Disclosure of Invention
In order to solve one of the technical defects, the embodiment of the application provides a sealing assembly of a laparoscope puncture outfit and a processing method thereof, which are used for solving the problem that the edge of a sealing matching piece is easy to loosen and leak in the prior art.
The invention adopts the following technical scheme:
In a first aspect, embodiments of the present application provide a laparoscopic penetrator seal assembly comprising:
the sealing assembly comprises a sealing assembly, a plurality of first through holes, a plurality of second through holes and a plurality of connecting pieces, wherein the sealing assembly is provided with a sealing assembly hole and a plurality of first through holes, each first through hole is positioned on the periphery side of the sealing assembly hole, and the first through holes are sequentially arranged at intervals along the edge of the sealing assembly;
The first sealing ring is provided with a first fixed matching hole, the second sealing ring is provided with a plurality of first fixed columns, and the first sealing ring and the second sealing ring are respectively arranged on two sides of the sealing matching piece along the thickness direction;
And under the state that the first sealing ring, the second sealing ring and the sealing matching piece are connected, each first fixing column penetrates through the corresponding first through hole to be connected with the corresponding first fixing matching hole, and the first fixing column is fixedly connected with the first sealing ring.
Optionally, in a state that the first sealing ring, the second sealing ring and the sealing matching piece are connected, the first fixing column extends out of the first fixing matching hole, and the first fixing column extends out of one end of the first fixing matching hole and is in hot-melting connection with the first sealing ring.
Optionally, a plurality of inserting shafts are arranged on the first sealing ring;
and each inserting shaft is respectively inserted into the corresponding first through hole in a state that the first sealing ring, the second sealing ring and the sealing matching piece are connected.
Optionally, the sealing matching piece is provided with a conical body and a torus arranged at the outer side edge of the conical body;
the annular body is provided with the first through hole;
The conical body is provided with the sealing matching hole;
the torus clamp is secured between the first seal ring and the second seal ring.
Optionally, the laparoscopic penetrator seal assembly includes a protector, an annular housing and a third seal ring;
The protection piece is provided with a second through hole;
The annular shell is provided with the third through hole;
a second fixed matching hole is formed in the third sealing ring;
The second sealing ring, the protection piece, the annular shell and the third sealing ring are sequentially arranged, a plurality of second fixing columns are arranged on the second sealing ring, and each second fixing column sequentially penetrates through the second through hole and the third through hole to be connected with a second fixing matching hole on the third sealing ring.
Optionally, the second fixing post stretches out the second fixing matching hole, and one end of the second fixing post stretching out the second fixing matching hole is connected with the third sealing ring in a hot melting mode.
Optionally, the protection piece comprises a plurality of single pieces, each single piece is provided with a fixed edge and a protection piece;
the second through holes are formed in the fixed edges;
Each protection sheet is positioned on the wide mouth of the cone;
Each protection sheet is matched with and seals the wide opening of the conical body.
Optionally, a plurality of inner convex parts are arranged on the inner wall of the annular shell, each inner convex part is provided with the third through hole, and a notch part is formed between every two adjacent inner convex parts;
and a plurality of limiting bodies are arranged on the third sealing ring, and each limiting body is respectively embedded into the corresponding notch part.
In a second aspect, an embodiment of the present application provides a method for processing the sealing assembly of a laparoscopic puncture outfit, including:
Step S1, assembling a sealing matching piece, a first sealing ring and a second sealing ring to form a first assembly body, and supporting the first assembly body on the upper surface of a supporting tool, so that one end of a first fixed column extending out of a first fixed matching hole faces to a movable tool;
step S2, controlling the movable tool to move towards the supporting tool, extruding and heating the first fixed column, and enabling the first fixed column to be in hot melting connection with the first sealing ring.
Optionally, the processing method further comprises:
S3, assembling a protection piece, an annular shell and a third sealing ring on the first assembly body to form a second assembly body, wherein the second sealing ring, the protection piece, the annular shell and the third sealing ring are sequentially arranged, and a second fixing column on the second sealing ring sequentially penetrates through the protection piece, the annular shell and the third sealing ring;
S4, placing a second assembly on the upper surface of the supporting tool, so that a second fixed column extends towards the movable tool;
And S5, controlling the movable tool to move towards the supporting tool, so that the movable tool extrudes and heats the second fixed column, and the second fixed column is in hot melt connection with the third sealing ring.
By adopting the technical scheme, the application has the following beneficial effects:
The peripheral edge of the sealing matching piece of the laparoscopic puncture outfit sealing component is effectively fixed by the first fixing column, and the problems that the sealing matching piece in the prior art is only in interference fit, vibration of products in transportation and thermal expansion and contraction in weather easily cause the loosening of the edge of the sealing matching piece to cause air leakage, influence the operation progress of clinical patients, even cause postoperative complications of patients and the like are solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 shows a cross-sectional view of the three mating structures of a laparoscopic penetrator seal assembly, a penetration cannula and a penetration rod;
FIG. 2 is an exploded view of the combination of the laparoscopic penetrator seal assembly, the penetration cannula and the penetration rod;
FIG. 3 shows a schematic diagram of the mating structure of the seal mating member, the first seal ring and the second seal ring in the laparoscopic penetrator seal assembly;
FIG. 4 shows a schematic diagram of the mating structure of a fixed tooling and a movable tooling;
FIG. 5 shows an enlarged view of portion A of FIG. 4;
FIG. 6 shows a schematic view of a primary machining laparoscopic penetrator seal assembly employing a fixed tooling and a movable tooling;
FIG. 7 illustrates a schematic view of the mating structure of the laparoscopic penetrator seal assembly;
FIG. 8 shows a schematic view of continued machining of a laparoscopic penetrator seal assembly with a fixed tooling and a movable tooling;
FIG. 9 illustrates a first view of the laparoscopic penetrator seal assembly;
Fig. 10 illustrates a second view of the laparoscopic penetrator seal assembly.
The sealing assembly of the laparoscopic puncture outfit comprises a sealing matching piece, a conical body, a sealing matching hole, a reinforcing rib, a 12, a ring body, a 121, a first through hole, a2, a first sealing ring, a 21, a first fixed matching hole, a 22, a plug shaft, a3, a second sealing ring, a 31, a first fixed column, a 32, a second fixed column, a4, a protecting piece, a 41, a fixed edge, a 411, a second through hole, a 42, a protecting piece, a 5, a ring shell, a 51, a third through hole, a 52, an inner convex part, a 6, a third sealing ring, a 61, a second fixed matching hole, a 62, a limiting body, a 7, a shell, a 200, a puncture sleeve, a 300, a puncture rod, a 400, a fixed tool, a 410, a groove, a 420, a avoidance hole and a 500, and a movable tool.
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following detailed description of exemplary embodiments of the present application is provided in conjunction with the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present application and not exhaustive of all embodiments. It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.
In describing the present application and its embodiments, it should be understood that the orientation or positional relationship indicated by the terms "top", "bottom", "height", etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description and simplification of the description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present application.
In the present application and its embodiments, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," "secured" and the like are to be construed broadly and as such, for example, as being fixedly connected, as being removably connected, as being integral with, as being mechanically connected, as being in electrical communication with, as being directly connected, as being indirectly connected through an intervening medium, as being in communication with or in interaction with two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application and its embodiments, unless explicitly specified and limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include both the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.
As shown in fig. 1 to 10, an embodiment of the present application provides a laparoscopic puncture outfit sealing assembly 100 including a sealing fitting 1, a first sealing ring 2 and a second sealing ring 3. The sealing fitting 1 is provided with a sealing fitting hole 111 and a plurality of first through holes 121, each first through hole 121 is located at the peripheral side of the sealing fitting hole 111, and each first through hole 121 is sequentially arranged at intervals along the edge of the sealing fitting 1. At least one side of the seal fitting 1 near the seal fitting hole 111 is of a flexible structure, and the peripheral side edge of the seal fitting 1 may be of a hard structure, and a first through hole 121 may be provided. The first sealing ring 2 is provided with a first fixed matching hole 21, the second sealing ring 3 is provided with a plurality of first fixed columns 31, the first sealing ring 2 and the second sealing ring 3 are respectively arranged on two sides of the sealing matching piece 1 along the thickness direction, each first fixed column 31 respectively penetrates through a corresponding first through hole 121 to be connected with the corresponding first fixed matching hole 21 in a state that the first sealing ring 2, the second sealing ring 3 and the sealing matching piece 1 are connected, and the first fixed columns 31 are fixedly connected with the first sealing ring 2. The first sealing ring 2 and the second sealing ring 3 can clamp the stationary sealing fitting 1. The sealing adapter 1 is generally funnel-shaped and is mounted on top of the puncture cannula 200. When the puncture rod 300 is inserted into the puncture channel of the sealing assembly 100 and the puncture cannula 200, the puncture rod 300 passes through the sealing matching hole 111, and the sealing matching piece 1 is tightly sleeved on the puncture rod 300 at the edge of the sealing matching hole 111 so as to seal the puncture channel.
According to the laparoscopic puncture outfit sealing assembly 100, the peripheral edge of the sealing matching piece 1 is effectively fixed by the first fixing column 31, and even if the laparoscopic puncture outfit sealing assembly is used for multiple times, the peripheral edge of the sealing matching piece 1 cannot be separated and deformed, so that the problems that the sealing matching piece 1 is only in interference fit, vibration of products in transportation and expansion and contraction due to weather easily cause the edge of the sealing matching piece 1 to be loosened to leak air, influence the operation progress of clinical patients, even cause postoperative complications of patients and the like are solved.
In some possible embodiments, as shown in fig. 2, in a state that the first sealing ring 2, the second sealing ring 3 and the sealing fitting 1 are connected, the first fixing post 31 extends out of the first fixing fitting hole 21, and one end of the first fixing post 31 extending out of the first fixing fitting hole 21 is connected with the first sealing ring 2 by hot melting, so that the end of the first fixing post 31 is fixedly connected with the first sealing ring 2, the first sealing ring 2 and the second sealing ring 3 cooperate to fix the sealing fitting 1, and the three parts form an integral structure.
In some possible embodiments, as shown in fig. 2, a plurality of inserting shafts 22 are disposed on the first sealing ring 2, and each inserting shaft 22 is inserted into a corresponding first through hole 121 in a state that the first sealing ring 2, the second sealing ring 3 and the sealing mating member 1 are connected.
The insertion shaft 22 is not used to penetrate the second seal ring 3, and the insertion shaft 22 is used only to penetrate the first through hole 121 on the peripheral side of the seal fitting 1. The insert shaft 22 on the first sealing ring 2 and the first fixing column 31 on the second sealing ring 3 are arranged in a staggered mode, and a first fixing matching hole 21 is formed between two adjacent insert shafts 22 on the first sealing ring 2. The insert shaft 22 and the first fixing post 31 are offset from each other and do not interfere with each other. The second sealing ring 3 can be provided with a blind hole, and the end part of the inserting shaft 22 can be inserted into the blind hole, so that the structural strength of the inserting shaft 22 is improved, and the limiting effect on the sealing matching piece 1 is enhanced.
In some possible embodiments, as shown in fig. 3, the sealing fitting 1 is provided with a conical body 11 and a ring body 12 arranged at the outer side edge of the conical body 11, the conical body 11 can be of a flexible structure, the ring body 12 is provided with the first through hole 121, the center of the conical body 11 is provided with the sealing fitting hole 111, the conical body 11 can be provided with a plurality of reinforcing ribs 112, the reinforcing ribs 112 are sequentially arranged at intervals along the circumferential direction of the sealing fitting hole 111, and the reinforcing ribs 112 enhance the structural strength of the conical body 11, have a shaping effect, avoid the problem that the conical body 11 is seriously deformed, and prolong the service life of the sealing fitting 1. The torus 12 is clamped between the first sealing ring 2 and the second sealing ring 3.
In some possible embodiments, as shown in fig. 7, the sealing assembly 100 for a laparoscopic puncture outfit includes a protector 4, an annular shell 5 and a third sealing ring 6, a second through hole 411 is disposed on the protector 4, the third through hole 51 is disposed on the annular shell 5, a second fixing and matching hole 61 is disposed on the third sealing ring 6, a plurality of second fixing posts 32 are disposed on the second sealing ring 3, and each of the second fixing posts 32 sequentially passes through the second through hole 411, the third through hole 51 is connected to the second fixing and matching hole 61 on the third sealing ring 6.
The seal fitting 1 is tapered as a whole, a seal fitting hole 111 is provided on the inner side, and a wide mouth is formed on the outer side. The protection piece 4 is located on one side of the wide-mouth end of the sealing matching piece 1, plays a role of shielding and protecting the wide mouth, prevents impurity dust from entering the puncture sleeve 200 from the wide mouth, and when the puncture rod 300 penetrates into the sealing assembly 100, the protection piece 4 deforms under the action of external force to avoid the puncture rod 300, so that the puncture rod 300 can smoothly pass through the protection piece 4.
One side of the second sealing ring 3, which is away from each first fixing column 31, is provided with a second fixing column 32, and the second fixing column 32 sequentially penetrates through a second through hole 411 in the protecting piece 4 and a third through hole 51 in the annular shell 5 to be connected with a second fixing matching hole 61 in the third sealing ring 6, so that the first sealing ring 2, the sealing matching piece 1, the second sealing ring 3, the protecting piece 4, the annular shell 5 and the third sealing ring 6 are sequentially stacked, and are assembled and fixed into an integrated structure, thereby facilitating uniform assembly on the outer shell 7.
In some possible embodiments, as shown in fig. 7 and 9, the second fixing post 32 protrudes out of the second fixing hole 61, and one end of the second fixing post 32 protruding out of the second fixing hole 61 is thermally fused to the third sealing ring 6. Thereby realizing the connection of the second sealing ring 3 and the third sealing ring 6, and the two are matched to clamp and fix the protection piece 4 and the annular shell 5.
In some possible embodiments, the protection member 4 includes a plurality of single members, each having a fixing edge 41 and a protection piece 42, the second through hole 411 is disposed on the fixing edge 41, each protection piece 42 is located on the wide mouth of the cone 11, and each protection piece 42 is matched to seal the wide mouth of the cone 11. The edges of the protection sheets 42 are attached to each other along the thickness direction of the protection sheets 42, there is no connection between the protection sheets 42, and when the puncture rod 300 is inserted, the protection sheets 42 are elastically deformed under the action of external force, so that the puncture rod 300 can smoothly pass through the protection sheets 42. The protective sheet 42 is a flexible sheet, and the fixing edge 41 may be a hard structure.
In some possible embodiments, as shown in fig. 7, a plurality of inner protrusions 52 are disposed on the inner wall of the annular shell 5, each inner protrusion 52 is provided with the third through hole 51, a notch is formed between adjacent inner protrusions 52, a plurality of limiting bodies 62 are disposed on the third sealing ring 6, and each limiting body 62 is respectively embedded in a corresponding notch. So that the third sealing ring 6 is in limit fit with the annular shell 5, and the third sealing ring 6 and the annular shell 5 cannot rotate relatively.
In some possible embodiments, the laparoscopic puncture sealing assembly 100 further comprises a housing 7, the housing 7 has a plug-fit groove, the sealing fitting 1, the first sealing ring 2 and the second sealing ring 3 are all disposed on the housing 7, the housing 7 has a clamping fit portion, and the sealing fit hole 111 is located in the plug-fit groove. When the puncture rod 300 penetrates the insertion engagement groove, the puncture rod 300 naturally penetrates the seal engagement hole 111, is sealed by the seal engagement member 1, and can be inserted into the puncture cannula 200 when the puncture rod 300 penetrates the insertion engagement groove. The clamping and matching part on the shell 7 can comprise a clamping claw, a clamping groove can be formed on the puncture cannula 200, the clamping claw can be detachably clamped in the clamping groove, and the assembly of the sealing assembly 100 and the puncture cannula 200 is realized.
The embodiment of the application also provides a processing method of the sealing assembly 100 of the laparoscope puncture outfit, which comprises the following steps:
step S1, as shown in fig. 3 and fig. 6, assembling the seal fitting member 1, the first seal ring 2 and the second seal ring 3 to form a first assembly body, and supporting the first assembly body on the upper surface of the supporting tool, so that one end of the first fixed column 31 extending out of the first fixed fitting hole 21 faces the movable tool 500;
Step S2, controlling the movable tool 500 to move towards the supporting tool, and extruding and heating the first fixed column 31, so that the first fixed column 31 and the first sealing ring 2 are in hot melt connection.
The movable tooling 500 is located at the top of the fixed tooling 400, and the heating component is arranged on the movable tooling 500 and can heat the end part of the first fixed column 31, so that the end part of the first fixed column 31 is hot-melted and fixed with one surface of the first sealing ring 2, which is away from the second sealing ring 3, in a hot-melting way.
As shown in fig. 4 and 5, a plurality of grooves 410 may be provided on the support tool to facilitate the accommodation of a portion of the structural members (first assemblies) of a seal assembly 100, respectively. For example, the bottom wall edge of the groove 410 may be provided with a plurality of avoidance holes 420, and when the second sealing ring 3 is placed in the groove 410, each second fixing column 32 on the second sealing ring 3 is inserted into the corresponding avoidance hole 420, so as to play a role in protecting the second fixing column 32 and also play a role in limiting the first assembly body.
The processing method can also comprise the following steps:
Step S3, as shown in FIG. 7, assembling the protection piece 4, the annular shell 5 and the third sealing ring 6 on the first assembly body to form a second assembly body, wherein the second sealing ring 3, the protection piece 4, the annular shell 5 and the third sealing ring 6 are sequentially arranged, and a second fixing column 32 on the second sealing ring 3 sequentially penetrates through the protection piece 4, the annular shell 5 and the third sealing ring 6;
step S4, as shown in fig. 8, placing the second assembly on the upper surface of the supporting tool, so that the second fixed column 32 extends toward the movable tool 500;
Compared with step S1, in step S4, after the sealing assembly is turned 180 degrees, the sealing assembly is placed on the upper surface of the supporting tool, at this time, the end portions of the first fixed columns 31 can be respectively accommodated in the corresponding avoiding holes 420, and the cantilever ends of the second fixed columns 32 face the movable tool 500. The movable tool 500 is connected with a lower air cylinder, and the lower air cylinder can drive the movable tool 500 to move up and down.
Step S5, controlling the movable tool 500 to move towards the supporting tool, so that the movable tool 500 extrudes and heats the second fixed column 32, and the second fixed column 32 and the third sealing ring 6 are in hot melt connection.
The movable fixture 500 is located at the top of the fixed fixture 400, and the heating component is arranged on the movable fixture 500, so that the end part of the second fixed column 32 can be heated, and the end part of the second fixed column is hot-melted and is fixed with one surface of the third sealing ring 6, which is away from the second sealing ring 3, so that the assembly of at least part of the structure of the laparoscopic puncture outfit sealing component 100 is completed.
The above disclosure provides many different embodiments, or examples, for implementing different structures of the application. The foregoing description of specific example components and arrangements has been presented to simplify the present disclosure. They are, of course, merely examples and are not intended to limit the application. Furthermore, the present application may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present application provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.
While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present application without departing from the spirit or scope of the application. Thus, it is intended that the present application also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.