CN211381662U

CN211381662U - Puncture device for tumor bone metastasis treatment

Info

Publication number: CN211381662U
Application number: CN201922350202.XU
Authority: CN
Inventors: 段永薇; 王嘉嘉; 谭燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-01
Anticipated expiration: 2029-12-24

Abstract

The utility model relates to a puncture device for tumor bone metastasis treatment, which belongs to the technical field of medical appliances.A base is internally provided with an air passage, and the left side wall of the base is fixedly provided with an air tap; a vacuum chuck is fixedly arranged on the bottom surface of the base in a matrix manner; the upper part of the base is rotatably provided with a support, one side of the bottom surface of the support is rotatably connected with the right side of the base through a hinge, the left side of the bottom of the support is movably hinged with a telescopic rod, and the bottom end of the telescopic rod is hinged with the upper part of the base; an upper fixing plate and a lower fixing plate are respectively arranged at the upper side and the lower side in the bracket, and a plurality of needle fixing wheels are arranged on the opposite surfaces of the upper fixing plate and the lower fixing plate in a matching way through wheel seats; the upper side wall middle part of an upper fixing plate is provided with a screw rod through bearing vertical rotation, so that medical personnel can fix a puncture needle penetrating a focus when puncturing, secondary injury of a patient is prevented from being brought, the operation cost is reduced, more convenient operation is realized, and the practicability is stronger.

Description

Puncture device for tumor bone metastasis treatment

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to piercing depth of tumour bone metastasis treatment.

Background

Along with the increase of tumour morbidity, tumour bone metastasis patient increases year by year, under the circumstances that patient's pain is violent and the condition of an illness constantly worsens, need carry out radio frequency ablation and bone cement perfusion treatment in order to kill the tumour, improve the function and control pain, the pjncture needle is puncturing to the focus position, when carrying out bone cement injection operation, because the pjncture needle is softer, very easily take place the pjncture needle and buckle, damage, the risk that needs the reposition, bring secondary damage for the patient, and simultaneously, the cost input of operation has been increased, treat to improve urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a piercing depth of tumour bone metastasis treatment reasonable in design, make things convenient for medical personnel to fix the pjncture needle of the puncture focus when the puncture, prevent to bring secondary injury for the patient, reduce the input of operation cost, convenient operation more, the practicality is stronger.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the device comprises a base, an air tap, a sucker, a telescopic rod, a bracket, a needle fixing wheel, an upper fixing plate, a lower fixing plate and a screw rod; an air passage is formed in the base, an air tap is fixedly arranged on the left side wall of the base and is communicated with the air passage; a vacuum sucker is fixedly arranged on the bottom surface of the base in a matrix manner and is communicated with the air passage; the upper part of the base is rotatably provided with a bracket which is arranged in a C shape, one side of the bottom surface of the bracket is rotatably connected with the right side of the base through a hinge, the left side of the bottom of the bracket is movably hinged with a telescopic rod, and the bottom end of the telescopic rod is hinged with the upper part of the base; an upper fixing plate and a lower fixing plate are respectively arranged at the upper side and the lower side in the bracket, and a plurality of needle fixing wheels are arranged on the opposite surfaces of the upper fixing plate and the lower fixing plate in a matching way through wheel seats; the middle part of the upper side wall of the upper fixing plate is vertically and rotatably provided with a screw rod through a bearing, and the upper end of the screw rod penetrates through the upper side surface of the support through thread rotation and then extends to the upper part of the support.

Furthermore, the telescopic rod is formed by sleeving a first support rod and a second support rod, and the lower end of the first support rod is inserted into the upper end of the second support rod and is fixedly connected with the first support rod through a bolt; the upper end of the first supporting rod is hinged with the bottom of the left side of the bracket, and the lower end of the second supporting rod is hinged with the upper part of the base.

Further, the fixed guide bar that is provided with of left and right sides symmetry of bottom plate, after the bottom surface of support was passed in the lower extreme activity of guide bar, the spacing cap of fixedly connected with, the cover is equipped with compression spring on the guide bar between bottom plate and the support bottom surface, compression spring's upper end and the bottom of bottom plate inconsistent setting, compression spring's lower extreme and the interior bottom surface of support inconsistent setting.

Furthermore, the left side and the right side of the rear side wall of the upper fixing plate are symmetrically and fixedly provided with guide blocks, the front side wall inside the support is symmetrically provided with guide grooves, and the guide blocks are embedded inside the guide grooves in a sliding manner.

Furthermore, arc-shaped grooves are formed in the peripheral walls of the needle fixing wheels, and rubber gaskets are fixedly sleeved on the side walls of the arc-shaped grooves.

Furthermore, the upper end of the screw rod is fixedly provided with a torx hand screw.

After the structure is adopted, the beneficial effects of the utility model are that: a piercing depth of tumour bone metastasis treatment, make things convenient for medical personnel to fix the pjncture needle of thorn focus when the puncture, prevent to bring secondary injury for the patient, reduce the input of operation cost, make things convenient for the operation more, the practicality is stronger, the utility model has the advantages of set up rationally, the cost of manufacture is low.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the connection structure of the bracket, the upper fixing plate, the lower fixing plate and the needle fixing wheel of the present invention.

Fig. 3 is a schematic view of the connection structure between the base and the vacuum chuck of the present invention.

Description of reference numerals:

the device comprises a base 1, an air passage 2, an air tap 3, a vacuum chuck 4, a support 5, a telescopic rod 6, a first support rod 6-1, a second support rod 6-2, an upper fixing plate 7, a lower fixing plate 8, a needle fixing wheel 9, a screw rod 10, a guide rod 11, a limiting cap 12, a compression spring 13, a guide block 14, a guide groove 15, an arc-shaped groove 16, a rubber gasket 17, a torx 18 and a puncture needle 19.

The specific implementation mode is as follows:

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.

As shown in fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the device comprises a base 1, an air tap 3, a sucker, a telescopic rod 6, a bracket 5, a needle fixing wheel 9, an upper fixing plate 7, a lower fixing plate 8 and a screw rod 10; an air flue 2 is arranged in the base 1, an air tap 3 is fixedly arranged on the left side wall of the base 1 through threads, a control valve is arranged on the air tap 3, the control valve has an air release function, and the air tap 3 is communicated with the air flue 2; the vacuum chuck 4 is fixedly arranged on the bottom surface of the base 1 in a matrix manner through bolts, the vacuum chuck 4 is communicated with the air passage 2, and the vacuum chuck 4 is made of rubber; the upper part of the base 1 is rotatably provided with a bracket 5, the bracket 5 is arranged in a C shape, one side of the bottom surface of the bracket 5 is rotatably connected with the right side of the base 1 through a hinge and a bolt, the left side of the bottom of the bracket 5 is movably hinged with a telescopic rod 6, the telescopic rod 6 is formed by sleeving a first support rod 6-1 and a second support rod 6-2, the lower end of the first support rod 6-1 is inserted at the upper end of the second support rod 6-2 and is fixedly connected through the bolt, and the total length of the telescopic rod 6 is adjusted through the sleeving length of the first support rod 6-1 and the second support rod 6-2; the upper end of the first supporting rod 6-1 is hinged with the bottom of the left side of the bracket 5, and the lower end of the second supporting rod 6-2 is hinged with the upper part of the base 1; an upper fixing plate 7 and a lower fixing plate 8 are respectively arranged at the upper side and the lower side inside the bracket 5, and a plurality of needle fixing wheels 9 are arranged on the opposite surfaces of the upper fixing plate 7 and the lower fixing plate 8 in a matching way through wheel seats; an arc-shaped groove 16 is formed in the peripheral wall of the needle fixing wheel 9, a rubber gasket 17 is arranged on the side wall of the arc-shaped groove 16 through an adhesive fixing sleeve, and the friction force between the puncture needle 19 and the needle fixing wheel 9 is increased; the middle part of the upper side wall of the upper fixing plate 7 is vertically and rotatably provided with a screw rod 10 through a bearing, and the upper end of the screw rod 10 is extended to the upper part of the bracket 5 after penetrating through the upper side surface of the bracket 5 through thread rotation; the left side and the right side of the rear side wall of the upper fixing plate 7 are symmetrically and fixedly welded with guide blocks 14, the front side wall inside the bracket 5 is symmetrically provided with guide grooves 15, and the guide blocks 14 are embedded inside the guide grooves 15 in a sliding manner; the upper end of the screw rod 10 is fixedly welded with a quincuncial hand screw 18, so that the screw rod 10 can be conveniently adjusted to ascend or descend.

Further, the fixed welding of the left and right sides symmetry of 8 bottoms of bottom plate is equipped with guide bar 11, after the bottom surface of support 5 was passed in the lower extreme activity of guide bar 11, fixed welding has spacing cap 12, the cover is equipped with compression spring 13 on the guide bar 11 between 8 and the 5 bottom surfaces of support, compression spring 13's upper end and the inconsistent setting in bottom of bottom plate 8, compression spring 13's lower extreme and the inconsistent setting of the interior bottom surface of support 5 can make and contradict closely between upper fixed plate 7 and the bottom plate 8.

The working principle of the specific embodiment is as follows: when medical care personnel carry out bone tumor metastasis treatment on a patient, a puncture needle 19 is punctured to a focus part through an external radiography instrument, a plum blossom hand is rotated to screw 18, a screw rod 10 is rotated to rise, so that the puncture needle 19 is arranged in the arc-shaped groove 16 in the middle of the needle fixing wheel 9 on the upper side and the lower side, then the quincuncial hand screw 18 is rotated, so that the screw rod 10 descends to fix the puncture needle 19 between the needle fixing wheels 9, then the length of the telescopic rod 6 is adjusted to ensure that the base 1 is approximately parallel to the epidermis of the patient, the vacuum chuck 4 is attached to the skin of the patient, the air nozzle 3 is connected with an external suction pump to suck the interior of the vacuum chuck 4 into a negative pressure state, then the control valve on the air tap 3 is locked, the external suction pump is separated from the air tap 3, at the moment, the base 1 is fixed on the epidermis of the skin of the patient through the vacuum suction cup 4, and the puncture needle 19 can be fixed.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the distance between the upper fixing plate 7 and the lower fixing plate 8 is adjusted through the screw 10, so that the puncture needle 19 is fixed in the middle of the needle fixing wheel 9, and the puncture needle 19 can be fixed;

2. the angle between the bracket 5 and the base 1 is adjusted by extending or shortening the telescopic rod 6, so that the matching angle between the needle fixing wheel 9 and the puncture needle 19 can be adjusted;

3. the base 1 is fixed to the patient's epidermis by means of the vacuum cup 4, thereby fixing the device to the patient's puncture site and preventing the puncture needle 19 from breaking.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A puncture device for treating tumor bone metastasis is characterized in that: the device comprises a base (1), an air tap (3), a sucker, a telescopic rod (6), a bracket (5), a needle fixing wheel (9), an upper fixing plate (7), a lower fixing plate (8) and a screw rod (10); an air flue (2) is formed in the base (1), an air tap (3) is fixedly arranged on the left side wall of the base (1), and the air tap (3) is communicated with the air flue (2); the vacuum sucker (4) is fixedly arranged on the bottom surface of the base (1) in a matrix manner, and the vacuum sucker (4) is communicated with the air passage (2); the upper part of the base (1) is rotatably provided with a support (5), the support (5) is arranged in a C shape, one side of the bottom surface of the support (5) is rotatably connected with the right side of the base (1) through a hinge, the left side of the bottom of the support (5) is movably hinged with a telescopic rod (6), and the bottom end of the telescopic rod (6) is hinged with the upper part of the base (1); an upper fixing plate (7) and a lower fixing plate (8) are respectively arranged at the upper side and the lower side of the interior of the bracket (5), and a plurality of needle fixing wheels (9) are matched and arranged on the opposite surfaces of the upper fixing plate (7) and the lower fixing plate (8) through wheel seats; the middle part of the upper side wall of the upper fixing plate (7) is vertically and rotatably provided with a screw rod (10) through a bearing, and the upper end of the screw rod (10) is rotatably arranged on the upper part of the bracket (5) after penetrating through the upper side surface of the bracket (5) through threads.

2. The puncture device for the treatment of tumor bone metastasis according to claim 1, wherein: the telescopic rod (6) is formed by sleeving a first support rod (6-1) and a second support rod (6-2), and the lower end of the first support rod (6-1) is inserted into the upper end of the second support rod (6-2) and is fixedly connected with the first support rod and the second support rod through bolts; the upper end of the first supporting rod (6-1) is hinged with the bottom of the left side of the bracket (5), and the lower end of the second supporting rod (6-2) is hinged with the upper part of the base (1).

3. The puncture device for the treatment of tumor bone metastasis according to claim 1, wherein: the fixed guide bar (11) that are provided with of left and right sides symmetry of bottom plate (8), after the bottom surface of support (5) was passed in the lower extreme activity of guide bar (11), fixedly connected with limit cap (12), cover on guide bar (11) between bottom plate (8) and support (5) bottom surface and be equipped with compression spring (13), the upper end of compression spring (13) and the bottom of bottom plate (8) inconsistent setting, the lower extreme of compression spring (13) and the interior bottom surface of support (5) inconsistent setting.

4. The puncture device for the treatment of tumor bone metastasis according to claim 1, wherein: the left side and the right side of the rear side wall of the upper fixing plate (7) are symmetrically and fixedly provided with guide blocks (14), the front side wall inside the support (5) is symmetrically provided with guide grooves (15), and the guide blocks (14) are embedded inside the guide grooves (15) in a sliding mode.

5. The puncture device for the treatment of tumor bone metastasis according to claim 1, wherein: arc-shaped grooves (16) are formed in the peripheral wall of the needle fixing wheel (9), and rubber gaskets (17) are fixedly sleeved on the side walls of the arc-shaped grooves (16).

6. The puncture device for the treatment of tumor bone metastasis according to claim 1, wherein: the upper end of the screw rod (10) is fixedly provided with a plum-blossom-shaped hand screw (18).