CN216257236U - Adjustable chest opener for general chest surgery - Google Patents

Abstract

The utility model discloses an adjustable chest opener for general thoracic surgery, and particularly relates to the field of medical equipment, and the adjustable chest opener comprises a fixed rod and two supporting blocks, wherein the two supporting blocks are respectively and movably arranged on one side of the fixed rod; the inside symmetry activity of first spout is equipped with the slider, and the dead lever is kept away from one side activity of supporting shoe and is run through there is the pivot, and the inside of establishing at first spout is inserted in the one end activity of pivot, and the fixed first conical gear that is equipped with of one end that the pivot is close to the supporting shoe, and the outside symmetry meshing of first conical gear has second conical gear, and two second conical gear keep away from the one end of first conical gear and all fix and be equipped with the threaded rod, and the one end difference screw thread of two threaded rods runs through two sliders. The support groove is arranged, so that the slippage in the chest opening process is avoided.

Description

An adjustable chest opener for general thoracic surgery

technical field

The utility model relates to the technical field of medical appliances, in particular to an adjustable chest opener for general thoracic surgery.

Background technique

In each surgical procedure, many surgical instruments are needed. For example, in open thoracotomy, after opening the incision, it is often necessary to use a chest opener to open the ribs to expose the surgical field.

1. Most of the existing surgical chest openers are relatively simple in adjustment, and it is difficult to grasp the adjustment size, and thus cannot be adjusted according to the actual needs of medical staff, which will easily lead to secondary injury to patients, cause unnecessary losses, and affect patients. recovery;

2. Most of the existing surgical chest openers are of an integral structure. After the chest opener is used for a long time, the part where the chest opener is fixed to the chest opener will wear out, which requires a new chest opener to be used. This will increase the cost of medical equipment, so we propose an adjustable chest opener for general thoracic surgery to solve the above problems.

Utility model content

In view of the above-mentioned technical deficiencies, the purpose of the present invention is to provide an adjustable thoracotomy for general thoracic surgery, so as to solve the problems raised in the above-mentioned background technology.

In order to solve the above technical problems, the utility model adopts the following technical solutions: The utility model provides an adjustable thoracotomy for general thoracic surgery, comprising a fixed rod and two support blocks, and the two support blocks are respectively movably arranged On one side of the fixing rod, one end of the fixing rod is provided with a first chute, the side of the fixing rod close to the support block is provided with a second chute, and the second chute communicates with the first chute;

The inside of the first chute is symmetrically arranged with a sliding block, the side of the fixing rod away from the support block is movably penetrated by a rotating shaft, and one end of the rotating shaft is movably inserted inside the first chute, and the rotating shaft is close to the One end of the support block is fixed with a first bevel gear, the outer side of the first bevel gear is symmetrically meshed with a second bevel gear, and the ends of the two second bevel gears away from the first bevel gear are fixed A threaded rod is provided, one end of the two threaded rods is threaded through the two sliders respectively, and a turntable is fixed at one end of the rotating shaft away from the support block,

Preferably, a support plate is fixed on one side of the two sliders close to the support block, one end of the two support plates is movably clamped inside the second chute, and the two support plates are close to the support plate. One side of the block is provided with a groove, the interior of the two grooves is movably clamped with a mounting block, and the side of the two mounting blocks close to the support block is fixed with a connecting block. One end of the block is respectively fixedly connected with one side of the two support blocks.

Preferably, both ends of the fixing rod are fixedly provided with limit plates, the two limit plates are respectively aligned with the two ends of the first chute, and one end of the two threaded rods is rotated and inserted into the two one side of the limit plate.

Preferably, one side of the groove away from the support block is symmetrically provided with insertion holes, four screw holes are movably penetrated through the inside of the four insertion holes, and installation holes are symmetrically opened at one side of the two installation blocks. One end of the four screw rods movably passes through the four mounting holes respectively, and one end of the four screw rods is movably sleeved with a hexagonal nut.

Preferably, a support groove is provided on both sides of the two support blocks away from the support plate.

Preferably, the thread directions of the two threaded rods are opposite.

Compared with the prior art, the beneficial effects of the present utility model are:

1. By setting, by rotating the turntable, the turntable drives the rotating shaft to rotate, the rotating shaft drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear meshed with it to rotate, and the second bevel gear drives the threaded rod to rotate. At the same time, the threaded rod drives the slider to move inside the first chute, the slider drives the support plate to move inside the second chute, and the support plate drives the support block to move, so that the distance between the two support blocks is kept to a minimum, and then the support plate is moved. The block is placed in the incision, and the incision is clamped inside the support groove, and then the turntable is rotated to move the support block to both ends of the fixed rod, and the support block slowly spreads the incision, so that the surgical field is in the best state. , so as to avoid the situation of secondary damage caused by inaccurate adjustment, so as to achieve the purpose of providing the best surgical field;

2. By setting, turn the hexagonal nut and remove the hexagonal nut from the screw, then pull out the screw from the jack, move the support block to take out the mounting block from the groove, and remove the new support block's mounting block It is clamped inside the groove, and then the screw is inserted into the jack and through the mounting hole, and then the hexagonal nut is sleeved on the screw, so that the hexagonal nut and the screw cooperate to fix the mounting block, so as to avoid the cost of replacing the entire chest opener. Excessive situation, so as to achieve the purpose of reducing the cost of medical equipment.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is a schematic cross-sectional view of the structure of the utility model.

FIG. 3 is a sectional view of the support plate structure of the present invention.

FIG. 4 is a schematic structural diagram of a support block of the present invention.

Figure 5 is a schematic diagram of the screw structure of the present invention.

Description of reference numerals: 1. Fixed rod; 2. Support block; 3. First chute; 4. Second chute; 5. Slider; 6. Rotating shaft; 7. First bevel gear; Bevel gear; 9, threaded rod; 10, turntable; 11, support plate; 12, groove; 13, mounting block; 14, connecting block; 15, limit plate; 16, socket; 17, screw rod; 18, Mounting hole; 19. Hex nut; 20. Support slot.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example: As shown in Figures 1-5, the present utility model provides an adjustable chest opener for general thoracic surgery, comprising a fixed rod 1 and two support blocks 2, and the two support blocks 2 are movably arranged on One side of the fixed rod 1, one end of the fixed rod 1 is provided with a first chute 3, the side of the fixed rod 1 close to the support block 2 is provided with a second chute 4, and the second chute 4 communicates with the first chute 3 , the side of the two support blocks 2 away from the support plate 11 is provided with a support groove 20; the interior of the first chute 3 is symmetrically provided with a slider 5, and the side of the fixed rod 1 away from the support block 2 is movable through a rotating shaft 6 One end of the rotating shaft 6 is movably inserted inside the first chute 3, one end of the rotating shaft 6 close to the support block 2 is fixedly provided with a first bevel gear 7, and the outside of the first bevel gear 7 is symmetrically meshed with a second bevel gear The gear 8, the ends of the two second bevel gears 8 away from the first bevel gear 7 are fixedly provided with a threaded rod 9, the thread directions of the two threaded rods 9 are opposite, and one end of the two threaded rods 9 respectively thread through the two The slider 5 and the rotating shaft 6 are fixedly provided with a turntable 10 at one end away from the support block 2 , and limit plates 15 are fixed at both ends of the fixed rod 1 , and the two limit plates 15 are respectively aligned with the two ends of the first chute 3 . One ends of the two threaded rods 9 are respectively rotated and inserted on one side of the two limit plates 15. By rotating the turntable 10, the turntable 10 drives the rotating shaft 6 to rotate, and the rotating shaft 6 drives the first bevel gear 7 to rotate, and the first bevel gear rotates. 7 drives the meshed second bevel gear 8 to rotate, the second bevel gear 8 drives the threaded rod 9 to rotate, and the threaded rod 9 drives the slider 5 to move inside the first chute 3, and the slider 5 drives the support plate 11 Moving inside the second chute 4, the support plate 11 drives the support block 2 to move, so that the distance between the two support blocks 2 is kept to a minimum, and then the support block 2 is put into the cutout, and the cutout is clamped in the support groove 20. inside, and then turn the turntable 10, so that the support block 2 moves to both ends of the fixed rod 1, and at the same time, the support block 2 slowly stretches the incision, so that the surgical field of view is in the best state, so as to avoid the inaccurate adjustment caused by In the case of secondary injury, the purpose of providing the best surgical field is achieved.

Further, a support plate 11 is fixed on one side of the two sliders 5 close to the support block 2 , one end of the two support plates 11 is movably clamped inside the second chute 4 , and the two support plates 11 are close to the support plate 11 . One side of the block 2 is provided with a groove 12, the interior of the two grooves 12 is movably provided with a mounting block 13, and the side of the two mounting blocks 13 close to the support block 2 is fixedly provided with a connecting block 14. One end of the connecting block 14 is fixedly connected to one side of the two support blocks 2 respectively, the side of the groove 12 away from the support block 2 is symmetrically provided with sockets 16, and the interior of the four sockets 16 is movably penetrated with a screw 17, One side of the two mounting blocks 13 is symmetrically provided with mounting holes 18 , one end of the four screws 17 is movable through the four mounting holes 18 respectively, and one end of the four screws 17 is movably sleeved with a hexagonal nut 19 , by rotating the hexagonal nut 19 and remove the hexagonal nut 19 from the screw 17, then pull out the screw 17 from the socket 16, move the support block 2 to take out the mounting block 13 from the groove 12, and remove the new support block 2. The mounting block 13 It is clamped inside the groove 12, and then the screw 17 is inserted into the insertion hole 16 and penetrates the mounting hole 18, and then the hexagonal nut 19 is sleeved on the screw 17, so that the hexagonal nut 19 and the screw 17 cooperate to fix the mounting block 13, so that The situation of high cost caused by replacing the entire chest opener can be avoided, so as to achieve the purpose of reducing the cost of medical equipment.

Working principle: First, turn the turntable 10, the turntable 10 drives the rotating shaft 6 to rotate, the rotating shaft 6 drives the first bevel gear 7 to rotate, the first bevel gear 7 drives the second bevel gear 8 that meshes with it to rotate, and the second bevel gear 8 rotates. The gear 8 drives the threaded rod 9 to rotate, while the threaded rod 9 drives the slider 5 to move inside the first chute 3 , the slider 5 drives the support plate 11 to move inside the second chute 4 , and the support plate 11 drives the support block 2 to move , so that the distance between the two support blocks 2 is kept to a minimum, then the support block 2 is put into the cutout, and the cutout is clamped inside the support groove 20, and then the turntable 10 is rotated, so that the support block 2 is moved to the two sides of the fixed rod 1. At the same time, the support block 2 slowly spreads the incision, so that the surgical field of view is in the best state, so as to avoid the situation of secondary damage caused by inaccurate adjustment, so as to achieve the purpose of providing the best surgical field of vision. After the block 2 is excessively worn, turn the hexagonal nut 19 and remove the hexagonal nut 19 from the screw 17, then pull the screw 17 out of the socket 16, and then move the support block 2 to remove the mounting block 13 from the groove 12. Then, the mounting block 13 of the new support block 2 is clamped inside the groove 12, and the screw rod 17 is inserted into the insertion hole 16 and penetrates the mounting hole 18, and then the hexagonal nut 19 is sleeved on the screw rod 17, so that the hexagonal nut 19 and the The screw 17 cooperates to fix the mounting block 13, so that the high cost of replacing the entire chest opener can be avoided, thereby achieving the purpose of reducing the cost of medical equipment. Finally, the chest opener can be sterilized and stored.

Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present utility model fall within the scope of the claims of the present utility model and their equivalents, the present utility model is also intended to include these modifications and variations.

Claims (6)

1. An adjustable chest opener for general thoracic surgery, comprising a fixed rod (1) and two support blocks (2), wherein the two described support blocks (2) are movably arranged on the fixed rod respectively On one side of (1), one end of the fixing rod (1) is provided with a first chute (3), and the side of the fixing rod (1) close to the support block (2) is provided with a second chute (4). ), the second chute (4) communicates with the first chute (3); A sliding block (5) is arranged symmetrically inside the first chute (3), and a rotating shaft (6) is movable through the side of the fixing rod (1) away from the support block (2), and the rotating shaft (6) ) is movably inserted inside the first chute (3), one end of the shaft (6) close to the support block (2) is fixedly provided with a first bevel gear (7), the first bevel gear The outer side of (7) is symmetrically meshed with a second bevel gear (8), and a threaded rod (9) is fixed at one end of the two second bevel gears (8) away from the first bevel gear (7). One end of the two threaded rods (9) respectively thread through the two sliding blocks (5), and one end of the rotating shaft (6) away from the support block (2) is fixedly provided with a turntable (10). 2. An adjustable chest opener for general thoracic surgery as claimed in claim 1, characterized in that a support plate is fixed on one side of the two sliding blocks (5) close to the support block (2) (11), one end of the two supporting plates (11) is movably clamped inside the second chute (4), and one side of the two supporting plates (11) close to the supporting block (2) is open There are grooves (12), the interiors of the two grooves (12) are movably clamped with mounting blocks (13), and the two mounting blocks (13) are fixedly mounted on one side close to the support block (2). There are connecting blocks (14), and one end of the two connecting blocks (14) is respectively fixedly connected with one side of the two supporting blocks (2). 3. The adjustable chest opener for general thoracic surgery according to claim 1, wherein both ends of the fixing rod (1) are fixedly provided with limit plates (15). The limit plates (15) are respectively aligned with both ends of the first chute (3), and one ends of the two threaded rods (9) are respectively rotated and inserted on one side of the two limit plates (15). 4. An adjustable chest opener for general thoracic surgery as claimed in claim 2, characterized in that, one side of the groove (12) away from the support block (2) is symmetrically provided with a socket (16). ), screw rods (17) are movably penetrated through the interior of the four sockets (16), mounting holes (18) are symmetrically opened on one side of the two mounting blocks (13), and the four screw rods ( One end of 17) movably passes through the four mounting holes (18) respectively, and one end of the four screw rods (17) is movably sleeved with a hexagonal nut (19). 5. An adjustable chest opener for general thoracic surgery as claimed in claim 1, characterized in that, one side of the two support blocks (2) away from the support plate (11) is provided with a support groove ( 20). 6 . The adjustable chest opener for general thoracic surgery according to claim 1 , wherein the thread directions of the two threaded rods ( 9 ) are opposite. 7 .

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