CN206134077U - Erasion teaching system is examined in interactive virtual segmentation - Google Patents
Erasion teaching system is examined in interactive virtual segmentation Download PDFInfo
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- CN206134077U CN206134077U CN201620868473.8U CN201620868473U CN206134077U CN 206134077 U CN206134077 U CN 206134077U CN 201620868473 U CN201620868473 U CN 201620868473U CN 206134077 U CN206134077 U CN 206134077U
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- curettage
- simulation
- universal
- spoon
- curettage spoon
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Abstract
The utility model discloses an erasion teaching system is examined in interactive virtual segmentation, including entire outer shell, simulation curettage spoon, dimensional movement positioning system, universal part, data information processor and display, entire outer shell is all arranged in to all parts, simulation curettage spoon is inserted in universal part, universal part has sensing and tactile feedback, and the centre gripping is in entire outer shell's anterior central authorities, data information processor fixes on dimensional movement positioning system for found virtual environment and user interaction, simulation curettage spoon has three rotational degree of freedom and a displacement degree of freedom for it simulates to examine the erasion operation to the segmentation. The utility model discloses technical scheme realizes providing imitative emulation operation technique analogue means to the learning aid both sides, has spatula real time pressure calculation function, can catch the operate force sensitively, provides timely tactile feedback, realizes the visual learning, improves the efficiency of study.
Description
Technical field
The utility model is related to medical teaching field, more particularly to a kind of interactive virtual fractional curettage art tutoring system.
Background technology
Segmental diagnosis fractional curettage art (abbreviation fractional curettage art) is the clinic that all clinical medicine students must grasp
One of technical ability, with very strong Clinical practicability.Conventional segmented is examined the teaching of erasion and is completed by rubber mold.Instruct
Teacher can only pass through the operation of student's operating procedure, the part dilatation and curettage apparatus that exposes to student and guess, and then be examined
And guidance, not only increase teaching difficulty, reduce efficiency of teaching, also cause student cannot learn oneself operation it is whether correct,
Whether dynamics is appropriate.Therefore, existing teaching equipment and teaching method cause student that both sides is run into into after clinical practice
Problem, on the one hand can not exactly implement fractional curettage, obscure the sample of uterine neck or uterine cavity, and to clinical diagnosis difficulty is brought；Separately
On the one hand it is that dynamics is improper, the lighter can cause the strong discomfort of patient, severe one to cause the medical treatment such as endometrial impairment, the perforation of uterus
Accident, to patient's body and mind wound is brought, it is impossible to realize the Expected Results of clinic.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of interactive virtual fractional curettage art teaching
System, provides the operation technique analogue means of emulation, with spatula reality to learning aid both sides (including medico and clinician)
When calculation of pressure function, can delicately capture learner's operating force, provide timely touch feedback to learner, realize regarding
Feel study, improve the efficiency of study.
The utility model provide technical scheme be：
A kind of interactive virtual fractional curettage art tutoring system, including：Monolithic case, simulation curettage spoon, two dimensional motion are fixed
Position system, universal member, data handler and display；The simulation curettage spoon, two dimensional motion alignment system, universal portion
Part, data handler and display are placed in monolithic case；The simulation curettage spoon is inserted in the universal member；Institute
Universal member is stated with sensing and touch feedback, the front, center of monolithic case is clamped in；The data handler is fixed
In two dimensional motion alignment system, for building virtual environment and user mutual；The simulation curettage spoon has three rotations certainly
By degree and a displacement freedom, for being simulated to the operation of fractional curettage art.
Preferably, the display is fixed on data handler top；The main part of described simulation curettage spoon
Divide and be made up of shaggy hollow straight-bar, overall diameter can be 1～5 centimetre, using stainless steel；Preferably, overall diameter
It is consistent with the curettage spoon that uses of truly performing the operation with material；
Preferably, described universal member is evenly distributed in multi-directional ball by one with reeded multi-directional ball, 4-8
Concussion motor, a pair universal ball trays and corresponding a pair of fixed columns composition, wherein fixed column is fixed on base, per only
Fixed column end is fixed with corresponding universal ball tray, and universal ball tray is bowl-shape；Universal ball tray cover is buckled in multi-directional ball two ends,
Ensure that multi-directional ball is only capable of being rotated at any angle in universal ball tray；Universal ball tray can be from wrapping up and down ten thousand
To ball；Concussion motor is uniformly embedded in multi-directional ball around simulation curettage spoon, can be 4-8；Non-contact optical sensor is inlayed
In being embedded in the groove of multi-directional ball；Universal member is fixed on monolithic case；
Simulation curettage spoon is interspersed to be placed on universal ball center；Simulation curettage spoon includes the luminous tube of hollow straight-bar and end；
The luminous tube of end can be using colored led luminous tube or infraluminescence pipe.Electrical connection is by the hollow bulb in simulation curettage spoon
Divide and complete.
Preferably, described two dimensional motion alignment system is by the video camera and curtain being placed in front of simulation curettage spoon tip
Cloth is constituted, and the spacing range of video camera and curtain is 10-50CM；
Preferably, described data handler includes position computation module, physical simulation module and three-dimensional rendering
Module；Position computation module receives the signal that two dimensional motion alignment system and universal member are sent, and is integrated into simulation curettage spoon position
Data are put, physical simulation module and three-dimensional rendering module is sent to；Physical simulation module receives simulation curettage spoon position data, root
According to the actual strength of dilatation and curettage operation being collected, haptic data is obtained by physical engine emulation, pass to universal head；Three-dimensional rendering
Module receives simulation curettage spoon position data, and according to the uterus shape data being collected, real-time rendering virtual scene is obtained virtually
View data, and transfer to display interaction to show result.
Preferably, the virtual image data that described display receiving data message handler sends, present uterus and
The dynamic sense of reality dilatation and curettage operation virtual scene of spatula.
Preferably, described monolithic case simulation female genitalia and part trunk, can be by the apery skin material such as silica gel
Material is made, and profile is women lower part of the body equal proportion model.
Teaching is carried out using above-mentioned interactive virtual fractional curettage art tutoring system to comprise the steps：
1) the actual force data of dilatation and curettage operation and uterus shape data are gathered, as with reference to data；
2) simulation curettage spoon is inserted in universal member；Simulation curettage spoon has three rotary freedoms and a displacement certainly
By spending, for pulling and pushing；Universal member carries sensing and touch feedback, for operation simulation curettage spoon；
3) data handler receives the signal that two dimensional motion alignment system and universal member are sent, and obtains simulation dilatation and curettage
Real-time position information of the spoon inside monolithic case；
4) physical simulation module receives the position data of simulation curettage spoon, according to the actual strength number of dilatation and curettage operation of collection
According to being calculated corresponding haptic data by conventional physical engine；Haptic data is passed to into universal member；
Conventional physical engine process include unity3D, illusory 3 etc..
5) three-dimensional rendering module receives the position data of simulation curettage spoon, according to the uterus shape data of collection, by three
Dimension engine real-time rendering virtual scene obtains virtual image data, is shown by display interaction.
Compared with prior art, the beneficial effects of the utility model are：
The utility model provides a kind of interactive virtual fractional curettage art tutoring system, to learning aid both sides (including medical science
Raw and clinician) the operation technique analogue means for emulating is provided.The utility model has advantages below：
(1) the utility model has real time position display function, can clearly indicate simulation curettage spoon uterine neck and uterine cavity
Position, to the complete uterine cavity built-in function process that learner (student) provides, realize visual learning, improve the efficiency of study.
(2) the utility model has spatula real-time pressure computing function, can delicately capture learner's operating force,
Identification kicks the beam or overweight operation, in order to avoid kick the beam that focus cannot be struck off, overweight increase inner film injury reduces simulation utensil and human body
The difference of operation, improves results of learning.
(3) the utility model has can provide that learner is complete, accurate uterine cavity built-in function for director (teacher)
Process, can make director judge the correctness for operating exactly, improve the degree of accuracy of examination.Simultaneously director can be made to learner
There is provided and in detail, correctly instruct.
(4) the utility model has real tactile feedback function, can provide timely touch feedback to learner, plus
Help the culture of spatial impression, and this touch feedback to be produced by computer simulation, therefore correspondence can be changed according to the change at focus, position
Feedback, can be used in various focus models fractional curettage art study.
Description of the drawings
The overall structure figure of the interactive virtual fractional curettage art tutoring system that Fig. 1 is provided for the utility model；
Two dimensional motion alignment system in the interactive virtual fractional curettage art tutoring system that Fig. 2 is provided for the utility model
Structure chart；
The side of the universal member structure in the interactive virtual fractional curettage art tutoring system that Fig. 3 is provided for the utility model
View；
Fig. 4 is the universal member structure in the interactive virtual fractional curettage art tutoring system in the utility model embodiment
Front view；
Fig. 5 is the schematic shapes of the multi-directional ball in the utility model embodiment in universal member；
In Fig. 1～Fig. 5,1- simulation curettage spoons；2- two dimensional motion alignment systems；3- universal members；4- processing data informations
Device；5- displays；The monolithic case of 6- systems；21- video cameras；22- curtains；31- multi-directional balls；321- multi-directional balls inner surface is empty
Chamber；32- is evenly distributed on the concussion motor in multi-directional ball inner surface cavity；33-universal ball tray；34-with universal ball tray
Corresponding a pair of fixed columns；35-non-contact optical sensor；351-there is inner surface to fix the groove of sensor；11—
Central hole.
Fig. 6 is the structured flowchart of the data handler module in the utility model embodiment；
Wherein, 41-position computation module；42-physical simulation module；43-three-dimensional rendering module.
Specific embodiment
Below in conjunction with the accompanying drawings, the utility model is further described by embodiment, but limits this practicality never in any form
New scope.
The utility model provides a kind of interactive virtual fractional curettage art tutoring system, (medico and faces to teaching both sides
Bed doctor) the operation technique analogue means and teaching method for emulating is provided.
Interactive virtual fractional curettage art tutoring system of the present utility model includes simulation curettage spoon, is inserted in universal member
In；The two dimensional motion alignment system of energy accurate measurement is (preferably, described two dimensional motion alignment system is scraped by simulation is placed on
Video camera and curtain in front of the spoon tip of palace is constituted), it is wrapped in monolithic case；Universal portion with sensing and touch feedback
Part, is clamped in monolithic case front, center；For building the data handler of virtual environment and user mutual, it is fixed on whole
Body case side；For showing the display in virtual uterus, processor top is fixed on；Monolithic case.In the limit of universal member
Under system, simulation curettage spoon has three rotary freedoms of whole and a displacement freedom (for pulling and pushing), and this and reality are divided
The operation free degree that section is examined in erasion is corresponding, can truly simulate the operation of fractional curettage art.
With reference to Fig. 1, the interactive virtual fractional curettage art tutoring system that the utility model embodiment is provided is scraped including simulation
Palace spoon 1, two dimensional motion alignment system 2, universal member 3, data handler 4, display 5 and monolithic case 6.
Wherein, monolithic case 6 is located at the outermost of whole device, and to whole device support is provided, and gives simulation curettage spoon 1
The operating environment of shading is provided.Simulation curettage spoon 1 is interspersed to be placed in the central hole 11 of the multi-directional ball 31 of everything part 3.Two
Dimension motion locating system 2 is fixed on the bottom of monolithic case 6, and the exercise data of collection simulation curettage spoon 1 is uploaded at data message
While reason device 4, the sense of reality of operator is improved.Universal member 3 is fixed in monolithic case 6, is provided to simulation curettage spoon 1 and is propped up
Support, it is allowed to which simulating curettage spoon 1 carries out the rotation of three degree of freedom and the displacement of one degree of freedom (for pulling and pushing), and this is and reality
The operation of fractional curettage art is corresponding, while the displacement and spin case to simulating curettage spoon 1 is acquired and is uploaded to number
According to message handler 4, and receive the haptic data of data handler 4 and fed back to simulation curettage spoon 1.At data message
Reason device 4 is fixed on the inner side edge of monolithic case 6, and reception is transported from the simulation curettage spoon 1 of universal member 3 and 3 D locating device 7
Dynamic data, the operation to operator is emulated, transmission virtual image data to display 5, and transmission haptic data is to universal portion
Part 3.Display 5 is fixed on data handler 4, receives the virtual image data of data handler 4, is shown in real time
Out.
As shown in Fig. 2 the two dimensional motion alignment system 2, including video camera 21 and curtain 22.Curtain 22 is located at whole dress
The central authorities put, are fixed in monolithic case 6；Video camera 21 is located at side after curtain 22, is fixed on the bottom of monolithic case 6.Shooting
The spacing range of machine 21 and curtain 22 is 10-50CM.Curtain 22 can receive the light beam of simulation curettage spoon 1 termination transmitting, and manifest
Out.The picture that 21 captured in real-time curtain of video camera 22 is presented, reaches data handler 4.
As shown in figure 3, described universal member 3 includes that a multi-directional ball 31,4-8 is evenly distributed on multi-directional ball inner surface
Concussion motor 32 in cavity 321, a pair universal ball trays 33 a pair of fixed columns 34, Yi Jifei corresponding with universal ball tray
Contact optical sensor 35.Wherein the upper end of fixed column 34, lower end are separately fixed on monolithic case 6, one on the other in symmetrical
Position.Every fixed column 34 to the end of multi-directional ball 31 is respectively fixed with corresponding universal ball tray 32, and universal ball tray 32 is
It is bowl-shape；Universal ball tray 32 is provided with cover, and the two ends of multi-directional ball 31 are buckled in respectively, it is ensured that multi-directional ball 31 as the joint of people, only
Can at any angle be rotated in universal ball tray 32；The inner surface that non-contact optical sensor 35 is embedded in multi-directional ball is recessed
In groove 351, the rotation and movement of real-time detection simulation curettage spoon 1 are uploaded to data handler 4.
As shown in Fig. 4～Fig. 5, described concussion motor 32 is embedded in the inner surface cavity 321 of multi-directional ball, evenly around
Can be 4-8 around simulation curettage spoon 1, according to the instruction of data handler 4, the corresponding concussion motor 32 of vibrations, mould
Draw up the sense of touch of curettage spoon contact intrauterine wall tissue.
As shown in figure 5, described multi-directional ball 31 has inner surface recesses 351, central hole 11 and some inner surfaces for one
The spheroid of cavity 321.
As shown in fig. 6, described data handler 4 includes position computation module 41, physical simulation module 42 and three
Dimension rendering module 43；Position computation module 41 receives the signal that two dimensional motion alignment system 2 and universal member 3 are sent, by trip
Play engine is converted into the position data of simulation curettage spoon 1, and the data can reflect simulation curettage spoon 1 inside monolithic case 6
Real-time position information.Position computation module 41 sends the position data for simulating curettage spoon 1 to physical simulation module 42 and three-dimensional
Rendering module 43.Physical simulation module 42 receives the position data of simulation curettage spoon 1, according to the dilatation and curettage operation actual forces being collected
Amount, is processed by conventional physical engine, such as unity3D, illusory 3, obtains corresponding haptic data.Haptic data correspondence is really
When border dilatation and curettage is performed the operation, the feedback strength to be obtained.Haptic data is passed to universal member 3 by physical simulation module 42.Three-dimensional wash with watercolours
Dye module 43 receives the simulation position data of curettage spoon 1, according to the uterus shape data being collected, by commonly using physical engine, such as
Bullet, Havok etc., real-time rendering virtual scene obtains virtual image data.Virtual image data be it is three-dimensional, in real time,
Can provide study auxiliary for student, culture space sense and the grasp to uterus structure, facilitate again instructor carry out examining with
Instruct.Virtual image data is transferred to display 5 to interact display by three-dimensional rendering module 43.
It should be noted that the purpose for publicizing and implementing example is help further understands the utility model, but this area
Technical staff be appreciated that：In without departing from the utility model and spirit and scope of the appended claims, it is various replacement and
Modification is all possible.Therefore, the utility model should not be limited to embodiment disclosure of that, and the utility model is claimed
Scope be defined by the scope that claims are defined.
Claims (7)
1. a kind of interactive virtual fractional curettage art tutoring system, including：Monolithic case, simulation curettage spoon, two dimensional motion positioning
System, universal member, data handler and display；The simulation curettage spoon, two dimensional motion alignment system, universal portion
Part, data handler and display are placed in monolithic case；The simulation curettage spoon is inserted in the universal member；Institute
Universal member is stated with sensing and touch feedback, the front, center of monolithic case is clamped in；The data handler is fixed
In two dimensional motion alignment system, for building virtual environment and realizing user interactive；The simulation curettage spoon has rotation
Turn the free degree and displacement freedom, for simulating the operation of fractional curettage art.
2. interactive virtual fractional curettage art tutoring system as claimed in claim 1, is characterized in that, the simulation curettage spoon includes
Hollow straight-bar and the luminous tube of end；The overall diameter of the hollow straight-bar and material simulate the curettage spoon for using of truly performing the operation；Institute
The luminous tube of end is stated using colored led luminous tube or infraluminescence pipe；Electrical connection is by the hollow bulb in simulation curettage spoon
Divide and complete.
3. interactive virtual fractional curettage art tutoring system as claimed in claim 1, is characterized in that, the universal member is by one
Multi-directional ball with inner surface recesses and inner surface cavity, the non-contact optical sensor being embedded in groove, multiple uniform points
A pair of the fixations corresponding with universal ball tray of concussion motor of the cloth in multi-directional ball inner surface cavity, a pair universal ball trays
Post is constituted；The fixed column is fixed on base, and per column end is only fixed corresponding universal ball tray is fixed with；Universal ball tray
Cover is buckled in multi-directional ball two ends so that multi-directional ball is only capable of being rotated at any angle in universal ball tray；The noncontact light
Learning sensor is used for detection acquisition simulation curettage spoon displacement and spin data, and is uploaded to data handler.
4. interactive virtual fractional curettage art tutoring system as claimed in claim 3, is characterized in that, the simulation curettage spoon interts
It is placed on the universal ball center.
5. interactive virtual fractional curettage art tutoring system as claimed in claim 3, is characterized in that, it is described be evenly distributed on it is universal
Concussion motor in ball inner surface cavity is 4～8；The universal ball tray is bowl-shape.
6. interactive virtual fractional curettage art tutoring system as claimed in claim 1, is characterized in that, the two dimensional motion positioning system
To unite and be made up of the video camera and curtain that are placed in front of simulation curettage spoon tip, the spacing range of video camera and curtain is 10～
50CM。
7. interactive virtual fractional curettage art tutoring system as claimed in claim 1, is characterized in that, the monolithic case simulates allusion quotation
Type female genitalia and part trunk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620868473.8U CN206134077U (en) | 2016-08-12 | 2016-08-12 | Erasion teaching system is examined in interactive virtual segmentation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620868473.8U CN206134077U (en) | 2016-08-12 | 2016-08-12 | Erasion teaching system is examined in interactive virtual segmentation |
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| Publication Number | Publication Date |
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| CN206134077U true CN206134077U (en) | 2017-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620868473.8U Expired - Fee Related CN206134077U (en) | 2016-08-12 | 2016-08-12 | Erasion teaching system is examined in interactive virtual segmentation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106157776A (en) * | 2016-08-12 | 2016-11-23 | 北京大学人民医院 | Interactive virtual fractional curettage art teaching system and teaching method |
-
2016
- 2016-08-12 CN CN201620868473.8U patent/CN206134077U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106157776A (en) * | 2016-08-12 | 2016-11-23 | 北京大学人民医院 | Interactive virtual fractional curettage art teaching system and teaching method |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 |
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| CF01 | Termination of patent right due to non-payment of annual fee |