CN218528853U - Puncture needle positioning device - Google Patents
Puncture needle positioning device Download PDFInfo
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- CN218528853U CN218528853U CN202222019543.0U CN202222019543U CN218528853U CN 218528853 U CN218528853 U CN 218528853U CN 202222019543 U CN202222019543 U CN 202222019543U CN 218528853 U CN218528853 U CN 218528853U
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- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000036285 pathological change Effects 0.000 description 3
- 231100000915 pathological change Toxicity 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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Abstract
The utility model provides a pjncture needle positioner, including the base plate, be equipped with Y axle motion on it, Y axle motion is connected with X axle motion, Y axle motion can make X axle motion remove along Y axle direction, X axle motion is connected with the connecting plate, X axle motion can make the connecting plate remove along X axle direction, be equipped with the connecting seat on the connecting plate, the connecting seat rotates with the multi freedom platform through first connecting piece to be connected, be equipped with pjncture needle guider on the multi freedom platform, the multi freedom platform still rotates with output shaft hinge seat through the second connecting piece to be connected, output shaft hinge seat articulates with first electric putter and second electric putter's output shaft respectively mutually, and two electric putter are connected with the backup pad through two hinge seats respectively, and the backup pad is fixed on the base plate. The puncture needle positioning device can efficiently and accurately position the puncture needle by adopting an automatic mode.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a pjncture needle positioner.
Background
The existing percutaneous puncture operation is that a doctor looks up the position of a nodule or a tumor in a body according to a CT/MRI/ultrasonic image, then automatically judges a needle inlet hole according to anatomical knowledge and personal experience of the doctor, manually inserts a puncture needle, generally inserts the puncture needle by two to three times, and obtains image data again at intervals to judge whether a needle inlet path is accurate or whether the needle inlet path penetrates into an accurate position. The disadvantages of the above approach are as follows: 1) The degree of dependence on doctor experience and technology is high; 2) Doctors need to stay at the operation bed and bear the radiation of the CT equipment for a long time; 3) Image data needs to be obtained for multiple times, and if CT is used, doctors and patients need to bear more doses of radiation; 4) The accuracy is lower for the manual puncture of doctor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the application provides a puncture needle positioning device, so that the puncture needle can be positioned efficiently and accurately in an automatic mode, the puncture needle can be operated to a lesion part at an accurate position, and the reliability and the safety of the operation are greatly improved.
In order to realize the above-mentioned purpose, this application has proposed a pjncture needle positioner, including the base plate, be equipped with Y axle motion on the base plate, Y axle motion is connected with X axle motion, Y axle motion can make X axle motion remove along Y axle direction, X axle motion is connected with the connecting plate, X axle motion can make the connecting plate remove along X axle direction, be equipped with the connecting seat on the connecting plate, the connecting seat rotates with the multi freedom platform through first connecting piece and is connected, be equipped with pjncture needle guider on the multi freedom platform, the multi freedom platform still rotates with output shaft hinge seat through the second connecting piece and is connected, output shaft hinge seat articulates with first electric putter and second electric putter's output shaft respectively, first electric putter is connected with the backup pad through first hinge seat, second electric putter through the second hinge seat with the backup pad is connected, the backup pad is fixed on the base plate.
In some embodiments, the structure of the Y-axis motion mechanism is as follows: the first linear guide rail is matched with a first sliding block arranged in an X-axis movement mechanism, a first motor is arranged on the base plate and drives a first driving wheel to rotate, the first driving wheel is connected with a first driven wheel through a first synchronous belt, the first driven wheel is connected with a first ball screw, two ends of the first ball screw are respectively connected with two first supports arranged on the base plate through bearings, a first nut matched with the first ball screw is arranged on the first ball screw, and the first nut is connected with the X-axis movement mechanism.
In some embodiments, the X-axis motion mechanism is configured as follows: include with the mounting panel that first nut is connected, be equipped with on the mounting panel with first linear guide rail cooperatees the first slider that uses still be equipped with the second motor on the mounting panel, the second motor drives the second action wheel and rotates, the second action wheel is connected from the driving wheel with the second through the second hold-in range, the second is connected with second ball screw from the driving wheel, second ball screw's both ends are in through bearing and setting respectively two second supports on the mounting panel are connected, be equipped with on the second ball screw with second ball screw cooperatees the second nut that uses, the second nut with the connecting plate is connected be equipped with the second slider on the connecting plate, the second slider with set up along X axle direction second linear guide rail cooperation on the mounting panel uses.
In some embodiments, the connection seat is rotatably connected with the multi-degree-of-freedom platform through the first connecting piece by the following structure: the connecting seat is rotatably connected with the rotating shaft, and the rotating shaft is hinged with the multi-degree-of-freedom platform through the hinge supporting seat.
In some embodiments, the multi-degree-of-freedom platform is rotationally connected with the output shaft hinge base through the second connecting piece by the following structure: the multi-degree-of-freedom platform is rotatably connected with a rotating hinge, and the rotating hinge is hinged with a connecting block arranged on the hinge seat of the output shaft.
In some embodiments, the multi-degree-of-freedom platform is rotationally connected with the output shaft hinge base through the second connecting piece in the following structure: the multi-degree-of-freedom platform is rotatably connected with the output shaft hinge base through a cross universal shaft.
In some embodiments, the needle guide is a guide having a guide bore.
The beneficial effect of this scheme of this application lies in above-mentioned pjncture needle positioner, can adopt automatic mode to make the high-efficient, accurate location of pjncture needle, realizes that the pjncture needle carries out the operation to pathological change department in accurate position to improve reliability, the security of operation greatly.
Drawings
Fig. 1 shows a schematic view of the puncture needle positioning device in the first embodiment.
Fig. 2 shows a schematic structural view of the X-axis movement mechanism and the Y-axis movement mechanism in the first embodiment.
Fig. 3 shows a schematic connection relationship between the output shafts of the two electric push rods and the output shaft hinge base in the first embodiment.
Fig. 4 is a schematic structural diagram showing the multiple degree of freedom platform and the connecting part arranged thereon in the first embodiment.
Fig. 5 is a schematic view showing the structure of a puncture needle positioning device in the second embodiment.
Fig. 6 is a schematic structural diagram showing the multi-degree-of-freedom platform and the connecting part arranged thereon in the second embodiment.
Reference numerals: 1-base plate, 2-Y axis motion mechanism, 3-X axis motion mechanism, 4-connecting plate, 5-connecting seat, 6-multi-degree-of-freedom platform, 7-output shaft hinge seat, 8-first electric push rod, 9-second electric push rod, 10-first hinge seat, 11-second hinge seat, 12-supporting plate, 13-connecting block, 201-first side vertical plate, 202-second side vertical plate, 203-first linear guide rail, 204-first motor, 205-first driving wheel, 206-first synchronous belt, 207-first driven wheel, 208-first ball screw, 209-first support, 301-mounting plate, 302-first slide block, 303-second motor, 304-second synchronous belt, 305-second driven wheel, 306-second ball screw, 307-second support, 308-second nut, 309-second linear guide rail, 601-rotating shaft, 602-hinge supporting seat, 603-rotating hinge, 603-universal shaft.
Detailed Description
The following further describes embodiments of the present application with reference to the drawings.
In the description of the present application, it should be understood that the terms "first", "second", and the like are used for distinguishing similar objects, but are not used for describing or indicating a particular sequence or order, and the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
As shown in fig. 1 to 6, the puncture needle positioning device according to the present application includes a substrate 1, a Y-axis motion mechanism 2 is disposed on the substrate 1, the Y-axis motion mechanism 2 is connected to an X-axis motion mechanism 3, the Y-axis motion mechanism 2 enables the X-axis motion mechanism 3 to move along a Y-axis direction, the X-axis motion mechanism 3 is connected to a connection plate 4, the X-axis motion mechanism 3 enables the connection plate 4 to move along the X-axis direction, a connection seat 5 is disposed on the connection plate 4, the connection seat 5 is rotatably connected to a multi-degree-of-freedom platform 6 through a first connection member, a puncture needle guide device is disposed on the multi-degree-of-freedom platform 6, the multi-degree-of freedom platform 6 is further rotatably connected to an output shaft hinge seat 7 through a second connection member, the output shaft hinge seat 7 is respectively hinged to output shafts of a first electric push rod 8 and a second electric push rod 9, the first electric push rod 8 is connected to a support plate 12 through a first hinge seat 10, the second electric push rod 9 is connected to the support plate 12 through a second hinge seat 11, and the support plate 12 is fixed to the substrate 1.
In the present embodiment, the structure of the Y-axis moving mechanism 2 is as follows: the device comprises a first side vertical plate 201 and a second side vertical plate 202 which are oppositely arranged on a base plate 1, wherein first linear guide rails 203 arranged along the Y-axis direction are arranged on the first side vertical plate 201 and the second side vertical plate 202, the first linear guide rails 203 are matched with a first sliding block 302 arranged in an X-axis movement mechanism 3, a first motor 204 is arranged on the base plate 1, the first motor 204 drives a first driving wheel 205 to rotate, the first driving wheel 205 is connected with a first driven wheel 207 through a first synchronous belt 206, the first driven wheel 207 is connected with a first ball screw 208, two ends of the first ball screw 208 are respectively connected with two first supports 209 arranged on the base plate 1 through bearings, a first nut matched with the first ball screw 208 for use is arranged on the first ball screw 208, and the first nut is connected with the X-axis movement mechanism 3. When the first motor 204 is controlled to operate, the X-axis movement mechanism 3 can be moved in the Y-axis direction.
The structure of the X-axis movement mechanism 3 is as follows: the mounting plate 301 is provided with a first sliding block 302 which is matched with the first linear guide rail 203 for use, the mounting plate 301 is further provided with a second motor 303, the second motor 303 drives a second driving wheel to rotate, the second driving wheel is connected with a second driven wheel 305 through a second synchronous belt 304, the second driven wheel 305 is connected with a second ball screw 306, two ends of the second ball screw 306 are respectively connected with two second supports 307 arranged on the mounting plate 301 through bearings, the second ball screw 306 is provided with a second nut 308 which is matched with the second ball screw 306 for use, the second nut 308 is connected with the connecting plate 4, the connecting plate 4 is provided with a second sliding block, and the second sliding block is matched with a second linear guide rail 309 arranged on the mounting plate 301 along the X-axis direction for use. When the second motor 303 is controlled to operate, the connection plate 4 can be moved in the X-axis direction.
Example 1
As shown in fig. 1, 3 and 4, in this embodiment, the connection seat 5 is rotationally connected to the multi-degree-of-freedom platform 6 through the first connection member in the following structure: the connecting base 5 is rotatably connected with a rotating shaft 601, and the rotating shaft 601 is hinged with the multi-degree-of-freedom platform 6 through a hinge supporting base 602. The realization structure that the multi-degree-of-freedom platform 6 is rotationally connected with the output shaft hinge base 7 through the second connecting piece is as follows: the multi-degree-of-freedom platform 6 is rotatably connected with a rotating hinge 603, and the rotating hinge 603 is hinged with a connecting block 13 arranged on the output shaft hinge base 7.
In addition, in the present embodiment, the first hinge base 10 generates two degrees of freedom in rotation in the first direction of the first electric putter 8, and the second hinge base 11 generates two degrees of freedom in rotation in the second direction of the second electric putter 9.
Example 2
As shown in fig. 5 to 6, in this embodiment, the connection seat 5 is rotationally connected to the multi-degree-of-freedom platform 6 through the first connection member in the following structure: the connecting base 5 is rotatably connected with a rotating shaft 601, and the rotating shaft 601 is hinged with the multi-degree-of-freedom platform 6 through a hinge supporting base 602. The multi-degree-of-freedom platform 6 is rotationally connected with the output shaft hinge base 7 through a second connecting piece, and the structure is as follows: the multi-degree-of-freedom platform 6 is rotatably connected with the output shaft hinge base 7 through a cross universal shaft 604.
In addition, in the present embodiment, the first hinge base 10 generates one degree of freedom of rotation in one direction for the first electric putter 8, and the second hinge base 11 generates one degree of freedom of rotation in one direction for the second electric putter 9.
The puncture needle guide device is a guide piece with a guide hole. Specifically, the puncture needle guide device may be a guide tube, and the guide tube is installed in an installation hole of the multiple degrees of freedom platform 6.
In a specific using process, the puncture needle positioning device is matched with navigation equipment for use, through the matching of the Y-axis movement mechanism 2, the X-axis movement mechanism 3, the first electric push rod 8 and the second electric push rod 9, and through the arrangement of the first hinge seat 10, the second hinge seat 11, the rotating shaft 601, the hinge support seat 602, the rotating hinge 603/the cross universal shaft 604 and the output shaft hinge seat 7, the multi-freedom-degree platform 6 can have multiple degrees of freedom, so that different position and angle changes can be realized, the puncture needle guide device on the multi-freedom-degree platform 6 can be aligned to a pathological change part, and a doctor inserts the puncture needle into the pathological change part from the puncture needle guide device by hand when the puncture needle is used for surgery, so that the puncture needle can be efficiently and accurately positioned, and the demands during percutaneous puncture can be met.
The puncture needle positioning device can adopt an automatic mode to efficiently and accurately position the puncture needle, and realizes that the puncture needle performs operation on a lesion at an accurate position, so that the reliability and the safety of the operation are greatly improved.
The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered as the technical solutions and their concepts of the present application in the scope of the present disclosure, and equivalent substitutions or changes should be covered by the scope of the present application.
Claims (7)
1. A puncture needle positioning device is characterized in that: the multi-freedom-degree platform comprises a base plate, wherein a Y-axis motion mechanism is arranged on the base plate and connected with an X-axis motion mechanism, the Y-axis motion mechanism can enable the X-axis motion mechanism to move along the Y-axis direction, the X-axis motion mechanism is connected with a connecting plate, the X-axis motion mechanism can enable the connecting plate to move along the X-axis direction, a connecting seat is arranged on the connecting plate and rotatably connected with the multi-freedom-degree platform through a first connecting piece, a puncture needle guiding device is arranged on the multi-freedom-degree platform, the multi-freedom-degree platform is further rotatably connected with an output shaft hinge seat through a second connecting piece, the output shaft hinge seat is respectively hinged with output shafts of a first electric push rod and a second electric push rod, the first electric push rod is connected with a supporting plate through a first hinge seat, the second electric push rod is connected with the supporting plate through a second hinge seat, and the supporting plate is fixed on the base plate.
2. The needle positioning device of claim 1, wherein: the structure of the Y-axis motion mechanism is as follows: the first linear guide rail is matched with a first sliding block arranged in an X-axis movement mechanism, a first motor is arranged on the base plate and drives a first driving wheel to rotate, the first driving wheel is connected with a first driven wheel through a first synchronous belt, the first driven wheel is connected with a first ball screw, two ends of the first ball screw are respectively connected with two first supports arranged on the base plate through bearings, a first nut matched with the first ball screw is arranged on the first ball screw, and the first nut is connected with the X-axis movement mechanism.
3. The needle positioning device of claim 2, wherein: the structure of the X-axis motion mechanism is as follows: include with the mounting panel that first nut is connected, be equipped with on the mounting panel with the first slider that first linear guide matched with and used still be equipped with the second motor on the mounting panel, the second motor drives the second action wheel and rotates, the second action wheel is connected from the driving wheel with the second through the second hold-in range, the second is connected with second ball screw from the driving wheel, the both ends of second ball screw are in through bearing and setting respectively two second supports on the mounting panel are connected, be equipped with on the second ball screw with the second nut that second ball screw matched with and used, the second nut with the connecting plate is connected be equipped with the second slider on the connecting plate, the second slider with along the setting of X axle direction second linear guide on the mounting panel cooperates and uses.
4. The needle positioning device of claim 1, wherein: the connecting seat is rotationally connected with the multi-degree-of-freedom platform through the first connecting piece, and the structure is as follows: the connecting seat is rotatably connected with the rotating shaft, and the rotating shaft is hinged with the multi-degree-of-freedom platform through the hinge supporting seat.
5. The needle positioning device of claim 1, wherein: the multi-degree-of-freedom platform is rotationally connected with the output shaft hinge base through the second connecting piece in the following structure: the multi-degree-of-freedom platform is rotatably connected with a rotating hinge, and the rotating hinge is hinged with a connecting block arranged on the hinge seat of the output shaft.
6. The needle positioning device of claim 1, wherein: the multi-degree-of-freedom platform is rotationally connected with the output shaft hinge base through the second connecting piece, and the structure is as follows: the multi-degree-of-freedom platform is rotationally connected with the output shaft hinge base through a cross universal shaft.
7. The needle positioning device of claim 1, wherein: the puncture needle guide device is a guide piece with a guide hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222019543.0U CN218528853U (en) | 2022-08-02 | 2022-08-02 | Puncture needle positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222019543.0U CN218528853U (en) | 2022-08-02 | 2022-08-02 | Puncture needle positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218528853U true CN218528853U (en) | 2023-02-28 |
Family
ID=85269759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222019543.0U Active CN218528853U (en) | 2022-08-02 | 2022-08-02 | Puncture needle positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218528853U (en) |
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2022
- 2022-08-02 CN CN202222019543.0U patent/CN218528853U/en active Active
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