CN203598365U

CN203598365U - Device for separating adjacent visceral organs for radiotherapy

Info

Publication number: CN203598365U
Application number: CN201320823947.3U
Authority: CN
Inventors: 李宏奇; 夏廷毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-16
Filing date: 2013-12-16
Publication date: 2014-05-21
Anticipated expiration: 2023-12-16

Abstract

The utility model discloses a device for separating adjacent visceral organs for radiotherapy. The utility model relates to the field of minimally-invasive built-in medical instruments for separating viscera, and especially relates to the device for separating adjacent visceral organs for radiotherapy. During the radiotherapy of tumors of visceral organs, a normal organ adjacent to a diseased organ can be damaged by great radiation, thereby limiting the increasing of exposure dose for a tumor, and severely affecting the curative effect. According to the utility model, the device employs the minimally invasive surgery, and employs a mechanical arm to clamp an air bag. A plurality of air bags are placed between the tumor of a body and an adjacent organ, thereby separating the diseased organ from the adjacent normal organ. The air bags can be put between the adjacent organs, and are very convenient to take out. The device greatly reduces the radiation dose on the normal organ during the radiotherapy, so the dose for the tumor can be increased. When the curative effect for the tumor is improved, the damage to the adjacent organ is slight, thereby contributing to the recovery of a patient. Moreover, the device is safe and reliable, is convenient to use, and is easy in popularization.

Description

Radiotherapy is pushed distance means open by internal organs adjacent organs

Technical field

The present invention relates to the built-in internal organs of Wicresoft and separate medical apparatus and instruments, particularly relate to a kind of radiotherapy internal organs separating device.

Background technology

In radiotherapy internal organs cancer process, in order to control well tumor, need to irradiate very high radiological dose to tumor.But, in the time that a certain diseased organ is irradiated to higher radiological dose, due to the restriction of current radiation therapy technology level of development, must produce serious radiation injury to the normal organ of close together around diseased organ, even can cause serious irreversible lesion to the cell tissue of normal organ.Current Status of Radiotherapy is exactly that the safe dose can bear according to normal surrounding tissue decides tumor exposure dose at present, rather than formulates radiotherapy prescribed dose according to thorough control tumor required dosage.This just makes this advanced technology of cancer treatment curative effect of radiotherapy have a greatly reduced quality.For example: the first-selected radiotherapy of inoperable cancer of pancreas, thoroughly control the dosage that cancer of pancreas needs 100Gy, and its gastrointestinal tract around can only tolerate 50-60Gy, so radiotherapy at present can only be irradiated 50-60Gy to cancer of pancreas, therefore radiotherapy effect is also very poor.

The technology that home and abroad addresses the above problem is at present mainly adopt medicine to alleviate the radiation injury of normal structure or strengthen the repair ability after its damage, but effect is all extremely limited, only can slightly improve the side reaction in patient treatment process, cannot improve tumor exposure dose, therefore the improvement of curative effect not acted on.Because the radiation injury that Neoplastic organ normal surrounding tissue is subject to has seriously restricted the lifting of tumor exposure dose, thereby has limited curative effect.

If diseased organ and adjacent normal organ can be separated to certain distance; can greatly reduce the radiation dose that normal organ is subject in radiation therapy process; thereby in to the heavy dose of radiocurable process of diseased organ enforcement, protect to greatest extent normal organ.So, both reached the therapeutic effect desirable to diseased organ, substantially do not damaged again normal organ, the patient's that is highly advantageous to rehabilitation and the quality of life of improving after treatment.Curative effect and other indexs of making oncotherapy are able to larger lifting.Certainly, good if this device can reach result of use, again human cuticular tissue is not had to large impact, safe and reliable, easy-to-use, simple in structure, cheap, easily universal, just better in present stage.

Summary of the invention

The present invention to produce the problems referred to above of radiation damage and provides a kind of internal organs to push distance means open the normal organ adjacent with diseased organ in order to solve in radiotherapy cancer process.

The present invention includes trocar sheath, photographic head, photographic head electric wire, photographic head plug, LED lamp, LED lamp electric wire, LED lamp plug, inner sleeve, be attached to control electric wire, controller plug, micro-computer controlling apparatus on inner sleeve outer wall, inner sleeve inserts in trocar sheath, and inner sleeve can be twitched up and down neatly in trocar sheath.In the middle of inner sleeve, insert appendix, inner sleeve lower end is fixedly connected with control head pedestal; Appendix upper end connects air pump, and air pump is subject to micro-computer controlling apparatus control, and appendix lower end is fixedly connected with air tube axle upper end; Air tube axle lower end is fixedly connected with air tube; On control head pedestal, fixedly mount air tube axial brake device, camshaft drive, air bag seat jaw is also installed on control head pedestal; Air tube axial brake device drives air tube axle upper and lower flexible motion in the hollow of camshaft and the through hole of cam; The rotation of camshaft drive drive cam shaft; Camshaft hollow, camshaft lower end is fixedly connected with cam; Cam center has through hole, and the through hole of cam and hollow camshaft are concentric with air tube axle; Air bag seat jaw can laterally move in the hole on control head pedestal flexibly, on the outer ring of air bag seat jaw, elastic ring is installed, be used for as the reset of air bag seat jaw provides elastic force, and air bag seat jaw clamping air bag seat; After the inside, lower end that air bag seat is inserted into control head pedestal puts in place, can be clamped by air bag seat jaw, thereby cam turns to, certain position promotion air bag seat jaw is laterally outwards mobile is held air bag seat releasing, air valve is fixedly equipped with at air bag seat center, the peristome fixed seal connection of air bag seat and air bag; Thereby air valve can be combined with air tube by moving up and down of air tube axle, also can separate with air tube; Air bag is elastomer, the inflation of air bag or bleed by air tube by implementing with the combination of air valve.

The elastic hollow body two ends that air bag is diminished by centre connect two shapes that larger elastic hollow body forms.

Air bag also can be deformed into the high resiliency soft body structure of the interior sky of not inflating, built-in elastic cage; Pull bar Connection Block upper end and air tube axle lower end are clamped and connected, and pull bar Connection Block lower end is fixedly connected with pull bar one end; The symmetrical centre of elasticity cage is that pull bar runs through, and elasticity cage bottom is fixedly connected with collet, and hinge is installed at elasticity cage middle part; The pull bar other end is fixedly connected with collet, and pull bar inserts in the centre bore of air bag seat, and pull bar can be up and down in the centre bore of air bag seat, and pull bar simultaneously can be up and down in the hole of elasticity cage upper end.

Basic thought of the present invention is to utilize Minimally Invasive Surgery, under microcomputerized control, uses mechanical hand that air bag is placed in human body between adjacent organs, to realize the function of adjacent organs being pushed open to certain distance.As everyone knows, the type of mechanical hand is innumerable, and the elastomer can deformation energy restoring that is similar to air bag is of a great variety especially.The present invention can not also need not enumerate like distortion various types of, therefore in fundamental design idea framework category of the present invention, no matter which kind of type mechanical hand adopts, which kind of form air bag adopts, which kind of variation is each modular construction in control head pedestal adopt, adopt motor, manual such as but not limited to air tube axial brake device, or camshaft drive adopts motor, electric magnet, hand gear; Or no matter which kind of distortion the basic building block of air bag adopts, which kind of material, the flexible hollow body two ends that diminish in the middle of adopting n such as but not limited to air bag connect n larger flexible hollow body composition, or are shaped as circle, ellipse etc.; Adopt other versions of not inflating such as but not limited to air bag, such as elastic construction, cam structure etc., all within protection domain of the present invention.

The present invention can be in radiotherapy internal organs cancer process; pass through Minimally Invasive Surgery; use air bag or similar device; easily diseased organ and adjacent normal organ are separated to certain distance; thereby in to the heavy dose of radiocurable process of diseased organ enforcement; greatly reduce the radiation dose that normal organ is subject to, protected to greatest extent normal organ.Both reached the therapeutic effect desirable to diseased organ, substantially do not damaged again normal organ, the quality of life after the patient's that is highly advantageous to rehabilitation and raising treatment.While inserting air bag or similar device, because air bag can be in vivo and control head base-separation, so the air bag between two adjacent organs easily indwelling between two adjacent organs, in continuous therapeutic process, the misery that can reduce patient and repeat to place air bag; Can also be as required, use difform air bag, between several adjacent organs, place easily several air bags, make diseased organ become " isolated island ", reach above-mentioned better distance of separation and therapeutic effect.Finish the course for the treatment of, can take out easily indwelling air bag in vivo.Result of use of the present invention is good, safe and reliable, harmless to internal organs, and in use procedure, patient is painful few, easy-to-use, simple in structure, cheap, easily popularizes.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, specific embodiment of the invention scheme is described in further detail

Fig. 1 is general illustration.

Fig. 2 is the interior outage elastic soft structural representation of not inflating.

Fig. 3 is for using schematic diagram.

The specific embodiment

Please refer to Fig. 1.The present invention includes trocar sheath 5, photographic head 17, photographic head electric wire 22, photographic head plug 23, LED lamp 12, LED lamp electric wire 4, LED lamp plug 3, inner sleeve 6, control electric wire 2, controller plug 1, micro-computer controlling apparatus 25, trocar sheath 5 is as apparatus shell, many operations of apparatus are all carried out in trocar sheath 5, photographic head 17 provides the image in human body, and LED lamp 12 provides shooting illumination.Photographic head plug 23 can insert in the video signal input seat of computer,, also can record a video by computer to whole process monitoring by computer monitor.Inner sleeve 6 inserts in trocar sheath 5, and inner sleeve 6 can be twitched up and down neatly or rotate in trocar sheath 5; Inner sleeve 6 lower ends are fixedly connected with control head pedestal 7, and the outside of certain length to trocar sheath 5 can also be stretched out in one end that control head pedestal 7 is housed, and also can all extract out from trocar sheath 5 upper ends; In the middle of inner sleeve 6, insert appendix 21.Appendix 21 can be twitched up and down the distance of setting in inner sleeve 6; Appendix 21 upper ends connect air pump 24, and appendix 21 lower ends are fixedly connected with air tube axle 20 upper ends.Air pump 24 is the plant equipment of inflating or bleeding for air bag 13, and air pump 24 connects micro-computer controlling apparatus 25.Inflation and the rate of air sucked in required of micro-computer controlling apparatus 25 Detection & Controling air pumps 24 to air bag 13, micro-computer controlling apparatus 25 is controlled the operation of complete machine electronic device and electric device simultaneously, wherein controller plug 1 just can insert in the control socket of micro-computer controlling apparatus 25, the position signalling it being sent by micro-computer controlling apparatus 25 is differentiated processing, carries out associative operation according to key commands and program.On control head pedestal 7, fixedly mount air tube axial brake device 8, camshaft drive 9; Control head pedestal 7 inside are also designed with a few circle terrace with edges, for air tube axle 20 and camshaft 19 provide axle sleeve supporting role; The position sensor of moving component etc. is also installed in control head pedestal 7; Air bag seat jaw 10 is also installed on control head pedestal 7.Camshaft 19 hollows, are an empty tube shape device, are designed with gear on cylindrical, engage with the gear of camshaft drive 9, and under the driving of camshaft drive 9, camshaft 19 can rotate; Camshaft 19 upper ends are designed with terrace with edge, and camshaft 19 lower ends are fixedly connected with cam 18.Cam 18 kinestates are determined by camshaft 19; Cam 18 can be designed to special shape as required, for example heart-shaped; There is through hole at cam 18 centers.Air tube axle 20 is concentric with the through hole of hollow camshaft 19 and cam 18, and in the through hole of the hollow wall of camshaft 19 and cam 18, fenestra provides the supporting role of axle sleeve for air tube axle 20; On the outer cylinder of air tube axle 20, be designed with the tooth engaging with air tube axial brake device 8, drive air tube axle 20 upper and lower flexible motion certain distance in the hollow of camshaft 19 and the through hole of cam 18 by air tube axial brake device 8; Air tube axle 20 lower ends are fixedly connected with air tube 14.Air bag seat jaw 10 can laterally move in the hole on control head pedestal 7 flexibly; Elastic ring 11 is installed on the outer ring of air bag seat jaw 10, and elastic ring 11 provides the contraction elasticity of inside transverse movement for air bag seat jaw 10; Air bag seat jaw 10 clamping air bag seats 16.After the inside, lower end that air bag seat 16 is inserted into control head pedestal 7 puts in place, can be clamped by air bag seat jaw 10; Thereby cam 18 turns to, certain position promotion air bag seat jaw 10 is laterally outwards mobile is held air bag seat 16 releasings; Air valve 15 is fixedly equipped with at air bag seat 16 centers, the peristome fixed seal connection of air bag seat 16 and air bag 13.Thereby air valve 15 can, by the moving up and down and air tube 14 combinations of air tube axle 20, also can separate with air tube 14; Air valve 15 provide to air bag 13 inflate or pumping process in and subsequent closing function; Air valve 15 can use the structure that is for example similar to basketball air valve, also can adopt other known mature technologies.Air bag 13 is the hollow software of high resiliency, and after inflation, volumetric expansion becomes large, is dwindled recovery after bleeding by the elasticity of self; The inflation of air bag 13 with bleed by air tube 14 by realizing with the combination of air valve 15.

The elastic hollow body two ends that air bag 13 is diminished by centre connect two shapes that larger elastic hollow body forms, and are similar to Pear-Shaped.Certainly, can be also the multiple large hollow bodies of multiple eel-like figure portion's connection, shape can be changed by the needs of isolation organ, can also be other various shapes.

Air bag 13 also can be deformed into the high resiliency soft body structure of the interior sky of not inflating, and wherein an example is shown in Fig. 2.In this example, due to without inflation, do not re-use air tube 14.Pull bar Connection Block 26 upper ends can be slightly clamped and connected through air tube axle 20 lower ends of transformation, and pull bar Connection Block 26 lower ends are fixedly connected with pull bar 29 one end.Pull bar 29 other ends are fixedly connected with collet 30 through elasticity cage 27 bottoms; Pull bar 29 inserts in the centre bore of air bag seat 16; Air bag seat 16 center is without air valve is installed, but through hole, pull bar 29 can be up and down in the centre bore of air bag seat 16; Pull bar 29 can be twitched flexibly up and down simultaneously in the hole of elasticity cage 27 upper ends.Air bag seat 16 is fixedly connected with the top of air bag 13.Elasticity cage 27 is placed in air bag 13 inside; The symmetrical centre of elasticity cage 27 is run through by pull bar 29 simultaneously, and the upper end of elasticity cage 27 provides the supporting role of axle sleeve for pull bar 29; Hinge 28 is installed at elasticity cage 27 middle parts.In the time that pull bar 29 is upwards twitched, the collet 30 being fixed together with it is upwards oppressed the lower end of elasticity cage 27, and elasticity cage 27 upper ends are withstood by air bag seat 16 again, just coordinates with hinge 28, and to transversely deforming, it is large that diameter becomes, thus support air vesicle 13; When pull bar 29 moves downward, elasticity cage 27 resets, and air bag 13 is dwindled recovery by the elasticity of self, is convenient to take out.

Manipulation principle and step.Incorporated by reference to Fig. 1.Air bag seat 16 can be inserted into the inside, lower end of control head pedestal 7, and the elastic force being provided by elastic ring 11 is clamped by air bag seat jaw 10; Also can pass through the rotation of cam 18, thereby utilize the flange of cam 18 to eject the 10 releasing clampings of air bag seat jaw.When air bag seat jaw 10 clamps air bag seat 16, because air bag seat 16 is fixedly connected with air bag 13, just can air bag 13 be inserted between two adjacent organs the twitch in trocar sheath 5 by inner sleeve 6, air bag 13 is inflated by air valve 15 with air tube 14 again, just can be pushed diseased organ and normal organ open certain distance; Then manipulating air tube axial brake device 8 moves upward air tube axle 20, air tube 14 is separated with air valve 15, manipulate again air bag seat jaw 10 and unclamp air bag seat 16, twitch inner sleeve 6, just can utilize frictional force between air bag 13 and organ by air bag 13 indwellings between two adjacent organs of insertion between two adjacent organs; Repeat same operation and can between several adjacent organs, place several air bags 13; Finish the course for the treatment of, clamps air bag seat 16 with air bag seat jaw 10, controls air tube 14 and air valve 15 combinations, extract the interior gas of air bag 13 out, air bag 13 relies on self elastic recovery volume-diminished, and inner sleeve 6 is external from the interior extraction of trocar sheath 5, just the air bag being held 13 is taken out.In the time of practical application, the sequencing of above step is controlled by micro-computer controlling apparatus 25, one-key operation.

Concise and to the point operation instruction.Fig. 3 has provided one and has put example, and wherein 32 is diseased organs, and 31,33 is the normal organ being separated by a distance.By Minimally Invasive Surgery, trocar sheath 5 lower ends to be inserted in human body, its upper end is outside human body; Inner sleeve 6 is inserted in trocar sheath 5, by means of the photographic head 17 on trocar sheath 5, LED lamp 12 and micro-computer controlling apparatus 25, can realize in human body clamping air bag 13, unclamp air bag 13, to air bag 13 inflate or bleed, in vivo indwelling air bag 13, take out the multiple operations such as air bag 13, thereby the basic function of certain distance is separated diseased organ and adjacent normal organ in realization, reaches purpose of design.

Claims

1. a radiotherapy is pushed distance means open by internal organs adjacent organs, comprise trocar sheath (5), photographic head (17), photographic head electric wire (22), photographic head plug (23), LED lamp (12), LED lamp electric wire (4), LED lamp plug (3), inner sleeve (6), control electric wire (2), controller plug (1), micro-computer controlling apparatus (25), inner sleeve (6) inserts in trocar sheath (5), inner sleeve (6) can be twitched up and down neatly in trocar sheath (5), it is characterized in that: in the middle of described inner sleeve (6), insert appendix (21), inner sleeve (6) lower end is fixedly connected with control head pedestal (7), described appendix (21) upper end connects air pump (24), and appendix (21) lower end is fixedly connected with air tube axle (20) upper end, described air tube axle (20) lower end is fixedly connected with air tube (14): the upper fixed installation of described control head pedestal (7) air tube axial brake device (8), camshaft drive (9), air bag seat jaw (10) is also installed on control head pedestal (7), described air tube axial brake device (8) drives air tube axle (20) upper and lower flexible motion in the hollow of camshaft (19) and the through hole of cam (18), described camshaft drive (9) drive cam shaft (19) rotation, described camshaft (19) hollow, camshaft (19) lower end is fixedly connected with cam (18), there is through hole at described cam (18) center, and the through hole of cam (18) is concentric with air tube axle (20), described air bag seat jaw (10) can laterally move in the hole on control head pedestal (7) flexibly, elastic ring (11) is installed, air bag seat jaw (10) clamping air bag seat (16) on the outer ring of air bag seat jaw (10), described air bag seat (16) can the rotation by cam (18) promote air bag seat jaw (10) thus transverse shifting is removed and is held, air valve (15) is fixedly equipped with at air bag seat (16) center, the peristome fixed seal connection of air bag seat (16) and air bag (13), described air valve (15) can pass through motion and air tube (14) combination of air tube axle (20), also can separate with air tube (14), described air bag (13) is elastomer, the inflation of air bag (13) or bleed by air tube (14) by implementing with the combination of air valve (15).

2. radiotherapy according to claim 1 is pushed distance means open by internal organs adjacent organs, it is characterized in that elastic hollow body two ends that air bag (13) diminishes in the middle of serving as reasons connect the shape of two larger elastic hollow bodies compositions.

3. radiotherapy according to claim 1 is pushed distance means open by internal organs adjacent organs, it is characterized in that the interior outage elastic soft of air bag (13) for not inflating, built-in elastic cage (27), pull bar Connection Block (26) is clamped and connected with air tube axle (20) lower end; The symmetrical centre of described elasticity cage (27) is that pull bar (29) runs through, and elasticity cage (27) bottom is fixedly connected with collet (30), and hinge (28) is installed at elasticity cage (27) middle part; Described pull bar Connection Block (26) is fixedly connected with pull bar (29) one end; Described pull bar (29) other end is fixedly connected with collet (30), pull bar (29) inserts in the centre bore of air bag seat (16), pull bar (29) can be up and down in the centre bore of air bag seat (16), and pull bar (29) can be up and down in the hole of elasticity cage (27) upper end.