CN210904587U - Mold core mold for interventional medical double-balloon - Google Patents
Mold core mold for interventional medical double-balloon Download PDFInfo
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- CN210904587U CN210904587U CN201921311738.4U CN201921311738U CN210904587U CN 210904587 U CN210904587 U CN 210904587U CN 201921311738 U CN201921311738 U CN 201921311738U CN 210904587 U CN210904587 U CN 210904587U
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Abstract
The utility model provides an intervene two sacculus's of medical treatment mould mandrel relates to the medical instrument field, including the first half mould of length and the long half mould of second, the half mould of length agrees with mutually and forms the die body with the long half mould of second, and the right-hand member intercommunication of die body has the short half mould, and half circular slot has all been seted up to first half mould and the long half mould of second, and two half circular slot agree with mutually and form cavity A, have seted up cavity B in the short half mould, and cavity B is linked together with cavity A, and is equipped with two sacculus in cavity B and the cavity A. The utility model discloses in, the sacculus part of two sacculus expansion pipes comprises main sacculus and assistance sacculus, and main sacculus is responsible for transporting intravascular stent, and it needs the expansion position to expand in advance with blood vessel before the assistance sacculus is responsible for the stent expansion to make things convenient for main sacculus to reach the blood vessel with intravascular stent and need expand the position and with vasodilatation, moulding.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a intervene mould mandrel of medical treatment double-balloon.
Background
The balloon dilatation catheter is used as a key instrument for interventional therapy, can not only pre-dilate and shape blood vessels, but also convey stents and accurately shape the stents, and is widely applied to the field of intracavity interventional therapy. The balloon is used as an expansion and shaping tool and can be shaped by balloon shaping equipment. The balloon dilatation catheter for the existing angioplasty mainly takes a single balloon dilatation catheter, the working principle of the balloon dilatation catheter is that a balloon conveys a vascular stent to reach a part of a blood vessel to be dilated, and the balloon is inflated to expand the stent to complete the vascular dilatation and shaping.
The balloon part of the double-balloon dilatation catheter consists of a main balloon and an auxiliary balloon, the main balloon is responsible for conveying the intravascular stent, and the auxiliary balloon is responsible for pre-dilating the part of the blood vessel to be dilated before stent dilatation so as to facilitate the main balloon to convey the intravascular stent to the part of the blood vessel to be dilated and dilate and shape the blood vessel.
At present, balloon forming equipment mainly forms a single balloon and cannot be used for forming production of double balloons.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an intervene two sacculus's of medical treatment mould mandrel to solve above-mentioned technical problem.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides an intervene two sacculus's of medical treatment mould mandrel, includes first long half and the long half of second, first long half and the long half of second agree with mutually and form the die body, the right-hand member intercommunication of die body has short half, half circular slot, two have all been seted up to first long half and the long half of second half semicircle slot agrees with mutually and forms cavity A, cavity B has been seted up in the short half, cavity B is linked together with cavity A, just be equipped with two sacculus in cavity B and the cavity A.
Preferably, the double saccule consists of a main saccule and an auxiliary saccule, and the main saccule is communicated with the auxiliary saccule through a catheter.
Preferably, the section connecting part of the first half-length mold and the second half-length mold forms a secondary parting surface.
Preferably, the junction of the mold body and the mold half forms a major parting plane.
Preferably, the cavity A and the cavity B form a double-balloon cavity, and the shape of the double-balloon cavity is the same as that of the double balloon.
The utility model has the advantages that:
the utility model discloses in, the sacculus part of two sacculus expansion pipes comprises main sacculus and supplementary sacculus, main sacculus is responsible for transporting intravascular stent, need expand the position with blood vessel before the supplementary sacculus is responsible for the support expansion and expand in advance, in order to make things convenient for main sacculus to reach blood vessel needs the expansion position and with the vasodilatation, it is moulding, arrange two sacculus former pipe in the mould die core mould, the compound die, according to sacculus former control program shaping two sacculus, during the die sinking, two sacculus mandrel short half-module separates earlier under the effect of sacculus former axial drive power, two sacculus and first long half-module and second long half-module still are as an organic whole, the first long half-module and the separation of second long half-module of two sacculus mandrels, can take out two sacculus.
Drawings
FIG. 1 is a schematic structural view of the double-balloon shape of the present invention;
FIG. 2 is a schematic structural view of a double-balloon section of the present invention;
fig. 3 is a schematic structural view of the double-balloon core mold in a mold closing state of the present invention;
fig. 4 is a schematic structural view of the double balloon forming in the core mold according to the present invention;
FIG. 5 is a schematic structural view of the double-balloon core mold after the mold is opened;
fig. 6 is a schematic structural view of the double-balloon core mold after the mold is opened by the short half mold and the long half mold.
Reference numerals: 1-a main balloon; 2-auxiliary balloon; 3-a first long half-mould; 4-a second long mold half; 5-short half-mould; 6-main parting line surface; 7-auxiliary die parting surface.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-6, a mold core mold for an interventional medical double-balloon comprises a first long half mold 3 and a second long half mold 4, wherein the first long half mold 3 and the second long half mold 4 are matched to form a mold body, the right end of the mold body is communicated with a short half mold 5, the first long half mold 3 and the second long half mold 4 are both provided with semicircular grooves, the two semicircular grooves are matched to form a cavity a, a cavity B is arranged in the short half mold 5 and communicated with the cavity a, and the cavity B and the cavity a are internally provided with double balloons.
The double sacculus comprises a main sacculus 1 and an auxiliary sacculus 2, and the main sacculus 1 is communicated with the auxiliary sacculus 2 through a catheter.
The cross-sectional junction of the first half 3 and the second half 4 forms a secondary parting plane 7.
The junction of the mold body and the short mold half 5 forms a main parting line surface 6.
The cavity A and the cavity B form a double-balloon cavity, the shape of the double-balloon cavity is the same as that of the double-balloon, the balloon part of the double-balloon dilatation catheter consists of a main balloon 1 and an auxiliary balloon 2, the main balloon 1 is used for conveying the vascular stent, the auxiliary balloon 2 is used for pre-dilating a part of a blood vessel needing to be dilated before stent dilatation so that the main balloon 1 can convey the vascular stent to the part of the blood vessel needing to be dilated and dilate and shape the blood vessel, a double-balloon raw material pipe is placed in a mold core die, the mold is closed, the double-balloon is formed according to a balloon forming equipment control program, when the mold is opened, the short half die 5 of the double-balloon core die is firstly separated under the axial driving force of the balloon forming equipment, the double-balloon is still integrated with the first long half die 3 and the second long half die 4, and the first long half die 3 and the second long.
Example 2
As shown in fig. 1-6, a mold core mold for an interventional medical double-balloon comprises a first long half mold 3 and a second long half mold 4, wherein the first long half mold 3 and the second long half mold 4 are matched to form a mold body, the right end of the mold body is communicated with a short half mold 5, the first long half mold 3 and the second long half mold 4 are both provided with semicircular grooves, the two semicircular grooves are matched to form a cavity a, a cavity B is arranged in the short half mold 5 and communicated with the cavity a, and the cavity B and the cavity a are internally provided with double balloons.
The double sacculus comprises a main sacculus 1 and an auxiliary sacculus 2, and the main sacculus 1 is communicated with the auxiliary sacculus 2 through a catheter.
The cross-sectional junction of the first half 3 and the second half 4 forms a secondary parting plane 7.
The junction of the mold body and the short mold half 5 forms a main parting line surface 6.
The cavity A and the cavity B form a double-balloon cavity, and the shape of the double-balloon cavity is the same as that of the double balloon.
A manufacturing method of an interventional medical double balloon comprises the following steps:
(1) designing the appearance of the double saccules comprising a main saccule and an auxiliary saccule according to the characteristics of the application parts of the double saccules in the angioplasty;
(2) selecting a double-balloon material according to the pressure intensity to be born by the double balloons, and designing the wall thickness of the double balloons;
(3) according to the minimum change principle, on the basis of not changing the original structure of the balloon forming equipment and the mold frame, the shape of the core mold of the double-balloon mold is designed by considering the structure of the heating area of the mold frame, the structure and the dimension of the core mold bracket;
(4) designing a cavity of the double-balloon core model according to the shape of the double-balloon core model and the selected material;
(5) designing a main parting surface and an auxiliary parting surface of the double-balloon core die according to the selected balloon forming equipment;
(6) the double-balloon core mold assembling process is suitable for an original power device of balloon forming equipment;
(7) after the double-balloon core die is opened, the double balloons are convenient to take out;
(8) different from a single-balloon formed balloon blank obtained by stretching, a raw material pipe for double-balloon forming is an extrusion pipe produced by an extruder;
(9) and (3) placing the extrusion pipe in a core mould of a double-balloon mould, and forming the extrusion pipe by using the original control program of balloon forming equipment to obtain the double balloons.
The saccule part of the double saccule dilating catheter consists of a main saccule 1 and an auxiliary saccule 2, the main saccule 1 is responsible for conveying a vascular stent, the auxiliary saccule 2 is responsible for pre-dilating a part of a blood vessel to be dilated before the stent is dilated so that the main saccule 1 can convey the vascular stent to the part of the blood vessel to be dilated and dilate and shape the blood vessel, a double saccule raw material pipe is placed in a die core mould, the die is closed, the double saccule is formed according to a saccule forming equipment control program, when the die is opened, a short half mould 5 of the double saccule core mould is firstly separated under the action of axial driving force of the saccule forming equipment, the double saccule is still integrated with a first long half mould 3 and a second long half mould 4, and the first long half mould 3 and.
The working principle is as follows: the saccule part of the double saccule dilating catheter consists of a main saccule 1 and an auxiliary saccule 2, the main saccule 1 is responsible for conveying a vascular stent, the auxiliary saccule 2 is responsible for pre-dilating a part of a blood vessel to be dilated before the stent is dilated so that the main saccule 1 can convey the vascular stent to the part of the blood vessel to be dilated and dilate and shape the blood vessel, a double saccule raw material pipe is placed in a die core mould, the die is closed, the double saccule is formed according to a saccule forming equipment control program, when the die is opened, a short half mould 5 of the double saccule core mould is firstly separated under the action of axial driving force of the saccule forming equipment, the double saccule is still integrated with a first long half mould 3 and a second long half mould 4, and the first long half mould 3 and.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A mold core mold for an interventional medical double balloon, comprising a first half long mold (3) and a second half long mold (4), characterized in that: the double-balloon injection mold is characterized in that the first long half mold (3) and the second long half mold (4) are matched and form a mold body, the right end of the mold body is communicated with the short half mold (5), semicircular grooves are formed in the first long half mold (3) and the second long half mold (4), the semicircular grooves are matched and form a cavity A, a cavity B is formed in the short half mold (5), the cavity B is communicated with the cavity A, and double balloons are arranged in the cavity B and the cavity A.
2. The mold core mold for an interventional medical double balloon according to claim 1, characterized in that: the double-balloon consists of a main balloon (1) and an auxiliary balloon (2), wherein the main balloon (1) is communicated with the auxiliary balloon (2) through a catheter.
3. The mold core mold for an interventional medical double balloon according to claim 1, characterized in that: the section joint of the first half-die (3) and the second half-die (4) forms an auxiliary parting surface (7).
4. The mold core mold for an interventional medical double balloon according to claim 1, characterized in that: the junction of the mould body and the short half mould (5) forms a main mould parting surface (6).
5. The mold core mold for an interventional medical double balloon according to claim 1, characterized in that: the cavity A and the cavity B form a double-balloon cavity, and the shape of the double-balloon cavity is the same as that of the double balloon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921311738.4U CN210904587U (en) | 2019-08-14 | 2019-08-14 | Mold core mold for interventional medical double-balloon |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921311738.4U CN210904587U (en) | 2019-08-14 | 2019-08-14 | Mold core mold for interventional medical double-balloon |
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| CN210904587U true CN210904587U (en) | 2020-07-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339465A (en) * | 2019-08-14 | 2019-10-18 | 巢湖学院 | A kind of mold core model of the double sacculus of intervention medical treatment |
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- 2019-08-14 CN CN201921311738.4U patent/CN210904587U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339465A (en) * | 2019-08-14 | 2019-10-18 | 巢湖学院 | A kind of mold core model of the double sacculus of intervention medical treatment |
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