CN211433200U - Minimally invasive surgery navigation puncture instrument - Google Patents
Minimally invasive surgery navigation puncture instrument Download PDFInfo
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- CN211433200U CN211433200U CN201922192173.9U CN201922192173U CN211433200U CN 211433200 U CN211433200 U CN 211433200U CN 201922192173 U CN201922192173 U CN 201922192173U CN 211433200 U CN211433200 U CN 211433200U
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Abstract
The utility model provides a minimal access surgery navigation puncture utensil, be provided with the mount, the movable rod, the digging arm, main tributary support piece, demountable installation mechanism and puncture subassembly, the one end fixed connection of mount and movable rod, the other end of movable rod and the one end movable assembly of digging arm, the other end of digging arm and the one end movable assembly of main tributary support piece, the other end and the demountable installation mechanism fixed assembly of main tributary support piece, when using, can adjust the angle of mount through multiple mode, its mounting means is comparatively simple when the puncture subassembly is installed, and the suitability is strong, and is easy and simple to handle. In practical application, the optical positioning device tracks the reflection ball, the change of the spatial position of the puncture needle assembly can be dynamically tracked in real time, the puncture angle and the depth of the puncture needle assembly can be conveniently adjusted in real time in an operation, the puncture needle assembly can puncture into a diseased part of a patient according to a planned operation path, and the optical positioning device has the characteristic of accurate positioning.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to minimally invasive surgery navigation puncture instrument.
Background
Minimally invasive surgery uses tiny incisions or puncture channels, uses special instruments and devices to reach the lesion site of a patient from the normal anatomy under the guidance of the imaging instrument's monitoring or navigation techniques, and uses various miniature manual or motorized instruments and equipment to complete the entire surgical procedure under visual conditions. Compared with the traditional operation, the minimally invasive operation has the characteristics of small incision, small tissue wound, less bleeding, high operation accuracy, definite effect and quick postoperative function recovery.
As an important direction for the future development of minimally invasive surgery, an operation navigation system is a method for doctors to accurately correspond image data of patients to anatomical structures of the patients on an operation bed by using medical imaging equipment and computer imaging before or during the operation, and the operation navigation system tracks surgical instruments and updates and displays the positions of the surgical instruments on the images of the patients in real time in a virtual probe mode during the operation, so that the doctors can conveniently observe the relative position relationship between the surgical instruments and the anatomical structures of the patients, and the operation can be performed safely and quickly.
In the navigation apparatus used in the surgical navigation system in the prior art, the position of a fixed frame provided with a reflection ball is fixed and unchangeable, and the position of the fixed frame cannot be adjusted by adjusting the angle of a movable rod assembled and connected with the fixed frame; meanwhile, when the puncture needle is installed, the installation mode is also complex, and great inconvenience is brought to the operation.
Therefore, it is necessary to provide a navigation puncture device for minimally invasive surgery to solve the deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to avoid the defects of the prior art and provide a navigation puncture tool for minimally invasive surgery, which is necessary to solve the defects of the prior art. The minimally invasive surgery navigation puncture tool has the characteristics of convenience in operation and precision in positioning.
The above object of the present invention is achieved by the following technical means.
The minimally invasive surgery navigation puncture tool is provided with a fixed frame, a movable rod, a movable arm, a main supporting piece and a detachable installation mechanism;
the fixed frame is fixedly connected with one end of the movable rod, the other end of the movable rod is movably assembled with one end of the movable arm, the other end of the movable arm is movably assembled with one end of the main supporting piece, and the other end of the main supporting piece is fixedly assembled with the detachable installation mechanism.
Preferably, the detachable mounting mechanism is provided with a main body with an inner cavity, an elastic moving mechanism, a triggering mechanism and a locking mechanism;
one end of the main body is connected with the main supporting piece, and the other end of the main body is provided with an assembling seat for assembling the puncture needle;
the elastic moving mechanism is assembled in the inner cavity of the main body, the trigger mechanism is assembled in the main body and abutted against the elastic moving mechanism, and the locking mechanism is assembled on the outer wall of the main body.
Preferably, the elastic moving mechanism is provided with a lower positioning column, a spring and an upper positioning column, the lower positioning column, the spring and the upper positioning column are assembled in the inner cavity, two ends of the spring are respectively abutted to the upper positioning column and the lower positioning column, part of the lower positioning column protrudes out of the main body, and part of the lower positioning column protruding out of the main body is abutted to the triggering mechanism.
Preferably, one end of the main body, which is far away from the main supporting piece, is fixedly connected with a ring body, the ring body is provided with a first notch and a second notch, and the first notch and the second notch have the same depth.
Preferably, the trigger mechanism is provided with a bearing seat, and the bearing seat is provided with a seat body, a trigger plate and an assembly cavity; the trigger plate is fixedly connected with the side wall of the seat body, and the assembly cavity is arranged on the seat body;
the width of the seat body is matched with the widths of the first notch and the second notch, and the seat body is assembled on the ring body and clamped in the first notch and the second notch;
the trigger plate protrudes out of the seat body and is abutted against the locking mechanism; the part of the lower positioning column protruding out of the main body abuts against the assembly cavity.
Preferably, the main part sets up the external screw thread, and the mechanism that locks sets up to the lock position ring, and the internal thread of lock position ring and the external screw thread phase-match that the main part set up lock position ring and trigger the board butt.
Preferably, the trigger plate is provided with anti-skidding line, and the one side of pedestal that keeps away from the trigger plate is provided with anti-skidding line.
Preferably, the upper positioning columns are arranged in one or more.
Preferably, the fixing frame is provided with an assembling hole, and the reflection ball is fixedly assembled in the assembling hole.
Preferably, the movable arm is provided with a through hole, one end of the main supporting piece, which is far away from the detachable mounting mechanism, is movably assembled in the through hole, and one end of the movable arm, which is far away from the through hole, is movably assembled with the movable rod.
More preferably, the movable arm is arranged in a left-right symmetrical structure.
The utility model discloses a minimal access surgery navigation puncture utensil still is provided with the puncture subassembly, and the puncture subassembly is fixed to be assembled in the assembly seat.
Preferably, the puncture assembly is configured as any one of a puncture trocar, an ablation electrode needle or a puncture aspiration needle.
The minimally invasive surgery navigation puncture tool is provided with a fixed frame, a movable rod, a movable arm, a main supporting piece, a detachable mounting mechanism and a puncture assembly; the fixed frame is fixedly connected with one end of the movable rod, the other end of the movable rod is movably assembled with one end of the movable arm, the other end of the movable arm is movably assembled with one end of the main supporting piece, and the other end of the main supporting piece is fixedly assembled with the detachable installation mechanism. When the navigation puncture tool for the minimally invasive surgery is used, the angle of the fixing frame can be adjusted, the mounting mode is simple when the puncture assembly is mounted, the applicability is strong, and the operation is convenient; when the minimally invasive surgery navigation puncture tool is applied to an actual surgery, the optical positioning device tracks the reflection ball, the change of the spatial position of the puncture needle assembly can be dynamically tracked in real time, the puncture angle and the depth of the puncture needle assembly can be conveniently adjusted in real time in the surgery, the puncture needle can puncture the diseased part of a patient according to a planned preset surgery path, and the minimally invasive surgery navigation puncture tool has the characteristic of accurate positioning.
Drawings
The present invention will be further described with reference to the accompanying drawings, but the contents in the drawings do not constitute any limitation to the present invention.
Fig. 1 is a schematic structural view of the navigation puncture device for minimally invasive surgery of the present invention.
Fig. 2 is a schematic structural view of the movable rod and the movable arm of the navigation puncture instrument for minimally invasive surgery of the utility model.
Fig. 3 is a schematic structural view of the fixing frame of the navigation puncture device for minimally invasive surgery of the present invention.
Fig. 4 is a schematic view of the overall structure of the detachable mounting mechanism of the navigation puncture device for minimally invasive surgery of the present invention.
Fig. 5 is a schematic structural view of the navigation puncture device for minimally invasive surgery of the present invention in example 1.
Fig. 6 is a schematic view of an exploded structure of the detachable mounting mechanism of the navigation puncture device for minimally invasive surgery of the present invention.
Fig. 7 is another exploded view of the detachable mounting mechanism of the navigation puncture device for minimally invasive surgery of the present invention.
Fig. 8 is a schematic sectional structure view of the detachable mounting mechanism of the navigation puncture device for minimally invasive surgery of the present invention.
Fig. 9 is a schematic view of the operation principle of the navigation puncture device for minimally invasive surgery of the present invention.
In fig. 1 to 9, there are included:
a fixed frame 100,
A fitting hole 110,
A movable rod 200, a movable arm 300,
A through hole 310,
The main support 400,
A detachable mounting mechanism 500,
A main body 510,
A first notch 5111, a second notch 5112,
An elastic moving mechanism 520,
A lower positioning column 521, a spring 522, an upper positioning column 523,
A trigger mechanism 530,
A locking mechanism 540,
A puncture needle assembly 600, a reflector ball 700, and an assembly shaft 800.
Detailed Description
The invention will be further described with reference to the following examples.
Example 1.
A minimally invasive surgery navigation puncture instrument is provided with a fixed frame 100, a movable rod 200, a movable arm 300, a main support 400 and a detachable mounting mechanism 500, as shown in figure 1.
The fixed frame 100 is fixedly connected with one end of the movable rod 200, the other end of the movable rod 200 is movably assembled with one end of the movable arm 300, the other end of the movable arm 300 is movably assembled with one end of the main support 400, and the other end of the main support 400 is fixedly assembled with the detachable mounting mechanism 500.
In this embodiment, the angle of the fixing frame 100 can be adjusted, and the doctor can adjust the angle according to actual requirements when performing surgical operations. Specifically, the movable rod 200 and the movable arm 300 are fixedly connected through the assembly shaft 800, and after the assembly shaft 800 is loosened, the angle of the movable rod 200 is adjusted as required, and then the assembly shaft 800 is fixed.
As shown in FIG. 2, the movable arm 300 is provided with a through hole 310, one end of the main support 400 away from the detachable mounting mechanism 500 can be movably assembled in the through hole 310, and one end of the movable arm 300 away from the through hole 310 can be movably assembled with the movable rod 200. Note that the movable arm 300 is provided in a bilaterally symmetrical structure.
The angle adjustment can be performed when the operation is needed by the movable assembly of the movable arm 300 and the main support 400 of the present embodiment. Specifically, the assembly shaft 800 fixed between the movable arm 300 and the main support 400 is loosened, and after the angle of the movable arm 300 is adjusted as required, the assembly shaft 800 is screwed tightly, so that the angle adjustment can be completed, and the position of the fixing frame 100 can meet the requirement of the operation.
As shown in fig. 3, the fixing frame 100 is provided with fitting holes 110, and the reflection balls 700 are fixedly fitted to the fitting holes 110. In practical application, the optical positioning device is used for tracking the position of the reflection ball 700, so that the change of the spatial position of the puncture needle assembly 600 can be dynamically tracked in real time, and the puncture needle assembly 600 can be conveniently and accurately inserted into a diseased part of a patient.
It should be noted that the shape of the fixing frame 100 is not limited to the shape described in the present embodiment, and the fixing frame 100 may be configured in other shapes, and those skilled in the art can freely configure the fixing frame according to actual needs, and the description is not repeated.
As shown in fig. 4 to 5, the detachable mounting mechanism 500 is provided with a main body 510 having an inner cavity, an elastic moving mechanism 520, a trigger mechanism 530, and a capture mechanism 540; one end of the main body 510 is coupled to the main support 400, and the other end of the main body 510 is provided with a mounting seat 513 for mounting the puncture needle; the elastic moving mechanism 520 is assembled in the inner cavity of the main body 510, the trigger mechanism 530 is assembled in the main body 510, the trigger mechanism 530 abuts against the elastic moving mechanism 520, and the locking mechanism 540 is assembled on the outer wall of the main body 510.
Specifically, the elastic moving mechanism 520 is provided with a lower positioning column 521, a spring 522 and an upper positioning column 523, the lower positioning column 521, the spring 522 and the upper positioning column 523 are assembled in the inner cavity, two ends of the spring 522 are respectively abutted to the upper positioning column 523 and the lower positioning column 521, a part of the lower positioning column 521 protrudes out of the main body 510, and a part of the lower positioning column 521 protruding out of the main body 510 is abutted to the trigger mechanism 530.
In this embodiment, a ring body 511 is fixedly connected to an end of the main body 510 away from the main support 400, the ring body 511 is provided with a first slot 5111 and a second slot 5112, and the first slot 5111 and the second slot 5112 have the same depth. As shown in fig. 6 to 8, the depths of the first and second notches 5111 and 5112 are defined as H.
Specifically, the above-mentioned trigger mechanism 530 is provided with a bearing seat, which is provided with a seat body 531, a trigger plate 532 and an assembly cavity 533. The trigger plate 532 is fixedly connected with the side wall of the seat body 531, and the assembly cavity 533 is arranged on the seat body 531; the width of the seat body 531 is matched with the widths of the first notch 5111 and the second notch 5112, and the seat body 531 is assembled on the ring body 511 and clamped in the first notch 5111 and the second notch 5112; the trigger plate 532 protrudes out of the seat body 531, and the trigger plate 532 abuts against the locking mechanism 540; the portion of the lower positioning post 521 protruding from the main body 510 abuts against the assembling cavity 533.
In this embodiment, the width of the seat body 531 is defined as D, the width of the first slot 5111 is defined as h, and the width of the second slot 5112 is defined as D, wherein the width of the first slot 5111 is equal to the width of the second slot 5112. The relationship between the width D of the seat body 531 and the equivalent of the width h of the first groove 5111 and the width D of the second groove 5112 is not limited to the above description, and may be smaller than the widths of the first groove 5111 and the second groove 5112, but not larger than the widths of the first groove 5111 and the second groove 5112. It should be noted that those skilled in the art can design the device according to actual situations, and the device is not limited herein.
Specifically, the main body 510 is provided with an external thread 512, the locking mechanism 540 is provided as a locking ring, the internal thread 541 of the locking ring is matched with the external thread 512 provided on the main body 510, and the locking ring is abutted to the trigger plate 532.
The trigger plate 532 in this embodiment is provided with anti-slip patterns 5321, and one side of the seat body 531 far away from the trigger plate 532 is provided with anti-slip patterns 5321. When the locking ring is released, the trigger plate 532 can move upwards under the action of a certain external force, and the anti-skid grains 5321 can play a role in skid resistance in the process of applying the external force.
As shown in fig. 9, before an operation, image data of a lesion region of a patient is acquired through an imaging device such as CT or MRI and is input to a system controller for storage, and after image information of a lesion region of a patient such as CT or MRI is read by a main processor in the system controller, preprocessing such as image segmentation, fusion, three-dimensional reconstruction and the like is performed, and fused images are displayed on a display for preparation before the operation.
It should be noted that the lesion area may be a spine, a joint, or other parts of the body.
When the navigation puncture instrument for the minimally invasive surgery is applied to a specific surgery, the optical positioning device is used for tracking the reflection ball 700 on the fixing frame 100, the spatial position of the puncture needle assembly 600 can be dynamically tracked and adjusted in real time, the puncture needle assembly 600 can conveniently puncture the diseased part of a patient according to a given surgery path, and the navigation puncture instrument has the characteristic of accurate positioning.
Example 2.
The other structures of the minimally invasive surgery navigation puncture instrument are the same as those of the embodiment 1, and the difference is that: the angle adjustment can be performed by the movable assembly of the movable arm 300 and the main support 400 of the present embodiment. Specifically, the assembly shaft 800 fixed between the movable arm 300 and the main support 400 is loosened, and after the angle of the main support 400 is adjusted as required, the assembly shaft 800 is fixed and screwed, so that the angle adjustment can be completed, and the position of the fixing frame 100 is just suitable for the needs of the operation.
In this embodiment, the angle between the movable rod 200 and the movable arm 300 can be adjusted at the same time, or the angle between the movable rod 200 and the main supporting member 400 can be adjusted at the same time, so as to fix the fixing frame 100 at a position suitable for the surgical requirements, thereby meeting the surgical requirements. It should be noted that, the adjustment mode can be selected by those skilled in the art according to the actual needs of the operation, and is not limited herein.
The minimally invasive surgery navigation puncture tool can enable the position of the fixing frame 100 to be just suitable for the requirement of surgery by adjusting the angles of the movable arm 300, the movable rod 200 or the main supporting piece 400 during surgery, and has the characteristic of simple and convenient operation.
Example 3.
The other structures of the minimally invasive surgery navigation puncture instrument are the same as those of the embodiment 1, and the difference is that: the utility model discloses a minimal access surgery navigation puncture utensil still is provided with the puncture subassembly, and the puncture subassembly is fixed to be assembled in assembly seat 513.
By loosening the locking mechanism 540 fixed on the side wall of the main body 510, the bearing seat can move up and down under the action of external force, the puncture needle assembly 600 can be just placed into the assembling seat 513 in the upward movement process of the bearing seat, and when the bearing seat moves down and returns to the original position, the puncture needle assembly 600 can be stabilized, the locking ring is locked downwards to enable the puncture needle assembly 600 to be abutted against the trigger plate 532, and the puncture needle assembly 600 is further fixed and prevented from falling.
The puncture assembly in this embodiment is configured as any one of a puncture trocar, an ablation electrode needle, or a puncture aspiration needle.
It should be noted that the puncture assembly is not limited to the one described in the present embodiment, and other puncture needles may be used. The person skilled in the art can select the type of puncture needle according to the actual requirements, which are not specifically described here.
This minimal access surgery navigation puncture utensil pushes away the carrier seat with the help of the effect of external force, can install the puncture subassembly in the assembly seat fast, has easy and simple to handle's characteristics.
Example 4.
A minimally invasive surgery navigation puncture instrument is the same as the embodiment 1 or 2 in other structures, and is different from the embodiment 1 or 2 in that: the upper positioning columns 523 in this embodiment are provided as one or more.
It should be noted that, in this embodiment, two upper positioning columns 523 are provided, the two upper positioning columns 523 are fixedly assembled and connected, and the two upper positioning columns 523 may have the same structure or different structures. In the specific design process, a person skilled in the art can design the design according to actual situations, and the design is not limited herein.
In this embodiment, the upper positioning column 523 abuts against one end of the spring 522, so that the triggering mechanism 530 can stabilize the spring 522 in the process of moving under the action of an external force.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. A minimally invasive surgery navigation puncture tool is characterized in that: the device is provided with a fixed frame, a movable rod, a movable arm, a main supporting piece and a detachable mounting mechanism;
the fixed frame is fixedly connected with one end of the movable rod, the other end of the movable rod is movably assembled with one end of the movable arm, the other end of the movable arm is movably assembled with one end of the main supporting piece, and the other end of the main supporting piece is fixedly assembled with the detachable installation mechanism.
2. The minimally invasive surgical navigation puncture instrument of claim 1, wherein: the detachable mounting mechanism is provided with a main body with an inner cavity, an elastic moving mechanism, a triggering mechanism and a locking mechanism;
one end of the main body is connected with the main supporting piece, and the other end of the main body is provided with an assembling seat for assembling the puncture needle;
the elastic moving mechanism is assembled in the inner cavity of the main body, the trigger mechanism is assembled in the main body and abutted against the elastic moving mechanism, and the locking mechanism is assembled on the outer wall of the main body.
3. The minimally invasive surgical navigation puncture instrument of claim 2, wherein: the elastic moving mechanism is provided with a lower positioning column, a spring and an upper positioning column, the lower positioning column, the spring and the upper positioning column are assembled in the inner cavity, two ends of the spring are respectively abutted to the upper positioning column and the lower positioning column, part of the lower positioning column protrudes out of the main body, and the part of the lower positioning column protruding out of the main body is abutted to the triggering mechanism.
4. The minimally invasive surgical navigation puncture instrument of claim 3, wherein: one end of the main body, which is far away from the main supporting piece, is fixedly connected with a ring body, the ring body is provided with a first notch and a second notch, and the depths of the first notch and the second notch are the same;
the trigger mechanism is provided with a bearing seat, and the bearing seat is provided with a seat body, a trigger plate and an assembly cavity; the trigger plate is fixedly connected with the side wall of the seat body, and the assembly cavity is arranged on the seat body;
the width of the seat body is matched with the widths of the first notch and the second notch, and the seat body is assembled on the ring body and clamped in the first notch and the second notch;
the trigger plate protrudes out of the seat body and is abutted against the locking mechanism;
the part of the lower positioning column protruding out of the main body abuts against the assembly cavity.
5. The minimally invasive surgical navigation puncture instrument of claim 4, wherein: the main part sets up the external screw thread, and the mechanism that locks sets up to the lock position ring, and the internal thread of lock position ring matches with the external screw thread that the main part set up, lock position ring and trigger plate butt.
6. The minimally invasive surgical navigation puncture instrument of claim 5, wherein: the trigger plate is provided with anti-skidding line, and the one side of pedestal that keeps away from the trigger plate is provided with anti-skidding line.
7. The minimally invasive surgical navigation puncture instrument of claim 3, wherein:
the upper positioning columns are arranged in one or more numbers.
8. The minimally invasive surgical navigation puncture instrument according to any one of claims 1 to 7, characterized in that: the fixing frame is provided with an assembling hole, and the reflecting ball is fixedly assembled in the assembling hole.
9. The minimally invasive surgical navigation puncture instrument according to any one of claims 1 to 7, characterized in that: the movable arm is provided with a through hole, one end of the main supporting piece, which is far away from the detachable mounting mechanism, can be movably assembled in the through hole, and one end of the movable arm, which is far away from the through hole, is movably assembled with the movable rod;
the movable arm is arranged in a bilateral symmetry structure.
10. The minimally invasive surgical navigation puncture instrument of claim 9, wherein:
the puncture assembly is fixedly assembled in the assembling seat;
the puncture assembly is arranged into any one of a puncture trocar, an ablation electrode needle or a puncture suction needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922192173.9U CN211433200U (en) | 2019-12-10 | 2019-12-10 | Minimally invasive surgery navigation puncture instrument |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922192173.9U CN211433200U (en) | 2019-12-10 | 2019-12-10 | Minimally invasive surgery navigation puncture instrument |
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| CN211433200U true CN211433200U (en) | 2020-09-08 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113599721A (en) * | 2021-07-29 | 2021-11-05 | 中科领航医疗科技有限公司 | Positioning light-reflecting small ball mechanism for surgical navigation and radioactive implantation system and use method |
| CN114271940A (en) * | 2021-12-01 | 2022-04-05 | 天衍医疗器材有限公司 | Positioning support system for surgical robot |
| WO2022116059A1 (en) * | 2020-12-02 | 2022-06-09 | 苏州市立普医疗科技有限公司 | Support body and puncture support |
| WO2023115901A1 (en) * | 2021-12-20 | 2023-06-29 | 北京诺亦腾科技有限公司 | Spatial positioning apparatus for surgical navigation and rigid body structure |
-
2019
- 2019-12-10 CN CN201922192173.9U patent/CN211433200U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022116059A1 (en) * | 2020-12-02 | 2022-06-09 | 苏州市立普医疗科技有限公司 | Support body and puncture support |
| CN113599721A (en) * | 2021-07-29 | 2021-11-05 | 中科领航医疗科技有限公司 | Positioning light-reflecting small ball mechanism for surgical navigation and radioactive implantation system and use method |
| CN113599721B (en) * | 2021-07-29 | 2024-02-06 | 中科领航医疗科技有限公司 | Positioning light reflecting small ball mechanism for surgical navigation and radioactive implantation system and use method |
| CN114271940A (en) * | 2021-12-01 | 2022-04-05 | 天衍医疗器材有限公司 | Positioning support system for surgical robot |
| WO2023115901A1 (en) * | 2021-12-20 | 2023-06-29 | 北京诺亦腾科技有限公司 | Spatial positioning apparatus for surgical navigation and rigid body structure |
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