CN209916064U

CN209916064U - Liver disease puncture positioner

Info

Publication number: CN209916064U
Application number: CN201920377857.3U
Authority: CN
Inventors: 于来荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-01-10
Anticipated expiration: 2029-03-25

Abstract

The utility model discloses a liver puncture positioner in liver puncture location field, including U type support, the arc spout has been seted up to the crossbeam of U type support, the symmetry is provided with first electronic jar in the arc spout, the welding has first slider part between the rod end of two sets of first electronic jars, first slider part slides in the arc spout, first slider part piece end is rotated through the pivot and is connected with the regulating block, the upper and lower bilateral symmetry on first slider part left side is provided with the electronic jar of second, the rod end of the electronic jar of second is rotated through pivot and regulating block and is connected, the rectangle dead slot has been seted up at the regulating block middle part, the inner wall symmetry is provided with the third cylinder about the rectangle dead slot, the welding has second slider part between the rod end of two sets of third cylinders. The utility model discloses not only realize telescopic accurate positioning, avoid manual selecting the puncture position, improve positioning efficiency, reduce the operation degree of difficulty among the sampling process moreover, and then improve the success rate of puncture sample, reduce patient's misery.

Description

Liver disease puncture positioner

Technical Field

The utility model relates to a liver puncture location field specifically is a liver disease puncture positioner.

Background

Hepatic puncture is a short term for biopsy. Patients are usually anesthetized locally, using a one second aspiration technique, percutaneous needle under B-ultrasound, CT positioning and guidance, or direct needle under laparoscopic monitoring.

Usually, the pjncture needle can all be used in the liver puncture operation, and the pjncture needle is at first through supersound location and is done the mark with the marker pen including cylinder, syringe needle and piston rod, then medical personnel handheld sampling needle, and direct puncture gets into patient's liver department, and the pull piston rod takes a sample, extracts sampling needle at last rapidly, realizes liver puncture sampling operation.

However, the hepatic puncture also has the following defects and shortcomings in the implementation process:

for medical staff with shallow experience, the puncture needle is held by hands, so that the positioning is difficult, and in the puncture process, the hand shaking condition exists, so that the sampling failure can be caused, and the pain of a patient is increased.

Based on this, the utility model designs a liver disease puncture positioner to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liver disease puncture positioner to solve the medical personnel that the experience that proposes in the above-mentioned background is shallow yet, handheld pjncture needle, not only the location difficulty, puncture in-process moreover, has the hand shake condition, and then probably causes the sample failure, increases the painful problem of patient.

In order to achieve the above object, the utility model provides a following technical scheme: a liver disease puncture positioning device comprises a U-shaped bracket, wherein an arc-shaped chute is formed in a cross beam of the U-shaped bracket, first electric cylinders are symmetrically arranged in the arc-shaped chute, a first slide block component is welded between the rod ends of two groups of first electric cylinders, the first slide block component slides in the arc-shaped chute, the end of the first slide block component is rotatably connected with an adjusting block through a rotating shaft, so that the angle between the adjusting block and the first slide block component is convenient, second electric cylinders are symmetrically arranged on the upper side and the lower side of the left side of the first slide block component, the rod end of the second electric cylinder is rotatably connected with the adjusting block through the rotating shaft, a rectangular empty groove is formed in the middle of the adjusting block, third air cylinders are symmetrically arranged on the upper inner wall and the lower inner wall of the rectangular empty groove, a second slide block component is welded between the rod ends of the two groups, the sleeve is welded on the side wall of the second sliding part, a first spring is arranged on the lower side inside the sleeve, a rectangular sliding groove is formed in the middle of the sleeve, fixing pieces are symmetrically arranged in the rectangular sliding groove in a sliding mode, and a puncture needle is arranged in the sleeve in a sleeved mode.

Preferably, the bases are welded at the longitudinal support ends of the U-shaped support.

Preferably, the first slider part comprises a slider and a connecting plate, the connecting plate is welded on the side of the slider, the second electric cylinders are arranged on the upper side and the lower side of the connecting plate, a notch is formed in the left end of the connecting plate, and the adjusting block rotates in the notch through the rotating shaft.

Preferably, rectangular through holes are formed in the front side wall and the rear side wall of the adjusting block, rectangular blocks are welded to two sides of the second sliding component, and the rectangular blocks are in clearance fit with the rectangular through holes on the same side.

Preferably, the inner wall of the sleeve is rotationally and symmetrically connected with a plurality of groups of rollers through a rotating shaft.

Preferably, the baffle is glued to the symmetry in the rectangle spout, the arc breach has all been seted up at the stationary blade middle part, all is connected with the second spring between arc breach both sides and the baffle.

Advantageous effects

Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:

1. the utility model discloses a mutually supporting of first electronic jar, electronic jar of second and the electronic jar of third to realize telescopic accurate positioning, avoid manual selecting the puncture position, improve location efficiency, through mutually supporting of two sets of first electronic jars, the electronic jar of two sets of seconds and the electronic jar of third simultaneously, improve the sleeve at the stability of U type support, and then improve the stability of puncture process.

2. The utility model discloses a mutually supporting of sleeve, first spring and stationary blade not only realizes accurate sample, reduces the operation degree of difficulty among the sampling process moreover, and then improves the success rate of puncture sample, reduces patient's misery.

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 these drawings without creative efforts.

FIG. 1 is a schematic view of the overall main viewing angle structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 4 is a schematic view of the longitudinal section structure of the integral sleeve of the present invention;

fig. 5 is the schematic diagram of the cross section structure of the overall rectangular sliding groove of the present invention.

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

1-U-shaped support, 2-arc chute, 3-first electric cylinder, 4-first sliding block component, 5-adjusting block, 6-second electric cylinder, 7-rectangular chute, 8-third cylinder, 9-second sliding block component, 10-sleeve, 11-first spring, 12-rectangular chute, 13-fixing piece, 14-puncture needle, 15-base, 16-rectangular through hole, 17-rectangular block, 18-roller, 19-baffle and 20-second spring.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a liver disease puncture positioning device comprises a U-shaped support 1, an arc-shaped chute 2 is formed in a cross beam of the U-shaped support 1, first electric cylinders 3 are symmetrically arranged in the arc-shaped chute 2, first slide block components 4 are welded between rod ends of two groups of first electric cylinders 3, the first slide block components 4 slide in the arc-shaped chute 2, the ends of the first slide block components 4 are rotatably connected with adjusting blocks 5 through rotating shafts, second electric cylinders 6 are symmetrically arranged on the upper side and the lower side of the left side of the first slide block component 4, the rod ends of the second electric cylinders 6 are rotatably connected with the adjusting blocks 5 through rotating shafts, a rectangular empty groove 7 is formed in the middle of each adjusting block 5, third air cylinders 8 are symmetrically arranged on the upper inner wall and the lower inner wall of each rectangular empty groove 7, a second slide block component 9 is welded between the rod ends of the two groups of third air cylinders 8, the second slide block 9 is sleeved in the, the first spring 11 is arranged at the lower side in the sleeve 10, the rectangular sliding groove 12 is arranged in the middle of the sleeve 10, the fixing pieces 13 are symmetrically arranged in the rectangular sliding groove 12 in a sliding mode, and the puncture needle 14 is sleeved in the sleeve 10.

The bases 15 are welded at the longitudinal support ends of the U-shaped support 1, so that the stability of the U-shaped support 1 on a sickbed is improved; the first sliding block component 4 comprises a sliding block and a connecting plate, the connecting plate is welded on the side of the sliding block, second electric cylinders 6 are arranged on the upper side and the lower side of the connecting plate, a gap is formed in the left end of the connecting plate, and the adjusting block 5 rotates in the gap through a rotating shaft; rectangular through holes 16 are formed in the front side wall and the rear side wall of the adjusting block 5, rectangular blocks 17 are welded on the two sides of the second sliding component 9, the rectangular blocks 17 are in clearance fit with the rectangular through holes 16 on the same side, the sliding range of the second sliding component 9 in the rectangular hollow groove 7 is limited, and meanwhile, the sliding stability of the second sliding component 9 in the rectangular hollow groove 7 is improved; the inner wall of the sleeve 10 is rotationally and symmetrically connected with a plurality of groups of rollers 18 through a rotating shaft, so that the frictional resistance between the puncture needle 14 and the inner wall of the sleeve 10 is reduced, and the puncture needle 14 can conveniently slide in the sleeve 10; have glued baffle 19 in the rectangle spout 12, the arc breach has all been seted up at stationary blade 13 middle part, and when two sets of stationary blades 13 mutual contact, the centre forms the through-hole, the pull of the piston rod of being convenient for, all is connected with second spring 20 between arc breach both sides and the baffle 19, the automatic re-setting of stationary blade 13 of being convenient for.

One specific application of this embodiment is: the utility model discloses a first electronic jar 3, the mutually supporting of second electronic jar 6 and third electronic jar 8, under the guide of peripheral hardware B ultrasonic or CT, through PLC, at first control first electronic jar 3, adjust the position of first slider part 4 at U type support 1, the second electronic jar 6 of controlling again, adjust the angle between regulating block 5 and first slider part 4, control third electronic jar 8 at last, adjust the upper and lower position of second slider part 9 at regulating block 5, thereby realize the accurate positioning of sleeve 10, avoid manual selection puncture position, improve positioning efficiency, simultaneously through the respective mutually supporting of two sets of first electronic jars 3, two sets of second electronic jars 6 and third electronic jar 8, improve the stability of sleeve 10 at U type support 1, and then improve the stability of puncture process; through the mutual matching of the sleeve 10, the first spring 11 and the fixing plate 13, when the piston rod is pressed to the bottom end of the puncture needle 14, the needle end of the puncture needle 14 is aligned with the axis of the first spring 11, then the puncture needle 14 is placed in the sleeve 10, the piston rod is pressed downwards, so that the needle end penetrates out of the sleeve 10 and is punctured into the body of a patient, at the moment, the first spring 11 is in a compressed state, when the upper end of the needle cylinder of the puncture needle 14 is lower than the position of the fixing plate 13, the fixing plate 13 is pressed manually, the puncture needle 14 moves downwards along the sleeve 10, the stability in the downward puncturing process can be improved, the puncture needle 14 is fixed in the sleeve 10 below the fixing plate 13, at the moment, the piston rod is pulled upwards to perform sampling, after the sampling is completed, the fixing plate 12 is loosened, the piston rod is slowly loosened, the puncture needle 14 is automatically pulled, and the operation difficulty in the sampling process is reduced, so that the success rate of puncture sampling is improved, and the pain of a patient is reduced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 present invention disclosed above are intended only to help illustrate the present invention. 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 its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a liver disease puncture positioner, includes U type support (1), its characterized in that: an arc-shaped sliding groove (2) is formed in a cross beam of the U-shaped support (1), first electric cylinders (3) are symmetrically arranged in the arc-shaped sliding groove (2), first sliding block parts (4) are welded between rod ends of the two groups of first electric cylinders (3), the first sliding block parts (4) slide in the arc-shaped sliding groove (2), block ends of the first sliding block parts (4) are rotatably connected with adjusting blocks (5) through rotating shafts, second electric cylinders (6) are symmetrically arranged on the upper side and the lower side of the left side of the first sliding block part (4), rod ends of the second electric cylinders (6) are rotatably connected with the adjusting blocks (5) through rotating shafts, a rectangular empty groove (7) is formed in the middle of each adjusting block (5), third air cylinders (8) are symmetrically arranged on the upper inner wall and the lower wall of each rectangular empty groove (7), and second sliding block parts (9) are welded between the rod ends of the two groups of the, the second slider part (9) is sleeved in the rectangular empty groove (7), the side wall of the second slider part (9) is welded with the sleeve (10), the lower side inside the sleeve (10) is provided with the first spring (11), the middle part of the sleeve (10) is provided with the rectangular sliding groove (12), the rectangular sliding groove (12) is internally symmetrically slid to form a fixing piece (13), and the sleeve (10) is internally sleeved with the puncture needle (14).

2. The liver disease puncturing and positioning device according to claim 1, wherein: and bases (15) are welded at the longitudinal support ends of the U-shaped supports (1).

3. The liver disease puncturing and positioning device according to claim 1, wherein: first slider part (4) have the connecting plate including slider and connecting plate, and the avris welding of slider has the connecting plate, and the upper and lower both sides of connecting plate all are provided with electronic jar of second (6), and the left side end of connecting plate is seted up jaggedly, regulating block (5) are at the breach internal rotation through the pivot.

4. The liver disease puncturing and positioning device according to claim 1, wherein: rectangle through-hole (16) have all been seted up to lateral wall around regulating block (5), rectangle piece (17) have all been welded to second slider part (9) both sides, rectangle piece (17) respectively with rectangle through-hole (16) clearance fit of its homonymy.

5. The liver disease puncturing and positioning device according to claim 1, wherein: the inner wall of the sleeve (10) is rotationally and symmetrically connected with a plurality of groups of rollers (18) through rotating shafts.

6. The liver disease puncturing and positioning device according to claim 1, wherein: rectangle spout (12) internal symmetry is glued and is had baffle (19), the arc breach has all been seted up at stationary blade (13) middle part, all is connected with second spring (20) between arc breach both sides and baffle (19).