CN214971247U

CN214971247U - Accurate testicle fixing device for radiotherapy

Info

Publication number: CN214971247U
Application number: CN202023252384.6U
Authority: CN
Inventors: 李强; 陈维军; 邱凌云
Original assignee: Zhejiang Provincial Peoples Hospital
Current assignee: Zhejiang Provincial Peoples Hospital
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-12-03
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses an accurate testicle fixing device is used in radiotherapy, the on-line screen storage device comprises a base, first recess has been seted up at the top of base, the removal post has been inserted to the inside of first recess, the top of removing the post runs through first recess fixedly connected with workstation, the utility model discloses a pivoted first support groove is fixed to the testicle with fixed second support groove, reciprocates through removing the relative base of post, reaches the purpose of adjusting the height of this workstation, and simple operation, convenient to use have not only reduced the pendulum position error, have improved patient's comfort level, have reduced the work degree of difficulty of radiotherapy doctor moreover, have realized accurate radiotherapy, have guaranteed the radiotherapy effect, and the doctor can adjust the device according to different patients' actual conditions, and the suitability is strong.

Description

Accurate testicle fixing device for radiotherapy

Technical Field

The utility model relates to the technical field of medical appliances, in particular to an accurate testicle fixing device for radiotherapy.

Background

Before the testicle tumor radiotherapy, the testicle is positioned in the center of a radiation field by moving a treatment bed under the indication of an accelerator radiation field lamp, and the position of the testicle of a patient cannot be displaced in the treatment process of the patient. Because the testis may be out of target during movement, the tumor part which does not escape the irradiation range receives enough radiation, while the tumor part which escapes the field does not receive enough radiation, which results in the local control rate of the testis tumor being reduced, and the surrounding normal tissues receive no radiation, which can cause serious adverse reaction.

The fundamental purpose of radiotherapy is to deliver a high enough dose of radiation to the lesion, while normal tissues are not or as little radiation as possible, so that accurate placement of the testicle is particularly important in testicular radiotherapy, which can cause significant adverse effects and significant medical safety concerns to the patient if the testicle cannot be effectively fixed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a radiotherapy is with accurate testicle fixing device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an accurate testicle fixation device for radiotherapy comprising:

the bracket comprises a base, a first groove is formed in the top of the base, a moving column is inserted into the first groove, the top of the moving column penetrates through the first groove and is fixedly connected with a workbench, a second groove is formed in the top of the workbench, a rotating shaft is rotatably connected into the second groove through a bearing, a first bracket supporting rod is sleeved on the outer side of the rotating shaft, a first bracket supporting rod is fixedly connected to the outer end of the first bracket supporting rod, a second bracket supporting rod is fixedly connected to one side of the workbench, which is positioned on the first bracket supporting rod, a second bracket is fixedly connected to the outer end of the second bracket supporting rod, a first arc-shaped groove is formed in the top of the workbench, a second arc-shaped groove is formed in the bottom of the first arc-shaped groove, a sliding block is slidably connected into the second arc-shaped groove through a sliding rail, and a threaded hole is formed in the top of the sliding block, the top of first support groove bracing piece is rotated and is connected with the screw rod, first arc wall threaded connection in the inside of screw hole is run through to the bottom of screw rod, a plurality of draw-in grooves have evenly been seted up to the lateral wall of removal post, the lateral wall fixedly connected with casing of base, the through-hole has been seted up to the lateral wall of casing, the casing is linked together through-hole and first recess, the inside of casing is equipped with the fixture block that inserts in the inside of draw-in groove.

Through adopting above-mentioned technical scheme, when using, according to patient's needs, the pulling pull ring breaks away from the draw-in groove with the fixture block, carry and draw the removal post, rise to and loosen the pull ring after suitable height, the fixture block receives spring action and inserts in the inside of draw-in groove, thereby with the highly fixed of workstation, the doctor is according to patient's needs, rotate first support groove bracing piece to suitable angle, the slider cup joints in the screw rod lower part all the time, rotatory knob, the screw rod is in the inside precession of screw hole, gasket and the first friction of holding in the palm between the groove bracing piece through the workstation top, lock the position that first support groove bracing piece, place the testicle in the inside that first support groove and second held in the palm the groove.

Preferably, the top of the workbench is fixedly connected with a gasket, and one side of the gasket, which is far away from the workbench, is attached to the bottom of the first bracket supporting rod.

Through adopting above-mentioned technical scheme, the surface of gasket is the dull polish material, has increased the friction at first support groove bracing piece and workstation top.

Preferably, the top end of the screw rod is fixedly connected with a knob, and the outer end of the fixture block penetrates through the shell and is fixedly connected with a pull ring.

Through adopting above-mentioned technical scheme, drive the screw rod screw thread through rotating the knob and rotate, drive the fixture removal through pulling the pull ring.

Preferably, the outer shape of the slider is an ellipse.

Through adopting above-mentioned technical scheme, when the slider is oval sliding connection in the inside of second arc wall, the screw rod is rotatory in the screw hole of slider inside, can not drive the slider and rotate to reach the effect of screwing up the screw rod.

Preferably, the surfaces of the first bracket and the second bracket are wrapped by a layer of medical silica gel, so that the medical silica gel has no irritation, toxicity or anaphylaxis to human tissues, has few organism rejection reactions, has good physicochemical characteristics, can keep the original elasticity and softness in the process of contacting with the scrotum, and improves the comfort level of patients.

Preferably, the outer side surfaces of the first bracket and the second bracket are symmetrically marked with cross lines, so that a doctor can conveniently and accurately position.

Preferably, the inner side wall of the shell is fixedly connected with a spring, the spring is sleeved on the outer side of the clamping block, and one end, far away from the shell, of the spring is fixedly connected to the outer side wall of the clamping block.

Through adopting above-mentioned technical scheme, the spring promotes the fixture block and restores to the throne and inserts in the inside of casing.

Preferably, a third groove is formed in the bottom of the base, a fixing rod is inserted into the third groove, two fourth grooves are formed in the inner top wall of the third groove, the upper surface of the fixing rod is fixedly connected with two first blocks, the first blocks are inserted into the fourth grooves, one side of the fixing rod, away from the first blocks, is fixedly connected with two second blocks, and the thickness of the fixing rod is 3-5 mm.

Through adopting above-mentioned technical scheme, insert the dead lever in the inside of the third recess that the base bottom was seted up, first block inserts in the inside of fourth recess, is fixed in the bedside with the second block to be fixed in the bed surface with the base.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a first groove of holding in palm of pivoted and fixed second holds in palm the groove and fixes the testicle, reciprocates through the relative base of removal post, reaches the purpose of adjusting the height of this workstation, simple operation, convenient to use have not only reduced the pendulum position error, have improved patient's comfort level, have reduced radiotherapy doctor's the work degree of difficulty moreover, have realized accurate radiotherapy, have guaranteed the radiotherapy effect, the radiotherapy doctor can adjust the device according to different patients ' actual conditions, the suitability is strong.

Drawings

FIG. 1 is a front view of the present invention in cross section;

fig. 2 is a sectional top view of the rotating shaft of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is an enlarged view of portion B of FIG. 1;

fig. 5 is an exploded view of the table of the present invention;

fig. 6 is a top view of the slider of the present invention;

fig. 7 is a top view of a third groove of the present invention;

fig. 8 is a cross-sectional side view of the moving column of the present invention.

In the figure: 1. a base; 2. a work table; 3. moving the column; 4. a first groove; 5. a second groove; 6. a rotating shaft; 7. a first bracket support rod; 8. a first bracket; 9. a second bracket support rod; 10. a second bracket; 11. a first arc-shaped slot; 12. a second arc-shaped slot; 13. a screw; 14. a knob; 15. a slider; 16. a threaded hole; 17. a gasket; 18. a housing; 19. a clamping block; 20. a through hole; 21. a card slot; 22. a pull ring; 23. a spring; 24. fixing the rod; 25. a third groove; 26. a first block; 27. a second block; 28. and a fourth groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a technical solution:

an accurate testicle fixation device for radiotherapy comprising:

a base 1, a first groove 4 is arranged on the top of the base 1, a moving column 3 is inserted into the first groove 4, the top of the moving column 3 penetrates through the first groove 4 and is fixedly connected with a workbench 2, a second groove 5 is arranged on the top of the workbench 2, a rotating shaft 6 is rotatably connected inside the second groove 5 through a bearing, a first bracket supporting rod 7 is sleeved outside the rotating shaft 6, a first bracket 8 is fixedly connected with the outer end of the first bracket supporting rod 7, a second bracket supporting rod 9 is fixedly connected with one side of the workbench 2, which is positioned on the first bracket supporting rod 7, a second bracket 10 is fixedly connected with the outer end of the second bracket supporting rod 9, a first arc-shaped groove 11 is arranged on the top of the workbench 2, a second arc-shaped groove 12 is arranged on the bottom of the first arc-shaped groove 11, a sliding block 15 is slidably connected inside the second arc-shaped groove 12 through a sliding rail, a threaded hole 16 is arranged on the top of the sliding block 15, the top of the first bracket supporting rod 7 is rotatably connected with a screw rod 13, the bottom end of the screw rod 13 penetrates through the first arc-shaped groove 11 and is in threaded connection with the inside of a threaded hole 16, the outer side wall of the moving column 3 is uniformly provided with a plurality of clamping grooves 21, the outer side wall of the base 1 is fixedly connected with a shell 18, the outer side wall of the shell 18 is provided with a through hole 20, the shell 18 is communicated with the first groove 4 through the through hole 20, the inside of the shell 18 is provided with a clamping block 19 inserted into the clamping grooves 21, the top of the workbench 2 is fixedly connected with a gasket 17, one side of the gasket 17 away from the workbench 2 is attached to the bottom of the first bracket supporting rod 7, the surface of the gasket 17 is made of a frosted material, the friction between the first bracket supporting rod 7 and the top of the workbench 2 is increased, the top end of the screw rod 13 is fixedly connected with a knob 14, the outer end of the clamping block 19 penetrates through the shell 18 and is fixedly connected with a pull ring 22, the screw rod 13 is driven to rotate by rotating the knob 14, the pull ring 22 is pulled to drive the fixture block 19 to move, the shape of the slider 15 is oval, when the slider 15 is in oval sliding connection with the inside of the second arc-shaped groove 12, the screw 13 rotates in the threaded hole 16 of the slider 15, the slider 15 cannot be driven to rotate, so that the effect of screwing the screw 13 is achieved, the inner side wall of the shell 18 is fixedly connected with the spring 23, the spring 23 is sleeved on the outer side of the fixture block 19, one end, away from the shell 18, of the spring 23 is fixedly connected to the outer side wall of the fixture block 19, the spring 23 pushes the fixture block 19 to reset and insert into the shell 18, the bottom of the base 1 is provided with a third groove 25, a fixing rod 24 is inserted into the third groove 25, the top wall of the inside of the third groove 25 is provided with two fourth grooves 28, the upper surface of the fixing rod 24 is fixedly connected with two first blocks 26, the first blocks 26 are inserted into the fourth grooves 28, one side fixedly connected with quantity that dead lever 24 is kept away from first block 26 is two second blocks 27, and dead lever 24's thickness is 3~5mm, inserts dead lever 24 in the inside of the third recess 25 that the base 1 bottom was seted up, and first block 26 inserts in the inside of fourth recess 28, is fixed in the bedside with second block 27 to be fixed in the bed surface with base 1.

The structure principle is as follows: when using, at first, the second block 27 at dead lever 24 both ends inserts the spacing downthehole fixing of linac treatment bed surface both sides, treatment bed on the patient, it is advanced or the foot is advanced to select the head as required, the patient carries out the preliminary adjustment of position after lying on the back, the patient both legs separately makes the testicle unsettled place, place base 1, it is the second side of holding in the palm groove 10 side towards patient head side to place the direction, pull out fixture block 19 and then the height that the adjustment removed post 3, adjust to satisfying the fixed suitable position of testicle radiotherapy, release fixture block 19, the end of fixture block 19 inserts inside draw-in groove 21, realize removing the highly fixed of post 3, and according to removing the hole site number that post 3 exceeds base 1 as mark parameter. Unscrewing screw 13, rotating first support groove bracing piece 7 and moving towards the direction of keeping away from second support groove bracing piece 9, placing the patient's penis in the patient body surface towards patient's head side, squeeze one side from the testicle of accepting the treatment in the scrotum with the hand, hold the scrotum with the hand, block the testicle, make surperficial scrotum skin tighten, prevent that the testicle from shifting, after properly adjusting patient's position, place in second support groove 10, the testicle major axis is unanimous with holding in the palm the groove major axis. Rotate first support groove bracing piece 7 and remove towards the direction that is close to second support groove bracing piece 9, lean on tight second support groove 10 as far as possible under the patient can tolerate the condition, twist screw 13, screw 13 is in the inside precession of screw hole 16, through the gasket 17 at workstation 2 top and the friction between first support groove bracing piece 7, locks the position of first support groove bracing piece 7, according to the rotation angle of the first support groove bracing piece 7 of scale interval record in the first arc wall 11 outside. After the position of the testis is accurately fixed, the bed value is adjusted according to the relative positions of the three-dimensional laser lamp indication and the cross mark lines of the outer side surfaces of the first bracket and the second bracket, and the testis radiotherapy can be implemented. Because testicle tumour radiotherapy is not once accomplished, all adjust the position of lifting module and the rotation angle of first support groove bracing piece according to this patient's own specific fixed parameter during follow-up radiotherapy implementation strictly, guarantee the accurate implementation of testicle radiotherapy.

To sum up, drive first support groove bracing piece 7 through pivot 6 and rotate, first support groove 8 and second support groove 10 form arbitrary angle to fix the testicle and place, the device can give accurate, the comfortable rigidity of patient's testicle, and can satisfy different body thickness patient use needs through adjusting.

The part not involved in the utility model is the same as the prior art or can be realized by adopting the prior art. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an accurate testicle fixing device is used in radiotherapy which characterized in that includes:

the novel bracket comprises a base (1), wherein a first groove (4) is formed in the top of the base (1), a movable column (3) is inserted into the first groove (4), the top of the movable column (3) penetrates through the first groove (4) and is fixedly connected with a workbench (2), a second groove (5) is formed in the top of the workbench (2), the interior of the second groove (5) is rotatably connected with a rotating shaft (6) through a bearing, a first bracket supporting rod (7) is sleeved on the outer side of the rotating shaft (6), a first bracket (8) is fixedly connected with the outer end of the first bracket supporting rod (7), a second bracket (9) is fixedly connected to one side of the workbench (2) positioned on the first bracket supporting rod (7), a second bracket (10) is fixedly connected to the outer end of the second bracket supporting rod (9), a first arc-shaped groove (11) is formed in the top of the workbench (2), a second arc-shaped groove (12) is formed at the bottom of the first arc-shaped groove (11), a sliding block (15) is connected inside the second arc-shaped groove (12) in a sliding manner through a sliding rail, the top of the sliding block (15) is provided with a threaded hole (16), the top of the first bracket supporting rod (7) is rotatably connected with a screw rod (13), the bottom end of the screw rod (13) penetrates through the first arc-shaped groove (11) and is connected with the inner part of the threaded hole (16) in a threaded manner, a plurality of clamping grooves (21) are uniformly arranged on the outer side wall of the movable column (3), the outer side wall of the base (1) is fixedly connected with a shell (18), the outer side wall of the shell (18) is provided with a through hole (20), the shell (18) is communicated with the first groove (4) through a through hole (20), the inside of the shell (18) is provided with a clamping block (19) inserted into the clamping groove (21).

2. The precise testicle fixation device of claim 1 wherein: the top fixedly connected with gasket (17) of workstation (2), one side that workstation (2) were kept away from in gasket (17) is laminated with the bottom of first support groove bracing piece (7).

3. The precise testicle fixation device of claim 1 wherein: the top end of the screw rod (13) is fixedly connected with a knob (14), and the outer end of the fixture block (19) penetrates through the shell (18) and is fixedly connected with a pull ring (22).

4. The precise testicle fixation device of claim 1 wherein: the shape of the sliding block (15) is oval.

5. The precise testicle fixation device of claim 1 wherein: the spring (23) is fixedly connected to the inner side wall of the shell (18), the spring (23) is sleeved on the outer side of the clamping block (19), and one end, far away from the shell (18), of the spring (23) is fixedly connected to the outer side wall of the clamping block (19).

6. The precise testicle fixation device of claim 1 wherein: third recess (25) have been seted up to the bottom of base (1), dead lever (24) have been inserted to the inside of third recess (25), fourth recess (28) that quantity is two are seted up to the inside roof of third recess (25), the upper portion fixed surface of dead lever (24) is connected with first block (26) that quantity is two, first block (26) insert in the inside of fourth recess (28), one side fixedly connected with quantity that first block (26) were kept away from in dead lever (24) is two second block (27), the thickness of dead lever (24) is 3~5 mm.