CN219250357U

CN219250357U - Thoracic cavity puncture fixer

Info

Publication number: CN219250357U
Application number: CN202222423786.0U
Authority: CN
Inventors: 李岩; 席俊峰; 王娟; 刘悦; 郑春龙; 陈娜娜
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-06-27
Anticipated expiration: 2032-09-14

Abstract

The utility model belongs to the technical field of the medical treatment, concretely relates to thorax puncture fixer, including the mount pad, the inside slide bar that is provided with of mount pad, the inside slip of slide bar is provided with piercing depth, piercing depth includes mounting frame, the extrusion pole, the guide bar, elastic return piece, sliding plate and fixing base, mounting frame slides and sets up in the inside of slide bar, the one end of extrusion pole rotates with the inside of mounting frame to be connected, the middle part sliding connection of guide bar and extrusion pole, elastic return piece sets up in the outside of guide bar, and be in between extrusion pole and the mounting frame, one side sliding connection of sliding plate and one side of extrusion pole, the inside fixed mounting of fixing base has the pjncture needle, the one end of pjncture needle has the reservoir through infusion tube connection. The utility model can fix the puncture needle before the puncture operation, and can reduce the pain of the patient during the operation.

Description

Thoracic cavity puncture fixer

Technical Field

The utility model belongs to the technical field of medical treatment, concretely relates to thorax puncture fixer.

Background

Thoracocentesis refers to the operation of penetrating the skin, intercostal tissue, and parietal pleural puncture into the pleural cavity with a sterilized needle, and is commonly used in surgical procedures to expel the volume of fluid.

The traditional puncture fixer is directly carried out on the body surface of a patient, and the limitation in the practical application process is too large due to the different body types of the patient, and the fixing process is carried out after the puncture, so that the puncture needle stays in the patient in the process, and the pain degree of the patient can be increased.

Disclosure of Invention

The utility model aims to provide a thoracocentesis fixer, which can fix the puncture needle before the puncture operation of a patient, thereby reducing the pain degree of the patient during the operation.

The technical scheme adopted by the utility model is as follows:

the utility model provides a thoracic cavity puncture fixer, includes the mount pad, the inside slide bar that is provided with of mount pad, the inside slip of slide bar is provided with piercing depth, piercing depth includes mounting frame, extrusion pole, guide bar, elasticity return piece, sliding plate and fixing base, the mounting frame slides and sets up in the inside of slide bar, the one end of extrusion pole is rotated with the inside of mounting frame and is connected, the middle part sliding connection of guide bar and extrusion pole, elasticity return piece sets up in the outside of guide bar, and is in between extrusion pole and the mounting frame, one side sliding connection of sliding plate and one side of extrusion pole, one side of fixing base and the lower part sliding connection of sliding plate one side, the inside fixed mounting of fixing base has the pjncture needle, the one end of pjncture needle has the storage part through infusion piping connection, the middle part rotation of storage part is connected with the drive part, the inside fixed connection of drive part and one side of mounting frame.

The utility model is further provided with: the storage part comprises a liquid storage bin, an upper shell, a limiting plate, a screw and a limiting block, wherein the bottom of the liquid storage bin is connected with a puncture needle through a perfusion tube, the bottom of the upper shell is fixedly connected with the upper part of the liquid storage bin, the limiting plate is in sliding connection with the inside of the liquid storage bin, one end of the screw is fixedly connected with the upper surface of the limiting plate, one side of the screw is meshed with the driving part, and the limiting block is fixedly connected with the other end of the screw.

The utility model is further provided with: the limiting plate is in sliding connection with the inner part of the upper shell, and a plurality of guide sliding rails are arranged in the upper shell.

The utility model is further provided with: the drive part comprises a mounting block, a servo motor and a drive column, wherein one side of the mounting block is fixedly connected with one side of a mounting frame, the servo motor is arranged in the mounting block, the drive column is fixedly connected with the output end of the servo motor, and threads outside the drive column are meshed with threads outside a screw.

The utility model is further provided with: the inside of installation piece has been seted up the mounting groove, the mounting groove with the upper and lower both ends looks adaptation of storage part has all been seted up at the upper and lower both ends of mounting groove, the upper end of mounting groove is provided with the sliding block, the mounting groove with last casing looks adaptation has been seted up to the lower surface of sliding block, be provided with elastic reset piece between sliding block and the mounting block.

The utility model is further provided with: the other end integrated into one piece of extruding rod has the handle, one side of handle sets up the inching switch, inching switch and servo motor electric connection, and all with commercial power electric connection.

The utility model is further provided with: one end integrated into one piece of extrusion pole has the axis of rotation, the axis of rotation is connected with the inside rotation of installing frame, one side integrated into one piece of extrusion pole has the extrusion axle, the inside sliding connection of extrusion axle and sliding plate, the inside horizontal direction's of having seted up of sliding plate runs through the groove, the inside and the extrusion axle sliding connection of running through the groove.

The technical effect who this practicality obtained is:

the utility model discloses a thoracic cavity puncture fixer adopts piercing depth for the pjncture needle is fixed in the inside of fixing base, thereby realizes the pjncture needle and is fixed before the operation, and medical staff only need use the pulling extrusion pole when carrying out the operation, makes extrusion pole extrusion sliding plate, and then makes the pjncture needle to the pulling direction removal, and the puncture degree of depth to the affected part of steerable pjncture.

The utility model discloses a thoracic cavity puncture fixer adopts the design of storage portion and installation department for medical staff can control servo motor's rotation through electric switch, controls the reciprocates of screw rod, and then controls the extraction speed of pjncture needle, also can realize quick replacement storage portion through the detachable design of storage portion simultaneously.

Drawings

FIG. 1 is a schematic overall view of an embodiment of the present disclosure;

FIG. 2 is a schematic diagram of a mounting frame of an embodiment of the present utility model;

FIG. 3 is an exploded view of the interior of the mounting frame of the present embodiment;

FIG. 4 is a side cross-sectional view of a reservoir according to an embodiment of the present utility model;

fig. 5 is a side cross-sectional view of a mounting frame of an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a mounting base; 101. a slide bar; 2. a puncturing device; 201. a mounting frame; 202. an extrusion rod; 2021. a handle; 2022. a click switch; 2023. a rotating shaft; 2024. an extrusion shaft; 203. a guide rod; 204. an elastic return member; 205. a sliding plate; 206. a fixing seat; 3. a puncture needle; 4. a storage section; 401. a liquid storage bin; 402. an upper housing; 403. a limiting plate; 404. a screw; 405. a limiting block; 5. a driving section; 501. a mounting block; 502. a servo motor; 503. a drive column; 504. a sliding block; 505. an elastic reset piece.

Detailed Description

In order to make the objects and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the following examples. It should be understood that the following text is used to describe only one or more specific embodiments of the present utility model and does not strictly limit the scope of protection of the specific claims.

As shown in fig. 1 to 5, a thoracic cavity puncture fixer comprises a mounting seat 1, a sliding rod 101 is arranged in the mounting seat 1, a puncture device 2 is arranged in the sliding rod 101 in a sliding manner, the puncture device 2 comprises a mounting frame 201, a pressing rod 202, a guide rod 203, an elastic return 204, a sliding plate 205 and a fixing seat 206, the mounting frame 201 is arranged in the sliding rod 101 in a sliding manner, one end of the pressing rod 202 is rotatably connected with the inside of the mounting frame 201, the guide rod 203 is slidably connected with the middle part of the pressing rod 202, the elastic return 204 is arranged outside the guide rod 203 and is positioned between the pressing rod 202 and the mounting frame 201, the inside of the sliding plate 205 is slidably connected with one side of the pressing rod 202, one side of the fixing seat 206 is slidably connected with the lower part of one side of the sliding plate 205, a puncture needle 3 is fixedly arranged in the fixing seat 206, one end of the puncture needle 3 is connected with a storage part 4 through an infusion pipeline, the middle part 4 is rotatably connected with a driving part 5, and the driving part 5 is fixedly connected with the inside one side of the mounting frame 201.

Specifically, when a puncture operation is required to be performed on a patient, the mounting seat 1 is required to be moved and fixed to an affected part, then the puncture device 2 is slid to a position to be punctured, meanwhile, the puncture needle 3 is aligned to the affected part, then a medical staff pulls the extrusion rod 202 downwards, so that the extrusion rod 202 rotates downwards to extrude the sliding plate 205 to slide downwards, the puncture needle 3 in the fixing seat 206 moves downwards together until the needle tip of the puncture needle 3 reaches a specified affected part, the driving part 5 is started, and the driving part 5 drives the storage part 4 to perform extraction operation; when the drive unit 5 is closed, the operation of drawing is completed, and the medical staff needs to push the pressing rod 202 upward to pull out the puncture needle 3 from the patient, so that the operation of puncturing the patient is completed.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the storage part 4 comprises a liquid storage bin 401, an upper shell 402, a limiting plate 403, a screw 404 and a limiting block 405, the bottom of the liquid storage bin 401 is connected with the puncture needle 3 through a transfusion tube, the bottom of the upper shell 402 is fixedly connected with the upper part of the liquid storage bin 401, the limiting plate 403 is slidably connected with the inside of the liquid storage bin 401, one end of the screw 404 is fixedly connected with the upper surface of the limiting plate 403, one side of the screw 404 is meshed with a driving part 5, the limiting block 405 is fixedly connected with the other end of the screw 404, when the driving part 5 extrudes the screw 404 to move upwards, the limiting plate 403 is driven to slide upwards, so that the air pressure of the liquid storage bin 401 is reduced, the target extraction is carried out on an affected part of a patient through the end of the puncture needle 3, and the extracted object is stored in the inside of the liquid storage bin 401.

As shown in fig. 4, the limiting plate 403 is slidably connected with the inside of the upper casing 402, and a plurality of guide rails are provided in the inside of the upper casing 402, so that when the screw 404 is extruded upward by the driving portion 5, the limiting plate 403 is limited by the guide rails, and the screw 404 can be prevented from rotating, thereby ensuring the normal rising of the screw 404.

As shown in fig. 3, the driving part 5 includes a mounting block 501, a servo motor 502 and a driving post 503, one side of the mounting block 501 is fixedly connected with one side of the mounting frame 201, the servo motor 502 is disposed in the mounting block 501, the driving post 503 is fixedly connected with the output end of the servo motor 502, the external screw thread of the driving post 503 is meshed with the external screw thread of the screw 404, when the servo motor 502 drives the rotating driving post 503 to rotate, the screw 404 is gradually raised by the mutually meshed screw threads

As shown in fig. 3, the installation groove is formed in the installation block 501, the assembly groove adapted to the upper and lower ends of the storage part 4 is formed at the upper and lower ends of the installation groove, the sliding block 504 is arranged at the upper end of the installation groove, the assembly groove adapted to the upper housing 402 is formed on the lower surface of the sliding block 504, the elastic resetting piece 505 is arranged between the sliding block 504 and the installation block 501, the storage part 4 can be pressed and locked in the installation groove, and the locking state of the storage part 4 is released by upwards pressing the sliding block 504, so that the storage part 4 is taken out in the installation block 501, and the disassembly and the installation of the storage part 4 are realized.

As shown in fig. 1, 2 and 3, the other end of the extrusion rod 202 is integrally formed with a handle 2021, one side of the handle 2021 is provided with a click switch 2022, the click switch 2022 is electrically connected with the servo motor 502 and is electrically connected with the mains supply, when the puncture needle 3 is extruded to a designated affected part through the extrusion rod 202, the operation of extracting can be performed by only pressing the click switch 2022 on one side of the handle 2021 to supply power to the servo motor 502, and in the process, the puncture and extraction to the affected part can be completed by only one hand, so that the difficulty of the operation of the puncture operation is reduced.

As shown in fig. 1, 2 and 3, one end of the extrusion rod 202 is integrally formed with a rotation shaft 2023, the rotation shaft 2023 is rotatably connected with the inside of the mounting frame 201, one side of the extrusion rod 202 is integrally formed with an extrusion shaft 2024, the extrusion shaft 2024 is slidably connected with the inside of the sliding plate 205, a horizontal through groove is formed in the sliding plate 205, the inside of the through groove is slidably connected with the extrusion shaft 2024, when the extrusion rod 202 is pulled to rotate downwards, the extrusion rod 202 rotates downwards with the rotation shaft 2023 as an axial lower part, so that the extrusion shaft 2024 extrudes the sliding plate 205 to move downwards, and meanwhile, the puncture needle 3 moves downwards along with the sliding plate 205, so that the puncture depth of the puncture needle 3 can be controlled through the extrusion rod 202.

The working principle of the utility model is as follows: when a puncture operation is required to be performed on a patient, the mounting seat 1 is required to be moved and fixed to an affected part, then the puncture device 2 is slid to a part requiring puncture, meanwhile, the puncture needle 3 is aligned to the affected part, then a medical staff pulls the extrusion rod 202 downwards, so that the extrusion rod 202 rotates downwards to extrude the sliding plate 205 to slide downwards, the puncture needle 3 in the fixing seat 206 moves downwards together until the needle tip of the puncture needle 3 reaches a specified affected part, the driving part 5 is started, and the driving part 5 drives the storage part 4 to perform extraction operation; when the drive unit 5 is closed, the operation of drawing is completed, and the medical staff needs to push the pressing rod 202 upward to pull out the puncture needle 3 from the patient, so that the operation of puncturing the patient is completed.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated in the present application are all implemented by conventional means in the art unless specifically indicated and limited.

Claims

1. A thoracentesis fixer, characterized in that: including mount pad (1), mount pad (1) inside is provided with slide bar (101), inside slip of slide bar (101) is provided with piercing depth (2), piercing depth (2) are including mounting frame (201), extrusion bar (202), guide bar (203), elastic return piece (204), sliding plate (205) and fixing base (206), mounting frame (201) slip sets up in the inside of slide bar (101), the one end of extrusion bar (202) is connected with the inside rotation of mounting frame (201), the middle part sliding connection of guide bar (203) and extrusion bar (202), elastic return piece (204) set up in the outside of guide bar (203), and be in between extrusion bar (202) and mounting frame (201), the inside sliding connection of one side of sliding plate (205) and one side of extrusion bar (202), the lower part sliding connection of one side of fixing base (206) is equipped with pjncture needle (3) in the inside fixed mounting of fixing base (206), the one end of pjncture needle (3) is connected with through pipeline connection's (4) the storage part (4), the storage part (4) is connected with infusion part (5), the driving part (5) is fixedly connected with the inside of one side of the mounting frame (201).

2. A thoracocentesis holder as set forth in claim 1, wherein: the storage part (4) comprises a liquid storage bin (401), an upper shell (402), a limiting plate (403), a screw rod (404) and a limiting block (405), wherein the bottom of the liquid storage bin (401) is connected with a puncture needle (3) through a perfusion tube, the bottom of the upper shell (402) is fixedly connected with the upper part of the liquid storage bin (401), the limiting plate (403) is in sliding connection with the inside of the liquid storage bin (401), one end of the screw rod (404) is fixedly connected with the upper surface of the limiting plate (403), one side of the screw rod (404) is meshed with a driving part (5), and the limiting block (405) is fixedly connected with the other end of the screw rod (404).

3. A thoracocentesis holder as set forth in claim 2, wherein: the limiting plate (403) is in sliding connection with the inside of the upper shell (402), and a plurality of guide sliding rails are arranged in the upper shell (402).

4. A thoracocentesis holder as set forth in claim 1, wherein: the driving part (5) comprises a mounting block (501), a servo motor (502) and a driving column (503), one side of the mounting block (501) is fixedly connected with one side of the mounting frame (201), the servo motor (502) is arranged in the mounting block (501), the driving column (503) is fixedly connected with the output end of the servo motor (502), and threads outside the driving column (503) are meshed with threads outside the screw (404).

5. A thoracocentesis holder as set forth in claim 4, wherein: the inside of installation piece (501) has been seted up the mounting groove, the mounting groove with both ends looks adaptation about storage part (4) has all been seted up at the upper and lower both ends of mounting groove, the upper end of mounting groove is provided with sliding block (504), the mounting groove with last casing (402) looks adaptation has been seted up to the lower surface of sliding block (504), be provided with elastic return piece (505) between sliding block (504) and installation piece (501).

6. A thoracocentesis holder as set forth in claim 4, wherein: the other end integrated into one piece of extrusion pole (202) has handle (2021), one side of handle (2021) sets up some movable switch (2022), some movable switch (2022) and servo motor (502) electric connection, and all with commercial power electric connection.

7. A thoracocentesis holder as set forth in claim 6, wherein: one end integrated into one piece of extrusion pole (202) has axis of rotation (2023), axis of rotation (2023) are connected with the inside rotation of installing frame (201), one side integrated into one piece of extrusion pole (202) has extrusion axle (2024), the inside sliding connection of extrusion axle (2024) and sliding plate (205), the inside horizontal direction's of having seted up of sliding plate (205) runs through the groove, the inside and extrusion axle (2024) sliding connection of running through the groove.