CN220801099U - Probe positioning device for navigation - Google Patents
Probe positioning device for navigation Download PDFInfo
- Publication number
- CN220801099U CN220801099U CN202322103803.7U CN202322103803U CN220801099U CN 220801099 U CN220801099 U CN 220801099U CN 202322103803 U CN202322103803 U CN 202322103803U CN 220801099 U CN220801099 U CN 220801099U
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- Prior art keywords
- probe
- positioning device
- navigation
- handle
- calibration
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- 239000000523 sample Substances 0.000 title claims abstract description 162
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 238000001356 surgical procedure Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000000399 orthopedic effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Abstract
The utility model discloses a probe positioning device for navigation, which relates to the technical field of medical appliances and comprises: the probe handle is provided with a probe jack, a grip, a reflecting ball, a Bluetooth transmitter and a control button; the Bluetooth transmitter is electrically connected with the control button; the grip is fixedly connected with the probe handle and is arranged close to the control button; the reflecting ball is detachably connected with the probe handle; and the probe is detachably connected with the probe jack. Through the setting, a user can select to collect the calibrated position information through the control button, can also select to delete the last collected position information, and can transmit the collection signal of the control button to the locator through the Bluetooth transmitter, so that the user can control the error of collection, delete the wrong calibration point, reduce the problem of excessive calibration points caused by the error, and further enable the calibration to be more accurate.
Description
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to a probe positioning device for navigation.
Background
The design thinking of the orthopedic surgery robot is to plan a surgery path by utilizing imaging data before/during surgery of a patient and guide a doctor to complete surgery along the planned surgery path through the guiding function of a mechanical arm, so to speak, one important function of the orthopedic surgery navigation positioning system is navigation and positioning.
In the conventional technology, when a user collects position information of an object to be measured through a probe positioning device, an error calibration point is often generated due to errors, and the calibration point and other calibration points are displayed together in a positioning system, so that the positioning accuracy is affected, and meanwhile, the user is also disturbed.
Disclosure of utility model
The utility model aims to solve at least one problem in the background art and provides a probe positioning device for navigation.
In order to achieve the above object, a navigation probe positioning device according to the present utility model includes:
The probe handle is provided with a probe jack, a grip, a reflecting ball, a Bluetooth transmitter and a control button; the Bluetooth transmitter is electrically connected with the control button; the grip is fixedly connected with the probe handle and is arranged close to the control button; the reflecting ball is detachably connected with the probe handle;
And the probe is detachably connected with the probe jack.
Preferably, the control buttons include a calibration button and a cancel button.
Preferably, the probe handle is further provided with a positioning pin, and the positioning pin is radially connected with the probe jack;
The probe is axially connected with the probe jack through the locating pin.
Preferably, the probe comprises a straight cylindrical needle body, the probe end of which is provided as a tip.
Preferably, the straight tubular needle body is provided with a plurality of clamping grooves matched with the positioning pins.
Preferably, the calibration button and the cancel button are respectively arranged at two sides of the probe handle.
Preferably, the reflecting ball is detachably connected with the probe handle through a threaded ball column.
Preferably, the reflective ball is identifiable by a camera.
Preferably, an axial compression spring is arranged in the probe jack, one end of the compression spring is abutted against the bottom of the probe jack, and the other end is abutted against the non-probe end of the probe.
Preferably, a compression spring is arranged in the axial direction of the positioning pin, one end of the compression spring abuts against the limiting part of the positioning pin, and the other end of the compression spring abuts against the side wall of the probe insertion hole.
Based on the above, the utility model has the beneficial effects that:
1. According to the scheme, the positioning device comprises the probe handle, the Bluetooth transmitter and the control button which are arranged on the probe handle, and the probe which is inserted into the probe handle, when a user performs calibration on an object to be tested through the probe, the user can confirm the calibration or cancel the position information of the last calibration through the control button, and the calibration and cancellation calibration signals can be transmitted to the positioning device through the Bluetooth transmitter, so that the user can control the acquisition error, the excessive calibration points caused by the error are reduced, and the calibration accuracy is ensured;
2. According to the scheme of the utility model, the probe handle is further provided with the locating pin, and after the probe is inserted into the probe handle through the probe jack, a user can lock the probe in the probe jack through the locking locating pin, so that the probe cannot be moved out when in use;
3. According to the scheme provided by the utility model, the probe end of the probe is set to be the tip, so that the contact point between the probe and an object to be measured is smaller, the contact position is more accurate, and the measured coordinates are more accurate.
Drawings
FIG. 1 schematically illustrates a perspective view of a navigation probe positioning device according to an embodiment of the present utility model;
FIG. 2 schematically illustrates a perspective view of a probe handle according to one embodiment of the present utility model;
FIG. 3 schematically illustrates a top view of a probe handle according to one embodiment of the present utility model;
Description of the drawings: probe handle 10, probe jack 101, grip 102, light reflecting ball 103, bluetooth transmitter 20, control button 30, calibration button 301, cancel button 302, probe 40, and locating pin 50.
Detailed Description
The present disclosure will now be discussed with reference to exemplary embodiments. It should be understood that the embodiments discussed are merely to enable those of ordinary skill in the art to better understand and thus practice the teachings of the present utility model and do not imply any limitation on the scope of the utility model.
As used herein, the term "comprising" and variants thereof are to be interpreted as meaning "including but not limited to" open-ended terms. The term "based on" is to be interpreted as "based at least in part on". The terms "one embodiment" and "an embodiment" are to be interpreted as "at least one embodiment.
Fig. 1 schematically shows a perspective view of a navigation probe positioning device according to an embodiment of the present utility model, fig. 2 schematically shows a perspective view of a probe handle according to an embodiment of the present utility model, fig. 3 schematically shows a top view of a probe handle according to an embodiment of the present utility model, and as shown in fig. 1 to 3, a navigation probe positioning device according to the present utility model includes:
A probe handle 10 on which a probe insertion hole 101, a grip 102, a light reflecting ball 103, a Bluetooth transmitter 20 and a control button 30 are provided;
The bluetooth transmitter 20 is electrically connected with the control button 30;
Grip 102 is fixedly connected to probe handle 10 and is disposed adjacent to control button 30;
the reflecting ball 103 is detachably connected with the probe handle 10;
the probe 40 is detachably connected to the probe insertion hole 101.
In the prior art, the probe positioning device performs position calibration on an object to be detected through the probe, but in the use process of a user, error calibration is often performed due to errors, and error calibration points are displayed in a positioning system together, so that the overall measurement accuracy is affected.
According to the utility model, the Bluetooth transmitter 20 and the control button 30 are arranged on the probe handle 10, the Bluetooth transmitter 20 is electrically connected with the control button 30, when a user uses the probe, the user can collect the position information of the probe 40 by pressing the control button 30 or cancel the position information collected last time, and the collection and cancellation signals are received by the Bluetooth transmitter 20 and transmitted to a peripheral positioning system, so that the position calibration is realized or the last position calibration is cancelled, and the positioning operation is completed.
The whole device can enable a user to independently control calibration, further can control the error degree of acquisition, reduces excessive phenomena of calibration points caused by error acquisition, and can enable the device calibration to be more accurate.
Further, a probe insertion hole 101 is provided in the probe handle 10;
The probe 40 is inserted into the probe insertion hole 101, and the probe 40 is detachably connected to the probe insertion hole 101.
The outer contour of the probe jack 101 is matched with the outer contour of the probe 40, and when the probe jack is installed, the probe 40 is in interference fit with the probe jack 101, so that the stability of the probe 40 is improved, the probe is not easy to slide, and the positioning operation is affected.
Further, a grip 102 is provided on the probe handle 10, the grip 102 is fixedly connected to the probe handle 10, and friction stripes are provided on the grip 102.
The grip 102 is disposed at the bottom of the probe handle 10 and is disposed at a position perpendicular to the plane of the control buttons 30, and when a user holds the grip 102, the control buttons 30 disposed at two sides are easier for the user to touch, so that the user can use the probe handle conveniently.
Meanwhile, the grip 102 is preferably arc-shaped, which is ergonomic, so that the user can hold the grip comfortably, and of course, the grip 102 can be provided in other shapes.
The friction stripes are arranged on the grip 102, so that the friction force between a user and the grip 102 can be further increased, the user can hold the device more firmly, and the calibration is more accurate.
Meanwhile, the grip 102 is arranged close to the control button 30, so that when a user performs calibration, the hand which is used for gripping the grip 102 can touch the control button 30 without moving fingers, and further the calibration operation and the calibration cancellation operation are realized, the other hand of the user is liberated, and other operations such as the measurement end of the hand positioning device can be performed.
Further, a reflective sphere 103 is provided on the probe handle 10, and the reflective sphere 103 is used for establishing a basic coordinate system.
Specifically, as shown in fig. 2, four light reflecting balls 103 are provided on the probe handle 10, which are located in the respective extending directions of the probe handle 10, but the shape of the probe handle 10 is not unique, and various shapes of handles may be provided, and therefore, the positions and the number of the light reflecting balls 103 are not limited, any positions of the probe handle 10 may be provided, and the number may be set to 3 or other.
The probe handle 10 is used for the hand-held operation of a user, the reflecting ball 103 is used for identifying a binocular camera on a positioning system, and is used for establishing a basic coordinate system, and when the probe head of the probe 40 is contacted with an object to be measured, the position information of the probe can be calculated according to the basic coordinate system.
Further, the control buttons 30 include a calibration button 301 and a cancel button 302.
Specifically, the calibration button 301 and the cancel button 302 are respectively disposed on two sides of the probe handle 10, and the calibration button 301 and the cancel button 302 may be disposed on the same side of the probe handle 10;
The calibration button 301 and the cancel button 302 are respectively provided with a pipeline which is separately connected with the Bluetooth transmitter 20, the calibration button and the cancel button are not mutually influenced, and the connecting pipeline is arranged in the probe handle 10.
When the calibration is performed, the user can calibrate the position information of the probe of the current probe 20 by pressing the calibration button 301, and when the probe 20 moves to the next calibration position, the user can calibrate the calibration point by pressing the calibration button 301; when the user feels that the last calibration point is wrong, the position information of the last calibration can be cancelled by pressing the cancel button 302, so that the position information transmitted to the positioner by the bluetooth transmitter 20 is the correct calibration point, and the calibration accuracy can be improved.
Further, a positioning pin 50 is further provided on the probe handle 10, and the positioning pin 50 is radially connected to the probe insertion hole 101.
Specifically, a positioning pin insertion hole is provided on the probe handle 10, which is disposed perpendicular to the probe insertion hole 101, and penetrates the probe insertion hole 101;
After the probe 40 is inserted into the probe insertion hole 101, the positioning pin 50 is inserted through the positioning pin insertion hole, so that the positioning pin 50 is abutted against the probe 40, and the positioning pin 50 locks the probe 40, so that the probe 40 cannot move when the positioning device is used, and the positioning operation is ensured.
Further, the probe 40 includes a straight cylindrical needle body, and a probe end of the needle body is provided as a tip.
By the arrangement, the tip shape of the probe 40 can be smaller, so that the contact position of the probe 40 and an object to be measured is more accurate, and the measured coordinates are more accurate.
Further, a plurality of clamping grooves matched with the positioning pins 50 are formed in the straight cylindrical needle body.
By the arrangement, when the positioning pin 50 is inserted into the probe 40 through the positioning pin insertion hole, the positioning pin 50 can be further inserted into the clamping groove, so that the positioning pin 50 can be better locked on the probe 40.
Further, the light reflecting ball 103 is detachably connected with the probe handle 10 through a threaded ball post.
The probe handle 10 is provided with a plurality of through holes, the threaded ball column is in threaded connection with the through holes, and meanwhile the reflecting ball 103 is in threaded connection with the threaded ball column, so that the fixing of the reflecting ball 103 is realized.
Further, an axial compression spring is disposed within the probe receptacle 101 with one end thereof abutting the bottom of the probe receptacle 101 and the other end abutting the non-probe end of the probe 40.
So configured, the compression spring is capable of cushioning the probe 40 to prevent damage to the probe 40 caused by direct contact of its non-probe end with the probe receptacle 101.
Meanwhile, a compression spring is arranged in the axial direction of the positioning pin 50, one end of the compression spring abuts against the limiting part of the positioning pin 50, and the other end of the compression spring abuts against the side wall of the probe insertion hole 101, so that the positioning pin 50 is conveniently taken out.
In summary, according to the scheme of the present utility model, the bluetooth transmitter 20 and the control button 30 are disposed on the probe handle 10, the control button 30 includes the calibration button 301 and the cancel button 302, when the user performs calibration, after the probe 40 contacts with the object to be measured, the user can transmit the calibration signal to the bluetooth transmitter 20 by pressing the calibration button 301, the bluetooth transmitter 20 sends the calibration signal to the positioner, so that the positioner performs calibration on the position of the probe 40 where the probe is located, and meanwhile, if the user feels that the last calibration point is wrong, the cancel button 302 can be pressed, the bluetooth transmitter 20 receives the signal and then transmits the signal to the positioner, and the positioner receives and cancels the deletion of the last calibration position information.
The above description is only illustrative of the preferred embodiments of the present application and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the application referred to in the present application is not limited to the specific combinations of the technical features described above, but also covers other technical features formed by any combination of the technical features described above or their equivalents without departing from the inventive concept. Such as the above-mentioned features and the technical features disclosed in the present application (but not limited to) having similar functions are replaced with each other.
It should be understood that, the sequence numbers of the steps in the summary and the embodiments of the present invention do not necessarily mean the order of execution, and the execution order of the processes should be determined by the functions and the internal logic, and should not be construed as limiting the implementation process of the embodiments of the present invention.
Claims (10)
1. A navigation probe positioning device, comprising:
The probe handle is provided with a probe jack, a grip, a reflecting ball, a Bluetooth transmitter and a control button; the Bluetooth transmitter is electrically connected with the control button; the grip is fixedly connected with the probe handle and is arranged close to the control button; the reflecting ball is detachably connected with the probe handle;
and the probe is arranged in the probe jack, and the probe end of the probe is exposed out of the probe jack.
2. A navigational probe positioning device according to claim 1, wherein said control buttons comprise a calibration button and a cancel button.
3. A navigation probe positioning device according to claim 1, wherein,
The probe handle is also provided with a positioning pin which is radially connected with the probe jack; the probe is axially connected with the probe jack through the locating pin.
4. A navigation probe positioning device according to claim 3, wherein the probe comprises a straight barrel-shaped needle with a tip end provided as a tip.
5. The navigation probe positioning device according to claim 4, wherein the straight tubular needle body is provided with a plurality of clamping grooves matched with the positioning pins.
6. A navigation probe positioning device according to claim 2, wherein the calibration button and the cancel button are provided on both sides of the probe handle, respectively.
7. The navigation probe positioning device of claim 1, wherein the reflective ball is detachably connected to the probe handle by a threaded ball post.
8. The navigation probe positioning device of claim 7, wherein the reflective ball is identifiable by a camera.
9. A navigation probe positioning device according to claim 3, wherein an axial compression spring is provided in the probe socket, one end of the compression spring bearing against the bottom of the probe socket and the other end bearing against the non-probe end of the probe.
10. A navigation probe positioning device according to claim 3, wherein the positioning pin is provided with a compression spring in an axial direction, one end of the compression spring abuts against a stopper portion of the positioning pin, and the other end abuts against a side wall of the probe insertion hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322103803.7U CN220801099U (en) | 2023-08-07 | 2023-08-07 | Probe positioning device for navigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322103803.7U CN220801099U (en) | 2023-08-07 | 2023-08-07 | Probe positioning device for navigation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220801099U true CN220801099U (en) | 2024-04-19 |
Family
ID=90671838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322103803.7U Active CN220801099U (en) | 2023-08-07 | 2023-08-07 | Probe positioning device for navigation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220801099U (en) |
-
2023
- 2023-08-07 CN CN202322103803.7U patent/CN220801099U/en active Active
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