CN216679806U

CN216679806U - Medical support shaping tool

Info

Publication number: CN216679806U
Application number: CN202123176845.0U
Authority: CN
Inventors: 徐晓亮
Original assignee: Sino Medical Sciences Technology Inc
Current assignee: Sino Medical Sciences Technology Inc
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-06-07
Anticipated expiration: 2031-12-15

Abstract

The utility model provides a medical support shaping tool, which belongs to the technical field of medical instruments and comprises: the device comprises a mould fixing table and a shaping mould, wherein the shaping mould is provided with a plurality of moulds with different specifications; the diameter of the shaping mould is gradually increased from the head end to the tail end, a plurality of gradual transition areas and shaping areas with gradually increasing diameter ranges are sequentially arranged on the shaping mould along the direction from the head end to the tail end, the gradual transition areas are conical sections with gradually increasing diameters, and the shaping areas are cylindrical sections; according to the medical stent shaping tool, the plurality of shaping molds can be arranged at fixed positions through the mold fixing table so as to avoid disorder of the shaping molds, and meanwhile, the plurality of gradually-changing transition areas and the plurality of shaping areas with sequentially increasing diameter ranges are sequentially arranged on the shaping molds along the direction from the head end to the tail end, so that the stent can be expanded for multiple times through one shaping mold, the frequency of replacing the shaping molds is reduced, and the operation efficiency is improved.

Description

Medical support shaping tool

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a medical support shaping tool.

Background

After the intracranial nickel-titanium stent is subjected to heat treatment, a shaping tool is required to gradually expand and shape the stent.

Prior art's design frock, wherein the concrete structure of design mould generally is: the forming die is composed of a tapered cone and a cylinder, and a forming die with one diameter is correspondingly arranged on one tool. When the device is used, the nickel-titanium stent is subjected to diameter expansion from the first sizing tool, then is replaced to another sizing tool with a larger size, and is subjected to further diameter expansion, so that the stent is gradually expanded from an initial smaller diameter to a final target diameter through the expansion of the multi-step sizing tool.

With the adoption of the sizing tool in the prior art, tens of sizing tools with different sizes are needed to finish the gradual expansion of the stent from the initial smaller diameter to the final target diameter, so that the number of the tools is excessive. In addition, when heat treatment is carried out, the tools with adjacent sizes are difficult to distinguish, and all shaping molds are randomly placed, so that the production process becomes complicated and is easy to confuse.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the defects that the treatment process is complicated and the mold is easy to be confused when the medical stent shaping tool in the prior art gradually expands the stent, so that the medical stent shaping tool capable of improving the operation convenience is provided.

In order to solve the technical problem, the utility model provides a medical stent shaping tool, which comprises:

the die fixing table is provided with a plurality of mounting structures for connecting and shaping dies;

the shaping molds are provided with a plurality of different specifications, and the tail ends of the shaping molds are respectively connected to the mounting structures of the mold fixing tables;

the diameter of design mould from head end to end increases gradually, a plurality of gradual change transition district and the design district that the diameter range increases gradually have set gradually along head end to terminal direction on the design mould, gradual change transition district is the toper section that the diameter is crescent gradually, the design district is the cylindricality section.

Optionally, the sizing die comprises: the device comprises a first general die and a second general die, wherein the first general die is provided with a plurality of first shaping areas which are sequentially and incrementally arranged within a first diameter range, and the second general die is provided with a plurality of second shaping areas which are sequentially and incrementally arranged within a second diameter range;

the maximum value of the second diameter range is greater than the maximum value of the first diameter range, and the minimum value of the second diameter range is between the minimum value and the maximum value of the first diameter range.

Optionally, the first general mold is provided with three first shaping areas which are sequentially and incrementally arranged within a value range of 0.8 mm-2.1 mm.

Optionally, the second general mold is provided with three second shaping areas which are sequentially and incrementally arranged within a value range of 1.9 mm-4.0 mm.

Optionally, the sizing die comprises: a specific mold having at least one sizing zone thereon having a value within a third diameter range;

a maximum value of the third diameter range is greater than a maximum value of the second diameter range, and a minimum value of the third diameter range is between a minimum value and a maximum value of the second diameter range.

Optionally, the specific mold comprises: a first specific mold comprising: a gradual transition area with the diameter gradually increasing in the range of 3.5 mm-4.2 mm, and a shaping area connected with the end of the gradual transition area.

Optionally, the sizing die comprises: a second specific mold comprising: the device comprises a plurality of gradual transition areas with gradually increased diameter ranges and a shaping area which is respectively connected with the tail end of each gradual transition area.

Optionally, the second specific mold has a plurality.

Optionally, the mounting structure on the mold fixing table includes:

the connecting pipe is arranged on one side of the through hole in an extending mode, and a positioning hole used for positioning the shaping mold is formed in the connecting pipe.

Optionally, a handle is arranged on the die fixing table on one side where the connecting pipe extends.

The technical scheme of the utility model has the following advantages:

1. according to the medical stent shaping tool, the plurality of shaping molds can be arranged at fixed positions through the mold fixing table so as to avoid disorder of the shaping molds, and meanwhile, the plurality of gradually-changing transition areas and the plurality of shaping areas with gradually-increased diameter ranges are sequentially arranged on the shaping molds along the direction from the head end to the tail end, so that the stent can be expanded for multiple times through one shaping mold, the frequency of replacing the shaping molds is reduced, and the operation efficiency is improved.

2. The medical stent shaping tool provided by the utility model has two universal dies, the common diameter of stent expansion can be completed by replacing the two universal dies, and the requirement on stent expansion shaping is met, so that the medical stent shaping tool has the advantages of more convenience and higher efficiency compared with the common shaping dies.

3. The medical stent shaping tool provided by the utility model is provided with the specific die, and after the stent is expanded to the maximum diameter capable of being expanded through the general die, the stent can be continuously expanded through the specific die according to the requirement of the stent, so that the use requirements of different stents are met.

Drawings

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

Fig. 1 is a perspective view of a mold fixing table in one embodiment of a medical stent shaping tool provided in an embodiment of the present invention.

Fig. 2 is a perspective view of a sizing die in an embodiment of a medical stent sizing tool provided in an embodiment of the present invention.

Fig. 3 is a front view of fig. 1.

Fig. 4 is a front view of a first general mold in the sizing mold.

Fig. 5 is a front view of a second general mold in the sizing mold.

FIG. 6 is a front view of one embodiment of a first particular one of the sizing dies.

FIG. 7 is a front view of one embodiment of a second particular one of the sizing dies.

Description of reference numerals:

1. a mold fixing table; 2. shaping the mold; 3. a connecting pipe; 4. positioning holes; 5. a handle; 6. a stabilizing sheet; 7. a gradual transition region; 8. a shaping area; 9. a first patterning region; 10. a second shaping area.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The medical stent shaping tool provided by the embodiment can be used for gradually expanding and shaping the intracranial nickel-titanium stent after heat treatment.

As shown in fig. 1 and fig. 2, a specific implementation manner of the medical stent shaping tool provided in this embodiment includes: the mould fixing platform 1 and connect the design mould 2 of a plurality of different specifications on the mould fixing platform 1. The die fixing table 1 is provided with a plurality of mounting structures used for connecting the shaping dies 2, and the tail ends of the shaping dies 2 are respectively connected to the mounting structures of the die fixing table 1. The diameter of design mould 2 from head end to end increases gradually, and set gradually a plurality of gradual change transition district 7 and design district 8 that the diameter scope increases gradually along head end to end direction on the design mould 2 in proper order, gradual change transition district 7 is the toper section that the diameter gradually increases, design district 8 is the cylindricality section. The medical support design frock that this embodiment provided can install a plurality of design moulds 2 in fixed position through mould fixed station 1 to avoid the confusion of design mould 2, set gradually a plurality of gradual change transition district 7 and a plurality of design district 8 that the diameter range increases gradually along head end to terminal direction simultaneously on design mould 2, consequently, design mould 2 of accessible carries out expansion many times to the support, thereby reduce the frequency of changing design mould 2, improve operating efficiency.

As shown in fig. 1 and fig. 3, in the medical stent shaping tool provided in this embodiment, the mounting structure for connecting the shaping mold 2 on the mold fixing table 1 includes: a plurality of through-holes that are used for passing design mould 2, one side of through-hole extends and is provided with connecting pipe 3, be provided with on the connecting pipe 3 and be used for carrying out the locating hole 4 of fixing a position to design mould 2. When the fixing device is installed, the tail end of the shaping mold 2 is inserted into a through hole of the mold fixing table 1, and then a pin is inserted into the positioning hole 4 to be clamped with the shaping mold 2. In addition, as an alternative embodiment, the mounting structure may also adopt other conventional structures, such as other snap connections and the like.

As shown in fig. 3, a handle 5 is provided on the mold fixing station 1 on a side where the connection pipe 3 extends, and the handle 5 can be used for holding by hand or connecting to other equipment. In addition, on the other side of the die fixing table 1 opposite to the handle 5, stabilizing pieces 6 are arranged at intervals, through holes opposite to the through holes are formed in the stabilizing pieces 6, and the shaping die 2 is further stably connected through the matching of the through holes and the through holes.

As shown in fig. 2, 4 and 5, the sizing die 2 includes: the device comprises a first general die and a second general die, wherein the first general die is provided with a plurality of first shaping areas 9 which are sequentially and incrementally arranged within a first diameter range, and the second general die is provided with a plurality of second shaping areas 10 which are sequentially and incrementally arranged within a second diameter range; the maximum value of the second diameter range is greater than the maximum value of the first diameter range, and the minimum value of the second diameter range is between the minimum value and the maximum value of the first diameter range. Specifically, the first general mold is provided with three first shaping areas 9 which are sequentially and progressively increased in the value range of 0.8 mm-2.1 mm. The second universal mould is provided with three second shaping areas 10 which are sequentially and progressively arranged within the value range of 1.9 mm-4.0 mm. Additionally, as an alternative embodiment, the first diameter range and the second diameter range may be other conventional arrangements. The medical support design frock that this embodiment provided can accomplish the general diameter to the support expansion through the change of two general moulds, satisfies the demand of stereotyping to the support expansion, consequently compares general design mould 2, has the advantage that the operation is more convenient and efficient.

As shown in fig. 6 and 7, the shaping mold 2 further includes: a specific mould, which is provided with at least one shaping area 8 with a value within a third diameter range; a maximum of the third diameter range is greater than a maximum of the second diameter range, and a minimum of the third diameter range is between the minimum and maximum of the second diameter range. Through setting up specific mould, expand the support to its can the expanded maximum diameter back through general mould, according to the demand of support, can continue the expansion to the support through specific mould to satisfy the user demand of different supports.

As shown in fig. 6, the specific mold includes: a first specific mold comprising: a gradual transition area 7 with the diameter gradually increasing in the range of 3.5 mm-4.2 mm, and a shaping area 8 connected with the end of the gradual transition area 7. In addition, as an alternative, the third diameter range of the first specific mold may also be other conventional value ranges.

As shown in fig. 7, the sizing die 2 includes: a second specific mold comprising: a plurality of gradual transition areas 7 with gradually increasing diameter range, and a shaping area 8 respectively connected with the tail end of each gradual transition area 7. The second specific mold may have a plurality of, specifically, one second specific mold having a diameter gradually increasing in a range of 3.5mm to 5.1mm, one second specific mold having a diameter gradually increasing in a range of 3.5mm to 5.3mm, and one second specific mold having a diameter gradually increasing in a range of 3.5mm to 5.6mm may be provided. In addition, as an alternative, the third diameter range of the second specific mold may also be other conventional value ranges.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the scope of the utility model.

Claims

1. Medical support design frock, its characterized in that includes:

the mould fixing table (1) is provided with a plurality of mounting structures for connecting the shaping mould (2);

the shaping molds (2) are provided with a plurality of different specifications, and the tail ends of the shaping molds (2) are respectively connected to the mounting structure of the mold fixing table (1);

design mould (2) is from head end to terminal diameter crescent, a plurality of gradual change transition district (7) and design district (8) that the diameter range increases gradually along head end to terminal direction have set gradually on design mould (2), gradual change transition district (7) are the toper section that the diameter gradually increases gradually, design district (8) are the cylindricality section.

2. The medical support shaping tool according to claim 1, wherein the shaping mold (2) comprises: the device comprises a first general die and a second general die, wherein the first general die is provided with a plurality of first shaping areas (9) which are sequentially and incrementally valued within a first diameter range, and the second general die is provided with a plurality of second shaping areas (10) which are sequentially and incrementally valued within a second diameter range;

3. The medical support shaping tool according to claim 2, wherein the first general mold is provided with three first shaping areas (9) which are sequentially and incrementally arranged within a value range of 0.8 mm-2.1 mm.

4. The medical support shaping tool according to claim 3, wherein the second universal mold is provided with three second shaping areas (10) which are sequentially and progressively arranged within a value range of 1.9 mm-4.0 mm.

5. The medical stent sizing tool according to any one of claims 2-4, wherein the sizing die (2) comprises: a specific mould having at least one shaped zone (8) with a value within a third diameter range;

6. The medical stent shaping tool according to claim 5, wherein the specific mold comprises: a first specific mold comprising: a gradual transition area (7) with the diameter gradually increasing in the range of 3.5 mm-4.2 mm, and a shaping area (8) connected with the tail end of the gradual transition area (7).

7. The medical support shaping tool according to claim 5, wherein the shaping mold (2) comprises: a second specific mold comprising: a plurality of gradual transition areas (7) with gradually increasing diameter range, and a shaping area (8) respectively connected with the tail end of each gradual transition area (7).

8. The medical stent shaping tool according to claim 7, wherein the second specific mold has a plurality of molds.

9. The medical support shaping tool according to any one of claims 1 to 4, wherein the mounting structure on the mold fixing table (1) comprises:

a plurality of through-holes that are used for passing design mould (2), one side extension of through-hole is provided with connecting pipe (3), be provided with locating hole (4) that are used for fixing a position design mould (2) on connecting pipe (3).

10. The medical stent shaping tool according to claim 9, wherein a handle (5) is arranged on the die fixing table (1) at one side where the connecting pipe (3) extends.