CN215534679U - Special drag hook of open abdomen liver operation - Google Patents

Abstract

The utility model discloses a special retractor for an open-abdomen liver surgery, which comprises a cross rod, wherein two ends of the cross rod are respectively provided with a vertical rod, the opposite surfaces of the vertical rods are respectively provided with a sliding chute, a first sleeve is movably sleeved outside the vertical rods, the upper parts of the opposite surfaces of the first sleeve are respectively provided with a limiting hole, an adjusting rod and a positioning block, the surfaces of the same positions of the vertical rods are respectively provided with a connecting rod, the surface of the cross rod is respectively sleeved with a first displacement rod and a second displacement rod, and a tension spring is arranged between the two connecting rods and the first displacement rod and the second displacement rod respectively. According to the utility model, the cross rod is lifted upwards, so that the two vertical rods move upwards to proper positions in the first sleeve, and then the adjusting rods are respectively rotated, so that the adjusting rods drive the positioning blocks to move through the limiting holes through the threads and abut against the inner parts of the sliding grooves, and further, the cross rod is kept at the proper position at the stable position, so that the displacement rod and the drag hook are kept at the proper positions for use, and the use of the device can be conveniently carried out according to different use conditions and different patients.

Description

Special drag hook of open abdomen liver operation

Technical Field

The utility model relates to the technical field of drag hooks, in particular to a drag hook special for an open-abdominal liver surgery.

Background

In the abdominal operation of clinical surgery, an assistant is required to fully expose the operation field so as to be convenient for a main surgeon to operate, and particularly when the operator faces the abdominal surgery such as liver, pancreas and the like, the retractor is required to be utilized to retract tissues to expose the operation field, so that the exploration and the operation are convenient. The existing surgical draw hook can be divided into a handheld draw hook and an automatic draw hook, but the draw hook is not convenient to adjust to the applicable height according to different conditions when in use.

Therefore, we propose a special retractor for the open liver surgery to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a special retractor for an open liver surgery.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a special drag hook of open abdomen liver surgery, includes the horizontal pole, the horizontal pole both ends all are equipped with the pole setting, and the opposite face of pole setting has all seted up the spout, the outside movable sleeve of pole setting is equipped with first sleeve, and the upper portion of the opposite face of first sleeve all is equipped with spacing hole, adjusts pole and locating piece, the surface of pole setting same position all is equipped with the connecting rod, the horizontal pole surface is equipped with first displacement pole and second displacement pole, two respectively the connecting rod with first displacement pole and second displacement pole between be equipped with the extension spring respectively, the opposite face of first displacement pole and second displacement pole all is equipped with threaded rod and second sleeve, the sheathed tube one end of second is rotated and is equipped with adjust knob, the bottom of first displacement pole and second displacement pole all is equipped with the drag hook.

Preferably, the two limiting holes are a group and penetrate into the first sleeve, the adjusting rod is rotatably positioned between the limiting holes, and the positioning block is sleeved on the surface of the adjusting rod through threads.

Preferably, the positioning block is concave, is matched with the two limiting holes, and penetrates through the limiting holes to be abutted against the inner part of the sliding groove.

Preferably, the surfaces of the first displacement rod and the second displacement rod are provided with connecting holes in a penetrating mode, and the cross rod is located inside the connecting holes in a sliding mode.

Preferably, the adjusting knob is located at one end, far away from the second displacement rod, of the second sleeve, the adjusting knob is annular, and a part of the inner wall of the adjusting knob is in threaded connection with the threaded rod.

Preferably, the positions of the surfaces of the first displacement rod and the second displacement rod, which are far away from the connecting hole, are all penetrated through and provided with mounting holes, the top ends of the draw hooks are positioned inside the mounting holes, and the two draw hooks are detachably connected with the first displacement rod and the second displacement rod through bolts respectively.

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

1. through the pole setting that sets up, the spout, first sleeve pipe, spacing hole, adjust pole and locating piece, in order to reach the effect that has two displacement pole heights of adjustment of being convenient for, adjust the drag hook to different height when using as required, the staff upwards mentions the horizontal pole, make two pole settings at the inside rebound of first sleeve pipe to suitable position, then rotate the regulation pole respectively, make the regulation pole pass through the screw thread and drive the locating piece and remove, make the locating piece run through spacing hole and butt inside the spout, and then make the stable position that the position is fit for of horizontal pole, make the drag hook keep in the position that is fit for using, be convenient for use according to different in service behavior and accord with different patients.

2. Through two displacement poles that set up, the extension spring, the second sleeve pipe, adjust knob, and the threaded rod, in order to reach the effect that has the distance that the adjustment drag hook pulled open, when the distance of condition adjustment drag hook according to the difference carries out the use as required, anticlockwise rotation adjust knob, adjust knob rotates on second sleeve pipe surface, and then adjust knob passes through the screw thread and drives the threaded rod and outwards remove, this moment under the tractive effect of two extension springs, first displacement pole and second displacement pole are to opposite reverse movement, and then make two hooks keep away from to suitable position mutually, the staff of being convenient for utilizes the drag hook to carry out the tractive to patient's operation position according to the operation condition of difference, the operation of being convenient for is operated.

Drawings

Fig. 1 is a schematic overall structure diagram of a retractor specially used for an open liver surgery according to the present invention;

FIG. 2 is a schematic view of the overall structure of a special retractor for an open liver surgery according to the present invention;

FIG. 3 is a partially exploded view of the retractor for open liver surgery in accordance with the present invention;

fig. 4 is an exploded view of the second sleeve and threaded rod of fig. 3.

In the figure: 1. a cross bar; 2. erecting a rod; 3. a chute; 4. a first sleeve; 5. a limiting hole; 6. Adjusting a rod; 7. positioning blocks; 8. a connecting rod; 9. a first displacement rod; 10. a second displacement rod; 11. a tension spring; 12. connecting holes; 13. a second sleeve; 14. adjusting a knob; 15. a threaded rod; 16. pulling a hook; 17. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a special retractor for an open-abdomen liver surgery, two ends of a cross rod 1 are both provided with vertical rods 2, opposite surfaces of the vertical rods 2 are both provided with sliding grooves 3, a first sleeve 4 is movably sleeved outside the vertical rods 2, an F clamp is arranged at the bottom of the first sleeve 4, so that the first sleeve 4 can be connected with a bedside through the F clamp, the upper portions of the opposite surfaces of the first sleeve 4 are both provided with limiting holes 5, an adjusting rod 6 and a positioning block 7, the two limiting holes 5 are a group and penetrate into the first sleeve 4, the adjusting rod 6 is rotatably arranged between the limiting holes 5, the positioning block 7 is sleeved on the surface of the adjusting rod 6 through threads, the positioning block 7 is concave, the positioning block 7 is matched with the two limiting holes 5, the positioning block 7 penetrates through the limiting holes 5 and abuts against the inside of the sliding grooves 3, and the vertical rods 2 are conveniently and stably limited at suitable positions inside the first sleeve 4.

Referring to fig. 1-4, a special retractor for laparotomy liver surgery, wherein the surfaces of the same positions of a vertical rod 2 are provided with connecting rods 8, the surface of a cross rod 1 is respectively sleeved with a first displacement rod 9 and a second displacement rod 10, the surfaces of the first displacement rod 9 and the second displacement rod 10 are provided with connecting holes 12, the cross rod 1 is slidably located inside the connecting holes 12, tension springs 11 are respectively arranged between the two connecting rods 8 and the first displacement rod 9 and the second displacement rod 10, under the pulling action of the two tension springs 11, the first displacement rod 9 and the second displacement rod 10 can move in opposite directions, the opposite surfaces of the first displacement rod 9 and the second displacement rod 10 are provided with a threaded rod 15 and a second sleeve 13, one end of the second sleeve 13 is rotatably provided with an adjusting knob 14, the adjusting knob 14 is located at one end of the second sleeve 13 far away from the second displacement rod 10, the adjusting knob 14 is annular, and a part of the inner wall of the adjusting knob 14 is in threaded connection with the threaded rod 15, the adjustment knob 14 is rotated to move the threaded rod 15 outwardly through the threads.

Referring to fig. 1-4, a special drag hook of open abdomen liver surgery, the bottom of first displacement pole 9 and second displacement pole 10 all is equipped with drag hook 16, and the position of connecting hole 12 is all run through and is equipped with mounting hole 17 in first displacement pole 9 and second displacement pole 10 surface, and the top of drag hook 16 is located inside mounting hole 17, and two drag hooks 16 can be dismantled with first displacement pole 9 and second displacement pole 10 through the bolt respectively and be connected for be convenient for dismantle the change with drag hook 16 and mounting hole 17.

According to the working principle, when the draw hook 16 needs to be adjusted to different heights for use, a worker lifts the cross rod 1 upwards to enable the two upright rods 2 to move upwards to suitable positions in the first sleeve 4, then respectively rotates the two adjusting rods 6 to enable the adjusting rods 6 to drive the positioning blocks 7 to move through threads and to abut against the inner parts of the sliding grooves 3 through the limiting holes 5, at the moment, the upright rods 2 are stably located in the first sleeve 4, the cross rod 1 is also stably located at the suitable height position, and the two displacement rods and the draw hook 16 are also kept at the suitable height position; when the position is adjusted and the tractive is used, two drag hooks 16 are respectively located in the surgical opening of the patient, the staff rotates the adjusting knob 14 anticlockwise, the adjusting knob 14 rotates on the surface of the second sleeve 13, meanwhile, the adjusting knob 14 drives the threaded rod 15 to move outwards through threads, at the moment, under the tractive action of the two tension springs 11, the first displacement rod 9 and the second displacement rod 10 move reversely to opposite directions, so that the two drag hooks 16 are far away from the proper position to pull open the surgical opening of the patient, and the surgical part is convenient to expose out for operation.

In the present invention, the installation manner, the connection manner, or the setting manner of all the components described above are all common mechanical manners, and the specific structures, models, and coefficient indexes of all the components are their own technologies, which can be implemented as long as the beneficial effects thereof can be achieved, and thus, the details are not repeated.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

In the present invention, unless otherwise specified, the terms "upper, lower, left, right, front, back, inner, outer, vertical and horizontal" and the like included in the terms only represent the orientation of the terms in the conventional use state or are colloquially understood by those skilled in the art, and should not be construed as limiting the terms, and meanwhile, the terms "first", "second" and "third" and the like do not represent specific numbers and sequences, but are merely used for name differentiation, and the terms "include", "include" and any other variations are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed, or also includes elements inherent to such process, method, article, or apparatus.

Claims (6)

1. The special retractor for the open-abdomen liver surgery comprises a cross rod (1) and is characterized in that two ends of the cross rod (1) are provided with vertical rods (2), the opposite surfaces of the vertical rods (2) are provided with sliding grooves (3), a first sleeve (4) is movably sleeved outside the vertical rods (2), the upper portions of the opposite surfaces of the first sleeve (4) are provided with limiting holes (5), adjusting rods (6) and positioning blocks (7), the surfaces of the same positions of the vertical rods (2) are provided with connecting rods (8), the surface of the cross rod (1) is respectively sleeved with a first displacement rod (9) and a second displacement rod (10), two connecting rods (8) are provided with tension springs (11) respectively between the connecting rods and the first displacement rod (9) and the second displacement rod (10), the opposite surfaces of the first displacement rod (9) and the second displacement rod (10) are provided with threaded rods (15) and second sleeves (13), one end of the second sleeve (13) is rotatably provided with an adjusting knob (14), and the bottoms of the first displacement rod (9) and the second displacement rod (10) are provided with drag hooks (16).

2. The special retractor for the laparotomy liver surgery as claimed in claim 1, wherein the two limiting holes (5) are a group and penetrate into the first sleeve (4), the adjusting rod (6) is rotatably arranged between the limiting holes (5), and the positioning block (7) is sleeved on the surface of the adjusting rod (6) through threads.

3. The special retractor for the laparotomy liver surgery as claimed in claim 1, characterized in that the positioning block (7) is concave, the positioning block (7) is matched with the two limiting holes (5), and the positioning block (7) penetrates through the limiting holes (5) and is abutted against the inside of the sliding chute (3).

4. The special retractor for the laparotomy liver surgery as claimed in claim 1, characterized in that the surfaces of the first displacement rod (9) and the second displacement rod (10) are both provided with a connecting hole (12) in a penetrating manner, and the cross rod (1) is slidably positioned inside the connecting hole (12).

5. The special retractor for the open liver surgery is characterized in that the adjusting knob (14) is positioned at one end of the second sleeve (13) far away from the second displacement rod (10), the adjusting knob (14) is annular, and a part of the inner wall of the adjusting knob (14) is in threaded connection with the threaded rod (15).

6. The special retractor for the laparotomy liver surgery as claimed in claim 1, characterized in that mounting holes (17) are formed in the surfaces of the first displacement rod (9) and the second displacement rod (10) far away from the connecting holes (12) in a penetrating manner, the top ends of the retractor (16) are located in the mounting holes (17), and the two retractor (16) are detachably connected with the first displacement rod (9) and the second displacement rod (10) through bolts respectively.

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