WO2022116059A1

WO2022116059A1 - Support body and puncture support

Info

Publication number: WO2022116059A1
Application number: PCT/CN2020/133447
Authority: WO
Inventors: 王沁
Original assignee: 苏州市立普医疗科技有限公司
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2022-06-09

Abstract

A support body and a puncture support, relating to the technical field of puncture devices. The support body comprises a hoop (1) and a sensor support (2), the sensor support (2) comprises a sleeve (21) for connecting a sensor, and the outer wall of the sensor support (2) is connected to the outer wall of the hoop (1). The sensor support (2) is mounted on the hoop (1) of the support body, and during use, the sensor can be directly mounted on the support body. According to the structure, the sensor support (2) does not need to be additionally mounted, the time for mounting the sensor support (2) is saved, and sensor mounting space does not need to be reserved; moreover, both the support body and the sensor support (2) are disposable, so that the risk of infection is reduced, and the use is safe and reliable.

Description

A frame body and a puncture stent

technical field

The present invention relates to the technical field of puncture equipment, in particular to a frame body and a puncture stent.

Background technique

Ultrasound interventional surgery is a new technology developed on the basis of ultrasonic imaging. During the operation, an ultrasonic probe puncture bracket needs to be installed on the ultrasonic probe, and then under the precise guidance of the ultrasonic probe puncture bracket, the puncture operation is performed, and the puncture needle can reach the lesion. Surgical operations such as suction, drug administration, and catheter placement can be performed, or fine treatment operations such as microwave, radio frequency, and laser energy can be given. Ultrasound interventional surgery is different from traditional surgical operations. It does not require surgery and only needs a fine needle puncture to complete. The patient suffers less pain, does not require hospitalization, and is relatively safe, simple to operate, and of high practical value.

Magnetic navigation sensors need to be used in the magnetic navigation puncture operation. Therefore, three brackets, the ultrasonic probe frame, the needle threading structure and the magnetic navigation sensor bracket, need to be used at the same time during the puncture operation. In the prior art, the magnetic navigation sensor bracket is set independently. , its cost is high, it needs to be sterilized for repeated use, it is inconvenient to use, and there is the possibility of infection; in addition, during the puncture operation, the magnetic navigation sensor bracket needs to be installed separately, which not only wastes time, but also increases the overall needs of the puncture bracket. space, and the possibility of mutual interference.

SUMMARY OF THE INVENTION

The invention provides a frame body and a puncture bracket, the sensor bracket is combined with the frame body, the installation time of the sensor bracket is saved, and the installation space of the sensor does not need to be reserved. At the same time, the frame body and the sensor bracket are both One-time use, reduces the risk of infection, and is safer and more reliable to use.

In one aspect of the present invention, a frame body is provided, which includes a hoop and an inductor bracket; the inductor bracket includes a sleeve for connecting the inductor, and the outer wall of the sensor bracket is connected with the outer wall of the hoop.

Optionally, the sensor bracket and the hoop are connected by a clamping structure; the clamping structure includes a first clamping part and a second clamping part, the first clamping part is connected with the outer wall of the sensor bracket, and the second clamping part is connected to the outer wall of the sensor bracket. The connecting part is connected with the outer wall of the hoop; the first clamping part and the second clamping part are clamped, so as to realize the detachable connection between the sensor bracket and the hoop.

Optionally, the first clamping part includes a raised block, one end of the raised block is fixedly connected to the outer wall of the sensor support, and one end of the raised block away from the sensor support is provided with at least one extension plate, and the extension plate is connected to the raised block. The outer wall has a defined angle; the second clamping part includes a slot, the slot includes a panel, and the panel is provided with a strip-shaped gap, one end of the strip-shaped gap is located at the notch of the slot; when the sensor bracket and the hoop are connected , the protruding block is inserted into the bar-shaped notch, and the extension board is inserted into the slot.

Optionally, the protruding block is provided with two extension plates, one end of the extension plate away from the protruding block is provided with a cut surface, and the slot is provided with a limit side wall for fitting with the cut surface; When the hoop is connected, the extension plate is inserted into the slot, and the cut surface is fitted with the limiting side wall.

Optionally, the first engaging portion includes two protruding blocks, and each protruding block is provided with an extension plate, which is a first extension board and a second extension board, respectively. The widths are different; the second engaging portion includes two slots, namely the first slot and the second slot, the width of the first slot is the same as the width of the first extension board, and the width of the second slot is the same as that of the second slot. The extension plates have the same width; when the sensor bracket and the hoop are connected, the first extension plate is inserted into the first slot, and the second extension plate is inserted into the second slot.

Optionally, a concave groove is provided on the side of the bar-shaped notch facing the raised block, and a raised convex point is provided on the side of the raised block opposite to the groove; when the sensor bracket is connected with the hoop, The convex point is clamped in the groove.

Optionally, the sensor bracket and the hoop are integral structures.

Optionally, the sensor bracket includes an installation plate, the first clamping portion is connected to the first plate surface of the installation plate; the second plate surface of the installation plate is connected to the sleeve.

Optionally, the side wall of the sleeve is provided with an opening arranged along the direction of the center line of the sleeve.

In another aspect of the present invention, there is also provided a puncture stent, comprising the above-mentioned frame body.

In the technical solution provided by the present invention, the sensor bracket is combined with the frame body, that is, installed on the hoop of the frame body. When using, the sensor can be directly installed on the frame body. This structure does not require additional installation of the sensor bracket. , saves the installation time of the sensor bracket, and does not need to reserve the sensor installation space. At the same time, the frame body and the sensor bracket are all disposable, which reduces the risk of infection and makes the use more safe and reliable.

Description of drawings

For purposes of illustration and not limitation, the present invention will now be described in accordance with preferred embodiments thereof, particularly with reference to the accompanying drawings, wherein:

1 is a schematic structural diagram of a frame body provided by an embodiment of the present invention;

2 is a cross-sectional view of a raised block in a frame body provided by an embodiment of the present invention;

3 is a cross-sectional view of an extension plate in a frame body provided by an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a clamping structure in a frame body provided by an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a clamping structure in a frame body provided by an embodiment of the present invention;

6 is a cross-sectional view of a groove in a frame body provided by an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a puncture stent provided by an embodiment of the present invention.

In the picture:

1: Hoop; 2: Sensor bracket; 3: Clamping structure;

21: Sleeve; 22: Mounting plate; 23: Opening;

31: raised block; 32: extension plate; 34: slot; 311: bump; 321: cut surface; 322: first extension plate; 323: second extension plate; : Limit sidewall; 344: First slot; 345: Second slot; 346: Groove.

Detailed ways

In the frame body and the puncture bracket provided by the embodiment of the present invention, the sensor bracket is combined with the frame body, thereby saving the installation time of the sensor bracket during the operation and reducing the space required for the sensor and the sensor bracket. At the same time, the rack body and the sensor bracket are all disposable, which reduces the risk of infection, which will be explained in detail below.

1 is a schematic structural diagram of a frame body provided by an embodiment of the present invention; FIG. 2 is a cross-sectional view of a raised block in the frame body provided by an embodiment of the present invention; FIG. 3 is a frame body provided by an embodiment of the present invention. Cutaway view. As shown in FIG. 1 to FIG. 3 , an aspect of this embodiment provides a frame body, the frame body includes a hoop 1 and a sensor bracket 2 ; the sensor bracket 2 includes a sleeve 21 for connecting the sensor , the outer wall of the sensor bracket 2 is connected with the outer wall of the hoop 1 .

The sensor bracket 2 is connected to the frame body. When in use, the connection operation of the sensor bracket 2 is no longer required, thereby saving installation time. In addition, there is no need to reserve space required for installing the sensor bracket. The sensor bracket 2 and the frame body are disposable, therefore, no dedicated sensor bracket 2 is needed, which reduces the use cost, and does not require cleaning operations, thereby reducing the risk of infection, making the use of the sensor bracket 2 safer and more reliable.

The sensor bracket 2 and the hoop 1 of the frame body can be an integral structure or a separate structure. Among them, the integrated structure does not need to be assembled and is more convenient to use, and the split structure can improve the sensor support 2 and the structure. Due to the versatility of the frame, different types of sensor brackets 2 and the frame can be combined to adapt to different types of ultrasonic probes and sensors.

In the structures shown in FIGS. 1 to 3 , the frame body and the sensor bracket 2 are separate structures, and the two are connected by a clamping structure 3; the clamping structure 3 includes a first clamping part and a second clamping part, The first clamping part is connected with the outer wall of the sensor bracket 2, and the second clamping part is connected with the outer wall of the hoop 1; the first clamping part and the second clamping part are clamped, so as to realize the sensor bracket 2 and the hoop 1 detachable connection.

In the embodiment of the present invention, the first clamping part includes a raised block 31 , one end of the raised block 31 is fixedly connected to the outer wall of the sensor bracket 2 , and one end of the raised block 31 away from the sensor bracket 2 is provided with at least one extension plate 32. The extension plate 32 and the outer wall of the protruding block 31 have a defined angle; the second clamping part includes a slot 34, the slot 34 includes a panel 341, and the panel 341 is provided with a strip-shaped gap 342, one end of the strip-shaped gap 342 It is located at the notch of the slot 34 ; when the sensor bracket 2 is connected with the hoop 1 , the protruding block 31 is inserted into the strip notch 342 , and the extension plate 32 is inserted into the slot 34 .

In the hoop 1 and the sensor bracket 2, the first clamping part and the second clamping part can be designed as standard parts, that is, the hoop 1 and the sensor bracket 2 suitable for any model include the same first clamping part. Therefore, any type of hoop 1 can be connected to any type of sensor bracket 2, thereby improving the versatility of the split-structured hoop 1 and the inductor.

In the embodiment of the present invention, a foolproof structure is provided in the clamping structure 3 , and the foolproof structure can avoid wrong installation direction of the sensor bracket 2 , and at the same time, it is also conducive to the rapid assembly of the clamping structure 3 . FIG. 4 is a schematic structural diagram of a clamping structure in a frame body according to an embodiment of the present invention. As shown in FIG. 4 , this structure is one of the foolproof structures. There are two extension plates 32 on the raised block 31 , and one end of the extension plate 32 away from the raised block 31 is provided with a cut surface 321 . 34 is provided with a limit side wall 343 for fitting with the cut surface 321 ; when the sensor bracket 2 and the hoop 1 are connected, the extension plate 32 is inserted into the slot 34 , and the cut surface 321 is fitted with the limit side wall 343 . When the clamping structure 3 is connected, the extension plate 32 can be smoothly removed into the slot 34 only when the limiting sidewall 343 is aligned with the cut surface 321 , thereby avoiding the wrong installation direction of the sensor bracket 2 .

In the embodiment of the present invention, the fool-proof structure may also adopt another structural form. FIG. 5 is a schematic structural diagram of the clip-on structure in the frame body provided by the embodiment of the present invention. As shown in FIG. 5 , the first engaging portion includes two protruding blocks 31 , and each protruding block 31 is provided with an extension plate 32 , which are respectively a first extension plate 322 and a second extension plate 323 . The widths of the board 322 and the second extension board 323 are different; the second engaging portion includes two slots 34, namely the first slot 344 and the second slot 345, the width of the first slot 344 is the same as that of the first extension board The width of 322 is the same, the width of the second slot 345 is the same as the width of the second extension plate 323; when the sensor bracket 2 and the hoop 1 are connected, the first extension plate 322 is inserted into the first slot 344, and the second extension plate 323 Insert into the second slot 345 . In this foolproof structure, the extension plate 32 can be inserted into the slot 34 smoothly only when the widths are matched.

FIG. 6 is a cross-sectional view of a groove in a frame body according to an embodiment of the present invention. As shown in FIG. 6 , the side of the strip notch 342 facing the raised block 31 is provided with a concave groove 346, and the side of the raised block 31 opposite to the groove 346 is provided with a raised convex point 311; When the bracket 2 is connected with the hoop 1 , the convex point 311 is clamped in the groove 346 . The connection between the protruding point 311 and the groove 346 acts as a limiter, and without external force, the protruding point 311 and the groove 346 always remain in a snap connection, thereby ensuring the stable connection between the extension plate 32 and the slot 34 .

As shown in FIG. 2 and FIG. 3 , the sensor bracket 2 includes a mounting plate 22 , the first clamping portion is connected to the first surface of the mounting plate 22 ; the second surface of the mounting plate 22 is connected to the sleeve 21 . The sleeve 21 is adapted to the shape and size of the outer diameter of the sensor. When the sensor is connected to the sensor bracket 2 , the sensor can be directly inserted into the sleeve 21 . The side wall of the sleeve 21 is provided with an opening 23 along the centerline of the sleeve 21. The opening 23 has a certain interval. When the sensor is inserted into the operation, the sleeve 21 at the opening 23 is properly deformed, so that the sleeve 21 can be aligned with each other. The sensor inside can exert a certain force, so as to improve the stability of the connection between the sleeve 21 and the sensor.

Another aspect of this embodiment further provides a puncture stent. FIG. 7 is a schematic structural diagram of a puncture stent provided by an embodiment of the present invention. As shown in FIG. 7 , the puncture bracket includes a frame body, and the frame body includes a needle threading structure 3 and a sensor bracket 2. The puncture bracket is disposable and can be connected to an ultrasonic probe, a magnetic navigation sensor (or other sensors) at the same time. , and a puncture needle.

The above-mentioned specific embodiments do not constitute a limitation on the protection scope of the present invention. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions may occur depending on design requirements and other factors. Any modifications, equivalent replacements and improvements made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

A frame is characterized in that it comprises a hoop (1) and a sensor bracket (2);

The sensor bracket (2) includes a sleeve (21) for connecting the sensor, and the outer wall of the sensor bracket (2) is connected with the outer wall of the hoop (1).
The frame body according to claim 1, characterized in that, the sensor bracket (2) and the hoop (1) are connected by a clamping structure (3);

The clamping structure (3) comprises a first clamping part and a second clamping part, the first clamping part is connected with the outer wall of the sensor bracket (2), and the second clamping part is connected with the outer wall of the hoop (1);

The first clamping part and the second clamping part are clamped, so as to realize the detachable connection between the sensor bracket (2) and the hoop (1).
The frame body according to claim 2, characterized in that the first clamping part comprises a raised block (31), one end of the raised block (31) is fixedly connected with the outer wall of the sensor bracket (2), and the raised block (31) (31) at least one extension plate (32) is provided at one end away from the sensor bracket (2), and the extension plate (32) and the outer wall of the raised block (31) have a defined angle;

The second engaging portion includes a slot (34), the slot (34) includes a panel (341), and the panel (341) is provided with a strip-shaped gap (342), one end of the strip-shaped gap (342) is located in the slot (34) ) at the notch;

When the sensor bracket (2) is connected with the hoop (1), the protruding block (31) is inserted into the bar-shaped notch (342), and the extension plate (32) is inserted into the slot (34).
The frame body according to claim 3, characterized in that two extension plates (32) are provided on the raised block (31), and one end of the extension plate (32) away from the raised block (31) is provided with a cut surface (321), a limit side wall (343) for fitting with the cut surface (321) is provided in the slot (34);

When the sensor bracket (2) is connected with the hoop (1), the extension plate (32) is inserted into the slot (34), and the cut surface (321) is fitted with the limiting side wall (343).
The frame body according to claim 3, characterized in that the first engaging portion comprises two raised blocks (31), and each raised block (31) is provided with an extension plate (32), which is the first an extension board (322) and a second extension board (323), the widths of the first extension board (322) and the second extension board (321) are different;

The second engaging portion includes two slots (34), which are a first slot (344) and a second slot (345) respectively, and the width of the first slot (344) is the same as the width of the first extension plate (322). The width is the same, and the width of the second slot (345) is the same as the width of the second extension plate (323);

When the sensor bracket (1) and the hoop (1) are connected, the first extension plate (322) is inserted into the first slot (344), and the second extension plate (323) is inserted into the second slot (345).
The frame body according to claim 3, wherein a concave groove (346) is provided on the side of the strip-shaped notch (342) facing the convex block (31), and the convex block (31) is connected with the concave groove (346). The opposite side of the groove (346) is provided with a raised bump (311);

When the sensor bracket (2) is connected with the hoop (1), the convex point (311) is clamped in the groove (346).
The rack body according to claim 1, characterized in that, the sensor bracket (2) and the hoop (1) are of an integral structure.
The frame body according to claim 3, characterized in that the sensor bracket (2) comprises a mounting plate (22), and the first clamping portion is connected to the first surface of the mounting plate (22);

The second plate surface of the mounting plate (22) is connected with the sleeve (21).
The frame body according to claim 8, characterized in that, an opening (23) arranged along the centerline direction of the sleeve (21) is provided on the side wall of the sleeve (21).
A puncture stent, characterized by comprising the frame body according to any one of claims 1 to 9.