CN114711922A - External guiding device for tumor puncture - Google Patents

Abstract

The invention discloses an in-vitro guiding device for tumor puncture, and relates to the technical field of puncture guiding devices. The invention comprises a fixed frame, wherein a fixed seat, a groove, a sliding block, a fixed screw rod, a fixed block, a hydraulic telescopic rod and an adjusting seat are arranged on the fixed frame, a protractor, a through hole, a guide pipe, a worm wheel, a worm and a knob are arranged on the adjusting seat, and side grooves, soft adhesive strips and sterile noodles are arranged on two sides of the adjusting seat. According to the invention, the protractor, the guide tube, the worm wheel and the worm are arranged on the adjusting seat, so that the guide tube can be conveniently rotated to a proper angle according to the actual use condition; the sliding block, the hydraulic telescopic rod and the adjusting seat are arranged on the fixing frame, so that the adjusting seat can be flexibly attached to the affected part of the patient according to the actual use condition; through set up soft sticky strip, card strip, bar groove and aseptic cotton on adjusting the seat, be convenient for will adjust the seat and closely laminate in the affected part, the aseptic cotton of more renewing simultaneously makes puncture guider used repeatedly, and reduce cost reduces medical supplies simultaneously and extravagantly.

Description

External guiding device for tumor puncture

Technical Field

The invention belongs to the technical field of puncture guiding devices, and particularly relates to an in-vitro guiding device for tumor puncture.

Background

Puncture is a medical operation term, and is a diagnosis and treatment technology for puncturing a puncture needle into a body cavity to extract secretion for testing, injecting gas or contrast agent into the body cavity to perform contrast examination, or injecting medicine into the body cavity. The puncture aims at blood drawing test, blood transfusion, fluid infusion and angiography after being placed into a catheter.

When tumor puncture biopsy or tumor puncture ablation is performed at present, the tumor position needs to be punctured under the guidance of a CT; sometimes, in order to avoid the visceral organs, the puncture is often not perpendicular to the body surface, but the puncture is performed by a needle which is arranged at a certain angle with the body surface and avoids the visceral organs; at present, when the puncture is performed with the inclined angle, the operation is performed by bare hands, but the shaking of the hands is inevitable during the operation, the angle of the puncture needle inserting direction is deviated, and when the deviation is large, the visceral organs can be injured. Therefore, an in-vitro guiding device for tumor puncture is provided.

Disclosure of Invention

The invention aims to provide an in-vitro guide device for tumor puncture, which solves the problems that the conventional background art proposes that the conventional puncture is operated by bare hands during the puncture with an inclined angle, but the hand inevitably shakes during the operation, so that the angle of the puncture needle insertion direction is deviated, and when the deviation is large, the visceral organs are possibly injured.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to an in-vitro guiding device for tumor puncture, which comprises a fixing frame, wherein the fixing frame is in a U-shaped plate structure, fixing seats are arranged at two ends of the fixing frame, the fixing seats are in the U-shaped plate structure, screw holes are formed in one surface of each fixing seat, bolts are arranged in the screw holes, the fixing seats are clamped at two sides of a puncture bed, and then the fixing frame is fixed by rotating the bolts; the inner surface of the fixing frame is provided with a groove, two opposite surfaces in the groove are provided with track grooves, the track grooves penetrate through the fixing frame and extend to the outside, the groove is communicated with the track grooves, a sliding block is arranged in the groove, two opposite surfaces of the sliding block are provided with sliding columns, one surface in the groove is provided with a plurality of fixing threaded holes, fixing screws are arranged in the fixing threaded holes, one end of each sliding column is provided with a fixing block, one surface of each fixing block is provided with a hydraulic telescopic rod, and one end of each hydraulic telescopic rod is provided with an adjusting seat, so that the height of the adjusting seat can be flexibly adjusted according to actual use conditions; a through hole is formed in one surface of the adjusting seat, a guide pipe is hinged in the through hole, a worm wheel is arranged on the outer side face of the guide pipe, the guide pipe is fixedly connected with the worm wheel, a worm is arranged on one side of the worm wheel, the worm penetrates through the adjusting seat and extends to the outside, a knob is arranged at one end of the worm, and a protractor is arranged on one side of the through hole, so that the guide pipe can be conveniently and accurately rotated to a proper angle; the relative two surfaces of regulation seat are provided with the side fluting, a surface is provided with the movable hole in the side fluting, be provided with the pull hole in the movable hole, the pull hole runs through and adjusts the seat, communicate between movable hole and the pull hole, be provided with the extrusion spring in the movable hole, be provided with the pull post in the extrusion spring, pull post one end runs through the pull hole and extends to the external world, pull post one end is provided with the pull ball, the pull post other end is provided with the limiting plate, a limiting plate surface is provided with spacing post, the side fluting is provided with the soft bonding strip, a soft bonding strip surface is provided with spacing hole, it is provided with the bar groove to adjust the seat lower surface, the bar inslot is provided with aseptic cotton, an aseptic cotton surface is provided with a plurality of kellings, an aseptic cotton surface is provided with the handle hole.

Further, the shape and the size of slider all suit with the recess, sliding fit between slider and the recess is convenient for remove the regulation seat according to actual use condition is nimble.

Furthermore, the shape and the size of the sliding column are matched with those of the track grooves, and the sliding column is in sliding fit with the track grooves.

Furthermore, the position and the size of the worm are matched with those of the worm wheel, the worm and the worm wheel are meshed, the worm rotates by rotating the knob, the worm drives the worm wheel to rotate, and therefore the worm wheel drives the guide pipe to rotate to a proper angle.

Furthermore, the shape and the size of the limiting hole are matched with those of the limiting column, and the limiting hole is matched with the limiting column in a clamping mode, so that the soft adhesive strip can be replaced quickly.

Furthermore, the shape and the size of the drawing column are matched with the movable hole and the drawing hole, and the drawing column is in nested fit with the movable hole and the drawing hole.

Further, the shape and the size of card strip all suit with the bar groove, the cooperation of clamping between card strip and the bar groove, the aseptic cotton of quick replacement of being convenient for leads to cross infection when avoiding guider used repeatedly.

Furthermore, the shape and the size of the operation hole are matched with those of the through hole, and the operation hole is matched with the through hole.

The invention has the following beneficial effects:

according to the invention, the through hole, the protractor, the guide pipe, the worm wheel, the worm and the knob are arranged on the adjusting seat, the worm is rotated by rotating the knob, the worm drives the worm wheel to rotate, so that the worm wheel drives the guide pipe to rotate, and meanwhile, the guide pipe is accurately rotated to a proper angle through the protractor; the fixed frame is provided with a groove, a track groove, a sliding block, a sliding column, a fixed screw rod, a hydraulic telescopic rod and an adjusting seat, the sliding block is moved along the sliding groove to enable the adjusting seat to move to a proper position, then the fixed screw rod is rotated to fix the sliding block, and meanwhile, the hydraulic telescopic rod is opened to enable the adjusting seat to be attached to the affected part of a patient; through setting up soft sticky strip, card strip, bar groove and aseptic cotton on adjusting the seat, will adjust the seat through soft sticky strip and closely laminate in needs puncture department, further avoid adjusting the seat and remove, aseptic cotton edgewise strip groove roll-off after the use changes new aseptic cotton, makes puncture guider used repeatedly, and reduce cost reduces medical supplies simultaneously and extravagantly.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of an extracorporeal guiding device for tumor puncture;

FIG. 2 is a front view of an extracorporeal guiding apparatus for tumor puncture;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 5 is an enlarged view of portion C of FIG. 4;

fig. 6 is a schematic structural diagram of an extracorporeal guiding device for tumor puncture.

In the drawings, the components represented by the respective reference numerals are listed below:

1-a fixed frame, 101-a fixed seat, 1011-a screw hole, 1012-a bolt, 102-a groove, 1021-a track groove, 1022-a sliding block, 1023-a sliding column, 1024-a fixed threaded hole, 1025-a fixed screw, 1026-a fixed block, 1027-a hydraulic telescopic rod, 103-an adjusting seat, 1031-a through hole, 1032-a guide tube, 1033-a worm wheel, 1034-a worm, 1035-a knob, 1036-a protractor, 1041-a side groove, 1042-a movable hole, 1043-a drawing hole, 1044-an extrusion spring, 1045-a drawing column, 1046-a drawing ball, 1047-a limiting plate, 1048-a limiting column, 1049-a soft sticky strip, 1050-a limiting hole, 1051-a strip groove, 1052-an aseptic cotton cloth, 1053-a clamping strip and 1054-an operation hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-6, the present invention relates to an external guiding device for tumor puncture, including a fixing frame 1, wherein the fixing frame 1 is a U-shaped plate structure, fixing bases 101 are disposed at two ends of the fixing frame 1, the fixing bases 101 are U-shaped plate structures, a screw hole 1011 is disposed on one surface of the fixing base 101, a bolt 1012 is disposed in the screw hole 1011, the fixing bases 101 are clamped at two sides of a puncture bed, and then the fixing frame 1 is fixed by rotating the bolt 1012; the inner surface of the fixed frame 1 is provided with a groove 102, two opposite surfaces in the groove 102 are provided with track grooves 1021, the track grooves 1021 penetrate through the fixed frame 1 and extend to the outside, the groove 102 is communicated with the track grooves 1021, a sliding block 1022 is arranged in the groove 102, the shape and the size of the sliding block 1022 are matched with those of the groove 102, and the sliding block 1022 is in sliding fit with the groove 102, so that the adjusting seat 103 can be flexibly moved according to the actual use condition; the two opposite surfaces of the sliding block 1022 are provided with sliding columns 1023, the shapes and the sizes of the sliding columns 1023 are matched with the track grooves 1021, and the sliding columns 1023 are in sliding fit with the track grooves 1021; a plurality of fixing threaded holes 1024 are formed in the inner surface of the groove 102, fixing screw rods 1025 are arranged in the fixing threaded holes 1024, a fixing block 1026 is arranged at one end of the sliding column 1023, a hydraulic telescopic rod 1027 is arranged on the surface of the fixing block 1026, and an adjusting seat 103 is arranged at one end of the hydraulic telescopic rod 1027, so that the height of the adjusting seat 103 can be flexibly adjusted according to actual use conditions.

A through hole 1031 is formed in one surface of the adjusting seat 103, a guide tube 1032 is hinged in the through hole 1031, a worm wheel 1033 is arranged on the outer side surface of the guide tube 1032, the guide tube 1032 is fixedly connected with the worm wheel 1033, a worm 1034 is arranged on one side of the worm wheel 1033, the worm 1034 penetrates through the adjusting seat 103 and extends to the outside, a knob 1035 is arranged at one end of the worm 1034, the position and the size of the worm 1034 are matched with those of the worm wheel 1033, the worm 1034 is meshed with the worm wheel 1033, the worm 1034 is rotated by rotating the knob 1035, the worm 1034 drives the worm wheel 1033 to rotate, and the worm wheel 1033 drives the guide tube 1032 to rotate to a proper angle; the through hole 1031 is provided at one side thereof with a protractor 1036 to facilitate rapid and accurate rotation of the guide tube 1032 to a proper angle.

The adjusting seat 103 is provided with side notches 1041 on two opposite surfaces, a movable hole 1042 is arranged on one surface in the side notch 1041, a drawing hole 1043 is arranged in the movable hole 1042, the drawing hole 1043 penetrates through the adjusting seat 103, the movable hole 1042 is communicated with the drawing hole 1043, a pressing spring 1044 is arranged in the movable hole 1042, a drawing column 1045 is arranged in the pressing spring 1044, the shape and the size of the drawing column 1045 are both corresponding to the movable hole 1042 and the drawing hole 1043, and the drawing column 1045 is in nested fit with the movable hole 1042 and the drawing hole 1043; the pull post 1045 one end runs through pull hole 1043 and extends to the external world, pull post 1045 one end is provided with draws ball 1046, the pull post 1045 other end is provided with limiting plate 1047, a limiting plate 1047 surface is provided with spacing post 1048, be provided with soft sticky strip 1049 in the side fluting 1041, a soft sticky strip 1049 surface is provided with spacing hole 1050, the shape and the size of spacing hole 1050 all suit with spacing post 1048, clamp the cooperation between spacing hole 1050 and the spacing post 1048, the quick replacement soft sticky strip 1049 of being convenient for.

The lower surface of the adjusting seat 103 is provided with a strip-shaped groove 1051, sterile cotton cloth 1052 is arranged in the strip-shaped groove 1051, one surface of the sterile cotton cloth 1052 is provided with a plurality of clamping strips 1053, the shapes and the sizes of the clamping strips 1053 are matched with the strip-shaped groove 1051, and the clamping strips 1053 are clamped and matched with the strip-shaped groove 1051, so that the sterile cotton cloth 1052 can be quickly replaced conveniently, and cross infection caused by repeated use of the guide device is avoided; an operation hole 1054 is arranged on one surface of the aseptic cotton cloth 1052, the shape and the size of the operation hole 1054 are all adapted to the through hole 1031, and the operation hole 1054 is matched with the through hole 1031.

Referring to fig. 1-6, the present embodiment is a method for using an in vitro guiding device for tumor puncture: when in use, the fixing seats 101 at the two ends of the fixing frame 1 are clamped at the two sides of the puncture bed, then the fixing frame 1 is fixed on the puncture bed by rotating the bolt 1012, then the slide block 1022 is moved along the groove 102 according to the actual situation of the actual patient to drive the adjusting seat 103 to move right above the affected part, the slide block 1022 is fixed at a proper position by rotating the fixing screw 1025, then the pull ball 1046 is lifted to pull up the limit column 1048, then the soft adhesive strip 1049 is put into the side open groove 1041, the pull ball 1046 is loosened to clamp the limit column 1048 in the limit hole 1050, then the sterile cotton cloth 1052 is clamped in the strip groove 1051 through the clamping strip 1053, then the hydraulic telescopic rod 1027 is opened to extend the adjusting seat 103 to the affected part of the patient, so that the sterile cotton cloth 1052 at the lower surface of the adjusting seat 103 is tightly attached to the skin of the patient, then the adjusting seat 103 is fixed on the skin of the patient through the soft adhesive strip 1049 to prevent the guide device from moving when the patient moves, then, under the guidance of the CT, the knob 1035 is rotated to rotate the worm 1034, so that the worm 1034 drives the worm wheel 1033 to rotate, and thus the worm wheel 1033 drives the guide tube 1032 to rotate, and meanwhile, the angle gauge 1036 precisely rotates the guide tube 1032 to a proper angle; finally, the puncture needle penetrates through the guide tube 1032 to puncture, so that the deviation of the puncture needle inserting direction angle caused by hand shaking during puncture is avoided.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (8)

1. The utility model provides an external guiding device is used in tumour puncture, includes mount (1), its characterized in that: the fixing frame (1) is of a U-shaped plate body structure, fixing seats (101) are arranged at two ends of the fixing frame (1), the fixing seats (101) are of a U-shaped plate body structure, a screw hole (1011) is formed in one surface of each fixing seat (101), a bolt (1012) is arranged in the screw hole (1011), a groove (102) is formed in the inner surface of the fixing frame (1), track grooves (1021) are formed in two opposite surfaces in the groove (102), the track grooves (1021) penetrate through the fixing frame (1) and extend to the outside, the groove (102) is communicated with the track grooves (1021), a sliding block (1022) is arranged in the groove (102), sliding columns (1023) are arranged on two opposite surfaces of the sliding block (1022), a plurality of fixing threaded holes (1024) are formed in one surface in the groove (102), and fixing threaded rods (1025) are arranged in the fixing threaded holes (1024), the utility model discloses a sliding column, including traveller (1023), fixed block (1026), a surface of fixed block (1026) is provided with hydraulic telescoping rod (1027), hydraulic telescoping rod (1027) one end is provided with adjusts seat (103), it is provided with through hole (1031) to adjust seat (103) one surface, it has stand pipe (1032) to articulate in through hole (1031), stand pipe (1032) lateral surface is provided with worm wheel (1033), fixed connection between stand pipe (1032) and worm wheel (1033), worm wheel (1033) one side is provided with worm (1034), worm (1034) run through and adjust seat (103) and extend to the external world, worm (1034) one end is provided with knob (1035), through hole (1031) one side is provided with protractor (1036), it is provided with side fluting (1041) to adjust seat (103) two relative surfaces, a side fluting (1041) interior surface of side fluting (1041) is provided with activity hole (1042), a drawing hole (1043) is formed in the movable hole (1042), the drawing hole (1043) penetrates through the adjusting seat (103), the movable hole (1042) is communicated with the drawing hole (1043), an extrusion spring (1044) is arranged in the movable hole (1042), a drawing column (1045) is arranged in the extrusion spring (1044), one end of the drawing column (1045) penetrates through the drawing hole (1043) and extends to the outside, a drawing ball (1046) is arranged at one end of the drawing column (1045), a limiting plate (1047) is arranged at the other end of the drawing column (1045), a limiting column (1048) is arranged on one surface of the limiting plate (1047), a soft adhesive strip (1049) is arranged in the side groove (1041), a limiting hole (1050) is arranged on one surface of the soft adhesive strip (1049), a strip-shaped groove (1051) is arranged on the lower surface of the adjusting seat (103), and a sterile cotton cloth (1052) is arranged in the strip-shaped groove (1051), a plurality of clamping strips (1053) are arranged on one surface of the sterile cotton cloth (1052), and an operation hole (1054) is arranged on one surface of the sterile cotton cloth (1052).

2. An extracorporeal guide device for tumor penetration according to claim 1, wherein the slider (1022) is adapted to the groove (102) in shape and size, and the slider (1022) is slidably engaged with the groove (102).

3. The extracorporeal guide apparatus for tumor puncture according to claim 1, wherein the shape and size of the sliding column (1023) are adapted to the track groove (1021), and the sliding column (1023) is in sliding fit with the track groove (1021).

4. The extracorporeal guide apparatus for tumor puncture according to claim 1, wherein the worm (1034) is adapted to the worm wheel (1033) in position and size, and the worm (1034) is engaged with the worm wheel (1033).

5. The in-vitro guide device for tumor puncture according to claim 1, wherein the shape and size of the limiting hole (1050) are adapted to the shape and size of the limiting post (1048), and the limiting hole (1050) and the limiting post (1048) are in clamping fit.

6. The in-vitro guide device for tumor puncture according to claim 1, wherein the shape and size of the pull column (1045) are adapted to the movable hole (1042) and the pull hole (1043), and the pull column (1045) is in nested fit with the movable hole (1042) and the pull hole (1043).

7. The extracorporeal guiding device for tumor puncture according to claim 1, wherein the shape and size of the clamping strip (1053) are adapted to the strip-shaped groove (1051), and the clamping strip (1053) is in clamping fit with the strip-shaped groove (1051).

8. An in vitro guiding device for tumor puncture according to claim 1, wherein the shape and size of the operation hole (1054) are adapted to the through hole (1031), and the operation hole (1054) and the through hole (1031) are mutually matched.

Images