CN208611614U - A kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system - Google Patents
A kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system Download PDFInfo
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Abstract
The utility model relates to a kind of ultrasonic probe control devices in MRI-pHIFU thermal therapy system, including bed body connecting plate, the driving bed body and work bed body being fixed on bed body connecting plate, it is equipped with probe terminal pad in operation bed body and carries out the mobile control assembly of probe of multifreedom motion for controlling probe terminal pad, the electrical motor gearshift group for driving mobile control assembly of popping one's head in is equipped in driving bed body, mobile control assembly of popping one's head in includes that probe is moved forward and backward mechanism, probe left/right movement device, probe rotating mechanism and probe swing mechanism, terminal pad of popping one's head in installs ultrasonic probe.Compared with prior art, the utility model modularized design, drive bed body and the design of operation bed moduleization, electrical motor gearshift group and ultrasonic probe are kept completely separate, motor group and ultrasonic probe short distance bring in device operational process is effectively avoided to influence, the coupling of multimachine structure, Moving process control is accurate, does not interfere with each other.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of in MRI-pHIFU thermal therapy system
Ultrasonic probe control device.
Background technique
MRI-pHIFU (the phase control-type high intensity focused ultrasound of guided by magnetic resonance) is one and establishes in magnetic resonance real time imagery
On the basis of noninvasive thermal ablation techniques, shown in the clinical treatment of the tumours such as fibroid, brain tumor in recent years good
Effect, in recent years, with the continuous development of Real Time Imaging Technology, this physical therapeutic technic can obtain during treatment
To real time monitoring, the accuracy for the treatment of is substantially increased, also increasingly causes the highest attention of medical field.
When PHIFU system works under the guidance of the imaging devices such as MRI (magnetic resonance), need to obtain disease in real time from the equipment
Become the image around tissue, it is preoperative to carry out treatment planning convenient for doctor, it is postoperative to be convenient for entry evaluation therapeutic effect.And pHIFU system
The focus of system, when doctor has determined that ablation areas is ready for ablative surgery, accurately may be used on moveable ultrasonic probe
By ground, positioning ultrasonic probe plays a key role selectively ablation lesion tissue.And position ultrasonic probe, it is necessary to
Accurately machine control unit.Therefore, can a set of machine control unit of accurately and reliably popping one's head in of utility model, directly determine
The length for the treatment of time and the accuracy of lesion therapeutic domain, the effect after this safe coefficient and treatment to therapeutic process have
Direct influence.
All kinds of probe control equipment are come into being as a result,.Utility model in Insightec company Ye He taste section et al. is special
Sharp " mechanical positioner of CN01816582- mri guided ultrasonic therapeutical system " devises one kind can be real
The probe machine control unit of existing 4DOF movement, but it uses belt to be driven, belt performance is unstable, it is difficult to guarantee essence
Degree, and the service life is lower；" CN201080042326- is high-strength focused super for the utility model patent of PHILIPS Co.'s H Ilmari Salminen
The application of acoustic fix ranging mechanism discloses " the probe control mechanical device in the field is also belonged to, but since its design is complicated, cause to process
Difficulty is big, not easy to install, not convenient for safeguarding.What most of the mechanical positioners that others are used in MRI on the market at present used
Motor influences the performance of MRI, or distance MRI is farther out, and it is larger to result in kinematic accuracy error.
Utility model content
The purpose of this utility model is exactly to solve the above-mentioned problems and provides a kind of in MRI-pHIFU thermal therapy system
Ultrasonic probe control device.
The purpose of this utility model is achieved through the following technical solutions:
A kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system, including bed body connecting plate, it is fixed on bed
Driving bed body and work bed body on body connecting plate, the operation bed body is interior to be equipped with probe terminal pad and for controlling the company of probe
The mobile control assembly of probe that disk carries out multifreedom motion is connect, is equipped in the driving bed body for driving the mobile control of probe
The electrical motor gearshift group of component, wherein the mobile control assembly of the probe includes that probe is moved forward and backward mechanism, probe moves left and right machine
Structure, probe rotating mechanism and probe swing mechanism, the probe terminal pad install ultrasonic probe, and the electrical motor gearshift group is described
Mobile control assembly of popping one's head in provides power, and by coupling control probe terminal pad movement, and then controls motion of ultrasound probe.
Further, there are four the electrical motor gearshift group is set, including probe is moved forward and backward mechanism motor speed change group, a probe left side
Move right mechanism motor speed change group, probe rotating mechanism electrical motor gearshift group and probe swing mechanism electrical motor gearshift group, the probe
It is moved forward and backward mechanism motor speed change group to be connected in u-bracket, the u-bracket is fixed in the driving bed body, the spy
Head left/right movement device electrical motor gearshift group is connected on driving area's planker by the first A-frame, the probe rotating mechanism electricity
Machine speed change group is connected on driving area's planker by the second A-frame, and the probe swing mechanism electrical motor gearshift group passes through third
A-frame is fixed on driving area planker, and driving area's planker is by driving area's guide rail to be coupled in the driving bed body
On.
Further, each electrical motor gearshift group includes motor rack, the gear wheel being mounted in motor rack and pinion gear,
The pinion gear is engaged with gear wheel, and be connected ultrasound electric machine in the pinion gear, and the gear wheel and motor output shaft are connected, institute
Motor output shaft is stated to be coupled on motor rack by motor group bearing.
Further, it includes the work being coupled in work bed body by saddle adjusting block that the probe, which is moved forward and backward mechanism,
Planker is moved left and right as area, the workspace moves left and right planker and is moved forward and backward mechanism by front and back connection component and the probe
Electrical motor gearshift group is connected and is moved forward and backward.
Further, the front and back connection component includes left and right catch bar and back-and-forth motion screw rod, the left and right catch bar
One end moves left and right planker with workspace by moving left and right support and connect, and the other end passes through adjusting block and driving area planker
Be connected, described back-and-forths motion screw rod one end by shaft coupling with probe back-and-forth motion mechanism motor speed change group connect, the other end and
The back-and-forth motion feed screw nut being connected on driving area's planker is coupled.
Further, the probe left/right movement device includes being coupled in workspace or so by workspace planker adjusting block
Workspace planker on moving carriage, the workspace planker move up and down the first of screw rod and change power direction by transmission
Gear unit connection, first gear unit move up and down bar and shaft coupling and probe left/right movement device motor by transmission
Speed change group is connected and is moved left and right.
Further, first gear unit includes two mutually ratcheting bevel gears one and bevel gear two, the cone tooth
Wheel one is fixed in transmission and moves up and down bar one end, and the bevel gear two is fixed in transmission and moves up and down screw rod one end, the transmission
Gan Shang installment work area bearing one is moved up and down, and is supported and is fixed by the support of bearing one, workspace bearing one is externally provided with square shaft
Lid is held, the transmission moves up and down installment work area bearing two on screw rod, and is supported and fixed by the support of bearing two, workspace bearing
Two are externally provided with round bearing lid, and the transmission moves up and down screw rod and is fixed on the planker of workspace by screw bracket.
Further, the probe rotating mechanism includes geared worm screw rod, the transmission snail connecting with geared worm screw rod
Bar, the transmission turbine ratcheting with geared worm, with the rotary sleeve that connect of transmission turbine, the rotary sleeve is connected swivel mount, described
Swivel mount and the first rotating side panel and the second rotating side panel are connected, and geared worm screw rod one end is mounted on endless screw support,
The other end is connect with the second gear unit for changing power direction, and second gear unit is by driving area's shaft coupling 2 and passes
Dynamic upper-lower rotating shaft is connect with probe rotating mechanism electrical motor gearshift group, and the geared worm is set in endless screw support, the work
Area's planker is equipped with the pipe sleeve limited block that limitation rotary sleeve is moved forward and backward.
Further, second gear unit includes workspace bearing three, workspace bearing four, the support of bearing three, axis
Bracket four, round bearing lid two, square bearing lid two, bevel gear three and bevel gear four are held, the transmission upper-lower rotating shaft passes through
Workspace bearing three is coupled with the support of bearing three, and is connected with bevel gear three, and the round bearing lid two is stuck in workspace bearing
It on three and is fixed on the support of bearing three, the bevel gear three engages with bevel gear four, the bevel gear four and the transmission snail
Bar screw rod is connected, and the geared worm screw rod is coupled by workspace bearing four with the support of bearing four, and square bearing lid two is stuck in
On the workspace bearing four and it is fixed on the support of bearing four.
Further, the probe swing mechanism includes swinging frame, connecting rod one, connecting rod two and swinging axle, the swinging frame
It is coupled with connecting rod one, the connecting rod one is coupled with the connecting rod two, and the connecting rod two directly drives probe to swing, the swinging frame
It is connected with swinging axle, the swinging axle swings axis connection, the transmission swinging axle and mobile spiral shell by swinging guide rod and transmission
Parent phase coupling, the probe swing mechanism electrical motor gearshift group are coupled with travelling nut, and the travelling nut is fixed on travelling nut
In set, the travelling nut set is fixed on third A-frame.
The utility model complete machine is nonmagnetic, completely compatible with MRI machine, melts bone tumour in MRI-pHIFU thermal therapy system
Experiment aspect has obtained the verifying of movement feasibility and performance, can assisting ultrasonic system over the course for the treatment of focus point carry out it is quasi-
Really mobile, positioning, makes up deficiency of the phase-control focusing focus in the moving range of space, for realizing that large-scale bone tumour disappears
Melt, reduce ablation error, realizes that precisely treatment has huge meaning.
Compared with prior art, the utility model has the advantage that
1, modularized design drives bed body and the design of operation bed moduleization, and electrical motor gearshift group and ultrasonic probe is complete
Separation effectively avoids motor group and ultrasonic probe short distance bring in device operational process from influencing.
2, multimachine structure couples, and Moving process control is accurate, does not interfere with each other, and it is real using nut-screw rod mechanism to be moved forward and backward mechanism
Now drive the front and back transmission of area's planker；Left/right movement device of popping one's head in is realized by Bevel Gear Transmission, screw nut driving to probe
Left and right adjusting；Rotating mechanism of popping one's head in is realized by Bevel Gear Transmission, Worm Wheel System；Swing mechanism of popping one's head in passes through screw rod spiral shell
Parent agency, screw body, which are realized, to be swung, and the movement of each freedom degree has independent control mechanism and independent driving electricity
Unit driving carries out, and guarantees the accurate control of motion process.
3, driving motor group uses ultrasound electric machine, can convert electrical current into the micro breadth oscillation of elastomer-forming (stator), and pass through
Frictional drive between stator, rotor (or mover) is converted the rotation of rotor or the linear motion of mover, maximum advantage
It is nonmagnetic, avoids the interference to magnetic resonance, ensure that the accuracy of detection.
Detailed description of the invention
Fig. 1 is the schematic diagram of utility model device concrete application；
Fig. 2 is the overall structure diagram of utility model device；
Fig. 3 is the structural schematic diagram of utility model device electrical motor gearshift group；
Fig. 4 is utility model device electrical motor gearshift group internal mechanism structural schematic diagram；
Fig. 5 is the structural schematic diagram that utility model device probe is moved forward and backward mechanism；
Fig. 6 is the structural schematic diagram of utility model device probe left/right movement device；
Fig. 7 is the partial enlargement diagram of Fig. 6；
Fig. 8 is the structural schematic diagram of utility model device probe rotating mechanism；
Fig. 9 is the partial enlargement diagram of Fig. 8；
Figure 10 is the structural schematic diagram of utility model device probe swing mechanism.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Embodiment 1
A kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system, as indicated with 2, including bed body connecting plate
0010, the driving bed body 0020 and work bed body 0030 being fixed on bed body connecting plate 0010, interior be equipped with of work bed body 0030 are visited
Head terminal pad 0081 and the mobile control assembly of probe that multifreedom motion is carried out for controlling probe terminal pad 0081, driving
The electrical motor gearshift group 0040 for driving mobile control assembly of popping one's head in is equipped in bed body 0020, wherein mobile control assembly of popping one's head in
Mechanism 0050, probe left/right movement device 0060, probe rotating mechanism 0070 and probe swing mechanism are moved forward and backward including probe
0080, probe terminal pad 0081 installs ultrasonic probe, and electrical motor gearshift group 0040 provides power for mobile control assembly of popping one's head in, and leads to
Overcoupling control probe terminal pad 0081 moves, and then controls motion of ultrasound probe, in application, bed body connecting plate 0010 is fixed
In MRI equipment bed body, as shown in Figure 1.
Specifically, as shown in figure 3, there are four electrical motor gearshift group 0040 sets, including probe is moved forward and backward mechanism motor speed change
Group 0090, probe left/right movement device electrical motor gearshift group 0100, probe rotating mechanism electrical motor gearshift group 0110 and probe oscillating machine
Structure electrical motor gearshift group 0120, probe are moved forward and backward mechanism motor speed change group 0090 and are connected in u-bracket 0130, u-bracket
0130 is fixed in driving bed body 0020, and probe left/right movement device electrical motor gearshift group 0100 is solid by the first A-frame 0140
It is connected on driving area's planker 0150, probe rotating mechanism electrical motor gearshift group 0110 is connected in driving by the second A-frame 0170
On area's planker 0150, probe swing mechanism electrical motor gearshift group 0120 is fixed on driving area's planker by third A-frame 0180
On 0150, driving area's planker 0150 is by driving area's guide rail 0160 to be coupled in driving bed body 0020.
As shown in figure 4, each electrical motor gearshift group includes motor rack 0240, the gear wheel that is mounted in motor rack 0240
0210 and pinion gear 0200, pinion gear 0200 engaged with gear wheel 0210, in pinion gear 0200 be connected ultrasound electric machine 0190, canine tooth
Wheel 0210 is connected with motor output shaft 0220, and motor output shaft 0220 is coupled in motor rack 0240 by motor group bearing 0230
On.
As shown in figure 5, it includes being coupled in work bed body by saddle adjusting block 0310 that probe, which is moved forward and backward mechanism 0050,
Workspace on 0030 moves left and right planker 0300, before workspace moves left and right planker 0300 by front and back connection component and probe
Mobile mechanism's electrical motor gearshift group 0090 is connected and is moved forward and backward afterwards.Front and back connection component includes left and right catch bar 0280 with before
After move screw rod 0251, catch bar 0280 one end in left and right moves left and right planker 0300 with workspace by moving left and right support 0290
Connection, the other end are connected by adjusting block 0270 and driving area's planker 0150, are moved forward and backward 0251 one end of screw rod and are passed through shaft coupling
0250, which is moved forward and backward mechanism motor speed change group 0090 with probe, connect, the other end and the front and back being connected on driving area's planker 0150
Mobile feed screw nut 0260 is coupled.
As shown in Figure 6,7, probe left/right movement device 0060 includes being coupled in work by workspace planker adjusting block 0450
The workspace planker 0440 on planker 0300 is moved left and right as area, workspace planker 0440 moves up and down screw rod 0420 by transmission
It is connect with the first gear unit for changing power direction, the first gear unit moves up and down bar 0330 and shaft coupling by transmission
0320 connect and is moved left and right with probe left/right movement device electrical motor gearshift group 0100.First gear unit includes two phases
Ratcheting bevel gear 1 and bevel gear 2 0360, bevel gear 1 are fixed in transmission and move up and down 0330 one end of bar, cone
Gear 2 0360 is fixed in transmission and moves up and down 0420 one end of screw rod, and transmission moves up and down installment work area bearing one on bar 0330
0340, and supported and fixed by the support of bearing 1, workspace bearing 1 is externally provided with square bearing lid 0410, and transmission is up and down
Installment work area bearing 2 0370 on mobile screw rod 0420, and supported and fixed by the support of bearing 2 0400, workspace bearing two
0370 is externally provided with round bearing lid 0380, and transmission moves up and down screw rod 0420 and is fixed on workspace planker by screw bracket 0430
On 0440.
As shown in Figure 8,9, probe rotating mechanism 0070 includes that geared worm screw rod 0560 and geared worm screw rod 0560 connect
Geared worm 0570, the transmission turbine 0580 ratcheting with geared worm 0570, the rotary sleeve being connect with transmission turbine 0580 connect
0590, rotary sleeve 0590 is connected swivel mount 0600, swivel mount 0600 and the first rotating side panel 0610 and the second rotating side panel 0620
It is connected, 0560 one end of geared worm screw rod is mounted on endless screw support 0630, the other end and the second transmission for changing power direction
Unit connection, the second gear unit pass through driving area's shaft coupling 20460 and transmission upper-lower rotating shaft 0470 and probe rotating mechanism
Electrical motor gearshift group 0110 connects, and geared worm 0570 is set in endless screw support 0630, and workspace planker 0440 is equipped with limitation rotation
The pipe sleeve limited block 0640 that pivoted housing 0590 is moved forward and backward.Second gear unit includes workspace bearing 3 0480, workspace bearing
4 0490, the support of bearing 3 0500, the support of bearing 4 0510, round bearing lid 2 0520, square bearing lid 2 0530, bevel gear
3 0540 and bevel gear 4 0550, transmission upper-lower rotating shaft 0470 passes through workspace bearing 3 0480 and 3 0500 coupling of the support of bearing
It closes, and is connected with bevel gear 3 0540, round bearing lid 2 0520 is stuck on workspace bearing 3 0480 and is fixed on bearing branch
On frame 3 0500, bevel gear 3 0540 engages with bevel gear 4 0550, and bevel gear 4 0550 and geared worm screw rod 0560 are connected,
Geared worm screw rod 0560 is coupled by workspace bearing 4 0490 with the support of bearing 4 0510, and square bearing lid 2 0530 blocks
On workspace bearing 4 0490 and it is fixed on the support of bearing 4 0510.
As shown in Figure 10, probe swing mechanism 0080 includes swinging frame 0710, connecting rod 1, connecting rod 2 0730 and pendulum
Moving axis 0700, swinging frame 0710 are coupled with connecting rod 1, and connecting rod 1 is coupled with connecting rod 2 0730, and connecting rod 2 0730 is direct
Probe is driven to swing, swinging frame 0710 and swinging axle 0700 are connected, and swinging axle 0700 is put by swinging guide rod 0690 and transmission
Moving axis 0680 connect, transmission swinging axle 0680 be coupled with travelling nut 0650, pop one's head in swing mechanism electrical motor gearshift group 0120 and
Travelling nut 0650 couples, and travelling nut 0650 is fixed in travelling nut set 0660, and travelling nut set 0660 is fixed on third
On A-frame 0180.
It can understand the above description of the embodiments is intended to facilitate those skilled in the art and use practical
It is novel.Person skilled in the art obviously easily can make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiments without having to go through creative labor.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art's announcement according to the present utility model, do not depart from improvement that the utility model scope is made and
Modification should be all within the protection scope of the utility model.
Claims (10)
1. a kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system, which is characterized in that including bed body connecting plate
(0010), the driving bed body (0020) and work bed body (0030) being fixed on bed body connecting plate (0010), the work bed body
(0030) it is equipped with probe terminal pad (0081) in and carries out the spy of multifreedom motion for controlling probe terminal pad (0081)
The mobile control assembly of head, the interior electrical motor gearshift group being equipped with for driving mobile control assembly of popping one's head in of driving bed body (0020)
(0040), wherein the mobile control assembly of the probe includes that probe is moved forward and backward mechanism (0050), probe left/right movement device
(0060), it pops one's head in rotating mechanism (0070) and probe swing mechanism (0080), probe terminal pad (0081) the installation ultrasound is visited
Head, the electrical motor gearshift group (0040) provides power for the mobile control assembly of the probe, and passes through coupling control probe connection
Disk (0081) movement, and then control motion of ultrasound probe.
2. a kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system according to claim 1, feature
It is, there are four the electrical motor gearshift group (0040) sets, including to be moved forward and backward mechanism motor speed change group (0090), probe left for probe
Move right mechanism motor speed change group (0100), probe rotating mechanism electrical motor gearshift group (0110) and probe swing mechanism electrical motor gearshift
Group (0120), the probe are moved forward and backward mechanism motor speed change group (0090) and are connected on u-bracket (0130), the U-shaped branch
Frame (0130) is fixed on the driving bed body (0020), and the probe left/right movement device electrical motor gearshift group (0100) passes through the
One A-frame (0140) is connected in driving area's planker (0150), and the probe rotating mechanism electrical motor gearshift group (0110) passes through
Second A-frame (0170) is connected in driving area's planker (0150), and the probe swing mechanism electrical motor gearshift group (0120) is logical
It crosses third A-frame (0180) to be fixed on the driving area planker (0150), the driving area planker (0150) passes through driving
Area's guide rail (0160) is coupled on the driving bed body (0020).
3. a kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system according to claim 2, feature
Be, each electrical motor gearshift group include motor rack (0240), the gear wheel (0210) being mounted in motor rack (0240) and
Pinion gear (0200), the pinion gear (0200) are engaged with gear wheel (0210), and be connected ultrasonic electric on the pinion gear (0200)
Machine (0190), the gear wheel (0210) and motor output shaft (0220) are connected, and the motor output shaft (0220) passes through motor
Group bearing (0230) is coupled on motor rack (0240).
4. a kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system according to claim 3, feature
It is, it includes being coupled in work bed body by saddle adjusting block (0310) that the probe, which is moved forward and backward mechanism (0050),
(0030) workspace on moves left and right planker (0300), and the workspace moves left and right planker (0300) and connects group by front and back
Part connect and is moved forward and backward with probe back-and-forth motion mechanism motor speed change group (0090).
5. a kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system according to claim 4, feature
It is, the front and back connection component includes left and right catch bar (0280) and is moved forward and backward screw rod (0251), the left and right catch bar
(0280) one end moves left and right planker (0300) with workspace by moving left and right support (0290) and connect, and the other end passes through adjusting
Block (0270) and the driving area planker (0150) are connected, and the back-and-forth motion screw rod (0251) one end passes through shaft coupling (0250)
It is moved forward and backward mechanism motor speed change group (0090) with probe to connect, the other end and the front and back being connected in driving area's planker (0150)
Mobile feed screw nut (0260) is coupled.
6. a kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system according to claim 4, feature
It is, the probe left/right movement device (0060) includes being coupled in workspace or so by workspace planker adjusting block (0450)
Workspace planker (0440) on moving carriage (0300), the workspace planker (0440) move up and down screw rod by transmission
(0420) it is connect with the first gear unit for changing power direction, first gear unit moves up and down bar by transmission
(0330) and shaft coupling (0320) connect and is moved left and right with probe left/right movement device electrical motor gearshift group (0100).
7. a kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system according to claim 6, feature
It is, first gear unit includes two mutually ratcheting bevel gears one (0350) and bevel gear two (0360), the cone tooth
One (0350) of wheel is fixed in transmission and moves up and down bar (0330) one end, and the bevel gear two (0360) is fixed in transmission and moves up and down
Screw rod (0420) one end, the transmission move up and down installment work area bearing one (0340) on bar (0330), and by the support of bearing
One (0390) support is fixed, and workspace bearing one (0340) is externally provided with square bearing lid (0410), and the transmission moves up and down silk
Installment work area bearing two (0370) on bar (0420), and supported and fixed by the support of bearing two (0400), workspace bearing two
(0370) it is externally provided with round bearing lid (0380), it is fixed by screw bracket (0430) that the transmission moves up and down screw rod (0420)
On workspace planker (0440).
8. a kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system according to claim 4, feature
It is, the probe rotating mechanism (0070) includes geared worm screw rod (0560), connect with geared worm screw rod (0560)
Geared worm (0570), the transmission turbine (0580) ratcheting with geared worm (0570), the rotation being connect with transmission turbine (0580)
Pivoted housing (0590), the rotary sleeve (0590) are connected swivel mount (0600), the swivel mount (0600) and the first rotating side panel
(0610) it is connected with the second rotating side panel (0620), described geared worm screw rod (0560) one end is mounted on endless screw support
(0630) on, the other end is connect with the second gear unit for changing power direction, and second gear unit passes through driving area connection
Axis device 2 (0460) and transmission upper-lower rotating shaft (0470) are connect with probe rotating mechanism electrical motor gearshift group (0110), the transmission
Worm screw (0570) is set in endless screw support (0630), and the workspace planker (0440) is equipped with before and after limitation rotary sleeve (0590)
Mobile pipe sleeve limited block (0640).
9. a kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system according to claim 8, feature
It is, second gear unit includes workspace bearing three (0480), workspace bearing four (0490), the support of bearing three
(0500), the support of bearing four (0510), round bearing lid two (0520), square bearing lid two (0530), bevel gear three (0540)
With bevel gear four (0550), the transmission upper-lower rotating shaft (0470) passes through workspace bearing three (0480) and the support of bearing three
(0500) it couples, and is connected with bevel gear three (0540), the round bearing lid two (0520) is stuck in workspace bearing three
(0480) it on and is fixed on the support of bearing three (0500), the bevel gear three (0540) is engaged with bevel gear four (0550), institute
It states bevel gear four (0550) and the geared worm screw rod (0560) is connected, the geared worm screw rod (0560) passes through workspace
Bearing four (0490) is coupled with the support of bearing four (0510), and square bearing lid two (0530) is stuck in the workspace bearing four
(0490) it on and is fixed on the support of bearing four (0510).
10. a kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system according to claim 4, special
Sign is that the probe swing mechanism (0080) includes swinging frame (0710), connecting rod one (0720), connecting rod two (0730) and swings
Axis (0700), the swinging frame (0710) couple with connecting rod one (0720), the connecting rod one (0720) and the connecting rod two
(0730) it couples, the connecting rod two (0730) directly drives probe to swing, and the swinging frame (0710) and swinging axle (0700) are solid
Even, the swinging axle (0700) is connect by swinging guide rod (0690) with transmission swinging axle (0680), the transmission swinging axle
(0680) it is coupled with travelling nut (0650), the probe swing mechanism electrical motor gearshift group (0120) and travelling nut (0650)
Coupling, the travelling nut (0650) are fixed in travelling nut set (0660), and the travelling nut set (0660) is fixed on the
On three A-frames (0180).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721757297.1U CN208611614U (en) | 2017-12-15 | 2017-12-15 | A kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721757297.1U CN208611614U (en) | 2017-12-15 | 2017-12-15 | A kind of ultrasonic probe control device in MRI-pHIFU thermal therapy system |
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| CN208611614U true CN208611614U (en) | 2019-03-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042932A (en) * | 2017-12-15 | 2018-05-18 | 上海沈德医疗器械科技有限公司 | A kind of ultrasonic probe control device in MRI-pHIFU thermal therapy systems |
-
2017
- 2017-12-15 CN CN201721757297.1U patent/CN208611614U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042932A (en) * | 2017-12-15 | 2018-05-18 | 上海沈德医疗器械科技有限公司 | A kind of ultrasonic probe control device in MRI-pHIFU thermal therapy systems |
| CN108042932B (en) * | 2017-12-15 | 2023-12-01 | 上海沈德无创时代医疗科技有限公司 | Ultrasonic probe control device for MRI-pHIFU thermal therapy system |
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Assignee: Nantong Shende medical equipment Technology Co.,Ltd. Assignor: SHANGHAI SHENDE MEDICAL INSTRUMENT TECHNOLOGY Co.,Ltd. Contract record no.: X2020310000009 Denomination of utility model: Ultrasonic probe control device used in MRI-pHIFU thermal therapeutic system Granted publication date: 20190319 License type: Common License Record date: 20200624 |
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