CN219306871U - A puncture device for thoracic puncture - Google Patents

Abstract

The utility model belongs to the technical field of thoracocentesis, in particular to a thoracocentesis puncture device, which aims at the problems that the prior puncture frame height is adjusted through a gear and a rack, but the positioning is lacking, the stability of the puncture frame is not guaranteed, and the puncture frame is vibrated or carelessly touched, so that secondary damage is caused to a patient to be punctured, and the device is inconvenient to use, and the utility model provides the scheme that the device comprises a rubber sleeve, a sleeve is fixedly arranged at the inner side of the rubber sleeve, a fixing frame is fixedly arranged at the right side of the sleeve, the left side of the fixing frame is in sliding connection with the puncture frame, and a release valve is arranged at the inner wall of the rubber sleeve, wherein: through setting up locating rack and positioning disk for locating rack and positioning disk meshing just can realize the location to the threaded rod, and threaded rod control puncture frame removes, just can realize the location to the puncture frame, greatly increased the stability of puncture frame when using.

Description

A puncture device for thoracic puncture

technical field

The utility model relates to the technical field of thoracic puncture, in particular to a puncture device for thoracic puncture.

Background technique

The announcement number is: CN209826911U, a puncture device for thoracic surgery, including a cylinder, the upper end of the cylinder is integrally formed with an upper cover, and the side of the lower end of the cylinder is integrally formed with a lower ring, the lower ring is Ring structure, and the lower side ring and the outer surface of the cylinder are connected through a connecting plate, and the connecting plate is provided with ventilating perforations, and the upper top cover and the lower side ring are connected through a rubber collar. The surgical puncture device is inconvenient to locate, and the puncture speed is not easy to control. When the utility model is fixed, the rubber collar can be pinched by hand, so that the lower end of the cylinder is covered on the surface of the human body to be punctured, and then the hand is released, and the rubber The collar recovers its deformation and can be tightly adsorbed on the surface of the human body. The operation is very simple. When removing the cylinder, just open the air release valve.

However, the above-mentioned technical scheme adjusts the height of the puncture frame through gears and racks, but lacks positioning, and the stability of the puncture frame cannot be guaranteed. The patient causes secondary injury, so there is also the problem that the device is inconvenient to use.

Utility model content

The purpose of this utility model is to solve the problem of adjusting the height of the puncture frame through gears and racks in the prior art. However, due to the lack of positioning, the stability of the puncture frame cannot be guaranteed, and it will be shaken or accidentally touched. If it is encountered, it will cause secondary injury to the punctured patient, so there is also the disadvantage of inconvenient use of the device, and a puncture device for thoracic puncture is proposed.

In order to achieve the above object, the utility model adopts the following technical solutions:

A puncture device for thoracic puncture, comprising a rubber collar, a casing is fixedly installed on the inner side of the rubber collar, a fixing frame is fixedly installed on the right side of the casing, and a fixing frame is slidably connected to the left side of the fixing frame. A puncture frame, the inner wall of the rubber collar is provided with a vent valve, the top of the fixed frame is fixedly installed with a mounting frame, the inner side of the mounting frame is rotatably connected with a threaded rod, the outside of the threaded rod is connected to the inside of the puncture frame Threaded connection, the top of the threaded rod is fixedly equipped with a positioning plate, and the top of the mounting frame is respectively provided with a positioning mechanism and a control mechanism, and the positioning mechanism and the control mechanism are all matched with the positioning plate.

Preferably, the control mechanism includes an unlocking ring, a push rod, an unlocking frame and a handle, the handle is fixedly connected to the positioning plate, the unlocking ring is set on the handle, the unlocking frame is slidably connected to the handle, and the unlocking The frame is rotatably connected with the push rod.

Further, after the unlocking rack is pulled, the unlocking rod can push the push rod, and the pushing rod can push the unlocking ring downward, so that the unlocking ring can push the positioning frame to separate from the positioning disc, and the positioning disc can be unlocked.

Preferably, the positioning mechanism includes a positioning frame, a positioning spring and a fixed block, the fixed block is fixedly connected to the mounting frame, the fixed block is fixedly connected to the positioning spring, the positioning spring is fixedly connected to the positioning frame, and the positioning The frame is slidingly connected with the mounting frame, and the positioning frame is matched with the positioning plate.

Further, when the positioning frame is engaged with the positioning plate, the positioning frame can connect the mounting frame, the positioning plate and the threaded rod, so that the threaded rod cannot rotate on the mounting frame, and the positioning of the threaded rod can be realized.

Preferably, a return spring is fixedly installed on the bottom of the unlocking ring, and the return spring is fixedly connected with the fixed plate.

Further, the reset spring is used to reset the unlocking ring, so that the unlocking ring can be pushed back by the rebound of the reset spring.

Preferably, a plurality of positioning grooves arranged at equal intervals are provided on the outer side of the positioning plate, and the left side of the positioning frame is in sliding contact with the inner wall of the positioning grooves.

Further, after the positioning frame is inserted into the positioning groove, the positioning frame can block the rotation of the positioning disc, and the positioning of the positioning disc and the threaded rod can be realized.

Preferably, a fixed block is fixedly installed on the top of the unlocking ring, and the push rod is rotatably connected with the fixed block.

Further, the fixing block is used to connect the push rod and the unlocking ring, so that when the push rod is pushed, the unlocking ring can be pushed downward to unlock the positioning plate.

Beneficial effect:

1. After the unlocking frame is pulled, the unlocking rod can push the push rod, and the pushing rod can push the unlocking ring downward, so that the unlocking ring can push the positioning frame to separate from the positioning plate, and the positioning plate can be unlocked;

2. When the positioning frame is engaged with the positioning plate, the positioning frame can connect the mounting frame and the positioning plate with the threaded rod, so that the threaded rod cannot rotate on the mounting frame, and the positioning of the threaded rod can be realized;

In the utility model: by setting the positioning frame and the positioning plate, the positioning frame and the positioning plate are engaged, and the positioning of the threaded rod can be realized. The threaded rod controls the movement of the puncture frame, and the positioning of the puncture frame can be realized, which greatly increases the puncture rate. The stability of the stand when in use.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of the front view of the structure of a puncture device for thoracic puncture proposed by the present invention;

Fig. 2 is a three-dimensional schematic diagram of a structure side view of a puncture device for thoracic puncture proposed by the utility model;

Fig. 3 is a three-dimensional schematic diagram looking up at the structure of a puncture device for thoracic puncture proposed by the present invention;

Fig. 4 is an enlarged schematic view of A in Fig. 1 of the structure of a puncture device for thoracic puncture proposed by the present invention.

In the figure: 1. Rubber collar; 2. Sleeve; 3. Vent valve; 4. Fixing frame; 5. Threaded rod; 6. Piercing frame; 7. Mounting frame; 1, positioning spring; 11, fixed block; 12, unlocking ring; 13, push rod; 14, unlocking frame; 15, handle; 16, return spring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Embodiment one

Referring to Figures 1-4, a puncture device for thoracic puncture includes a rubber collar 1, a casing 2 is fixedly installed on the inner side of the rubber collar 1, and a fixing frame 4 is fixedly installed on the right side of the casing 2, and the fixing frame 4 A puncture frame 6 is slidably connected to the left side of the rubber collar 1, an air release valve 3 is provided on the inner wall of the rubber collar 1, a mounting frame 7 is fixedly installed on the top of the fixed frame 4, and a threaded rod 5 is connected to the inner side of the mounting frame 7, and the threaded rod 5 The outside is threadedly connected with the inner side of the puncture frame 6, and the top of the threaded rod 5 is fixedly equipped with a positioning disc 8, and the top of the mounting frame 7 is respectively provided with a positioning mechanism and a control mechanism. The mechanism comprises a positioning frame 9, a positioning spring 10 and a fixed block 11, the fixed block 11 is fixedly connected with the mounting frame 7, the fixed block 11 is fixedly connected with the positioning spring 10, the positioning spring 10 is fixedly connected with the positioning frame 9, and the positioning frame 9 is connected with the mounting frame 7 sliding connection, the positioning frame 9 is matched with the positioning plate 8, and the positioning frame 9 is engaged with the positioning plate 8, the positioning frame 9 can connect the mounting frame 7 and the positioning plate 8 with the threaded rod 5, so that the threaded rod 5 cannot Rotate on mounting frame 7, just can realize the location of threaded rod 5.

By means of the above-mentioned mechanism: by setting the positioning frame 9 and the positioning plate 8, the positioning frame 9 is engaged with the positioning plate 8, the positioning frame 9 can block the rotation of the positioning plate 8, and the positioning plate 8 is fixedly connected with the threaded rod 5, so that the alignment can be realized. The positioning of the threaded rod 5 and the movement of the puncture frame 6 controlled by the threaded rod 5 can realize the positioning of the puncture frame 6, which greatly increases the stability of the puncture frame 6 in use.

In the utility model, the control mechanism includes an unlocking ring 12, a push rod 13, an unlocking frame 14 and a handle 15, the handle 15 is fixedly connected with the positioning plate 8, the unlocking ring 12 is set on the handle 15, and the unlocking frame 14 is slidingly connected with the handle 15 , the unlocking frame 14 is rotatably connected with the push rod 13, after the unlocking frame 14 is pulled, the unlocking rod can push the push rod 13, and the push rod 13 can push the unlocking ring 12 downward, so that the unlocking ring 12 can push the positioning frame 9 and The positioning disc 8 is disengaged, and the unlocking of the positioning disc 8 can be realized.

In the present utility model, the bottom of the unlocking ring 12 is fixedly equipped with a reset spring 16, which is fixedly connected with the fixed plate, and the reset spring 16 is used to reset the unlocking ring 12, so that the unlocking ring 12 can be rebounded by the reset spring 16 Push to reset.

In the utility model, the outer side of the positioning plate 8 is provided with a plurality of positioning grooves arranged at equal intervals, and the left side of the positioning frame 9 is in sliding contact with the inner wall of the positioning groove. After the positioning frame 9 is inserted into the positioning groove, the positioning frame 9 will The rotation of the positioning disc 8 can be prevented, and the positioning of the positioning disc 8 and the threaded rod 5 can be realized.

In the utility model, a fixed block 11 is fixedly installed on the top of the unlocking ring 12, and the push rod 13 is rotationally connected with the fixed block 11. The fixed block 11 is used to connect the push rod 13 and the unlocking ring 12, so that the push rod 13 can be pushed Push the unlocking ring 12 to move down to unlock the positioning disc 8 .

Working principle: When the puncture frame 6 needs to be moved, you only need to pull the unlocking frame 14, the unlocking frame 14 pushes the push rod 13, the push rod 13 can push the unlocking ring 12 to move downward, and the unlocking ring 12 can open the positioning frame 9, the positioning frame 9 is separated from the positioning disc 8 and the spring is compressed, the positioning disc 8 can be unlocked, the handle 15 can be turned, the handle 15 drives the positioning disc 8 to rotate, and the positioning disc 8 can drive the threaded rod 5 to rotate, and the screw thread Rod 5 just can drive puncture frame 6 to move, just can realize the adjustment to puncture frame 6 positions, then releases unlocking frame 14, and unlocking frame 14 lets go of unlocking ring 12, and unlocking ring 12 just can pass the rebound of back-moving spring 16. Reset, let go of locating frame 9, and locating frame 9 just can reset by the rebound of locating spring 10, and locating frame 9 just can be inserted in the locating groove on the moving locating plate 8, after locating frame 9 is inserted in the locating groove, positioning Frame 9 just can stop positioning disc 8 from rotating, just can realize the positioning to positioning disc 8 and threaded rod 5, and threaded rod 5 controls puncture frame 6 to move, just can realize the location to puncture frame 6, has increased puncture frame 6 greatly. Stability during use.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. A puncture device for thoracic puncture, comprising a rubber collar (1), characterized in that, the inner side of the rubber collar (1) is fixedly equipped with a sleeve pipe (2), the sleeve pipe (2) The right side is fixedly equipped with a fixed frame (4), and the left side of the fixed frame (4) is slidably connected with a puncture frame (6), and the inner wall of the rubber collar (1) is provided with an air release valve (3). The top of the fixed frame (4) is fixedly equipped with a mounting frame (7), and the inner side of the mounting frame (7) is rotatably connected with a threaded rod (5), and the outside of the threaded rod (5) is connected with the puncture frame (6). The inner side is threaded, the top of the threaded rod (5) is fixedly equipped with a positioning plate (8), and the top of the mounting frame (7) is respectively provided with a positioning mechanism and a control mechanism, and the positioning mechanism and the control mechanism are all related to the positioning mechanism. Disc (8) cooperates. 2. A kind of puncture device for thoracic puncture according to claim 1, characterized in that, the control mechanism comprises an unlocking ring (12), a push rod (13), an unlocking frame (14) and a handle (15), The handle (15) is fixedly connected with the positioning plate (8), the unlocking ring (12) is sleeved on the handle (15), the unlocking frame (14) is slidingly connected with the handle (15), and the unlocking frame (14) is rotationally connected with push bar (13). 3. A kind of puncture device for thoracic puncture according to claim 1, characterized in that, the positioning mechanism comprises a positioning frame (9), a positioning spring (10) and a fixed block (11), and the fixed block ( 11) is fixedly connected with the mounting frame (7), the fixed block (11) is fixedly connected with the positioning spring (10), the positioning spring (10) is fixedly connected with the positioning frame (9), and the positioning frame (9) It is slidingly connected with the mounting frame (7), and the positioning frame (9) is matched with the positioning plate (8). 4. A kind of puncture device for thoracic puncture according to claim 2, characterized in that, a return spring (16) is fixedly installed on the bottom of the unlocking ring (12), and the return spring (16) is connected with the fixed plate Fixed connection. 5. A puncture device for thoracic puncture according to claim 3, characterized in that, the outside of the positioning plate (8) is provided with a plurality of positioning slots arranged at equal intervals, and the positioning frame (9) The left side is in sliding contact with the inner wall of the positioning groove. 6. A puncture device for thoracic puncture according to claim 2, characterized in that a fixed block (11) is fixedly installed on the top of the unlocking ring (12), and the push rod (13) is connected with the fixed block (11) Turn connection.

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