CN210055951U - Dual-mode probe 3D scanning device - Google Patents
Dual-mode probe 3D scanning device Download PDFInfo
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- CN210055951U CN210055951U CN201920341933.5U CN201920341933U CN210055951U CN 210055951 U CN210055951 U CN 210055951U CN 201920341933 U CN201920341933 U CN 201920341933U CN 210055951 U CN210055951 U CN 210055951U
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Abstract
The utility model provides a dual-mode probe 3D scanning device, which comprises a probe connecting piece, a DIC butt joint component, a dual-mode slip ring, a rotary driving mechanism, a mobile platform and a mobile driving mechanism; two ends of the probe connecting piece are respectively connected with the dual-mode probe and the DIC butt joint component, and the DIC butt joint component is connected with the dual-mode slip ring; the double-mode probe comprises an inner core pipe, the probe connecting piece is provided with a movable probe inner core connecting piece which is matched and connected with the DIC butt joint component, and the probe inner core connecting piece is connected with the inner core pipe; the rotary driving mechanism drives the DIC docking component and the probe connecting piece to rotate together, and the moving driving mechanism drives the DIC docking component and the probe core connecting piece to move, so that the dual-mode probe is driven to move. Adopt the technical scheme of the utility model, adopt a 3D scanning device, integrate two kinds of signals of OCT and IVUS, realize the 3D scanning and the synchro control of probe, make the data that obtain more accurate.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, especially, relate to a bimodulus probe 3D scanning device.
Background
At present, endoscopic imaging technology is widely applied to image diagnosis and image-guided therapy in multiple fields of cardiovascular and cerebrovascular systems, digestive tracts, urinary systems, respiratory tracts and the like, and the inspection precision of diseases is greatly promoted. The intravascular imaging technology integrates optical or ultrasonic imaging elements in a catheter to extend into a blood vessel for imaging, can acquire the geometric structural form of the blood vessel tissue, and becomes a 'gold standard' for diagnosis and treatment evaluation of intravascular lesions. Common intravascular imaging techniques include intravascular ultrasound Imaging (IVUS) and Optical Coherence Tomography (OCT). The IVUS can realize ultra-large depth imaging from several millimeters to several centimeters and obtain integral structure image information of biological tissues or organs because the tissues have extremely small scattering and attenuation to the ultrasound and have extremely good penetrating capability to the biological tissues. However, the ultrasonic imaging technology has low image resolution, cannot obtain a fine structure of a tissue, and has insufficient diagnostic capability for fine changes of early lesions of the tissue. The optical imaging technology, particularly the OCT technology and other technologies, can obtain an image resolution 10 to 100 times higher than that of the ultrasound technology by using an optical focusing means, can obtain a fine structure of a tissue, and can clearly find early changes of the tissue, but the imaging depth of 1 to 2 millimeters can only be realized by using the optical focusing imaging method, and the overall structural characteristics of a diseased tissue cannot be obtained. Therefore, the ultrasonic technology and the optical imaging technology have obvious complementary advantages, and the development of the ultrasonic and optical combined dual-mode imaging technology is a trend. In the prior art, independent OCT probe 3D scanning and independent IVUS 3D scanning exist, but a 3D scanning mode of integrating OCT signals and IVUS signals is lacked, so that synchronous control is difficult to carry out.
SUMMERY OF THE UTILITY MODEL
To above technical problem, the utility model discloses a bimodulus probe 3D scanning device adopts the 3D scanning mode of a mechanism just integrating two kinds of signals of OCT and IVUS, realizes synchro control.
To this end, the utility model discloses a technical scheme do:
a dual-mode probe 3D scanning device comprises a probe connector, DIC (Drive and imaging controllers) docking components, a dual-mode slip ring, a rotary driving mechanism, a moving platform and a moving driving mechanism; one end of the probe connecting piece is connected with the dual-mode probe, the other end of the probe connecting piece is connected with one end of the DIC butt joint component, and the other end of the DIC butt joint component is connected with the dual-mode slip ring;
the dual-mode probe comprises an inner core tube, an optical fiber and a conducting wire are arranged in the inner core tube, the probe connecting piece is provided with a movable probe inner core connecting piece which is matched and connected with the DIC butt joint component, and the inner core tube is connected with the probe inner core connecting piece;
the rotation driving mechanism is connected with the DIC docking component and drives the DIC docking component and the probe connecting piece connected with the DIC docking component to rotate together, the mobile platform is connected with the dual-mode sliding ring and the rotation driving mechanism, and the mobile driving mechanism drives the DIC docking component, the dual-mode sliding ring, the rotation driving mechanism and the probe inner core connecting piece to move so as to drive the dual-mode probe to move.
By adopting the technical scheme, the probe connecting piece is inserted into the DIC butt joint component to realize the intercommunication of photoelectric scanning signals of the probe, and the DIC butt joint component is connected with the host through the dual-mode slip ring to realize the intercommunication of the photoelectric signals. When the probe needs to rotate, the rotation driving mechanism drives the DIC docking component and the probe connecting piece to rotate together, and 360-degree scanning of the probe is achieved; when the probe needs to move, the movement driving mechanism drives the DIC butt joint component to move, drives the probe core connecting piece connected with the movement driving mechanism to move and then do linear pull-back motion, drives the probe to do pull-back motion, and combines rotary scanning and pull-back scanning to realize 3D scanning. The double-mode slip ring is a slip ring containing optical signal and electric signal transmission.
As a further improvement of the present invention, an electrical signal connector and an optical fiber connector are provided in the probe core connector, and the DIC docking member is provided with an electrical connector matched with the electrical signal connector and an optical connector matched with the optical fiber connector.
As a further improvement of the present invention, the dual-mode slip ring comprises a rotor end and a stator end, the rotor end is provided with a connecting wire, a connecting optical fiber and a tail optical fiber collimator, the electrical connector is connected with the connecting wire, and the optical connector is connected with the connecting optical fiber; the rotor end is communicated with an electrode of the stator end to transmit an electric signal, the stator end is provided with a stator tail fiber collimator, and the tail fiber collimator is aligned with the stator tail fiber collimator in a collimating manner to transmit an optical signal.
Furthermore, the rotor end is conducted with an electrode of the stator end through an electric brush or an electromagnetic rotary joint to perform signal transmission.
As a further improvement of the utility model, the signal of telecommunication connector is female seat of connector, the electric connector is public seat of connector, when probe connector and DIC butt joint component cooperate, female seat of connector is connected with the public seat of connector, fiber connector is connected with optical connector for signal of telecommunication and light signal intercommunication make DIC butt joint component and probe core connecting piece fixed connection.
As a further improvement of the utility model, the DIC butt joint component includes the butt joint ring and the butt joint sleeve of being connected with public seat of connector, optical connector, and the butt joint sleeve is located the butt joint intra-annular, form the butt joint mounting groove between butt joint ring and the butt joint sleeve, the shape of probe kernel connecting piece appearance and butt joint mounting groove matches, the middle part of the probe kernel connecting piece that female seat of connector and fiber connector are located.
As a further improvement of the present invention, the rotation driving mechanism includes a synchronizing wheel and a rotation driving motor connected to the DIC docking member, and the rotation driving motor is connected to the synchronizing wheel through a synchronizing belt.
As a further improvement of the utility model, the synchronizing wheel is located between DIC butt joint component, bimodulus sliding ring.
Further, the rotary driving mechanism can be realized in a form of expanding to a gear transmission and the like.
As a further improvement of the utility model, the probe connector comprises a shell, and the probe core connector is movably connected with the shell.
As a further improvement, the dual-mode probe 3D scanning device comprises a DIC shell, a fixed platform is arranged in the DIC shell, and the mobile platform is located the fixed platform.
As a further improvement, the DIC fixing part of spacing fixed shell is arranged on the opposite side of the DIC shell with the probe connector, the DIC butt joint component is arranged in the DIC fixing part, and the shell is detachably connected with the DIC fixing part. When the probe core connector is butted with the DIC butting component, the DIC fixing piece is fixedly connected with the shell to fix the shell, so that the probe core connector and the DIC butting component can move together conveniently.
As a further improvement of the utility model, the shell is equipped with and pushes away button, rocker and bolt, the bolt inwards extends towards probe core connecting piece, push away the button and pass through rocker and latch connection, drive the bolt up-and-down motion through the rocker, make it insert or contact probe core connecting piece or rather than the separation. By adopting the technical scheme, before the probe connector is butted with the DIC butting component, the push button is pushed, the pin is inserted into or props against the probe core connector through the rocker, namely, the probe core connector is fixed, so that accurate butting with the DIC butting component is facilitated; after the two are butted, the push button is pushed in the opposite direction, and the rocker drives the bolt to move upwards to be separated from the probe core connecting piece.
Furthermore, the rocker is V-shaped, or the rocker is in a lever structure.
As a further improvement of the present invention, the mobile platform comprises a slide rail; the mobile platform comprises a supporting platform connected with the sliding rail in a sliding mode, and the supporting platform is connected with the DIC docking component, the dual-mode slip ring and the rotary driving mechanism.
As a further improvement of the present invention, the mobile platform includes a first slide rail and a second slide rail; the DIC butt joint component and the dual-mode slip ring are respectively connected with the first sliding rail in a sliding mode, and the rotary driving mechanism is connected with the second sliding rail in a sliding mode.
As a further improvement of the utility model, moving platform includes the brace table with first slide rail and second slide rail sliding connection, the brace table is equipped with first fixing base, second fixing base and third fixing base, first fixing base docks the component with the DIC and is connected, the second fixing base is connected with the bimodulus sliding ring, the third fixing base is connected with rotary driving mechanism.
As a further improvement, the movable driving mechanism comprises a movable driving motor and a lead screw, the movable driving motor is connected with the lead screw, and the lead screw is connected with the supporting table through a slider.
Further, the movement driving mechanism can be driven by a driving motor through a synchronous belt synchronous wheel, and an optical axis is used as a movement guide rail.
Compared with the prior art, the beneficial effects of the utility model are that:
by adopting the technical scheme of the utility model, a 3D scanning device is adopted, two signals of OCT and IVUS are integrated, 3D scanning and synchronous control of the probe are realized, and the obtained data is more accurate; the whole device is simple in structure, convenient to operate and high in reliability.
Drawings
Fig. 1 is a schematic structural diagram of the dual-mode probe 3D scanning device of the present invention.
Fig. 2 is an exploded schematic view of the dual-mode probe 3D scanning device of the present invention.
Fig. 3 is a schematic cross-sectional view of a docking structure of a probe connector and a DIC docking member according to an embodiment of the present invention.
Figure 4 is a schematic diagram of a probe connector and a DIC docking member of an embodiment of the present invention ready for docking.
Fig. 5 is a schematic structural diagram of a docking of a probe connector and a DIC docking member according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a moving state of the mobile platform according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a probe connector according to an embodiment of the present invention.
Fig. 8 is a schematic cross-sectional structure diagram of the butt joint of the probe connector according to the embodiment of the present invention.
Figure 9 is a close-up view of a probe connector and a DIC docking member according to an embodiment of the present invention.
Fig. 10 is a schematic structural view of a DIC fixture according to an embodiment of the present invention.
Fig. 11 is a schematic structural diagram of a probe connector according to an embodiment of the present invention.
The reference numerals include: 1-probe connecting piece, 2-DIC butt joint component, 3-dual-mode slip ring, 4-rotary driving mechanism, 5-moving platform, 6-moving driving mechanism, 7-fixed platform, 8-inner nuclear tube, 9-DIC fixing piece and 10-dual-mode probe;
11-shell, 12-probe core connecting piece, 13-coaxial connector female seat, 14-optical fiber connector, 15-probe structural piece, 16-clamping groove, 17-push button, 18-rocker and 19-bolt;
20-DIC housing, 21-coaxial connector male, 22-optical connector, 23 snap;
41-synchronous wheel, 42-synchronous belt, 43-rotary driving motor;
51-a support table, 52-a first slide rail, 53-a second slide rail, 54-a slide block, 55-a first fixed seat, 56-a second fixed seat, 57-a third fixed seat;
61-moving driving motor, 62-screw rod.
Detailed Description
Preferred embodiments of the present invention are described in further detail below.
Example 1
As shown in fig. 1 to 6, a dual-mode probe 3D scanning device includes a probe connector 1, a DIC docking member, a dual-mode slip ring 3, a rotation driving mechanism 4, a moving platform 5, and a moving driving mechanism 6; one end of the probe connecting piece 1 is connected with the dual-mode probe 10, the other end of the probe connecting piece 1 is connected with one end of the DIC butt joint component 2, and the other end of the DIC butt joint component 2 is connected with the dual-mode slip ring 3.
The dual-mode probe 10 comprises an inner core tube 8, an optical fiber and a conducting wire are arranged in the inner core tube 8, the probe connecting piece 1 is provided with a probe inner core connecting piece 12 which is movable and is in matched connection with the DIC butt joint component 2, and the inner core tube 8 is connected with the probe inner core connecting piece 12.
The rotation driving mechanism 4 is connected with the DIC docking component 2, drives the DIC docking component 2 and the probe connecting piece 1 connected with the DIC docking component to rotate together, the moving platform 5 is connected with the dual-mode sliding ring 3 and the rotation driving mechanism 4, and the moving driving mechanism 6 drives the DIC docking component 2, the dual-mode sliding ring 3, the rotation driving mechanism 4 and the probe inner core connecting piece 12 to move, so that the dual-mode probe 10 is driven to move.
Further, the rotation driving mechanism 4 includes a timing wheel 41 connected to the DIC docking member 2 and a rotation driving motor 43, and the rotation driving motor 43 is connected to the timing wheel 41 through a timing belt 42. The synchronizing wheel 41 is located between the DIC docking member 2 and the dual mode slip ring 3.
The probe connector 1 comprises a shell 11, and the probe core connector 12 is movably connected with the shell 11. The dual-mode probe 3D scanning device comprises a fixed table 7, and the mobile platform 5 is positioned on the fixed table 7.
Further, the moving platform 5 includes a first slide rail 52, a second slide rail 53, and a support platform 51 slidably connected to the first slide rail 52 and the second slide rail 53. The mobile platform 5 includes the support platform 51, and is provided with a first fixed seat 55, a second fixed seat 56, and a third fixed seat 57, the first fixed seat 55 is connected to the DIC docking member 2, the second fixed seat 56 is connected to the dual-mode slip ring 3, and the third fixed seat 57 is connected to the rotation driving mechanism 4. The moving driving mechanism 6 comprises a moving driving motor 61 and a screw rod 62, the moving driving motor 61 is connected with the screw rod 62, the screw rod 62 is connected with the support table 51 through a slide block 54, and the slide block 54 is driven to slide along the first slide rail 52 and the second slide rail 53.
Further, an electrical signal connector and an optical fiber connector 14 are arranged in the probe core connecting piece 12, and the DIC docking component 2 is provided with an electrical connector matched with the electrical signal connector and an optical connector 22 matched with the optical fiber connector 14. The dual-mode slip ring 3 comprises a rotor end and a stator end, the rotor end is provided with a connecting lead, a connecting optical fiber and a tail fiber collimator, the electric connector is connected with the connecting lead, and the optical connector 22 is connected with the connecting optical fiber; the rotor end carries out signal transmission with the stator end through an electric brush or an electromagnetic rotary joint, the stator end is provided with a stator tail fiber collimator, and the tail fiber collimator is aligned with the stator tail fiber collimator in a collimating mode to transmit optical signals.
Specifically, as shown in fig. 7 to 9, the electrical signal connector is a coaxial connector female socket 13, the electrical connector is a coaxial connector male socket 21, when the probe connector 1 is in butt-joint fit with the DIC docking member 2, the coaxial connector female socket 13 is connected with the coaxial connector male socket 21, the optical fiber connector 14 is connected with the optical connector 22, and the DIC docking member 2 and the probe core connector 12 may be connected in an interference fit manner, so that the electrical signal and the optical signal are communicated, and the DIC docking member 2 and the probe core connector 12 are fixedly connected. Further, the probe core connector 12 includes a probe structure 15, and the probe structure 15 fixes the coaxial connector female socket 13 and the optical fiber connector 14.
Further, the DIC docking component comprises a docking ring and a docking sleeve connected with the coaxial connector male socket and the optical connector, the docking sleeve is located in the docking ring, a docking installation groove is formed between the docking ring and the docking sleeve, the shape of the probe core connecting piece is matched with that of the docking installation groove, and the coaxial connector female socket and the optical fiber connector are located in the middle of the probe core connecting piece.
By adopting the technical scheme, the probe connecting piece 1 is inserted into the DIC butt joint component 2 to realize the intercommunication of photoelectric scanning signals of the probe, and the DIC butt joint component 2 is connected with a host through the dual-mode slip ring 3 to realize the intercommunication of photoelectric signals. When the probe needs to rotate, the rotation driving mechanism 4 drives the DIC docking component 2 and the probe connecting piece 1 to rotate together, and 360-degree scanning of the probe is realized; when the probe needs to move, the movement driving mechanism 6 drives the DIC docking component 2 to move, drives the probe core connecting piece 12 connected with the movement driving mechanism to move and then do linear pull-back movement, drives the probe to do pull-back movement, and combines rotary scanning and pull-back scanning to realize 3D scanning.
Example 2
On the basis of the embodiment 1, as shown in fig. 8, 10 and 11, the dual mode probe 3D scanning device comprises a DIC housing 20, and the fixed table 7 is located in the DIC housing 20. The DIC shell is characterized in that a DIC fixing piece 9 for limiting and fixing a shell 11 is arranged on one side, opposite to the probe connecting piece 1, outside the DIC shell 20, the DIC butt joint component 2 is located in the DIC fixing piece 9, and the shell 11 is detachably connected with the DIC fixing piece 9. Further, the housing 11 is provided with a clamping groove 16, the DIC fixing member 9 is provided with a buckle 23, and when the probe connector 1 is inserted into the DIC fixing member 9, the buckle 23 of the DIC fixing member 9 is screwed into the clamping groove 16 for fixing.
Further, as shown in fig. 8, the housing 11 is provided with a push button 17, a rocker 18 and a latch 19, the latch 19 extends inward toward the probe core connecting piece 12, the push button 17 is connected with the latch 19 through the rocker 16, and the push button 17 drives the latch 19 to move up and down through the rocker 16, so that the push button is inserted into or abutted against the probe core connecting piece 12 or separated from the probe core connecting piece 12. By adopting the technical scheme, before the probe connector 1 is butted with the DIC butting component 2, the push button 17 is pushed, the pin 19 is inserted into or props against the probe core connector 12 through the rocker 18, namely, the probe core connector 12 is fixed, so that accurate butting with the DIC butting component 2 is facilitated; after the two are butted, the push button 17 is pushed in the opposite direction, the rocker 18 drives the bolt 19 to move upwards to be separated from the probe core connecting piece 12, and the operation is more convenient.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (10)
1. A dual-mode probe 3D scanning device is characterized in that: the dual-mode sliding ring type DIC docking mechanism comprises a probe connecting piece, a DIC docking component, a dual-mode sliding ring, a rotary driving mechanism, a moving platform and a moving driving mechanism; one end of the probe connecting piece is connected with the dual-mode probe, the other end of the probe connecting piece is connected with one end of the DIC butt joint component, and the other end of the DIC butt joint component is connected with the dual-mode slip ring;
the dual-mode probe comprises an inner core tube, an optical fiber and a conducting wire are arranged in the inner core tube, the probe connecting piece is provided with a movable probe inner core connecting piece which is matched and connected with the DIC butt joint component, and the inner core tube is connected with the probe inner core connecting piece;
the rotation driving mechanism is connected with the DIC docking component and drives the DIC docking component and the probe connecting piece connected with the DIC docking component to rotate together, the mobile platform is connected with the dual-mode sliding ring and the rotation driving mechanism, and the mobile driving mechanism drives the DIC docking component, the dual-mode sliding ring, the rotation driving mechanism and the probe inner core connecting piece to move so as to drive the dual-mode probe to move.
2. The dual mode probe 3D scanning device of claim 1, wherein: an electric signal connector and an optical fiber connector are arranged in the probe inner core connecting piece, and the DIC butt joint component is provided with an electric connector matched with the electric signal connector and an optical connector matched with the optical fiber connector; the dual-mode slip ring comprises a rotor end and a stator end, wherein the rotor end is provided with a connecting lead, a connecting optical fiber and a tail fiber collimator, the electric connector is connected with the connecting lead, and the optical connector is connected with the connecting optical fiber; the rotor end carries out signal transmission with the stator end through an electric brush or an electromagnetic rotary joint, the stator end is provided with a stator tail fiber collimator, and the tail fiber collimator is aligned with the stator tail fiber collimator in a collimating mode to transmit optical signals.
3. The dual mode probe 3D scanning device of claim 2, wherein: the electrical signal connector is a female connector seat, the electrical connector is a male connector seat, when the probe connecting piece is matched with the DIC butt joint component, the female connector seat is connected with the male connector seat, and the optical fiber connector is connected with the optical connector, so that electrical signals and optical signals are communicated, and the DIC butt joint component is fixedly connected with the probe core connecting piece.
4. The dual mode probe 3D scanning device of claim 1, wherein: the rotation driving mechanism comprises a rotation driving motor and a synchronizing wheel connected with the DIC butt joint component, and the rotation driving motor is connected with the synchronizing wheel through a synchronous belt.
5. The dual mode probe 3D scanning device of claim 4, wherein: the synchronizing wheel is located between the DIC docking component and the dual-mode slip ring.
6. The dual mode probe 3D scanning device of claim 1, wherein: the probe connecting piece comprises a shell, and the probe core connecting piece is movably connected with the shell.
7. The dual mode probe 3D scanning device of claim 6, wherein: the DIC butt joint component is positioned in the DIC fixing piece, and the shell is detachably connected with the DIC fixing piece.
8. The dual mode probe 3D scanning device of claim 6, wherein: the shell is provided with a push button, a rocker and a bolt, and the bolt extends inwards to face the probe core connecting piece; the push button is connected with the bolt through the rocker, and the bolt is driven to move up and down through the rocker so as to be inserted into or contacted with or separated from the probe core connecting piece.
9. The dual mode probe 3D scanning device of any of claims 1-8, wherein: the mobile platform comprises a slide rail; the mobile platform comprises a supporting platform connected with the sliding rail in a sliding mode, the supporting platform is provided with a first fixed seat, a second fixed seat and a third fixed seat, the first fixed seat is connected with the DIC butt joint component, the second fixed seat is connected with the dual-mode sliding ring, and the third fixed seat is connected with the rotary driving mechanism.
10. The dual mode probe 3D scanning device of claim 9, wherein: the moving driving mechanism comprises a moving driving motor and a screw rod, the moving driving motor is connected with the screw rod, and the screw rod is connected with the supporting table through a sliding block.
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| CN201920341933.5U CN210055951U (en) | 2019-03-18 | 2019-03-18 | Dual-mode probe 3D scanning device |
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| CN201920341933.5U CN210055951U (en) | 2019-03-18 | 2019-03-18 | Dual-mode probe 3D scanning device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109846445A (en) * | 2019-03-18 | 2019-06-07 | 深圳英美达医疗技术有限公司 | A kind of bimodulus probe 3D scanning means |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109846445A (en) * | 2019-03-18 | 2019-06-07 | 深圳英美达医疗技术有限公司 | A kind of bimodulus probe 3D scanning means |
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