CN117180642A - Novel radioactive seed implanter with push pin inside - Google Patents
Novel radioactive seed implanter with push pin inside Download PDFInfo
- Publication number
- CN117180642A CN117180642A CN202311208453.9A CN202311208453A CN117180642A CN 117180642 A CN117180642 A CN 117180642A CN 202311208453 A CN202311208453 A CN 202311208453A CN 117180642 A CN117180642 A CN 117180642A
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- CN
- China
- Prior art keywords
- push
- seed
- sleeve
- needle
- positioning
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000002285 radioactive effect Effects 0.000 title claims abstract description 15
- 241000721671 Ludwigia Species 0.000 claims abstract description 22
- 239000011324 bead Substances 0.000 claims description 10
- 230000000740 bleeding effect Effects 0.000 claims description 10
- 239000008280 blood Substances 0.000 claims description 5
- 210000004369 blood Anatomy 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 5
- 125000006850 spacer group Chemical group 0.000 claims 3
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 238000002513 implantation Methods 0.000 description 6
- 208000002193 Pain Diseases 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000036407 pain Effects 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002725 brachytherapy Methods 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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- Sowing (AREA)
Abstract
The application discloses a novel radioactive seed implanter with a push pin. Comprises a seed bin seat, a seed box, a rear push rod component and a handle. The seed bin seat is transversely provided with a penetrating push pin channel, the front end of the seed bin seat is provided with a mounting nozzle, the mounting nozzle is provided with a conical front guide rod, an elastic button, a clamping hook and a positioning sheet, the elastic button is used for rapidly releasing or connecting a puncture needle, the rear end of the seed bin seat is provided with a threaded interface, and the rear end of the seed bin seat is connected with a rear push rod assembly through threads; the seed bin seat is longitudinally provided with a seed box jack, the upper part of the seed bin seat is connected with a seed box, the seed box jack is vertically communicated, and the bottom of the seed bin seat is connected with a handle through a screw. The rear push rod assembly comprises a push needle, a push needle sleeve and a positioning sleeve. The push pin is internally arranged in the push pin sleeve and moves up and down along the sleeve long groove. The application is characterized in that: the positioning sleeve is added on the push needle sleeve, so that the push needle sleeve can be suitable for puncture needles with different lengths; the mode of connecting the puncture needles is simple and easy to operate; the push pin is built in, and the operation safety performance is good.
Description
Technical Field
The application relates to the technical field of medical appliances, in particular to a novel radioactive seed implanter with a push pin.
Background
The radioactive seed implantation has become a mainstream treatment mode of tumor at present, which belongs to a kind of brachytherapy. The seed source core radioactive rays are utilized to kill cancer cells, so that the purposes of treating and relieving pains are achieved. Radioactive seed implantation surgery requires high medical expertise and surgical skill. In use, the front end of the seed implanter is connected with the puncture needles, the rear end is connected with the push needles, a plurality of puncture needles are firstly punctured into a patient according to preset depth and position, then the seed implanter is connected with the corresponding puncture needles, and after the connection is completed, seeds in the seed implanter are pushed to focus positions of the patient through the push needles.
The existing long-pattern seed implanter has complex structure, large operation space and inapplicable surgical positions, meanwhile, the implanter also needs to be matched with a special puncture needle for use, and different types of implanters can only correspond to a puncture needle with a single length, so that purchase burden is caused to hospitals; the push needle of the short-type seed implanter is externally arranged and is easy to break and bend, the tip of the push needle is exposed in the disinfection and use process, personnel injury is easily caused, and the implantation needle or the gun body is generally required to be rotated in a connection mode of the implantation needle and the puncture needle, so that inconvenience is brought to operation of doctors, and pain of patients is increased.
Disclosure of Invention
Aiming at the existing problems, the application provides a novel radioactive seed implanter with a push pin, which can be matched with various puncture needles in the market, has a simple pin clamping mode and does not need to rotate a gun body or the puncture needles; the design of the positioning sleeve in the push needle assembly can be suitable for the puncture needles with different lengths; the push pin is simple in design structure and high in operation safety.
The application adopts the specific technical scheme that: comprises a seed bin seat, a seed box, a back push needle component and a handle.
The seed bin seat comprises a main body, a mounting nozzle and a threaded interface.
The seed bin seat is transversely provided with a penetrating push pin channel, the mounting mouth and the threaded interface are distributed at two ends of the main body, the front mounting mouth is provided with a conical front guide rod, an elastic button, a clamping hook and a positioning sheet, and the elastic button is used for rapidly releasing or connecting the puncture needle; the rear end is provided with a threaded interface, and the rear push needle assembly is connected by utilizing threads.
The seed bin seat is hollow longitudinally and is provided with a seed box jack, and the inner wall of the seed box jack is provided with a spring positioning bead for fixing the inserted seed box. The seed box jack is vertically communicated.
The lower end of the seed bin seat is connected with a handle through a screw, a bleeding hole is arranged on the handle, and the bleeding hole is communicated with the seed box jack after connection.
The seed box comprises a shell, a seed bin, a spring and a push rod, wherein the spring and the push rod are arranged in the shell, the seed bin is arranged at the bottom of the shell, seeds are stored in the seed bin, a push pin hole is formed in the bottom of the seed bin, and after the seed box is inserted into the seed bin seat, the push pin hole is communicated with a push pin channel of the seed bin seat and is kept concentric.
The rear push rod assembly comprises a push needle, a push needle sleeve and a positioning sleeve.
The push pin is internally arranged in the push pin sleeve, the sleeve outer wall is provided with a sleeve long groove, the upper end of the push pin is provided with a push pin handle and a push pin sliding block, and the push pin slides up and down along the sleeve long groove through the push pin handle.
The two ends of the push needle sleeve are respectively provided with a baffle column and a connecting sleeve, the baffle column is provided with a positioning bead which is used for preventing sliding, the joint of the push needle sleeve and the baffle column is provided with a blood and dirt discharge hole, and the push needle handle can be slid to the baffle column part to fix the push needle through the positioning bead without sliding down.
The implanter is applicable to puncture needles with different lengths by matching with a positioning sleeve; when the operation needs a shorter puncture needle, the elastic positioning sleeve can be fixed on the outer wall of the push needle sleeve, the positioning sleeve limits the push needle, and the implanter can be suitable for the puncture needle with a shorter size. The positioning sleeve can be disassembled and assembled in time according to the operation requirement.
The rear push rod assembly is connected with the threaded interface of the seed bin seat through the connecting sleeve, and the seed bin seat is mutually communicated after being connected with the rear push rod assembly, and is kept concentric to form a complete seed conveying channel.
The beneficial effects of the application are as follows:
when the implanter is connected with the puncture needle, the elastic button is arranged, the puncture needle can be quickly and accurately positioned when being connected, the connection mode is adapted to various puncture needles, the operation is simple, and the time and the labor are saved.
The design of the positioning sleeve is suitable for various length puncture needles, and the rear push rod is connected by threads, so that the positioning sleeve is convenient to detach and replace.
The push needle is arranged in the sleeve, the push needle is not required to be inserted and pulled for many times in the operation process, and the working efficiency of doctors is improved.
The implant has the advantages of short and portable integral structure, high operation safety, high operation quality, shortened operation time and pain relief of patients.
Drawings
FIG. 1 is a schematic view of a seed implanter according to the present application;
FIG. 2 is a schematic view of a grain bin;
FIG. 3 is a schematic cross-sectional view of a seed magazine;
FIG. 4 is a schematic view and a sectional view of a grain box;
FIG. 5 is a schematic view of the rear putter assembly;
FIG. 6 is a schematic illustration of an unassembled structure of the rear putter assembly;
FIG. 7 is a schematic view of a positioning sleeve;
FIG. 8 is a schematic view of the handle structure;
wherein the reference numerals are as follows: 1-a seed bin; 2-a seed box; 3-a rear pushrod assembly; 4-a handle; 101-a body; 102-mounting a nozzle; 103-a threaded interface; 104-front guide bar; 105-locating pieces; 106, clamping hooks; 107-an elastic button; 108-a seed box jack; 109-spring positioning beads; 110-push pin channel; 111-screw holes; 112-positioning holes; 201-a spring; 202-a push rod; 203-a housing; 204-grain bin; 205-push pin hole; 401-bleeding holes; 402-positioning columns; 403-countersink; 404-screw; 301 pushing a needle; 302, connecting sleeve; 303-sleeve elongated slot; 304-push needle cannula; 305-a baffle column; 306-positioning beads; 307-blood drain hole; 308-push needle handle; 309-push pin slider; 310-positioning the sleeve.
Detailed Description
The present application will be further described with reference to the accompanying drawings and specific embodiments, wherein it is shown and described only some, but not all, of the various embodiments of the application, and all other embodiments, which would be apparent to one of ordinary skill in the art without undue burden, are within the scope of the present application.
The structure of the application is shown in fig. 1, and the novel radioactive seed implanter comprises a seed bin 1, a seed box 2, a rear push rod assembly 3 and a handle 4, wherein push pins are arranged in the novel radioactive seed implanter.
1. Seed bin base
The seed bin 1 consists of a main body 101, a mounting nozzle 102 and a threaded interface 103. The front and rear ends of the main body 101 are respectively provided with a mounting nozzle 102 and a threaded interface 107, the front mounting nozzle 102 is provided with a conical front guide rod 104, a positioning sheet 105, a clamping hook 106 and an elastic button 107, the elastic button 107 is connected with the clamping hook 106, and the elastic button 107 controls the closing and the opening of the clamping hook 106 within a certain range. The positioning piece 105 is used to position the threaded positioning opening of the puncture needle. Pressing the elastic button 107, clamping the puncture needle thread by the clamping hook 106, and loosening the elastic button 107 to fix the puncture needle; conversely, the elastic button 107 is pressed again, the hook 106 is released, and the puncture needle is taken out. The rear end of the seed bin seat 1 is provided with a threaded interface 103 which is connected with the rear push rod assembly 3 by threads. The main body 101 is hollow longitudinally and provided with a seed box insertion hole 108, and the inner wall of the seed box insertion hole 108 is provided with a spring positioning bead 109 for fixing the inserted seed box 2. The seed magazine insertion hole 108 penetrates up and down. The handle 4 at the lower end of the main body 101 is connected, the handle 4 is provided with a bleeding hole 401, and the bleeding hole 401 is communicated with the seed box jack 108 after connection. The purpose of the bleed holes 401 is to drain blood that has emerged along the seed implantation path during surgery, ensuring that the implantation process is smooth and non-blocking. The main structure is shown in fig. 2 and 3.
2. Grain box
The seed box 2 comprises a shell 203, a seed bin 204, a spring 201 and a push rod 202, wherein the spring 201 and the push rod 202 are arranged in the shell 203, the seed bin 204 is arranged at the bottom of the shell, the seed bin 204 is used for storing seeds, a push pin hole 205 is arranged at the bottom of the seed bin 204, and after the seed bin 204 is inserted into the seed bin seat 1, the push pin hole 205 is communicated with and kept concentric with the push pin channel 110 of the seed bin seat 1. The main structure is shown in fig. 4.
Specifically, when the seed bin 204 is not loaded with seeds, the spring 201 is in a relaxed state; after the seed bin 204 is filled with seeds, the spring is in a 201 compressed state, and the first seeds in the seed bin 204 are aligned with the push pin holes 205, at this time, the push pin sleeve 304 axially slides the push pins 301, and the seeds are pushed into the puncture needles connected with the implanter through the push pin channel 110 until the focus is implanted.
3. Rear push rod assembly
The rear push rod assembly 3 includes a push needle 301, a push needle sleeve 304 and a positioning sleeve 310. The push needle sleeve 304 is a hollow tube, the wall of the push needle sleeve is provided with a sleeve long groove 303 with the diameter of 0.5 mm-1 mm, the push needle 301 is internally arranged in the push needle sleeve 304 and is not exposed, the push needle 301 is provided with a push needle handle 308 and a push needle sliding block 309, the shaft part of the push needle sliding block 309 is concentric with the push needle handle 308, and the push needle 301 slides up and down along the sleeve long groove 303 through the push needle handle 308. The two ends of the push needle sleeve 304 are respectively provided with a baffle post 305 and a connecting sleeve 302, the baffle post 305 is provided with a positioning bead elastic positioning bead 306, and the joint of the push needle sleeve 304 and the baffle post 305 is provided with a blood return release hole 307. The connecting sleeve 302 is connected with the threaded interface 103 of the seed bin seat 1, and the connected seed bin seat 1 and the rear push rod assembly 3 are communicated with each other and kept concentric to form a complete seed conveying channel. The positioning sleeve 310 has elasticity and can be disassembled and assembled in time according to the operation requirement. The positioning sleeve 310 may limit the sliding travel of the push pin 301. The main structure is shown in fig. 5, 6 and 7.
4. Handle
The handle 4 is provided with a bleeding hole 401, a positioning column 402 and a counter bore 403. The positioning hole 112 and the screw hole 111 at the lower end of the seed bin seat 1 are communicated with the positioning column 402 and the counter bore 403 of the handle 4, the positioning column 402 is inserted into the positioning hole 112, and the screw 404 is connected into the screw hole 111 through the counter bore 403. And the head of the screw 404 is countersunk into the counterbore 403. The post-connection bleed hole 401 is through the cartridge receptacle 108. The main structure is shown in fig. 8.
While the present application has been described with reference to the embodiments illustrated in the drawings, it should be noted that the present application is not limited to the above-described embodiments, and various modifications and changes can be made by those skilled in the art without departing from the principles of the present application, and such modifications and changes should also be considered as being within the scope of the present application.
Claims (5)
1. A novel radioactive seed implanter with a push pin, which is characterized in that: including grain storehouse seat, grain casket, back push rod subassembly and handle, grain storehouse seat transversely is equipped with the push pin passageway that runs through, the front end is equipped with the installation mouth, be equipped with guide arm before the toper on the installation mouth, elastic button, pothook and spacer, utilize elastic button quick release or connect the pjncture needle, the rear end is equipped with screwed connection, utilize threaded connection back push rod subassembly, grain storehouse seat vertically is equipped with grain casket jack, the grain casket is connected on upper portion, the grain casket jack link up from top to bottom, the bottom passes through the screw connection handle, the handle is equipped with the bleeding hole, link up with grain casket jack after connecting, back push rod subassembly includes push pin, push pin sleeve pipe and positioning sleeve. The push needle is internally arranged in the push needle sleeve and moves up and down through the sleeve long groove.
2. The novel radioactive seed implanter with a built-in push pin according to claim 1, wherein: the seed bin seat comprises main part, installation mouth and screwed joint, and both ends are equipped with installation mouth and screwed joint respectively around the main part, are equipped with conical preceding guide arm, spacer, pothook and elastic button on the front end installation mouth, and elastic button is connected with the pothook, and the spacer is used for the screw thread locating port of location pjncture needle, and the screwed joint that seed bin seat rear end was equipped with utilizes screwed connection back push rod subassembly, and the main part vertically cavity is equipped with seed casket jack, seed casket jack inner wall is equipped with spring positioning pearl, is used for fixed male seed casket, and seed casket jack link up from top to bottom, and seed bin seat lower extreme is connected with the handle through the screw, is equipped with the bleeding hole on the handle, and the bleeding hole link up with seed casket jack after the connection.
3. The novel radioactive seed implanter with a built-in push pin according to claim 1, wherein: the seed box comprises a shell, a seed bin, a spring and a push rod, wherein the spring and the push rod are arranged in the shell, the seed bin is arranged at the bottom of the shell, and is used for storing seeds, a push pin hole is formed in the bottom of the seed bin, and after the seed box is inserted into the seed bin seat, the push pin hole is communicated with and kept concentric with a push pin channel of the seed bin seat.
4. The novel radioactive seed implanter with a built-in push pin according to claim 1, wherein: the rear push rod assembly comprises a push needle, a push needle sleeve and a positioning sleeve, wherein the push needle sleeve is a hollow tube, a sleeve long groove of 0.5-1 mm is formed in the tube wall, the push needle is internally arranged in the push needle sleeve and is not exposed, the push needle is provided with a push needle handle and a push needle sliding block, a shaft part of the push needle sliding block is concentric with the push needle handle, the push needle slides up and down along the sleeve long groove through the push needle handle, a baffle column and a connecting sleeve are respectively arranged at two ends of the push needle sleeve, positioning bead elastic positioning beads are arranged on the baffle column, a blood return release hole is formed at the joint of the push needle sleeve and the baffle column, the connecting sleeve is connected with a threaded interface of a seed bin seat, the seed bin seat and the rear push rod assembly are mutually communicated after connection, the positioning sleeve is kept concentric, the positioning sleeve has elasticity, and the positioning sleeve can limit the sliding stroke of the push needle.
5. The novel radioactive seed implanter with a built-in push pin according to claim 1, wherein: the handle is provided with a bleeding hole, a positioning column and a counter bore, the positioning hole and the screw hole are arranged at the lower end of the grain bin seat and are mutually communicated with the positioning column and the counter bore of the handle, the positioning column is inserted in the positioning hole and is connected in the screw hole through the counter bore by a screw, the head of the screw is sunk into the counter bore, and the bleeding hole is communicated with the grain box jack after connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311208453.9A CN117180642A (en) | 2023-09-19 | 2023-09-19 | Novel radioactive seed implanter with push pin inside |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311208453.9A CN117180642A (en) | 2023-09-19 | 2023-09-19 | Novel radioactive seed implanter with push pin inside |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117180642A true CN117180642A (en) | 2023-12-08 |
Family
ID=88986748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311208453.9A Pending CN117180642A (en) | 2023-09-19 | 2023-09-19 | Novel radioactive seed implanter with push pin inside |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117180642A (en) |
-
2023
- 2023-09-19 CN CN202311208453.9A patent/CN117180642A/en active Pending
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