CN215424988U - Noninvasive external fixation mark point tumor positioning system - Google Patents
Noninvasive external fixation mark point tumor positioning system Download PDFInfo
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- CN215424988U CN215424988U CN202121091159.0U CN202121091159U CN215424988U CN 215424988 U CN215424988 U CN 215424988U CN 202121091159 U CN202121091159 U CN 202121091159U CN 215424988 U CN215424988 U CN 215424988U
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Abstract
The utility model relates to the technical field of medical instruments and discloses a noninvasive external fixation mark point tumor positioning system which comprises a guide tube, wherein a first handle is fixed at one end of the guide tube, a moving rod is arranged in the guide tube, a second handle is fixed at one end of the moving rod, which is positioned outside the guide tube, a push block is arranged at one end of the moving rod, which is positioned inside the guide tube, a connecting rod is movably sleeved in the moving rod, a rotating block is arranged at one end of the connecting rod, which is positioned outside the guide tube, and a connector is fixed at one end of the connecting rod, which is positioned inside the guide tube. This noninvasive external fixation mark point tumour positioning system is provided with first syringe needle and second syringe needle on the fixed block, and first syringe needle can transversely puncture tumor tissue, and the second syringe needle can vertically puncture tumor tissue to fix the stable inside at tumor tissue of fixed block, thereby make radiotherapy equipment can accurately fix a position tumour position.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a noninvasive in-vitro fixed mark point tumor positioning system.
Background
Breast tumors are one of the common diseases of women, and the best mode for treating breast tumors is to firstly perform preoperative treatment such as radiotherapy or chemotherapy and the like and then perform surgical excision at present. However, after a breast tumor patient is subjected to preoperative chemotherapy or radiotherapy, breast tumor tissue can be obviously reduced or disappeared (clinical inaccessible images cannot be displayed), so that a breast tumor tissue target which is pre-excised in later-stage surgical treatment is not clear, and operation is difficult, and therefore a tumor positioning device is required to position a tumor so as to accurately find the position of the tumor tissue.
Some tumor localization devices currently on the market:
(1) the positioning device can be placed in tumor tissue only by cutting a large wound at the tumor of a patient, unsightly scars can be left, and the wound recovery is slow, so that the recovery of the patient is not facilitated;
(2) the fixation of the positioning device is poor, so that the positioning device can easily slide out of tumor tissues of a patient, thereby losing the positioning effect on the tumor and bringing troubles to subsequent operations.
Therefore, we propose a non-invasive in vitro tumor localization system with fixed markers to solve the above mentioned problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art in the background art, the utility model aims to provide a noninvasive external fixation mark point tumor positioning system, which aims to solve the problems that in some noninvasive external fixation mark point tumor positioning systems in the market proposed in the background art, a large wound needs to be cut at the tumor of a patient, and the positioning device can be placed in tumor tissue, so that unsightly scars can be left, the wound recovery is slow, and the recovery of the patient is not facilitated; and the fixation of the positioning device is poor, so that the positioning device is easy to slide out of tumor tissues of a patient, the positioning effect on the tumor is lost, and the subsequent operation is troublesome.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides a noninvasive external fixation mark point tumour positioning system, includes the pipe, the one end of pipe is fixed with the first in command, the inside of pipe is provided with the carriage release lever, the one end that the carriage release lever is located the pipe outside is fixed with the second handle, the one end that the carriage release lever is located the pipe inside is provided with the ejector pad, the connecting rod has been cup jointed in the inside activity of carriage release lever, the one end that the connecting rod is located the pipe outside is provided with the turning block, the one end that the connecting rod is located the pipe inside is fixed with the connector, be connected with locating component on the connector.
Preferably, one side of the push block is fixed with one end of the moving rod, and the push block is made of rubber materials.
Preferably, one side of the rotating block is fixed with one end of the connecting rod, and anti-skid grains are arranged on the outer side of the rotating block.
Preferably, the locating component comprises a fixed block, a mounting hole is formed in one side of the fixed block, an internal thread is arranged on the inner side wall of the mounting hole, an external thread is arranged on the connecting head, and the fixed block is connected with the connecting head through the mounting hole in a threaded mode.
Further, the through-hole has all been seted up to the both sides of fixed block, one side of fixed block is fixed with first syringe needle, two recesses have been seted up to the inside of fixed block, two the inside of recess all is provided with the movable plate, two one side of movable plate all is fixed with the second syringe needle, two all be fixed with the spring between movable plate and the recess that corresponds.
Furthermore, the inner side wall of the groove is provided with sliding grooves, sliding blocks are fixed on two sides of the moving plate, and the moving plate is connected with the sliding grooves in a sliding mode through the sliding blocks.
Furthermore, a plurality of fixing lines are arranged on the outer side wall of the fixing block, and the fixing lines are X-shaped.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: the noninvasive in-vitro fixed mark point tumor positioning system comprises:
(1) through the cooperation use of pipe, carriage release lever and connecting rod, can be convenient place patient's tumor tissue with positioner, the wound that causes is less, and the injury that causes the human body is also less, is favorable to the recovery of patient's postoperative.
(2) Be provided with first syringe needle and second syringe needle on the fixed block, first syringe needle can transversely puncture tumor tissue, and the second syringe needle can vertically puncture tumor tissue to with the stable inside of fixing at tumor tissue of fixed block, and be provided with the set line on the lateral wall of fixed block, can further help the fixed block to adhere to the inside at tumor tissue, thereby make radiotherapy equipment can pinpoint the tumor place position, improved the accurate degree of tumor location.
Drawings
FIG. 1 is a perspective view of a non-invasive in vitro tumor localization system of fixed marker points according to the present invention;
FIG. 2 is a schematic structural diagram of a noninvasive in vitro tumor localization system for fixing marker points according to the present invention;
FIG. 3 is an enlarged schematic view of the tumor location system at the point A of the noninvasive in vitro fixation mark point according to the present invention;
fig. 4 is a perspective view of a positioning assembly of the noninvasive in vitro fixed marker tumor positioning system of the present invention.
In the figure: the device comprises a catheter 1, a first handle 2, a moving rod 3, a rotating block 4, a connecting rod 5, a pushing block 6, a fixed block 7, a first needle 8, a connector 9, a sliding groove 10, a moving plate 11, a spring 12, a sliding block 13, fixing lines 14, a through hole 15, a second needle 16 and a second handle 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a non-invasive in vitro tumor positioning system with fixed markers; the guide tube comprises a guide tube 1, wherein a first handle 2 is fixed at one end of the guide tube 1, a moving rod 3 is arranged in the guide tube 1, a second handle 17 is fixed at one end of the moving rod 3, which is positioned outside the guide tube 1, a push block 6 is arranged at one end of the moving rod 3, which is positioned inside the guide tube 1, a connecting rod 5 is movably sleeved in the moving rod 3, a rotating block 4 is arranged at one end of the connecting rod 5, which is positioned outside the guide tube 1, a connector 9 is fixed at one end of the connecting rod 5, which is positioned inside the guide tube 1, and a positioning assembly is connected onto the connector 9;
as a preferred technical scheme of the utility model: one side of the push block 6 is fixed with one end of the movable rod 3, and the push block 6 is made of rubber materials and can push the positioning assembly out of the catheter 1, so that tumor tissues are positioned;
as a preferred technical scheme of the utility model: one side of the rotating block 4 is fixed with one end of the connecting rod 5, and the outer side of the rotating block 4 is provided with anti-slip lines, so that the rotating block 4 can be rotated conveniently, and the hands can be prevented from slipping;
as a preferred technical scheme of the utility model: the positioning assembly comprises a fixed block 7, a mounting hole is formed in one side of the fixed block 7, internal threads are formed in the inner side wall of the mounting hole, external threads are formed in a connector 9, the fixed block 7 is in threaded connection with the connector 9 through the mounting hole, after the fixed block 7 is pushed out of the catheter 1, the rotating block 4 is rotated to drive the connecting rod 5 to rotate, so that the connector 9 is driven to rotate, the connector 9 is separated from the fixed block 7, and the catheter 1, the moving rod 3 and the connecting rod 5 can be conveniently taken out of a patient;
as a preferred technical scheme of the utility model: through holes 15 are formed in two sides of the fixed block 7, a first needle 8 is fixed on one side of the fixed block 7, two grooves are formed in the fixed block 7, moving plates 11 are arranged in the two grooves, a second needle 16 is fixed on one side of each moving plate 11, springs 12 are fixedly arranged between the two moving plates 11 and the corresponding grooves, when the fixed block 7 is located in the catheter 1, the springs 12 are in a compressed state under the pressure of the inner side wall of the catheter 1, when the fixed block 7 is pushed out of the catheter 1, the springs 12 losing resistance are popped outwards to drive the moving plates 11 to move, and therefore the second needles 16 are driven to penetrate out of the through holes 15 to puncture tumor tissues;
as a preferred technical scheme of the utility model: the inner side walls of the grooves are all provided with sliding grooves 10, two sides of the moving plate 11 are both fixed with sliding blocks 13, and the moving plate 11 is in sliding connection with the sliding grooves 10 through the sliding blocks 13, so that the moving plate 11 can slide up and down in the grooves, and the second needle head 16 can conveniently puncture tumor tissues;
as a preferred technical scheme of the utility model: be provided with a plurality of sessile lines 14 on the lateral wall of fixed block 7, the shape of sessile line 14 is X-shaped, has increased the frictional force on fixed block 7 surface on the whole, can help fixed block 7 to stably adhere to in the inside of tumour tissue to make radiotherapy equipment can accurately fix a position tumour position.
The working principle of the embodiment is as follows: as shown in fig. 1-4, when using the noninvasive external fixation mark point tumor positioning system, firstly, with the help of the medical imaging machine in the prior art, the medical staff inserts the catheter 1 into the tumor part of the patient, then pushes the moving rod 3, so as to drive the positioning assembly to move out from the inside of the catheter 1, during the moving process, the first needle 8 will transversely puncture the tumor tissue, when the positioning assembly is completely moved out from the catheter 1, the spring 12 losing resistance will spring outwards, so as to drive the moving plate 11 to move, so as to drive the second needle 16 to penetrate out from the through hole 15 to puncture the tumor tissue, so as to stably fix the fixing block inside the tumor tissue, and the fixing lines are arranged on the outer side wall of the fixing block, so as to further help the fixing block to be attached to the inside of the tumor tissue, so as to enable the radiotherapy equipment to accurately position the tumor part, the accuracy of tumor location is improved, and finally, the rotating block is rotated to drive the connecting rod 5 to rotate, so as to drive the connecting head 9 to rotate, so that the connecting head 9 is separated from the fixed block 7, so that the catheter 1, the moving rod 3 and the connecting rod 5 can be conveniently taken out of the body of a patient, and the whole working process is just the working process of the whole device, and the content which is not described in detail in the specification belongs to the prior art which is known by the professional skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, may be fixedly connected or detachably connected; or indirectly through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations; it will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.
Claims (7)
1. The utility model provides a noninvasive external fixation mark point tumour positioning system, includes pipe (1), its characterized in that, the one end of pipe (1) is fixed with the first in command (2), the inside of pipe (1) is provided with carriage release lever (3), the one end that carriage release lever (3) are located the pipe (1) outside is fixed with second handle (17), the one end that carriage release lever (3) are located pipe (1) inside is provided with ejector pad (6), connecting rod (5) have been cup jointed in the inside activity of carriage release lever (3), the one end that connecting rod (5) are located pipe (1) outside is provided with runner (4), the one end that connecting rod (5) are located pipe (1) inside is fixed with connector (9), be connected with locating component on connector (9).
2. The system for noninvasive in-vitro fixation of marker points for tumor location according to claim 1, wherein one side of the push block (6) is fixed with one end of the moving rod (3), and the push block (6) is made of rubber material.
3. The system for non-invasive in-vitro positioning of a tumor with fixed marker points according to claim 1, wherein one side of the rotating block (4) is fixed with one end of the connecting rod (5), and the outer side of the rotating block (4) is provided with anti-skid lines.
4. The noninvasive external fixation mark tumor positioning system of claim 1, wherein the positioning assembly comprises a fixing block (7), a mounting hole is opened on one side of the fixing block (7), an internal thread is provided on the inner sidewall of the mounting hole, an external thread is provided on the connector (9), and the fixing block (7) is in threaded connection with the connector (9) through the mounting hole.
5. The noninvasive in vitro fixed marker tumor positioning system according to claim 4, wherein the fixed block (7) has through holes (15) on both sides, the first needle (8) is fixed on one side of the fixed block (7), the fixed block (7) has two grooves in its interior, the movable plates (11) are disposed in both grooves, the second needle (16) is fixed on one side of both movable plates (11), and the springs (12) are disposed between both movable plates (11) and their corresponding grooves.
6. The system for non-invasive in-vitro tumor localization according to claim 5, wherein the inner side wall of the groove is provided with a sliding groove (10), the two sides of the moving plate (11) are fixed with sliding blocks (13), and the moving plate (11) is slidably connected with the sliding groove (10) through the sliding blocks (13).
7. The system for noninvasive in-vitro fixation marker tumor localization according to claim 4, characterized in that a plurality of fixing lines (14) are arranged on the outer side wall of the fixation block (7), and the fixing lines (14) are X-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121091159.0U CN215424988U (en) | 2021-05-20 | 2021-05-20 | Noninvasive external fixation mark point tumor positioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121091159.0U CN215424988U (en) | 2021-05-20 | 2021-05-20 | Noninvasive external fixation mark point tumor positioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215424988U true CN215424988U (en) | 2022-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121091159.0U Expired - Fee Related CN215424988U (en) | 2021-05-20 | 2021-05-20 | Noninvasive external fixation mark point tumor positioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215424988U (en) |
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2021
- 2021-05-20 CN CN202121091159.0U patent/CN215424988U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |