CN201701631U

CN201701631U - Particle implanting device

Info

Publication number: CN201701631U
Application number: CN2010201944633U
Authority: CN
Inventors: 刘静; 冉崇新; 张伟; 刘雨涵; 汤佳琪
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-05-18
Filing date: 2010-05-18
Publication date: 2011-01-12
Anticipated expiration: 2020-05-18

Abstract

The utility model discloses a particle implanting device; the essentials are as follows: the particle implanting device comprises a particle storehouse body; a particle storehouse is arranged in the longitudinal direction of the particle storehouse body; a particle placing slog is horizontally arranged at the lower part of the particle storehouse, and a particle propelling mechanism is arranged at the upper part; a particle injection through hole is horizontally arranged in the particle storehouse body below the particle storehouse; the particle injection hole is communicated with the particle storehouse; the rear end of the particle injection hole is provided with a steel wire bracket; the steel wire bracket is provided with a spring steel wire; the front end of the spring steel wire extends into the particle injection hole; and marks are arranged on the spring steel wire. The particle implanting device can continuously load radioactive particles at one step, can continuously implant the particles in the entity of a human tumor on the demand of clinical treatment, and has the advantages of low use cost, satisfaction with the national requirements on relevant equipment, convenient implantation operation, convenient replacement of the particle storehouse and the like.

Description

The particle implantation device

Technical field

This utility model relates to a kind of armarium, especially relate to a kind of can be with the particle implantation device of radioactive particle implant into body.

Background technology

A kind of oncotherapy technology that radioactive particle implanted treatment newly-developed gets up, be in operation process or by implantation device, directly the radioactive source particle to be implanted in tumor locus and on every side, tumor locus is carried out low dosage shine slowly, the purpose that reaches treatment and alleviate.The radioactive particle implanted treatment started from for 20 beginnings of the century, owing to be limited to the problem of technology at that time, problems such as the making of radioactive source and implantation mode make this The Application of Technology scope very narrow and small, only are applied to treatment of prostate cancer, have obtained certain curative effect.Radioactive particle implantation subsequently is along with the particle implanted treatment of updating of particle manufacturing technology and implanted prosthetics has been widely used in clinical.It is to insert one of Therapeutic Method between tissue that the radioactive particle implanted treatment belongs to, and also is one of content of internal irradiation of radioactive nuclide middle distance treatment.(TPS) measures optimization through therapy system; delineate out actual tumor target area; rebuild and adjust implant needle and population; calculate the adjacent important organ in target area radioactivity total activity and particle position protection target area, then will metal enclosed little rod like radioactive resource underwent operative or the guiding of " B ", the CT implantation tumour target area of puncturing down shine to reach a kind of Therapeutic Method of therapeutic purposes.Radioactive particle has evident characteristic on radiation physics and radiobiology, for example radioactive particle is implanted and had fabulous conformal performance, can allow the tumor target area obtain quite high radical cure dosage, and normal surrounding tissue is well protected.What radioactive particle continued releases energy for a long time, makes the tumor cell of target area be subjected to fatal damage, and accumulated dose surpasses radical cure dosage, makes the target area cancerous cell be subjected to the radical cure treatment.

The radioactive particle implanting gun is the visual plant of radioactive particle implanted treatment, and implanting gun quality and operability directly affect the clinical application of this technology.There constantly have akin radiotherapy particle implantation device or rifle to be applied to over surplus in the of nearly ten year to be clinical, but its have price too high, use shortcomings such as inconvenience.

The utility model content

Technical problem to be solved in the utility model be to provide a kind of cost low, meet country to requirement, the operation of related equipment implant easy, change particle implantation device easily.

The technical solution of the utility model is as follows: the particle implantation device of design, its main points are: comprise particle storehouse main body, on this particle storehouse main body, vertically have the particle storehouse, have particle in this particle storehouse lower, transverse and put into groove, top is provided with the particle propulsive mechanism, laterally have particle in the particle storehouse main body below described particle storehouse and inject through hole, this particle hand-hole communicates with described particle storehouse, this particle hand-hole rear end is provided with the steel wire carriage, on this steel wire carriage, spring steel wire is housed, described spring steel wire front end stretches in the described particle hand-hole, and is provided with labelling on this spring steel wire.

This utility model vertically is provided with the particle storehouse on the main body of particle storehouse, and put into groove by particle particle is put into the particle storehouse, can place many particles continuously, one of particle foot who puts into the particle storehouse rolls into the particle hand-hole, one of topmost is compressed by the particle propulsive mechanism, in the time of in needs inject human body, be placed on spring steel wire on the steel wire carriage with disinfectant hand propelled, particle just under the effect of spring steel wire until just pushing particle in the human body, be marked with 2 labellings at spring steel wire, first labelling is the labelling when spring steel wire just falls back on the particle rear end, set labelling when the front end that second labelling is spring steel wire is just concordant with the anterior implant needle needle point that is provided with of particle hand-hole is avoided spring steel wire to stretch into human body the people is caused the secondary injury.

Described particle propulsive mechanism comprises spring and jacking block, and wherein jacking block is fixed on the spring lower end, and the upper end of described particle storehouse main body is run through in described particle storehouse, is fixed with end socket in this upper end, particle storehouse, and described spring upper end is against on the described end socket.Above structure can be pressed into particle in the particle hand-hole reliably, jacking block compresses the particle of putting into the particle storehouse under the effect of spring, and the spring upper end is provided with end socket, both can carry out spacing to spring, also can easily spring and jacking block be put into the particle storehouse, promptly make things convenient for the installation of particle propulsive mechanism.

For the ease of the reliable installation of existing implant needle, described particle hand-hole front portion is pre-large post-small bellmouth, and inserts implant needle in this bellmouth.

Described steel wire carriage front end inserts in the particle hand-hole, and the middle part is provided with the arc convex closure, and the rear end is fixed with steel wire casing; The described particle hand-hole of the anterior insertion of described spring steel wire, the middle part is placed on the described convex closure, and the rear portion is inserted in this steel wire casing.Above structure can make spring steel wire well be placed, thus when implanting particle accurately and reliably, and the arc convex closure at steel wire carriage middle part is for the ease of the propelling of spring steel wire or withdraws from.

For the ease of fixing of steel wire casing, described steel wire casing is a flexible pipe, and this steel wire casing is to front curve, and is connected with described steel wire carriage middle part through pole, tail end at described steel wire casing is provided with plug, plug is set can prevents that spring steel wire from deviating from steel wire casing.

Beneficial effect: this utility model has overcome the shortcoming of traditional clinical use implanting gun.Solved " Ka Yuan " phenomenon in the operation process, reduced processing cost and doctor and used very easy.The radioactive particle implanted treatment relies on its special advantages, and the curative effect that treatment of cancer aspect especially in early days is outstanding more and more is subjected to doctor and patient's attention.For this reason, the radioactive particle treatment supporting with this utility model has huge market prospect, but this utility model one-time continuous is loaded onto radioactive particle, can implant continuously in the human tumor entity according to the clinical treatment needs.Use cost is low, meet country to requirement, the operation of related equipment implant easy, change advantages such as the particle storehouse is convenient.

Description of drawings

Fig. 1 is a structure intention of the present utility model;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the left view of Fig. 1.

Meaning of each numbering is in the above-mentioned accompanying drawing: 1. particle storehouse main body, and the 1a. particle injects through hole, 2. particle storehouse, 3. particle is put into groove, 4. the steel wire carriage, 4a. convex closure, 5. spring steel wire, 6. spring, 7. jacking block, 8. end socket, 9. implant needle, 10. steel wire casing, 11. plugs, 12. poles.

The specific embodiment:

Below in conjunction with accompanying drawing this utility model is further described.

See also Fig. 1～Fig. 3: shown in the particle implantation device, comprise particle storehouse main body 1, on this particle storehouse main body 1, vertically have particle storehouse 2, have particle in these particle storehouse 2 lower, transverse and put into groove 3, top is provided with the particle propulsive mechanism, described particle propulsive mechanism comprises spring 6 and jacking block 7, wherein jacking block 7 is fixed on spring 6 lower ends, the thickness of this jacking block 7 is more smaller than particle storehouse 2, width is slightly shorter than the particle of putting into particle storehouse 2, and to guarantee in groove motion freely, the upper end of described particle storehouse main body 1 is run through in described particle storehouse 2, be fixed with end socket 8 in these 2 upper ends, particle storehouse, described spring 6 upper ends are against on the described end socket 8; Laterally have particle in the particle storehouse main body 1 below described particle storehouse 2 and inject through hole 1a, this particle hand-hole 1a communicates with described particle storehouse 2, described particle hand-hole 1a front portion is pre-large post-small bellmouth, and in this bellmouth, insert implant needle 9, on this implant needle 9 scale is arranged, implant needle 9 penetrates the degree of depth as can be known, its internal diameter is more bigger than particle diameter, to guarantee that particle therefrom passes through smoothly, described particle hand-hole 1a rear end is provided with steel wire carriage 4, on this steel wire carriage 4, spring steel wire 5 is housed, described spring steel wire 5 front ends stretch in the described particle hand-hole 1a, and on this spring steel wire 5, be provided with labelling, these spring steel wire 5 diameters are suitable with particle diameter, and redness and green bar groove is in twos arranged on this spring steel wire 5, when spring steel wire 5 promotes particle to reach, when red groove during, show that spring steel wire 5 just releases implant needle 9 to particle to the labelling on the steel wire carriage 4; Spring steel wire 5 moves withdrawal backward, when green groove is aimed at labelling on the steel wire carriage 4, shows that spring steel wire 5 just gets back to the particle back, and is ready for implanting next time.

It can also be seen that in conjunction with Fig. 1～Fig. 3: described steel wire carriage 4 front ends insert in the particle hand-hole 1a, and the middle part is provided with arc convex closure 4a, and the rear end is fixed with steel wire casing 10; The described particle hand-hole 1a of described spring steel wire 5 anterior insertions, the middle part is placed on the described convex closure 4a, and the rear portion is inserted in this steel wire casing 10; Described steel wire casing 10 is a flexible pipe, and this steel wire casing 10 is to front curve, and is connected with described steel wire carriage 4 middle parts through pole 12, is provided with plug 11 at the tail end of described steel wire casing 10.

This utility model is to come work like this:

1. the particle of packing into

1. will push up fast 7 and upwards dial, and make particle on the particle storehouse 2 put into groove 3 and expose;

2. with tweezers particle is put into the groove 3 particle storehouse 2 of packing into from particle, and make it fall to 2 bottoms, particle storehouse;

3. this all particles that need implant of packing into, maximum 10;

4. unclamp jacking block 7, under the effect of spring 6, jacking block 7 is pressed to the bottom with all particles of packing into, so far, and the finishing of the particle of packing into.

2. particle implants

1. load onto special-purpose implant needle 9 in particle hand-hole 1a front portion;

2. load onto spring steel wire 5 assemblies such as grade (spring steel wire 5, steel wire carriage 4 and steel wire casing 10) at particle hand-hole 1a rear portion;

3. with thumb spring steel wire 5 is pushed particle and inject through hole 1a;

4. implant needle 9 syringe needles are penetrated human body, the degree of depth requires to decide by implanting;

5. with thumb spring steel wire 5 is continued to push away forward, push particle to implant needle 9, when the red groove on the spring steel wire 5 reaches assigned position, illustrate that particle has been pushed out implant needle, and be implanted in the human body;

6. extract implant needle 9, this time particle implantation process is finished.

7. return spring steel wire 5 and make green groove reach assigned position, ready for implanting next time.

The above only is preferred embodiment of the present invention, is not restriction with the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims

1. particle implantation device, it is characterized in that: comprise particle storehouse main body (1), on this particle storehouse main body (1), vertically have particle storehouse (2), have particle in this particle storehouse (2) lower, transverse and put into groove (3), top is provided with the particle propulsive mechanism, in the particle storehouse main body (1) of below, described particle storehouse (2), laterally have particle and inject through hole (1a), this particle hand-hole (1a) communicates with described particle storehouse (2), this particle hand-hole (1a) rear end is provided with steel wire carriage (4), on this steel wire carriage (4), spring steel wire (5) is housed, described spring steel wire (5) front end stretches in the described particle hand-hole (1a), and is provided with labelling on this spring steel wire (5).

2. particle implantation device according to claim 1, it is characterized in that: described particle propulsive mechanism comprises spring (6) and jacking block (7), wherein jacking block (7) is fixed on spring (6) lower end, the upper end of described particle storehouse main body (1) is run through in described particle storehouse (2), be fixed with end socket (8) in this upper end, particle storehouse (2), described spring (6) upper end is against on the described end socket (8).

3. particle implantation device according to claim 1 is characterized in that: described particle hand-hole (1a) is anterior to be pre-large post-small bellmouth, and inserts implant needle (9) in this bellmouth.

4. particle implantation device according to claim 1 is characterized in that: described steel wire carriage (4) front end inserts in the particle hand-hole (1a), and the middle part is provided with arc convex closure (4a), and the rear end is fixed with steel wire casing (10); The anterior described particle hand-hole (1a) that inserts of described spring steel wire (5), the middle part is placed on the described convex closure (4a), and the rear portion is inserted in this steel wire casing (10).

5. particle implantation device according to claim 4, it is characterized in that: described steel wire casing (10) is a flexible pipe, this steel wire casing (10) is to front curve, and is connected with described steel wire carriage (4) middle part through pole (12), is provided with plug (11) at the tail end of described steel wire casing (10).