
2. a kind of auxiliary machinery arm-general-purpose sensor testing system according to claim 1 realizes knee joint biomethanics
The fixture of test, it is characterised in that:The knee joint sample (10) refers to install protective metal shell respectively at kneed both ends,
Then protective metal shell and kneed both ends are fixed into cross-like with more 2 millimeters of draw points respectively, finally protective metal shell with
Resin is inserted in knee space, it is integral with knee joint after solidification.
3. a kind of auxiliary machinery arm-general-purpose sensor testing system according to claim 1 realizes knee joint biomethanics
The fixture of test, it is characterised in that:The workbench (20) is provided with multiple mounting holes along X-axis and Y-axis display arrangement.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107300502A (en) * | 2017-08-18 | 2017-10-27 | 北京大学第三医院 | A kind of auxiliary machinery arm-general-purpose sensor testing system realizes the fixture of knee joint Biomechanics test |
CN108766169A (en) * | 2018-06-25 | 2018-11-06 | 上海市第六人民医院 | Knee joint power loads and biomechanics characteristic test experience platform |
CN113189367A (en) * | 2021-04-01 | 2021-07-30 | 中国第一汽车股份有限公司 | Acceleration sensor detection device |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107300502A (en) * | 2017-08-18 | 2017-10-27 | 北京大学第三医院 | A kind of auxiliary machinery arm-general-purpose sensor testing system realizes the fixture of knee joint Biomechanics test |
CN107300502B (en) * | 2017-08-18 | 2023-04-04 | 北京大学第三医院 | Fixture for assisting testing system of robot arm-universal sensor to realize biomechanical testing of knee joint |
CN108766169A (en) * | 2018-06-25 | 2018-11-06 | 上海市第六人民医院 | Knee joint power loads and biomechanics characteristic test experience platform |
CN108766169B (en) * | 2018-06-25 | 2020-06-16 | 上海市第六人民医院 | Knee joint force loading and biomechanics characteristic detection experiment platform |
CN113189367A (en) * | 2021-04-01 | 2021-07-30 | 中国第一汽车股份有限公司 | Acceleration sensor detection device |
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