CN106644694B - A kind of apparatus and method of the biologic soft tissue without deformation transfer - Google Patents
A kind of apparatus and method of the biologic soft tissue without deformation transfer Download PDFInfo
- Publication number
- CN106644694B CN106644694B CN201611259300.7A CN201611259300A CN106644694B CN 106644694 B CN106644694 B CN 106644694B CN 201611259300 A CN201611259300 A CN 201611259300A CN 106644694 B CN106644694 B CN 106644694B
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- ejection
- soft tissue
- table top
- disk table
- turbine
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
Abstract
A kind of apparatus and method the present invention provides biologic soft tissue without deformation transfer, wherein, ejection pallet (105) is packaged in turntable assembly (1), dial (106), worm screw (107), floating bearing (110), turbine (111) etc., by the rotation of stepper motor (4) control worm screw (107) to drive turbine (111) to rotate, turbine (111) is connected by floating bearing (110) with disk table top (104), thus the rotation of disk table top (104) is controlled, to facilitate scanner to be scanned the biologic soft tissue sample on ejection pallet；Particularly, handheld devices are equipped with uniaxial mechanical gyro (304), biologic soft tissue and ejection pallet (105) can be made to be maintained at horizontality always using uniaxial mechanical gyro (304), without making biologic soft tissue sample occur metamorphosis in transfer process, it ensure that its consistency with geometrical model, it is ensured that the accuracy of experimental data.
Description
Technical field
The invention mainly relates to a kind of apparatus and method of biologic soft tissue transfer more particularly to one kind to shift
The apparatus and method of biologic soft tissue sample original form are not changed in journey.
Background technique
In field of biomedicine, for the accurate mechanical property for obtaining biologic soft tissue, it usually needs to biologic soft tissue
Sample carries out 3 d geometric modeling, and constructs finite element model by geometrical model emulate simultaneously Binding experiment reverse technology
Obtain the mechanical characteristic of biologic soft tissue.
Geometrical model and progress experiment of machanics by the biologic soft tissue sample for finite element simulation of scanning acquisition
When sample geometric shape between difference determine biologic soft tissue sample that reverse obtains material parameter levels of precision.
There are two types of the scan methods that geometrical reconstruction is carried out to biologic soft tissue sample.One kind being to maintain biologic soft tissue sample
Position is constant, surrounds biologic soft tissue sample rotary scanning by staff's hand held scanner, drawback is that scanning process is inadequate
Stablize, so that model sample is inaccurate；
Another kind is scanning constant instrument, obtains sample mould by scanner by staff's rotating biological soft tissue sample
Type, drawback are to be unable to accurately control the rotation speed of biological sample and be possible to influence biologic soft tissue in rotary course
The form of sample, so that surveyed geometrical model is inaccurate.Particularly, it is completed by both methods several to biologic soft tissue sample
After what is scanned, it is also necessary to be moved on experimental bench and carry out mechanical test.However due to staff's in moving process
Shaking, the uneven of movement speed will affect the form of biologic soft tissue sample, to make it and scan obtained geometrical model
There are biggish discrepancy.Therefore, it is the accurate geometrical model for obtaining biologic soft tissue sample and guarantees it in moving process
Deformation is not generated, there is an urgent need to develop one kind can guarantee biologic soft tissue sample in transfer process without the device of deformation.
Summary of the invention
In view of the above problems, the object of the present invention is to provide a kind of platform of biologic soft tissue scan sample and lifes
Device of the object soft tissue sample without deformation transfer, can efficiently rapidly and accurately be scanned biologic soft tissue sample, simultaneously
The geometric shape of sample is not changed in transfer process, so that the geometry of sample used in experiment of machanics and the sample that scanning obtains are several
What model is consistent.
To achieve the above object, the present invention provides a kind of devices for biologic soft tissue without deformation transfer, including rotation
Turret assembly, clamping device assembly, handheld devices assembly and stepper motor, it is characterised in that:
Turntable assembly include supporting leg, screw, casing, disk table top, ejection pallet, worm screw, knob, ejection pedestal,
Floating bearing, turbine, electric machine support, wherein fixed supporting leg and casing by screw, stepper motor is solid by electric machine support
It is scheduled on casing；Stepper motor couples worm screw by shaft coupling, drives turbine rotation by rotary worm；Turbine passes through rotating shaft
It holds and is fixed in casing and can rotate about the axis thereof；
It is connected by screw to and disk table top is fixed on turbine, have the recessed of square in the center design of disk table top
Slot enables ejection pallet to rotate with disk table top and turbine for being embedded in ejection pallet；It is logical in ejection pallet lower part
Screw thread installation ejection pedestal is crossed, ejection pedestal is placed on knob by gravity；
Clamping device assembly includes rubber washer, clamping limb, support baseboard, main control arm, fixed plate and borded pile；Its
In, a set of link mechanism is set below borded pile；The main control arm of fixed plate and two sides is hinged, and main control arm and clamping limb are cut with scissors
It connects；Two clamping limbs are hinged by pin shaft and support baseboard；Borded pile is threadedly coupled with support baseboard, and rotation borded pile can make it
It moves up and down relative to support baseboard, and then fixed plate is driven to move up and down, realize the clamping limb of two sides two and rubber thereon
The open and close movement of washer；
Hand held device assembly includes fixation hole, supporting block, hinge, uniaxial mechanical gyro, half round block, connecting plate, portable
Column and rubber roll；
Hand held device assembly and clamping device assembly are fixed by 4 hexagon socket head cap screws；4 uniaxial mechanical gyros are logical
It crosses and is threadedly secured in supporting block；Half round block is connect by hinge with supporting block, enables half round block is opposite with supporting block to turn
It is dynamic；Half round block top welded connecting plate, and by rubber roll connect with portable column, it can be achieved that half round block portable column sliding slot
It is interior free to slide.
Due to using the technology described above, the beneficial effects of the present invention are as follows:
1, the size that biologic soft tissue sample is identified present invention employs dial, can by scale disc identifier
Accurately hold the sample-size of biologic soft tissue.
2, present invention employs stepper motors to drive turntable, keeps it controllable and can uniformly and stably rotate, and by sweeping
It retouches instrument to be scanned the biologic soft tissue sample on turntable dial, ensure that the biologic soft tissue sample on dial is several
The accuracy of what model.
3, the stability of biologic soft tissue sample in transfer process is controlled present invention employs uniaxial mechanical gyroscope.Gram
Staff has been taken when shifting biologic soft tissue sample, has overexerted or transfer velocity is not sufficiently stable caused by sample form
It influences.It ensure that the consistency of the geometric shape of final bioorganism soft tissue sample and the geometrical model that scanning obtains.
Detailed description of the invention
Fig. 1 is overall construction drawing of the invention；
Fig. 2 is turntable assembly figure of the invention；
Fig. 3 is clamping device assembly figure of the invention；
Fig. 4 is handheld devices assembly figure of the invention；
Wherein；
1- turntable assembly
2- clamping device assembly
3- handheld devices assembly
4- stepper motor
101- supporting leg
102- screw
103- casing
104- disk table top
105- ejects pallet
106- dial
107-- worm screw
108- knob
109- ejects pedestal
110- floating bearing
111- turbine
112- electric machine support
201- rubber washer
202- clamping limb
203- hexagon socket head cap screw
204- support baseboard
205- main control arm
206- fixed plate
207- borded pile
301- fixation hole
302- supporting block
303- hinge
304- single shaft mechanical gyro
Half round block of 305-
306- connecting plate
The portable column 307-
308- rubber roll
Specific embodiment
The specific technical solution of the present invention is described in detail below in conjunction with Fig. 1 to Fig. 4.
As shown in Figure 1, this embodiment offers a kind of device for biologic soft tissue without deformation transfer, including turntable
Assembly 1, clamping device assembly 2, handheld devices assembly 3 and stepper motor 4.
As shown in Fig. 2, turntable assembly 1 is by supporting leg 101, screw 102, casing 103, disk table top 104, ejection pallet
105, the groups such as dial 106, worm screw 107, knob 108, ejection pedestal 109, floating bearing 110, turbine 111, electric machine support 112
At.
By screw 102 that supporting leg 101 and casing 103 is fixed, stepper motor is fixed on casing by electric machine support 112
On 103.Stepper motor 4 couples worm screw 107 by shaft coupling, turbine 111 can be made accurately to rotate by rotary worm.Turbine 111
It is fixed in casing 103 and can rotate about the axis thereof by floating bearing 110.It is connected by screw to disk table top 104 is fixed
On turbine 111, there is the groove of square in the center design of disk table top 104, for being embedded in ejection pallet 105, so that top
Pallet 105 can be rotated with disk table top 104 and turbine 111 out.It is carved with dial 106 on ejection 105 top of pallet, is used
It is demarcated in specimen size；Ejection pedestal 109 is installed by screw thread in ejection 105 lower part of pallet, ejection pedestal 109 is put by gravity
It sets on knob 108.Knob 108 is connected through a screw thread below disk table top 104, turning knob 108 can make it along disk
The axis of table top 104 moves up and down, so that ejection pedestal 109 and ejection pallet 105 can move up and down.
As shown in figure 3, clamping device assembly 2 is by rubber washer 201, clamping limb 202, hexagon socket head cap screw 203, support baseboard
204, main control arm 205, fixed plate 206 and borded pile 207 form.
A set of link mechanism is set below borded pile 207；The main control arm 205 of fixed plate 206 and two sides is hinged, master control
Arm 205 processed and clamping limb 202 are hinged；Two clamping limbs 202 are hinged by pin shaft and support baseboard 204.Borded pile 207 and support
Bottom plate 204 is threadedly coupled, and rotation borded pile 207 can make it move up and down relative to support baseboard 204, and then drive fixed plate
206 move up and down, and realize the open and close movement of the clamping limb 202 of two sides two and rubber washer 201 thereon.
As shown in figure 4, hand held device assembly 3 is by fixation hole 301, supporting block 302, hinge 303, uniaxial mechanical gyro
304, half round block 305, connecting plate 306, portable column 307 and rubber roll 308 form.
It is by 4 hexagon socket head cap screws 203 that hand held device assembly 3 and clamping device assembly 2 is fixed.4 uniaxial mechanical
Gyro 304 is threadedly secured in supporting block 302.Half round block 305 is connect by hinge with supporting block 302, so that half round block
305 are relatively rotatable to each other with supporting block 302.Half round block, 305 top welded connecting plate 306, and by rubber roll 308 with it is portable
Column 307 connects, it can be achieved that half round block 305 is free to slide in the sliding slot on portable column 307.
The present invention also provides a kind of methods for biologic soft tissue without deformation transfer, specifically includes the following steps:
Step 1: Biosample being placed on ejection pallet 105, control dial can be required according to the size of sample
106 pairs its cut, or by the sample of prior well cutting be placed on ejection pallet 105 on.Then it can pass through stepper motor 4
It drives worm screw 107 to rotate, and then turbine 111, disk table top 104, ejection pallet 105 and sample thereon is driven to rotate together.
The revolving speed of stepper motor 4 can be set as needed.In sample rotation process (or after sample turns over certain angle stopping), use
Three-dimensional scanning device is scanned sample, to obtain the 3-D geometric model of sample.
Step 2: after the completion of the scanning of sample three-dimensional geometry, the knob 108 of 103 lower section of rotation casing can be by ejecting base
Sample of the seat 109 by ejection pallet 105 and thereon ejects together.Then, the borded pile 207 on rotating clamping device assembly 2 will
Clamping limb 202 is relax at the position slightly larger than ejection 105 size of pallet, when rubber washer 201 touches outside ejection pallet 105
Along when, reversely rotate borded pile 207 and tighten clamping limb 202, until clamping ejection pallet 105.
Step 3: holding the biologic soft tissue sample of portable column 307 by ejection pallet 105 and thereon and be transferred on experimental bench.
Due to being mounted with uniaxial mechanical gyro 304 on handheld devices assembly 3, no matter in transfer process by any shaking, can guarantee
Biologic soft tissue sample guarantees that the original form of sample does not change in the mobile state for being in relative level always on the way,
It ensure that the geometrical model that scan sample obtains is consistent with geometric shape when mechanical test, and then ensure that sample material parameter
The accuracy of reverse result.
Although embodiment of the present invention is described in conjunction with attached drawing above, of the invention and difference is limited to above-mentioned
Specific embodiments and applications field, above-mentioned specific embodiment is only schematical, directiveness, rather than is limited
Property.Those skilled in the art are under the enlightenment of specification, in the range for not departing from the claims in the present invention and being protected
In the case where, a variety of forms can also be made, these belong to the column of protection of the invention.
Claims (2)
1. a kind of device for biologic soft tissue without deformation transfer, including turntable assembly (1), clamping device assembly (2), hand
Mention assembly of devices (3) and stepper motor (4), it is characterised in that: it is characterized by:
Turntable assembly (1) includes supporting leg (101), screw (102), casing (103), disk table top (104), ejection pallet
(105), worm screw (107), knob (108), ejection pedestal (109), floating bearing (110), turbine (111), electric machine support
(112), wherein by screw (102) that supporting leg (101) and casing (103) is fixed, stepper motor (4) passes through electric machine support
(112) it is fixed on casing (103)；Stepper motor (4) couples worm screw (107) by shaft coupling, drives whirlpool by rotary worm
Take turns (111) rotation；Turbine (111) is fixed in casing (103) and can be rotated about the axis thereof by floating bearing (110)；
It is connected by screw to and disk table top (104) is fixed on turbine (111), design has in the center of disk table top (104)
The groove of square, for being embedded in ejection pallet (105), so that ejection pallet (105) can be with disk table top (104) and turbine
(111) it rotates together；Ejection pedestal (109) is installed by screw thread in ejection pallet (105) lower part, ejection pedestal (109) relies on
Gravity is placed on knob (108)；
Clamping device assembly (2) include rubber washer (201), clamping limb (202), support baseboard (204), main control arm (205),
Fixed plate (206) and borded pile (207)；Wherein, a set of link mechanism is set below borded pile (207)；Fixed plate (206) with
Hingedly, main control arm (205) and clamping limb (202) are hinged for the main control arm (205) of two sides；Two clamping limbs (202) pass through pin
Axis and support baseboard (204) are hinged；Borded pile (207) is threadedly coupled with support baseboard (204), and rotation borded pile (207) can make
It moves up and down relative to support baseboard (204), and then fixed plate (206) is driven to move up and down, and realizes the clamping limb of two sides two
(202) and thereon the open and close movement of rubber washer (201)；
Hand held device assembly (3) include fixation hole (301), supporting block (302), hinge (303), uniaxial mechanical gyro (304),
Half round block (305), connecting plate (306), portable column (307) and rubber roll (308)；
It is by 4 hexagon socket head cap screws (203) that hand held device assembly (3) and clamping device assembly (2) are fixed；4 uniaxial machines
Tool gyro (304) is threadedly secured on supporting block (302)；Half round block (305) passes through hinge (303) and supporting block (302)
Connection, so that half round block (305) is relatively rotatable to each other with supporting block (302)；Half round block (305) top welded connecting plate (306),
And it is connect with portable column (307) by rubber roll (308), it can be achieved that sliding slot of half round block (305) in portable column (307) is interior certainly
By sliding.
2. the device according to claim 1 for biologic soft tissue without deformation transfer, it is characterised in that: in disk table top
(104) lower section is connected through a screw thread knob (108), and turning knob (108) can make it above and below the axis of disk table top (104)
Movement, so that ejection pedestal (109) and ejection pallet (105) can move up and down；It is carved on ejection pallet (105) top
Dial (106) is demarcated for specimen size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611259300.7A CN106644694B (en) | 2016-12-30 | 2016-12-30 | A kind of apparatus and method of the biologic soft tissue without deformation transfer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611259300.7A CN106644694B (en) | 2016-12-30 | 2016-12-30 | A kind of apparatus and method of the biologic soft tissue without deformation transfer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106644694A CN106644694A (en) | 2017-05-10 |
| CN106644694B true CN106644694B (en) | 2019-02-15 |
Family
ID=58837526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611259300.7A Active CN106644694B (en) | 2016-12-30 | 2016-12-30 | A kind of apparatus and method of the biologic soft tissue without deformation transfer |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2164018Y (en) * | 1993-07-09 | 1994-05-04 | 重庆大学 | Laser scanning curved surface measuring device |
| CN1596823A (en) * | 2004-07-23 | 2005-03-23 | 西安交通大学 | Integral soft tissue dynamic load response parameter collection system |
| CN2775060Y (en) * | 2005-03-21 | 2006-04-26 | 中国科学院空间科学与应用研究中心 | Gyroscope capable of microscopic view for biological tissue culture |
| CN102293678A (en) * | 2010-03-23 | 2011-12-28 | 阿诺·苏贝朗 | Device for displacement of tissue, in particular bone tissue |
| WO2015034339A1 (en) * | 2013-09-06 | 2015-03-12 | Universidad Nacional Autónoma de México | Ophthalmological device for quality control of corneal tissue for transplant purposes |
| CN104977211A (en) * | 2015-07-14 | 2015-10-14 | 苏州大学张家港工业技术研究院 | Mechanical property tester for biological soft tissue |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020112547A1 (en) * | 2000-11-22 | 2002-08-22 | Eltaib Mohamed Elsayed Hossney | Tactile probe |
| US6490470B1 (en) * | 2001-06-19 | 2002-12-03 | Optosonics, Inc. | Thermoacoustic tissue scanner |
-
2016
- 2016-12-30 CN CN201611259300.7A patent/CN106644694B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2164018Y (en) * | 1993-07-09 | 1994-05-04 | 重庆大学 | Laser scanning curved surface measuring device |
| CN1596823A (en) * | 2004-07-23 | 2005-03-23 | 西安交通大学 | Integral soft tissue dynamic load response parameter collection system |
| CN2775060Y (en) * | 2005-03-21 | 2006-04-26 | 中国科学院空间科学与应用研究中心 | Gyroscope capable of microscopic view for biological tissue culture |
| CN102293678A (en) * | 2010-03-23 | 2011-12-28 | 阿诺·苏贝朗 | Device for displacement of tissue, in particular bone tissue |
| WO2015034339A1 (en) * | 2013-09-06 | 2015-03-12 | Universidad Nacional Autónoma de México | Ophthalmological device for quality control of corneal tissue for transplant purposes |
| CN104977211A (en) * | 2015-07-14 | 2015-10-14 | 苏州大学张家港工业技术研究院 | Mechanical property tester for biological soft tissue |
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| Publication number | Publication date |
|---|---|
| CN106644694A (en) | 2017-05-10 |
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