阅读说明：本技术 具有手持式扫描仪的3d扫描仪系统 (3D beam scanner system with hand-held scanner ) 是由 K·E·汉森 于 2018-03-19 设计创作，主要内容包括：公开了一种3D扫描系统和使用这样的系统的方法,其中,3D扫描仪系统的手持式扫描仪用于控制系统的操作模式,使得例如在扫描患者上和下颌中的牙齿的扫描程序期间用户不需要接合外部单元。(Disclose a kind of 3D scanning system and the method using such system, wherein, the hand-held scanner of 3D beam scanner system is used for the operation mode of control system, so that for example user does not need engagement external unit during the scanner program of the tooth in the scanning upper and lower jaw of patient.)

1. a kind of 3D beam scanner system, for recording the digital 3D table of object by the scanner program at least two steps Show, wherein the beam scanner system includes:

Hand-held scanner, the hand-held scanner record the surface number of the object when can operate in scan pattern According to；

Control unit, the digital 3D that described control unit is configured as generating the object from the surface data of record are indicated；With

Display, the display are used to show that the number 3D of the object to be indicated；

Wherein, the hand-held scanner includes one or more interactive devices, one or more of interactive devices provide with The manual interaction of described control unit, in which:

The activation of the first kind of one or more of interactive devices so that the system enters scan pattern, and

The activation of the Second Type of one or more of interactive devices is so that the beam scanner system enters menu mode, in institute It states in menu mode, the menu including one or more menu options is presented on the display, and the hand-held Scanner is configured in presented menu option and is selected.

2. system according to claim 1, wherein the menu option includes the next step gone in the scanner program Suddenly.

3. system according to claim 1 or 2, wherein the menu option includes repeating or continuing the scanner program In previous steps.

4. system according to claim 1,2 or 3, wherein the menu option includes entering checking mode, in the inspection It looks into mode, the view that shown digital 3D is indicated can be adjusted.

5. system according to claim 1,2,3 or 4, wherein the hand-held scanner includes that at least one movement passes Sensor, the motion sensor are configurable for detecting the hand-held scanner when operating at least in the menu mode Movement, and the described control unit movement that is configurable for will test is converted to the selection to menu option.

6. according to claim 1 to the system described in any one of 5 or multinomial, wherein the activation of the first kind and second The activation of type is all executed using identical interactive device, wherein the activation of the first kind includes the interactive device Short activation, and the activation of the Second Type includes maintaining the activation of the interactive device until desired menu option quilt Selection.

7. system according to any one of the preceding claims, wherein the activation of the first kind and Second Type Activation is all executed using identical interactive device, and wherein, the activation of the first kind is additionally configured to for sweeping It retouches and changes between mode and Non-scanning mode mode.

8. system according to any one of the preceding claims, wherein when being in menu mode, the beam scanner system In Non-scanning mode mode.

9. according to claim 1 to the system described in any one of 8 or multinomial, wherein at least partly menu option surrounds center Radial arrangement, such as at least partly round or part-toroidal is formed according to cross arrangement or option.

10. system according to claim 9, wherein when entering menu mode, the arrangement limit of the hand-held scanner The fixed center.

11. a kind of method of the tooth in hand-held scanner scanning upper and lower jaw of patient using 3D beam scanner system, wherein The hand-held scanner can record the surface data of object when the system operatio is in scan pattern, wherein described Method includes:

By the first interactive device of hand-held scanner described in the interacting activation with the first kind, into the scanner system The scan pattern of system；

First surface data in the jaw is recorded when the system is in the scan pattern；

Pass through the interaction with first interactive device or with the Second Type of the second interactive device of the hand-held scanner Into the menu mode of the beam scanner system, wherein the menu includes being shown on the display of the beam scanner system One or more menu options；

Desired menu option is selected using the hand-held scanner；With

Execute movement relevant to selected menu option.

12. according to the method described in claim 10, wherein, selected menu option is to enter scan pattern and scan Second in the jaw.

Technical field

This patent disclosure relates generally to the method and systems including hand-held 3D scanner and at least one display, wherein holding Formula 3D scanner provides the device interacted for the control unit with beam scanner system.

Background technique

When the digital 3D by scanning record patient teeth's group in mouth is indicated, scanner program is generally divided into two or more A step.The tooth scanned in the upper jaw and lower jaw needs two steps, and is engaged scanning and forms third step, wherein occlusion is swept The information positioned opposite provided about the tooth when tooth is in closed form is provided.Operator needs Current Scan being related to three The control unit of any input beam scanner system in kind scanning.

Various user interaction devices are used to control scanner program and show the software that the digital 3D recorded in a scan is indicated, Such as: computer mouse, Spatial Sphere and touch screen.The operation of these interactive devices needs to be physically contacted them, i.e., dentist needs Hand is removed from patient and is contacted with user interaction device.

Due to the risk of the cross contamination between patient or between patient and operator, user interaction device is physically contacted and exists It may be unfavorable in medical applications.

The several non-contact user interfaces checked for the 3D data in medical application have been described in the literature.Vogt Et al. (2004) describe the contactless interactive system of the visualized in situ for 3D medical imaging data.User interface is based on Tracking to reflecrtive mark, wherein camera is mounted on the head of doctor.Graetzel et al. (2004) describes a kind of non-contact Formula system, gesture interpretation is mouse action by it.It is based on stereoscopic vision, and is intended for Minimally Invasive Surgery.

Improving system of the needs for interacting with the user of the control unit of 3D beam scanner system is still a problem.

Summary of the invention

A kind of 3D beam scanner system is disclosed, for recording the number of object by the scanner program at least two steps Word 3D indicates that wherein beam scanner system includes:

Hand-held scanner, the hand-held scanner record the table of the object when can operate in scan pattern Face data；

Control unit, described control unit are configured as generating the digital 3D table of the object from the surface data of record Show；With

Display, the display are used to show that the number 3D of the object to be indicated；

Wherein, the hand-held scanner includes one or more interactive devices, and one or more of interactive devices mention For the manual interaction with described control unit, in which:

The activation of the first kind of one or more of interactive devices so that the system enters scan pattern, and

The activation of the Second Type of one or more of interactive devices so that the beam scanner system enters menu mode, In the menu mode, the menu including one or more menu options is presented over the display, and the hand-held Scanner is configured in presented menu option and is selected.

One or more interactive devices provide the advantage that operator can manually switch between operation mode, without Will his hand removed from hand-held scanner and contact external potential non-sterile equipment.

Enter menu mode by one or more interactive devices and provides the advantages of menu is presented to operator first.Cause This, due to the activation of the Second Type of one or more interactive devices, menu occurs over the display.

In general, in the prior art, by the button in touch non-integration equipment, such as pressing mouse, keyboard, Spatial Sphere Deng to operator's presentation menu.

By using the interactive device being integrated in hand-held scanner, menu efficiently can be presented to operator.Cause This, operator can be used handheld device and enter menu, rather than press the button in non-integration equipment.At least only this is walked It is rapid to can avoid operator's touch other equipment.In addition, in some embodiments of scanning system, user can be independent of making With other activation equipments.In this way, operator can enter menu from operating position.For example, operator does not need to move To further away from operating position outer computer or touch screen press the activation equipment for being connected to computer or touch screen.

It is set to sum up, at least efficiently opening menu present disclose provides one kind without polluting other by touch Standby and/or activation equipment equipment.

The surface data recorded includes at least topographic data related with the pattern of tooth, so that number 3D generated Indicate the expression shape of patient teeth and positioned opposite.

In some embodiments, hand-held scanner is able to record data texturing, fluorescence data and/or IR data.

The other kinds of data from tooth can also be recorded, such as the tone (shade) or color of expression tooth The fluorescence data or IR data of the diagnostic message of data texturing or offer tooth.These other kinds of data can be with pattern number According to recording or record in a separate step together.In the latter case, the dish of operator is supplied in menu mode It singly may include corresponding option.

In some embodiments, control unit includes data processor and non-transitory computer-readable storage media, In It is stored with computer program product on the computer readable storage medium, which has for working as computer journey The instruction that number 3D is indicated is generated from the surface data of record when sequence product is executed by data processor.

Disclose a kind of side of the tooth in the hand-held scanner scanning upper and lower jaw of patient using 3D beam scanner system Method, wherein the hand-held scanner can record the surface data of object when the system operatio is in scan pattern, In, which comprises

By the first interactive device of hand-held scanner described in the interacting activation with the first kind, into the scanning The scan pattern of instrument system；

First surface data in the jaw is recorded when the system is in the scan pattern；

By with first interactive device or with the Second Type of the second interactive device of the hand-held scanner Interaction enters the menu mode of the beam scanner system, wherein the menu includes the display for being shown in the beam scanner system One or more menu options on device；

Desired menu option is selected using the hand-held scanner；With

Execute movement relevant to selected menu option.

As described above, the digital 3D of record patient teeth indicates that related scanner program generally includes the first scanning step With the second scanning, in the first scanning step, the tooth in one of jaw is scanned, and opposite jaw is scanned in the second scanning Tooth.Finally, record occlusion scanning is to provide about the information that how tooth is arranged in closure.It that case, scanning Sequence can basis:

Step 1: scanning lower jaw is indicated with the digital 3D for recording lower jaw

Step 2: the scanning upper jaw is indicated with the digital 3D for recording the upper jaw

Step 3: record occlusion scanning

In some embodiments, menu option includes the next step gone in scanner program.For recording patient's tooth In the program that the digital 3D of tooth is indicated, next step be can be for example: the scanning jaw opposite with the jaw scanned in previous steps, or The occlusion scanning positioned opposite of tooth when for detecting closure.

In some embodiments, menu option includes the previous steps for repeating or continuing to scan in program.If scanning and The inspection display of scanning result needs further data to provide the good covering of scanning object, then dentist can choose repetition Or continue previous steps.

In some embodiments, menu option includes entering checking mode, adjustable shown in checking mode The view that digital 3D is indicated.In checking mode, the view of the 3D geometry of the record indicated in display can pass through hand The movement of formula scanner is held to determine, for example, determining the movement of hand-held scanner by least one motion sensor.

It, then can be in checking mode if recording the further data from tooth, such as fluorescence and/or color data In with the digital 3D of tooth expression check these data together.

In some embodiments, hand-held scanner includes at least one motion sensor, is configurable at least The movement of hand-held scanner is detected when operating in menu mode, and control unit is configurable for the fortune that will test Turn is changed to the selection to menu option.

Motion sensor may include mems accelerometer, gyro sensor, Magnetic Sensor, magnetometer, acoustic sensor, Optics and infrared sensor, conductive loop detector, friction electricity, earthquake, inertia switch sensor, ultrasonic sensor, microwave thunder Up to sensor or the sensor of the reflection of the energy based on transmitting, such as coherent infrared radar, ultrasonic sensor or microwave radar Sensor.

Motion sensor is configurable for the rotation and/or movement of detection hand-held scanner, so that rotation and/or fortune The dynamic selection that can be converted to menu option.This allow operator by rotate in suitable direction hand-held scanner come Select desired menu option.Such as.If it is desire to arrangements of options in the overcentre of shown menu option, then operate Member provides corresponding inclination to hand-held scanner, or if it is desire to the centrally located left side of option, then operator is at this Side is rotated up the distal end of hand-held scanner.

In some embodiments, the activation of the first and second types is all executed with identical interactive device, wherein first The activation of type includes the short activation of interactive device, and the activation of Second Type includes maintaining the activation of interactive device until choosing Desired menu option is selected.

In some embodiments, the activation of the first and second types is all executed with identical interactive device, and wherein, The activation of the first kind is additionally configured to for changing between scan pattern and Non-scanning mode mode.For example, identical interaction is set It is standby to can be button, it is touched by first, button starts scanner, enables an operator to scanning patient.It is touched by second, Second touches similar to the first touch, such as button is kept the time pressed, and scanner stops scanning.

In some embodiments, when being in menu mode, beam scanner system is in Non-scanning mode mode.Exit menu mode Beam scanner system can be still set to be in Non-scanning mode mode.When activating the activation of the first kind, scanning system can be from Non-scanning mode mould Formula changes into scan pattern.

In some embodiments, at least part of menu option is surrounded and is radially arranged, such as according to cross cloth It sets or option forms at least partly round or part-toroidal.

In some embodiments, menu option is disposed concentrically upon.

In some embodiments, when entering menu mode, the arrangement of hand-held scanner limits center.It then can letter Single ground selects the menu option radially arranged based on the direction that hand-held scanner is rotated.

In some embodiments, selected menu option is to enter scan pattern and scan second in jaw.

In some embodiments, interactive device includes one or more switches, button or contact.

Interactive device is preferably placed in handheld device, allows operator when plan keeps hand during scanning It holds formula equipment and keeps engaging interactive device while handheld device.

Other than scan pattern, scanner can also enter other logging modes, such as it is configurable for recording The mode of fluorescence or infrared light from tooth, such as diagnostic purposes.Then, menu may include the note other with these The relevant option of record mode.

In some embodiments, menu option include enter high definition mode, in high definition mode, system record have than The single sub- scanning for the higher spatial resolution of spatial resolution that record number 3D is used when indicating.

The present invention relates to the different aspects including system and method described above and below, and corresponding system and side Method, each system and method generate the one or more benefits and advantage for combining the first aspect description mentioned, and each system System and method all there are one or more embodiments, corresponding to combine first mention aspect description and/or in appended right Embodiment disclosed in it is required that.

Particularly, the system including scanner in mouth He at least one display that disclosed herein is a kind of, wherein can incite somebody to action The system operatio

In scan pattern, wherein scanner is configurable for the 3D geometry of record patient teeth's group in mouth；With

In menu mode, wherein the menu including one or more menu options is presented over the display, and in mouth Scanner is configured in the option provided in menu and is selected；

Wherein, scanner is suitable for being selected between modes in mouth.

Detailed description of the invention

By to the illustrative and non-limiting detailed description of the embodiment of the present invention, will be evident from referring to the drawings Above-mentioned and/or other objects, features and advantages of the invention, in which:

Fig. 1 shows the 3D beam scanner system for scanning in mouth.

Fig. 2 shows the example of menu.

Fig. 3 shows more examples of the arrangement of menu option on display.

Specific embodiment

In the following description, with reference to attached drawing, attached drawing illustrates how to implement the present invention by way of diagram.

Figure 1A shows the schematic diagram of the 3D beam scanner system for scanning in mouth.

The system has hand-held scanner 101, and the tooth of patient 102 is able to record when with scan mode operation Surface data.Control unit 103 have data processor and non-transitory computer-readable storage media, the computer can It reads to be stored with computer program product on storage medium, which has for recording from by hand-held scanner Surface data generate number 3D expression 104 instruction.The digital 3D of tooth indicates 104 displays on the display 105.

Hand-held scanner has interactive device 106, and interactive device 106 is arranged such that user can be easily accessible Interactive device is without his grasping of movement on hand-held scanner.Interactive device 106 provides the manual friendship with control unit Mutually, so that user can be with operating system by activation interactive device.Computer program product in control unit, which also has, to be used for Identification is supplied to the instruction of the activation type of interactive device or interactive device itself and can detecte the type and send out the information It is sent to control unit.

Beam scanner system can be operated at least in two modes: scan pattern and menu mode.When the activation of interactive device Enter scanner pattern when being the interaction according to the first kind, and menu mode is entered by the interaction of Second Type.

In an example of workflow, system is initially at scan pattern, and dentist prepares to start to scan lower jaw. In order to start to scan, operator applies short-press to the contact on hand-held scanner.Then hand-held scanner record sheet is used The first number 3D up to the shape of lower jaw Tooth is indicated.When dentist thinks that he has enough data for lower jaw, he is logical It crosses by lower contact and makes the contact keep down to activate menu mode.In menu mode, he is presented several options, such as " checking mode ", " next step " and " return ".Dentist can be by being rotated up handheld device in counterparty and prominent aobvious Releasing contact selects checking mode when showing " checking mode " option.

In checking mode, dentist, which can rotate the first number 3D by using hand-held scanner, to be indicated from several differences View checks that the first number 3D indicates the result to check the first scanning.If pleased oneself to result, he presses hand-held again Contact on formula scanner is to enter menu mode, and in this mode, handheld device is directed toward " next step " option and released by him Contact is put to go to the next step in scanning sequence.As dentist and ready patient, dentist of short duration can press touching Putting and starting to scan the tooth in the upper jaw is indicated with the second number 3D for recording the shape for showing these teeth.When it is recorded simultaneously When checking that the second number 3D is indicated, dentist selects " next step " option in menu again to go to record occlusion scanning.Work as tooth Cure it is of short duration by lower contact when, start occlusion scanning.

Therefore, the required digital 3D that disclosed 3D beam scanner system makes user can recorde patient teeth indicate and External equipment is engaged without physically.

Figure 1B shows the picture of scanner 101 in hand-held mouth, and wherein contact 106 is arranged such that user can be It is easily accessible while scanner is kept in the hand.User can be in side identical with that will keep scanner during scanning Formula keeps getting at contact while scanner.Some teeth in one in the jaw for showing patient in display 105 Digital 3D indicates 104.

Fig. 2 shows the screenshot capture of the menu presented on the display when system enters menu mode from system. There are five options for menu 210 shown in Fig. 2A and 2B:

1. " next step " 211 goes to the next step in scanning sequence；

" 2. return " 212, i.e., back to the previous steps in scanning sequence；

3. " HD photo " 213 records the single sub- scanning of high spatial resolution

" 4. checking mode " 214, i.e., into the mode that can check prior scans

" 5. cancellation " 215, i.e. return preceding mode.

Menu is visualized on the top that the digital 3D recorded in the first step of scanner program is indicated.When system is as closed When described in Fig. 1, enter menu mode when user keeps and presses interactive touch spot.When entering menu mode, the center of menu Part can be highlighted, and as shown in Figure 2 A, indicate the current selection for next movement.Since central part is " cancellation " Option, therefore releasing contact will make system return to its previous mode in the case where selection herein.

Other four options form ring around radially arrangement, allow user by being rotated up hand in counterparty Formula equipment is held to select desired option.For example, in order to select to continue to scan on the next step in sequence, user sweeps hand-held It retouches instrument to turn right, while keeping pressing lower contact, until highlighting " next " option (as shown in Figure 2 B).Then, user Releasing contact, to select " next " option, and scanning system is ready to start the next step in scanning sequence.

Fig. 3 shows more examples of the arrangement of the option on display in menu 310.

In figure 3 a, five menu options about Fig. 2A description are arranged concentrically, so that user rotates hand according to him The direction holding the degree of formula scanner rather than rotating selects menu option 311,312,313,314 and 315.Currently select Highlighting for option can help user to interact with control system again.

In figure 3b, identical five menu options 311,312,313,314 and 315 are arranged with cross, so that selection It is again based on the direction of movement.Other options 317,318,319 and 320 can also be added, so that option forms 3 over the display × 3 dot matrix.Other options can be for example related to other logging mode (such as fluorescence or IR scanning/imagings).

Although having been described in and showing some embodiments, but the invention is not restricted to this, but can also be in institute Otherwise implement in the range of the theme that attached claim limits.Particularly, it should be appreciated that other implementations can be used Example, and structure and function modification can be carried out without departing from the scope of the invention.

If several in these devices can be by a hardware or phase in the equipment claim for listing equipment for drying Implement with article.The thing of certain measures recorded or described in different embodiments in mutually different dependent claims Do not indicate that the combination of these measures cannot be used for benefiting in fact.

Claim can quote any preceding claims, and " any " is understood to mean that in preceding claims " any one or more ".

It is emphasized that when used in this manual, term "comprises/comprising" is for specifying the feature, whole The presence of number, step or component, but do not preclude the presence or addition of other one or more features, integer, step, component or its group Group.

The feature of method described above and below can use software realization, and can be in data processing system or by counting It is executed in other processing units caused by the execution of calculation machine executable instruction.Instruction can be program code devices, from storage Medium is loaded into memory (such as RAM) by computer network from another computer.Alternatively, described feature can With by hard-wired circuit rather than software or realize with combination of software.