CN219331976U - Positioning device convenient for fixation and liver cancer resection - Google Patents

Abstract

The utility model discloses a positioning device for liver cancer resection, which comprises a fixed block, wherein the top of the fixed block is connected to a footstock through a lifting mechanism, one side of the footstock is fixed with a sleeve, a first screw rod is arranged in the sleeve in a threaded manner, one end of the first screw rod, which is far away from the sleeve, is connected to a mounting box through a bearing, a circular ring is fixed on the first screw rod, a positioning sleeve is arranged on the mounting box, a connecting seat is fixed on the footstock, a sliding groove is arranged on the connecting seat, one side of the mounting box is slidably arranged in the sliding groove through a plurality of pulleys, the mounting box drives the mounting box and the positioning sleeve to transversely move along the first screw rod under the rotation action of the first screw rod and the sliding action of the pulleys in the sliding groove until the positioning sleeve moves to the exact center position of a patient operation site, and finally the operation instrument is classified and placed in the mounting box for operation.

Description

Positioning device convenient for fixation and liver cancer resection

Technical Field

The utility model relates to the technical field of medical auxiliary instruments, in particular to a positioning device for liver cancer resection, which is convenient to fix.

Background

Liver cancer is a malignant tumor of liver, which can be divided into two major types, namely primary liver cancer which is a high-grade and extremely harmful malignant tumor in China and secondary liver cancer which is a malignant tumor of multiple organ origins of the whole body and is called sarcoma, and liver metastasis which is generally observed in malignant tumors of organs such as stomach, biliary tract, pancreas, colorectal, ovary, uterus, lung, mammary gland and the like is usually caused by invasion of malignant tumors of multiple organs of the whole body into the liver, the liver cancer can be treated by excision in a surgical mode, and the position of the liver cancer needs to be positioned in the surgical process of the liver cancer, so that the continuous operation is facilitated.

However, the existing positioning device for liver cancer resection is generally placed on an operating table, cannot be stably fixed, and is easily deviated in the operation process, so that the safety of the operation is reduced, the height of the positioning device cannot be adjusted, and the positioning device cannot be suitable for patients with different body types, and has large limitation.

Disclosure of Invention

The utility model aims to provide a positioning device for liver cancer resection, which is convenient to fix, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a positioner of convenient fixed liver cancer excision art, includes the fixed block, the fixed block top is connected in the footstock through elevating system, one side of footstock is fixed with the sleeve, the first screw rod is installed to the inside screw thread of sleeve, keep away from telescopic one end on the first screw rod and pass through the bearing connection in the mounting box, be fixed with the ring on the first screw rod, be equipped with positioning sleeve on the mounting box, be fixed with the connecting seat on the footstock, be equipped with the spout on the connecting seat, one side of mounting box is through a plurality of pulley slidable mounting in the spout.

Preferably, the lifting mechanism comprises a bottom cylinder and an inner plate, a first through hole is formed in the bottom cylinder, a plurality of second through holes are uniformly formed in the inner plate, and one end of the second screw rod passes through the first through hole and stretches into the second through hole so as to fix the inner plate in the bottom cylinder.

Preferably, the connecting seat is provided with an illuminating lamp through an adjusting mechanism.

Preferably, the adjusting mechanism comprises a U-shaped seat, the illuminating lamp is hinged in the U-shaped seat, and the top in the U-shaped seat is rotatably arranged at the middle bottom of the U-shaped seat through a rotating shaft.

Preferably, a third screw rod is arranged in the fixed block in a threaded manner, one end of the third screw rod is positioned in the fixed block and is fixedly provided with the clamping block, and the other end of the third screw rod is positioned outside the fixed block and is fixedly provided with the rotating block.

Compared with the prior art, the utility model has the beneficial effects that:

when this kind of device rotated through ring drive first screw rod, the mounting box was under the rotation effect of first screw rod and under the slip effect in the spout through the pulley, and drive mounting box and positioning sleeve and carry out lateral shifting along first screw rod until positioning sleeve moves to patient operation department's positive central point position, with operation equipment classification at the mounting box at last operation can, this kind of device drives mounting box and positioning sleeve through elevating system and carries out altitude mixture control.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

fig. 2 is a schematic view of the structure of the mounting box of the present utility model.

In the reference numerals: 1. a fixed block; 2. a lifting mechanism; 3. a top base; 4. a sleeve; 5. a first screw; 6. a bearing; 7. a mounting box; 8. a circular ring; 9. positioning a sleeve; 10. a connecting seat; 11. a chute; 12. a pulley; 13. a bottom cylinder; 14. an inner plate; 15. a second screw; 16. an adjusting mechanism; 17. a lighting lamp; 18. a U-shaped seat; 19. a rotating shaft; 20. a third screw; 21. a clamping block; 22. and rotating the block.

Detailed Description

The utility model will now be described in further detail with reference to the drawings and examples. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

Examples: referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a positioner of convenient fixed liver canceration excision art, including fixed block 1, fixed block 1 top is connected in footstock 3 through elevating system 2, one side of footstock 3 is fixed with sleeve 4, first screw rod 5 is installed to the inside screw thread of sleeve 4, the one end of keeping away from sleeve 4 on the first screw rod 5 is connected in installation box 7 through bearing 6, be fixed with ring 8 on the first screw rod 5, be equipped with positioning sleeve 9 on the installation box 7, be fixed with connecting seat 10 on footstock 3, be equipped with spout 11 on the connecting seat 10, one side of installation box 7 is through a plurality of pulleys 12 slidable mounting in spout 11, utilize when driving first screw rod 5 through ring 8 and rotate, installation box 7 is under the rotation effect of first screw rod 5 and under the sliding effect in spout 11 through pulley 12, drive installation box 7 and positioning sleeve 9 carry out lateral shifting along first screw rod 5, until positioning sleeve 9 moves to patient's operation department's positive center position.

In this embodiment, the lifting mechanism 2 includes a bottom cylinder 13 and an inner plate 14, a first through hole is disposed on the bottom cylinder 13, a plurality of second through holes are uniformly disposed on the inner plate 14, one end of a second screw 15 passes through the first through hole and extends into the second through hole, so as to fix the inner plate 14 in the bottom cylinder 13, and height adjustment of the mounting box 7 and the positioning sleeve 9 is facilitated.

In this embodiment, the illumination lamp 17 is installed on the connection seat 10 through the adjusting mechanism 16, so that the positions of the illumination lamp 17 in various directions can be conveniently adjusted, and the illumination lamp 17 can be conveniently used for illumination during operation.

In this embodiment, adjustment mechanism 16 includes U-shaped seat 18, and light 17 articulates in U-shaped seat 18, and light 17 of being convenient for carries out vertical rotation, and the top in the U-shaped seat 18 is installed in U-shaped seat 18 middle-bottom through pivot 19 rotation, and light 17 of being convenient for carries out horizontal rotation, uses very nimble.

In this embodiment, the third screw 20 is screwed in the fixed block 1, one end of the third screw 20 is located inside the fixed block 1 and is fixed with the clamping block 21, the other end of the third screw 20 is located outside the fixed block 1 and is fixed with the rotating block 22, and the rotating block 22 is used to drive the third screw 20 to rotate so as to drive the clamping block 21 at the top end of the third screw 20 to rotate, so that the fixed block 1 is screwed and fixed on one side of the operating table.

Working principle: when the device is used, firstly, the fixed block 1 is clamped on one side of an operation table, the rotating block 22 is used for driving the third screw rod 20 to rotate, so as to drive the clamping block 21 at the top end of the third screw rod 20 to rotate, the fixed block 1 is screwed and fixed on one side of the operation table, then, when the first screw rod 5 is driven to rotate through the circular ring 8, the mounting box 7 drives the mounting box 7 and the positioning sleeve 9 to transversely move along the first screw rod 5 under the rotation action of the first screw rod 5 and the sliding action of the pulley 12 in the sliding groove 11 until the positioning sleeve 9 moves to the exact center position of an operation position of a patient, and finally, surgical instruments are classified and placed in the mounting box 7 for performing an operation;

the device is used for adjusting the height of the inner plate 14 in the bottom cylinder 13, and one end of the second screw 15 passes through the first through hole and stretches into the second through hole so as to fix the inner plate 14 in the bottom cylinder 13, thereby being convenient for adjusting the heights of the mounting box 7 and the positioning sleeve 9.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected" and "connected" are to be construed broadly, and may be either a fixed connection or a removable connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Claims (5)

1. A positioning device for convenient fixation of liver cancer resection, which is characterized in that: including fixed block (1), fixed block (1) top is connected in footstock (3) through elevating system (2), one side of footstock (3) is fixed with sleeve (4), first screw rod (5) are installed to sleeve (4) internal thread, keep away from on first screw rod (5) one end of sleeve (4) and pass through bearing (6) and connect in mounting box (7), be fixed with ring (8) on first screw rod (5), be equipped with positioning sleeve (9) on mounting box (7), be fixed with connecting seat (10) on footstock (3), be equipped with spout (11) on connecting seat (10), one side of mounting box (7) is through a plurality of pulley (12) slidable mounting in spout (11).

2. A positioning device for facilitating fixation of a liver cancer resection according to claim 1, wherein: the lifting mechanism (2) comprises a bottom cylinder (13) and an inner plate (14), wherein a first through hole is formed in the bottom cylinder (13), a plurality of second through holes are uniformly formed in the inner plate (14), and one end of a second screw rod (15) passes through the first through hole and stretches into the second through hole so as to fix the inner plate (14) in the bottom cylinder (13).

3. A positioning device for facilitating fixation of a liver cancer resection according to claim 1, wherein: an illuminating lamp (17) is arranged on the connecting seat (10) through an adjusting mechanism (16).

4. A positioning device for facilitating fixation of a liver cancer resection according to claim 3, wherein: the adjusting mechanism (16) comprises a U-shaped seat (18), the illuminating lamp (17) is hinged in the U-shaped seat (18), and the top in the U-shaped seat (18) is rotatably arranged at the bottom in the U-shaped seat (18) through a rotating shaft (19).

5. A positioning device for facilitating fixation of a liver cancer resection according to claim 1, wherein: the screw is characterized in that a third screw rod (20) is arranged in the fixed block (1) in a threaded manner, one end of the third screw rod (20) is positioned inside the fixed block (1) and is fixedly provided with a clamping block (21), and the other end of the third screw rod (20) is positioned outside the fixed block (1) and is fixedly provided with a rotating block (22).

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