CN114950844A - Preparation facilities of coating dense net support for aneurysm treatment - Google Patents

Preparation facilities of coating dense net support for aneurysm treatment Download PDF

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Publication number
CN114950844A
CN114950844A CN202210075607.0A CN202210075607A CN114950844A CN 114950844 A CN114950844 A CN 114950844A CN 202210075607 A CN202210075607 A CN 202210075607A CN 114950844 A CN114950844 A CN 114950844A
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Prior art keywords
support
positioning cover
side positioning
lower side
cover
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Granted
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CN202210075607.0A
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CN114950844B (en
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邵秋季
李立
李天晓
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Henan Provincial Peoples Hospital
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Henan Provincial Peoples Hospital
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
    • B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
    • B05C3/04—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material with special provision for agitating the work or the liquid or other fluent material
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
    • A61F2/06—Blood vessels
    • A61F2/07—Stent-grafts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C13/00—Means for manipulating or holding work, e.g. for separate articles
    • B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
    • B05C13/025—Means for manipulating or holding work, e.g. for separate articles for particular articles relatively small cylindrical objects, e.g. cans, bottles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
    • B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
    • B05C3/09—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles
    • B05C3/10—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles the articles being moved through the liquid or other fluent material

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  • Health & Medical Sciences (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Pulmonology (AREA)
  • Cardiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

The invention relates to a preparation device of a coating dense-mesh support for treating aneurysm, which comprises a soaking box, wherein the soaking box comprises a box bottom plate, a box top plate and a box side plate arranged between the box top plate and the box bottom plate, at least one mounting hole is formed in the box top plate, an upper positioning cover is arranged in the mounting hole, a lower positioning cover arranged corresponding to the upper positioning cover is arranged on the box bottom plate, a lower positioning cover positioning hole is arranged on the lower positioning cover, an upper positioning cover positioning hole arranged corresponding to the lower positioning cover positioning hole is arranged on the upper positioning cover, the preparation device also comprises positioning columns which are inserted in the upper positioning cover positioning hole and the lower positioning cover positioning hole and are used for being inserted in at least two dense-mesh support inner holes in a vertical sequence, and positioning supports are arranged on the positioning columns corresponding to the bottoms of the dense-mesh supports. The invention solves the technical problem that when the dense mesh support is soaked to obtain a coating in the prior art, the contact position of the dense mesh support and the bottom of the soaking box is not easy to be coated by the coating.

Description

Preparation facilities of coating dense net support for aneurysm treatment
Technical Field
The invention relates to the field of preparation of a coating dense-mesh stent, in particular to a preparation device of the coating dense-mesh stent for treating aneurysm.
Background
Dense mesh stents, also known as blood flow guiding devices, are an important means of treating intracranial aneurysms. The intracranial aneurysm has certain risk of bleeding that breaks, for this reason uses the tumour mouth position of crossing the aneurysm of dense net support, and the metal coverage of dense net support is high, and the existence of dense net support forms certain degree shutoff to the tumour neck mouth of aneurysm, and when blood flow was followed the dense net support of blood vessel flow through, most blood was walked by the direction of dense net support, and only very little blood got into the aneurysm through the tumour mouth of aneurysm, and the aneurysm can slowly atrophy till disappearing to reach the purpose that the aneurysm was cured.
In order to reduce the generation of complications during stent implantation, a functional coating is coated on the surface of the dense mesh stent in the prior art, for example, an anticoagulant dense mesh stent and a preparation method thereof disclosed in Chinese patent CN113304327A, the publication discloses a method for coating a coating on the surface of a substrate of the dense mesh stent by soaking, but the existing method for obtaining the coating on the surface of the substrate of the dense mesh stent by soaking has the following problems: the dense net support is of a long cylindrical structure, and the dense net support cannot be erected in a soaking pool, so that in the soaking process in the prior art, the dense net support is horizontally laid and scattered in the soaking pool, not only the dense net support is easy to stack, but also the periphery of the bottom of the dense net support is in contact with the pool bottom of the soaking pool, the contact position of the dense net support and the contact position of the dense net support and the pool bottom are not easy to be coated with a coating, namely, in the prior art, the coating of the coating on the dense net support is uneven, the uneven position is formed in the periphery of the dense net support (axially extending along the dense net support), and the technical problem that the coating treatment effect is poor is easy to occur.
Disclosure of Invention
The invention aims to provide a preparation device of a coating dense-mesh stent for aneurysm treatment, which aims to solve the technical problem that when the dense-mesh stent is soaked to obtain a coating in the prior art, the contact position of the dense-mesh stent and the bottom of a soaking box is not easily coated by the coating.
In order to solve the technical problems, the technical scheme of the preparation device of the coating dense-mesh stent for treating the aneurysm is as follows:
the preparation device of the coating dense-net support for treating the aneurysm comprises a soaking box, wherein the soaking box comprises a box bottom plate, a box top plate and a box side plate arranged between the box top plate and the box bottom plate, at least one mounting hole is formed in the box top plate, an upper side positioning cover is arranged in the mounting hole, a lower side positioning cover which is arranged corresponding to the upper side positioning cover is arranged on the box bottom plate, a lower side positioning cover positioning hole is formed in the lower side positioning cover, an upper side positioning cover positioning hole which is arranged corresponding to the lower side positioning cover positioning hole is formed in the upper side positioning cover, the preparation device further comprises a positioning column which is inserted in the upper side positioning cover positioning hole and the lower side positioning cover positioning hole and is used for being inserted in at least two dense-net support inner holes along the vertical sequence, and a positioning support is arranged at the bottom of the corresponding dense-net support on the positioning column.
The invention has the beneficial effects that: when the support frame is used, the support frames are sequentially sleeved on the positioning columns, the bottoms of the support frames are supported on the positioning supports, the positioning columns ensure that the support frames are in a vertical posture in the soaking process in the soaking box, the situation that the periphery of the support frames is attached to the bottom of the soaking box and cannot be coated smoothly is avoided, the support frames are sleeved on the positioning columns, space is saved, and the coating operation of a plurality of support frames can be completed at one time.
The locating support has at least two, the reference column includes the outer sleeve, and each locating support includes at least two support arms of arranging along outer sleeve circumference interval, and the upper end and the outer sleeve of support arm are articulated to link to each other, and the direction removal is equipped with the support driving block that corresponds the setting with the locating support along upper and lower direction in the outer sleeve, is provided with between two adjacent support driving blocks and passes power spring, and the length that passes power spring is longer than the interval between two adjacent locating supports.
The upper end of the supporting arm is provided with a stressed part extending into the inner side of the outer sleeve, when the supporting driving block does not apply pressure to the stressed part, the supporting arm is in a retracting position for the dense net bracket to vertically pass through, the lower end of the supporting arm is turned towards the outer sleeve under the action of self gravity, when the supporting driving block applies downward acting force to the stress part, the support arm is in the lower extreme and is used for blockking the vertical position that expandes that passes through of dense net support that keeps away from the outer sleeve upset, be provided with the drive block limit structure that is used for the restriction to correspond to support the drive block limit that moves down on the inner wall of outer sleeve corresponding to the downside of atress portion, the preparation facilities is still including being used for supporting the drive block push rod that the drive block links to each other with the position is leanest on, two adjacent location supports in the upper and lower direction of definition are upside location support and downside location support respectively, the drive block push rod pushes down the in-process towards supporting the drive block, downside location support is prior to upside location support and corresponds and support the drive block contact.
In the process of pulling up the driving block by the driving block push rod to support the driving block, the upper side positioning support is separated from the corresponding support driving block before the lower side positioning support.
The upper end of the driving block push rod extends out of the upper end of the upper side positioning cover.
The lower side positioning cover is rotatably assembled on the box bottom plate, the upper side positioning cover is rotatably assembled on the box top plate, at least two positioning columns are arranged between the lower side positioning cover and the upper side positioning cover at intervals along the circumferential direction, and a positioning cover driving mechanism for driving the corresponding lower side positioning cover to rotate forwards and reversely is arranged at the bottom of the soaking box.
The lower side positioning covers are arranged in a plurality of linear directions along the left and right directions, a transmission chain wheel is coaxially fixed on each lower side positioning cover, the transmission chain wheel on each lower side positioning cover is wound with the same transmission chain, and the positioning cover driving mechanism comprises a servo motor in transmission connection with one of the transmission chain wheels.
And a thrust bearing with an axis extending along the vertical direction is arranged below the upper side positioning cover on the box top plate, and the lower end of the upper side positioning cover is in contact fit with the thrust bearing.
The lower side positioning cover is coaxially fixed with a vertically arranged transmission shaft, and the upper side positioning cover is provided with a rotation stopping square hole with a downward opening and matched with the upper end of the transmission shaft in a rotation stopping way.
Stirring blades corresponding to the dense net supports in number are arranged on the transmission shaft.
The invention has the further technical effects that: the support arms are unfolded through the driving block push rod in the process that the support frames are sequentially sleeved on the positioning columns, for supporting the bottom of the bracket, for example, for the upper side positioning support and the lower side positioning support, the downward acting force of the push rod of the driving block is transferred to the supporting driving block positioned at the lower part through the force transmission spring, when the supporting driving block at the lower side is not blocked, the force transmission spring is not compressed, the force transmission spring drives the supporting driving block at the lower side to move downwards until the supporting driving block at the lower side is contacted with the stress part of the supporting arm of the positioning support at the lower side to jack the supporting arm at the lower side to the unfolding position, at the moment, because the length of the force transmission spring is longer than the distance between two adjacent positioning supports, the support arm on the upper position rest is still in a retracting position, and the support can smoothly pass through the positioning support on the upper position rest and is supported on the positioning support on the lower position rest.
Drawings
The above and other objects, features and advantages of exemplary embodiments of the present disclosure will become readily apparent from the following detailed description, which proceeds with reference to the accompanying drawings. Several embodiments of the present disclosure are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which like reference numerals refer to like or corresponding parts and in which:
FIG. 1 is a schematic structural view of an embodiment of a device for preparing a coated dense-network stent for treating aneurysm according to the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic view of the positioning post of FIG. 1;
FIG. 4 is a schematic view of the support arm of the lower positioning support of FIG. 3 in a deployed position;
FIG. 5 is a schematic view of the support arm of the upper positioning support of FIG. 3 in a deployed position;
FIG. 6 is a schematic view of the positioning post of FIG. 1 engaged with the upper positioning cover and the lower positioning cover;
FIG. 7 is an enlarged view at B in FIG. 4;
FIG. 8 is an enlarged view at C in FIG. 5;
description of reference numerals: 1. a liquid level; 2. a thrust bearing; 3. mounting holes; 4. an upper positioning cover; 5. a box top plate; 6. a positioning column; 7. a drive shaft; 8. a stirring blade; 9. a soaking box; 10. a box side plate; 11. a box bottom plate; 12. a lower positioning cover; 13. a support leg; 14. a drive sprocket; 15. a drive chain; 16. a servo motor; 17. a motor shaft gear; 18. a positioning cover gear; 19. an outer sleeve; 20. a drive block push rod; 21. jacking the screw tightly; 22. the upper side is positioned and supported; 23. the lower side is positioned and supported; 24. supporting the driving block; 25. a force transfer spring; 26. a driving block limiting structure; 27. a support arm; 28. a dense net support; 29. an upper positioning cover positioning hole; 30. a lower positioning cover positioning hole; 31. and (4) stopping the rotation of the square hole.
Detailed Description
In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It is to be noted that, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The embodiment of the preparation device of the coating dense-mesh stent for treating the aneurysm is shown in figures 1-8: the coating liquid filling device comprises a soaking box 9, wherein supporting legs 13 are arranged at the bottom of the soaking box, the soaking box 9 comprises a box bottom plate 11, a box top plate 5 and a box side plate 10 arranged between the box top plate 5 and the box bottom plate 11, and a cavity for filling coating liquid is enclosed by the box bottom plate 11, the box top plate 5 and the box side plate 10.
Set up four mounting holes 3 along left right direction interval arrangement on the roof board, all be provided with upside location lid in each mounting hole 3, be provided with thrust bearing 4 that the axis extends along upper and lower direction on the roof board corresponding to the below of upside location lid, the lower extreme and the thrust bearing 2 contact cooperation of upside location lid 4. The upper side positioning cover can be taken out of the mounting hole, and the upper side positioning cover can rotate relative to the box top plate through the arrangement of the thrust bearing.
The box bottom plate is provided with a lower side positioning cover 12 which is correspondingly arranged with the upper side positioning cover, the lower side positioning cover 12 is rotatably assembled on the box bottom plate 11, the upper side positioning cover 4 and the lower side positioning cover 12 are coaxially arranged, the lower side positioning cover 12 is provided with a lower side positioning cover positioning hole 30, the upper side positioning cover is provided with an upper side positioning cover positioning hole 29 which is coaxially arranged with the lower side positioning cover positioning hole, and the axes of the lower side positioning cover positioning hole and the upper side positioning cover positioning hole are both extended and arranged along the up-down direction.
The preparation device also comprises positioning columns 6 which are positioned and inserted in the positioning holes of the upper positioning cover and the positioning holes of the lower positioning cover and are used for being inserted in the inner holes of the at least two dense net supports 28 along the vertical sequence, and positioning supports are arranged on the positioning columns 6 corresponding to the bottoms of the dense net supports 28. In the present embodiment, a plurality of positioning columns 6 are disposed between each of the upper positioning cover and the lower positioning cover and spaced apart in the circumferential direction.
In this embodiment, the locating support on each locating column has two, the locating support that the position leaned on is called upside locating support 22, the locating support that the position leaned on down is called downside locating support 23, the locating column includes outer sleeve 19, each locating support includes three support arm 27 along outer sleeve circumference interval arrangement, the upper end of support arm 27 links to each other with outer sleeve 19 is articulated, it corresponds the support driving block 24 that sets up with each locating support to be equipped with along the upper and lower direction removal in the outer sleeve 19, be provided with between two adjacent support driving blocks 24 and pass power spring 25, it is the pressure spring to pass power the spring, it is concrete, the upper end and the support driving block lower extreme fixed connection of upside that pass power spring, the lower extreme and the support driving block upper end fixed connection of downside that pass power spring. The length of the force transmission spring is longer than the distance between two adjacent positioning supports.
The upper end of the supporting arm is provided with a stress part extending into the inner side of the outer sleeve, and when the supporting driving block does not apply pressure to the stress part of the supporting arm, the supporting arm 27 is in a retracting position where the lower end turns towards the sleeve under the action of self gravity and the dense net support vertically passes through; when the support driving block applies downward acting force to the force-bearing part, the support arm 27 is in an expansion position with the lower end turning towards the direction far away from the outer sleeve and used for blocking the dense net support from vertically passing through.
The inner wall of the outer sleeve is provided with a driving block limiting structure 26 corresponding to the lower side of the force bearing part for limiting the downward movement limit of the corresponding supporting driving block, and the driving block limiting structure 26 is an annular limiting disc fixed on the inner wall of the outer sleeve in the embodiment.
The apparatus further comprises a drive block push rod 20 for connection to the uppermost support drive block, in this embodiment the drive block push rod 20 is in guided movable engagement with the upper end of the outer sleeve 19 and the uppermost support drive block is secured to the lower end of the drive block push rod 20. The upper end of the outer sleeve is in threaded connection with a jacking screw 21, the axis of the jacking screw extends along the radial direction of the outer sleeve, the jacking screw 21 is screwed, the jacking screw 21 jacks the driving block push rod 20, and the position of the driving block push rod can be fixed. The upper end of the driving block push rod extends out of the upper end of the upper side positioning cover.
In the process that the driving block push rod pushes down towards the supporting driving block, the lower side positioning support is in contact with the corresponding supporting driving block before the upper side positioning support; in the process of pulling up the driving block by the driving block push rod to support the driving block, the upper side positioning support is separated from the corresponding support driving block before the lower side positioning support.
The bottom of the soaking box is provided with a positioning cover driving mechanism for driving the corresponding lower positioning cover to rotate forwards and reversely, in the embodiment, each lower positioning cover 12 is linearly arranged along the left-right direction, a transmission chain wheel 14 is coaxially fixed on each lower positioning cover 12, a same transmission chain 15 is wound on the transmission chain wheel 14 on each lower positioning cover, and the positioning cover driving mechanism comprises a servo motor 16 in transmission connection with one of the transmission chain wheels. A motor shaft gear 17 is fixed on a motor shaft of the servo motor 16, positioning cover gears 18 are coaxially fixed on two chain wheels for driving, and the motor shaft gear 17 is in meshing transmission with the positioning cover gears 18.
The coaxial line is fixed with vertical arrangement's transmission shaft 7 on the downside location is covered, offers opening down on the upside location lid 4 with the transmission shaft upper end spline complex spline square hole 31, when needs upside location lid 4 upwards to move away from, spline square hole 31 and transmission shaft break away from, when the upside location lid is placed in upside location lid locating hole, spline square hole and transmission shaft upper end spline the cooperation.
Be provided with stirring vane 8 corresponding with the support number on the transmission shaft, can cluster two dense net supports on every location axle in this embodiment, consequently be provided with two stirring vane who arranges from top to bottom on each transmission shaft.
When the device is used, the dense net supports are required to be sleeved on corresponding positioning columns outside the soaking box 9, the sleeving process is that the driving block push rod is pushed downwards, the driving block push rod drives the upper supporting driving block to move downwards, the force transmission spring is not compressed when the lower supporting driving block does not bear resistance, the upper supporting driving block and the lower supporting driving block synchronously move, the lower supporting driving block presses the stress part at the upper end of the lower positioning supporting arm, the lower positioning supporting arm of the chamber is turned to the unfolding position as shown in figure 4, at the moment, the upper positioning supporting arm is still in the folding position, the first dense net supports can smoothly pass through the upper positioning supporting and are supported on the lower positioning supporting arm, and then the driving block push rod is continuously pushed downwards, because the lower supporting driving block is blocked, the lower supporting driving block can not continuously move downwards, the power transmission spring is compressed, the supporting driving block on the upper side applies pressure to the supporting arm of the positioning support on the upper side, the supporting arm of the positioning support on the upper side is turned up to the unfolding position, then the second dense-net support is sleeved on the positioning column, and the dense-net support on the upper side is supported by the positioning support on the upper side.
The lower end of a positioning column which is provided with a dense net support in series is inserted into a lower positioning cover, an upper positioning cover is sleeved on the upper end of the positioning column from top to bottom, a rotation stopping square hole at the bottom of the upper positioning cover is sleeved on the upper end of a transmission shaft, and meanwhile, the bottom of the upper positioning cover is supported on a thrust bearing.
The dense net support needs to be soaked in the soaking box for 60 minutes, the first 20 minutes, the servo motor does not act, each dense net support is soaked statically, after 20 minutes of soaking, a certain coating foundation is already arranged on the dense net support, in order to ensure the uniform component and the uniform temperature of the soaking liquid, the servo motor drives each lower side positioning cover to rotate forwards at a constant speed for 10 minutes, then drives each lower side positioning cover to rotate backwards at a constant speed for 10 minutes, the rotating speed of each lower side positioning cover is maintained at 20-30 revolutions per minute, the lower side positioning cover rotates, the transmission shaft is driven to rotate at a constant speed, the stirring blades stir the soaking liquid at a low speed, stir at a low speed, can ensure the uniform component and the uniform temperature of the soaking liquid, ensure the coating effect on the surface of the dense net support, and meanwhile, under the low-speed stirring effect, the liquid resistance is received, the dense net support can incline, one side of the bottom of the dense net support tilts, so that the bottom of the dense net support originally contacted with the support arm is not contacted with the support arm any more, the bottom of the dense mesh support can also be uniformly coated with a coating; and then reversing for 10 minutes to enable the other side of the bottom of the dense mesh support to be tilted so as to realize uniform coating of the coating, finally stopping the servo motor, and standing and soaking the dense mesh support for 20 minutes to finish coating of the coating.
In the above description of the present specification, the terms "fixed," "mounted," "connected," or "connected," and the like, are to be construed broadly unless otherwise expressly specified or limited. For example, with the term "coupled", it can be fixedly coupled, detachably coupled, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship. Therefore, unless otherwise specifically defined in the present specification, the specific meanings of the above-mentioned terms in the present invention can be understood by those skilled in the art according to specific situations.
From the above description of the present specification, those skilled in the art will also understand the terms used, terms indicating orientation or positional relationship such as "upper", "lower", "front", "rear", "left", "right", "length", "width", "thickness", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", "central", "longitudinal", "transverse", "clockwise" or "counterclockwise" and the like are based on the orientation or positional relationship shown in the drawings of the present specification, it is for the purpose of facilitating the explanation of the invention and simplifying the description, and it is not intended to state or imply that the devices or elements involved must be in the particular orientation described, constructed and operated, therefore, the above terms of orientation or positional relationship should not be construed or interpreted as limiting the present invention.
In addition, the terms "first" or "second", etc. used in this specification are used to refer to numbers or ordinal terms for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present specification, "a plurality" means at least two, for example, two, three or more, and the like, unless specifically defined otherwise.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. Aneurysm treatment is with preparation facilities of close net support of coating, including the soaks case, the soaks case includes bottom of the case board, roof board and sets up the case curb plate between roof board and the bottom of the case board, its characterized in that: the box top plate is provided with at least one mounting hole, an upper side positioning cover is arranged in the mounting hole, a lower side positioning cover which is arranged corresponding to the upper side positioning cover is arranged on the box bottom plate, a lower side positioning cover positioning hole is arranged on the lower side positioning cover, an upper side positioning cover positioning hole which is arranged corresponding to the lower side positioning cover positioning hole is arranged on the upper side positioning cover, the preparation device further comprises positioning columns which are inserted into the upper side positioning cover positioning hole and the lower side positioning cover positioning hole in a vertical sequence, and positioning supports are arranged on the positioning columns corresponding to the bottom of the dense net support.
2. The manufacturing apparatus according to claim 1, characterized in that: the locating support has at least two, the reference column includes the outer sleeve, and each locating support includes at least two support arms of arranging along outer sleeve circumference interval, and the upper end and the outer sleeve of support arm are articulated to link to each other, and the direction removal is equipped with the support driving block that corresponds the setting with the locating support along upper and lower direction in the outer sleeve, is provided with between two adjacent support driving blocks and passes power spring, and the length that passes power spring is longer than the interval between two adjacent locating supports.
3. The manufacturing apparatus according to claim 2, characterized in that: the upper end of the supporting arm is provided with a stressed part extending into the inner side of the outer sleeve, when the supporting driving block does not apply pressure to the stressed part, when the supporting arm is in a retracting position for the dense net bracket to vertically pass through, the lower end of the supporting arm is turned towards the outer sleeve under the action of self gravity, and the supporting driving block applies downward acting force to the stress part, the support arm is in the lower extreme and is used for blockking the vertical position that expandes that passes through of dense net support that keeps away from the outer sleeve upset, be provided with the drive block limit structure that is used for the restriction to correspond to support the drive block limit that moves down on the inner wall of outer sleeve corresponding to the downside of atress portion, the preparation facilities is still including being used for supporting the drive block push rod that the drive block links to each other with the position is leanest on, two adjacent location supports in the upper and lower direction of definition are upside location support and downside location support respectively, the drive block push rod pushes down the in-process towards supporting the drive block, downside location support is prior to upside location support and corresponds and support the drive block contact.
4. The manufacturing apparatus according to claim 3, characterized in that: in the process of pulling up the driving block by the driving block push rod to support the driving block, the upper side positioning support is separated from the corresponding support driving block before the lower side positioning support.
5. The manufacturing apparatus according to claim 3, characterized in that: the upper end of the driving block push rod extends out of the upper end of the upper side positioning cover.
6. The manufacturing apparatus according to any one of claims 1 to 5, characterized in that: the lower side positioning cover is rotatably assembled on the box bottom plate, the upper side positioning cover is rotatably assembled on the box top plate, at least two positioning columns are arranged between the lower side positioning cover and the upper side positioning cover at intervals along the circumferential direction, and a positioning cover driving mechanism for driving the corresponding lower side positioning cover to rotate forwards and reversely is arranged at the bottom of the soaking box.
7. The manufacturing apparatus according to claim 6, wherein: the lower side positioning covers are arranged in a straight line along the left-right direction, a transmission chain wheel is coaxially fixed on each lower side positioning cover, the same transmission chain is wound on the transmission chain wheel on each lower side positioning cover, and the positioning cover driving mechanism comprises a servo motor in transmission connection with one of the transmission chain wheels.
8. The manufacturing apparatus according to claim 6, wherein: and a thrust bearing with an axis extending along the vertical direction is arranged below the upper side positioning cover on the box top plate, and the lower end of the upper side positioning cover is in contact fit with the thrust bearing.
9. The manufacturing apparatus according to claim 6, wherein: the lower side positioning cover is coaxially fixed with a vertically arranged transmission shaft, and the upper side positioning cover is provided with a rotation stopping square hole with a downward opening and matched with the upper end of the transmission shaft in a rotation stopping way.
10. The manufacturing apparatus according to claim 9, characterized in that: stirring blades corresponding to the number of the dense net supports are arranged on the transmission shaft.
CN202210075607.0A 2022-01-22 2022-01-22 Preparation facilities of coating dense net support for aneurysm treatment Active CN114950844B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206535696U (en) * 2017-02-17 2017-10-03 肇庆市哈力化工有限公司 A kind of uniform coating roller of japanning
CN108421676A (en) * 2018-04-20 2018-08-21 盐城市金洲机械制造有限公司 A kind of gear automatic oil immersing device
KR101953343B1 (en) * 2018-12-29 2019-02-28 주식회사 현대델타코팅 Basket structure for surface treatment
CN109692780A (en) * 2018-12-28 2019-04-30 象山权友机械有限公司 A kind of oily device of connecting rod part profit
CN111957505A (en) * 2020-08-22 2020-11-20 芜湖瑞泰汽车零部件有限公司 Automobile seat headrest pole oiling station
CN212041267U (en) * 2020-04-14 2020-12-01 上海泊燊医疗器械有限公司 Double-station hydrophilic coating equipment for medical catheter guide wire

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206535696U (en) * 2017-02-17 2017-10-03 肇庆市哈力化工有限公司 A kind of uniform coating roller of japanning
CN108421676A (en) * 2018-04-20 2018-08-21 盐城市金洲机械制造有限公司 A kind of gear automatic oil immersing device
CN109692780A (en) * 2018-12-28 2019-04-30 象山权友机械有限公司 A kind of oily device of connecting rod part profit
KR101953343B1 (en) * 2018-12-29 2019-02-28 주식회사 현대델타코팅 Basket structure for surface treatment
CN212041267U (en) * 2020-04-14 2020-12-01 上海泊燊医疗器械有限公司 Double-station hydrophilic coating equipment for medical catheter guide wire
CN111957505A (en) * 2020-08-22 2020-11-20 芜湖瑞泰汽车零部件有限公司 Automobile seat headrest pole oiling station

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