CN212140624U - Breast cancer radio frequency ablation fixing bracket - Google Patents
Breast cancer radio frequency ablation fixing bracket Download PDFInfo
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- CN212140624U CN212140624U CN202020270788.9U CN202020270788U CN212140624U CN 212140624 U CN212140624 U CN 212140624U CN 202020270788 U CN202020270788 U CN 202020270788U CN 212140624 U CN212140624 U CN 212140624U
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Abstract
A breast cancer radio frequency ablation fixing bracket. In the process of a B ultrasonic guided radio frequency ablation operation, because no corresponding operation auxiliary instrument exists, a patient needs to lie on the back in the operation, and an assistant presses the breast with hands free-handedly in the whole operation process to keep a fixed state. The utility model discloses a breast cancer radio frequency ablation fixing bracket, a headrest fixing base is arranged at the bottommost part, the upper surface of the headrest fixing base is connected with the bottom end of a vertical branch of an L-shaped multi-joint movable support, and a curved surface breast pressing sheet is movably arranged on a horizontal branch of the L-shaped multi-joint movable support; a set of through holes are uniformly distributed on the surface of the curved surface chest pressing piece, a spherical universal joint is arranged in the middle of the upper surface of the curved surface chest pressing piece, and a hollow needle tube is arranged in the middle of the curved surface chest pressing piece. Utilize the utility model discloses a design carries out machinery to patient's breast before the art and presses, fixed shape location, replaces the artifical pressing mode of traditional assistant, and single other work that can carry out the whole operation.
Description
Technical Field
The utility model relates to a breast cancer radio frequency melts mounting bracket.
Background
The female breast is composed of skin, fibrous tissue, breast glands and fat, and breast cancer is a malignant tumor that occurs in mammary gland epithelial tissue. The B-ultrasonic guided radiofrequency ablation is an effective treatment mode for early breast cancer, has good curative effect due to short operation time, minimally invasive operation, small local wound and few postoperative complications, and has remarkable technical advantages compared with open surgical operation.
Women's breasts are very soft because they are composed primarily of fat. At present, owing to do not have corresponding operation auxiliary instrument, need the patient to lie on the back in the art, the assistant presses the breast in order to keep fixed state with bare-handed pressing of both hands in whole operation process, and the art person carries out the operation of puncturing based on the guide of B ultrasonic, because of the breast is too soft, can produce great deformation error owing to pressing in the art, need cooperate ultrasonic equipment to carry out needle channel adjustment many times to inside the accurate tumour that inserts, there is very high requirement to the cooperation between doctor's the operating skill and the doctor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a breast cancer radiofrequency ablation mounting bracket.
The above purpose is realized by the following technical scheme:
a breast cancer radio frequency ablation fixing bracket comprises a headrest fixing base, an L-shaped multi-joint movable support and a curved chest pressing sheet, wherein the headrest fixing base is arranged at the bottommost part, the upper surface of the headrest fixing base is connected with the bottom end of a vertical branch of the L-shaped multi-joint movable support, and the curved chest pressing sheet is movably arranged on a horizontal branch of the L-shaped multi-joint movable support;
the surface of the curved surface chest pressing piece is uniformly provided with a group of through holes, the middle part of the upper surface of the curved surface chest pressing piece is provided with a spherical universal joint for being connected with a vertical branch of the L-shaped multi-joint movable support, the middle part of the curved surface chest pressing piece is provided with a hollow needle tube, and the hollow needle tube penetrates through a panel of the curved surface chest pressing piece.
Preferably, one end of the horizontal branch of the L-shaped multi-joint movable support is further provided with a first trepan boring, a central shaft of the first trepan boring is perpendicular to a central shaft of the rod body of the horizontal branch, a screw thread through hole is formed in the hole wall of the first trepan boring, the central shaft of the screw thread through hole is the same as the central shaft of the horizontal branch, a screw locking nail is screwed into the screw thread through hole, the first trepan boring of the horizontal branch is sleeved on the vertical branch, and the horizontal branch is fixed on the vertical branch through the screw locking nail;
still suit the contact pin clamp on the horizontal branch, the one end of contact pin clamp sets up a second trepanning, the other end of contact pin clamp sets up a jack post hole, the center pin perpendicular to of second trepanning inserts the center pin in post hole, set up the screw through-hole on the pore wall of second trepanning, a screw locking nail of screw through-hole internal rotation, set up the screw through-hole on the pore wall in jack post hole, a screw locking nail of screw through-hole internal rotation, be used for the horizontal branch of cartridge in the jack pin trepanning, the downthehole cartridge spliced pole of jack post, the spliced pole is used for connecting the spherical universal joint on the curved surface chest preforming.
Preferably, the surfaces of the horizontal branch and the vertical branch of the L-shaped multi-joint movable support are respectively provided with a standard scale, and the horizontal branch and the vertical branch of the L-shaped multi-joint movable support are hollow steel pipes.
Preferably, the headrest fixing base comprises a flat body and a pillow body, the flat body and the pillow body are connected into an integral structure, the bottom surface of the flat body is a plane, the top surface of the flat body is an inclined surface, the thickness of the edge end of the flat body is smaller than that of the end connected with the pillow body, the pillow body is placed below the neck after operation, and the thickness of the headrest body is larger than that of the thickest part of the flat body.
Has the advantages that:
the utility model discloses a breast cancer radio frequency melts mounting bracket, can carry out machinery to patient's breast before the art and press, fixed shape location, replace the artifical pressing means of traditional assistant, one can carry out other works of whole platform operation, the curved surface chest preforming of taking a plurality of through-holes of contact skin passes through 3D printing mode processing preparation, reserve hollow needle way pipe, the operation doctor can puncture according to hollow needle way pipe guide, operation precision and operation efficiency have been improved greatly, and the operation degree of difficulty has been reduced, dismantle curved surface chest preforming down after the puncture is accomplished, use the B ultrasonic to examine and can implement the radio frequency after confirming and melt the treatment. For small-size tumor treatment, the angles and the sizes of the horizontal branch and the vertical branch on the L-shaped multi-joint movable support are adjusted, and then the L-shaped multi-joint movable support and the curved surface chest pressing sheet are used for fixing and positioning, so that the whole device is simple to operate and easy to learn and use.
The utility model discloses a curved surface chest preforming in multiple through holes can ventilate and can save material again, reduces consumptive material use cost, easily technical popularization.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The first embodiment is as follows:
the breast cancer rf ablation fixing bracket of the present embodiment, as shown in fig. 1, includes: the headrest fixing base 1 is arranged at the bottommost part, the upper surface of the headrest fixing base 1 is connected with the bottom end of a vertical branch 4 of the L-shaped multi-joint movable support 2, the curved surface chest pressing piece 3 is movably arranged on a horizontal branch 5 of the L-shaped multi-joint movable support 2, and the concave surface of the curved surface chest pressing piece faces towards an operator;
the even a set of through-hole 6 that distributes in surface of curved surface chest preforming 3, the upper surface middle part of curved surface chest preforming 3 sets up spherical universal joint 7 for be connected with the vertical branch 4 of L shape articulated movable support 2, the upper surface middle part of curved surface chest preforming 3 sets up hollow needle way pipe 8, hollow needle way pipe 8 passes curved surface chest preforming 3's panel.
Curved surface chest preforming 3 prints the preparation for 3D, according to the difference of different patient's breast shape size, the design is big, in, the curved surface chest preforming 3 of little three kinds of models, 3 even a set of through-holes 6 in surface of curved surface chest preforming, guarantee the air permeability on the one hand, reduce the material use on the one hand, can also be used for drawing the location target point in addition, 3 surface design spherical universal joints 7 of curved surface chest preforming, convenient and the assembly of L shape articulated movable support 2, hollow needle pipe 8's mounted position and direction carry out the location design according to MR nuclear magnetic data before the art, send the design file to the 3D printer, accomplish the processing preparation. In the design process, only the hollow needle tube 8 needs to be designed based on the shape of the curved surface chest pressing sheet 3, so that the design efficiency is improved.
The second embodiment is as follows:
different from the first specific embodiment, in the fixing bracket for radiofrequency ablation of breast cancer of the present embodiment, as shown in fig. 1, a first trepan 9 is further disposed at one end of a horizontal branch 5 of an L-shaped articulated movable support 2, a central axis of the first trepan 9 is perpendicular to a central axis of a rod body of the horizontal branch 5, a threaded through hole is disposed on a wall of the first trepan 9, the central axis of the threaded through hole is the same as the central axis of the horizontal branch 5, a screw locking nail 10 is screwed into the threaded through hole, the first trepan 9 of the horizontal branch 5 is sleeved on a vertical branch 4, and the horizontal branch 5 is fixed on the vertical branch 4 through the screw locking nail 10;
still suit pin holder 11 on horizontal branch 5, the one end of pin holder 11 sets up a second cover hole 12, the other end of pin holder 11 sets up a pin hole 13, the center pin perpendicular to of writing inserts the center pin of post hole 13, set up the screw through-hole on the pore wall of second cover hole 12, a screw locking nail 10 of screw through-hole internal rotation, set up the screw through-hole on the pore wall of pin hole 13, a screw locking nail 10 of screw through-hole internal rotation, be used for cartridge horizontal branch 5 in the pin cover hole 12, insert the spherical universal joint 7 on the post hole 13, spliced pole 14 is used for connecting curved surface chest preforming 3.
L shape articulated movable support 2 mainly includes stainless steel hollow steel pipe and screw locking nail 10, can realize the activity of multi freedom, including the translation is rotatory, by standard scale on the every steel pipe, conveniently adjusts the calibration, and to different size patients, its conformality is higher, through cooperating the installation with headrest unable adjustment base 1, realizes fixedly. The part for installing the curved surface breast pressing sheet 3 is the ball universal joint 7, so that the degree of freedom of the curved surface breast pressing sheet 3 can be further improved, the breast can be pressed at an optimal angle, and the shape of the breast can be fixed and positioned.
The third concrete implementation mode:
different from the first or second specific embodiments, in the breast cancer rf ablation fixing bracket of the present embodiment, as shown in fig. 1, the surfaces of the horizontal branch 4 and the vertical branch 5 of the L-shaped multi-joint movable bracket 2 are both provided with standard scales, and the horizontal branch 4 and the vertical branch 5 of the L-shaped multi-joint movable bracket 2 are hollow steel tubes.
The fourth concrete implementation mode:
different from the third specific embodiment, the fixing bracket for radiofrequency ablation of breast cancer of the present embodiment is, as shown in fig. 1, the headrest fixing base 1 includes a flat body 15 and a headrest body 16, the flat body 15 and the headrest body 16 are connected into an integrated structure, the flat body 15 is used to be placed under the shoulder of an operator to support the shoulder of the operator, the bottom surface of the flat body 15 is a plane, the top surface is an inclined surface, the thickness of the edge end of the flat body 15 is smaller than the thickness of the end connected with the headrest body 16, the headrest body 16 is used to be placed under the neck after operation, and the thickness of the headrest body 16 is larger than the thickness of the thickest part of the flat body.
The edge of the pillow body 16 is provided with a mounting hole, and the mounting hole of the pillow body 16 is connected with the vertical branch 4 of the L-shaped multi-joint movable bracket 2.
The fifth concrete implementation mode:
different from the fourth specific embodiment, in the fixing bracket for radiofrequency ablation of breast cancer of the present embodiment, as shown in fig. 1, the headrest fixing base 1 is made of polyurethane foam and glass fiber, and has a soft surface and high comfort.
The working principle is as follows:
1. directly and flatly placing a headrest fixing base of a breast cancer radio-frequency ablation fixing bracket on an operating bed, pressing the headrest fixing base under the shoulders of a patient, drawing a positioning target point at a porous position of a curved surface chest pressing sheet by using a marker pen, pasting a mark positioning ball on the target point, then carrying out MR nuclear magnetic scanning to obtain scanning data of the target point, and removing the breast cancer radio-frequency ablation fixing bracket and the mark positioning ball after scanning;
2. reconstruction using medical software: performing three-dimensional reconstruction on the scanning data, drawing tumor and curved surface chest compression areas by using a mask function, and obtaining a three-dimensional model through three-dimensional reconstruction;
3. designing a curved surface chest pressing sheet with a needle channel by using design software, wherein the needle channel design principle is to ensure the shortest puncture distance as far as possible so as to reduce puncture errors, and the puncture distance only needs to be considered as the breast has no other organs or important blood vessels;
4. inputting the design of the curved surface chest pressing sheet with the puncture needle channel into a 3D printer to finish printing;
5. carrying out conventional disinfection operation on the tabletting by using ethylene oxide at low temperature, and preoperatively installing the tabletting on a breast cancer radio frequency ablation fixing bracket;
6. the patient lies on the bracket base, presses the base, adjusts the joint arm according to the scale parameters on the joint arm to keep the state consistent with the nuclear magnetic scanning, and adjusts the position of the curved surface chest pressing sheet based on the mark point on the skin of the patient to align and press the curved surface chest pressing sheet on the breast of the patient.
Claims (4)
1. A breast cancer radio frequency ablation fixing bracket is characterized in that: the device comprises a headrest fixing base, an L-shaped multi-joint movable support and a curved surface chest pressing sheet, wherein the headrest fixing base is arranged at the bottommost part, the upper surface of the headrest fixing base is connected with the bottom ends of vertical branches of the L-shaped multi-joint movable support, and the curved surface chest pressing sheet is movably arranged on a horizontal branch of the L-shaped multi-joint movable support;
the surface of the curved surface chest pressing piece is uniformly provided with a group of through holes, the middle part of the upper surface of the curved surface chest pressing piece is provided with a spherical universal joint for being connected with a vertical branch of the L-shaped multi-joint movable support, the middle part of the curved surface chest pressing piece is provided with a hollow needle tube, and the hollow needle tube penetrates through a panel of the curved surface chest pressing piece.
2. The breast cancer radio frequency ablation anchor bracket of claim 1, wherein: a first trepanning is further arranged at one end of a horizontal branch of the L-shaped multi-joint movable support, a central shaft of the first trepanning is perpendicular to a central shaft of a rod body of the horizontal branch, a threaded through hole is formed in the hole wall of the first trepanning, the central shaft of the threaded through hole is the same as that of the horizontal branch, a screw locking nail is screwed in the threaded through hole, the first trepanning of the horizontal branch is sleeved on the vertical branch, and the horizontal branch is fixed on the vertical branch through the screw locking nail;
still suit the contact pin clamp on the horizontal branch, the one end of contact pin clamp sets up a second trepanning, the other end of contact pin clamp sets up a jack post hole, the center pin perpendicular to of second trepanning inserts the center pin in post hole, set up the screw through-hole on the pore wall of second trepanning, a screw locking nail of screw through-hole internal rotation, set up the screw through-hole on the pore wall in jack post hole, a screw locking nail of screw through-hole internal rotation, be used for the horizontal branch of cartridge in the jack pin trepanning, the downthehole cartridge spliced pole of jack post, the spliced pole is used for connecting the spherical universal joint on the curved surface chest preforming.
3. The breast cancer radio frequency ablation anchor bracket of claim 1 or 2, wherein: the horizontal branch and the vertical branch of the L-shaped multi-joint movable support are respectively provided with a standard scale, and the horizontal branch and the vertical branch of the L-shaped multi-joint movable support are hollow steel pipes.
4. The breast cancer radio frequency ablation anchor bracket of claim 3, wherein: the headrest fixing base comprises a flat body and a pillow body, the flat body and the pillow body are connected into an integral structure, the bottom surface of the flat body is a plane, the top surface of the flat body is an inclined plane, the thickness of the edge end of the flat body is smaller than that of the end connected with the pillow body, the pillow body is used for being placed below the neck after operation, and the thickness of the pillow body is larger than that of the thickest part of the flat body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020270788.9U CN212140624U (en) | 2020-03-08 | 2020-03-08 | Breast cancer radio frequency ablation fixing bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020270788.9U CN212140624U (en) | 2020-03-08 | 2020-03-08 | Breast cancer radio frequency ablation fixing bracket |
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| Publication Number | Publication Date |
|---|---|
| CN212140624U true CN212140624U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020270788.9U Active CN212140624U (en) | 2020-03-08 | 2020-03-08 | Breast cancer radio frequency ablation fixing bracket |
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|---|---|
| CN (1) | CN212140624U (en) |
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2020
- 2020-03-08 CN CN202020270788.9U patent/CN212140624U/en active Active
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