CN213489017U - Auxiliary traction device in endoscopic surgery - Google Patents

Abstract

The utility model discloses an auxiliary traction device in endoscopic surgery, which comprises a sleeve, a tension mechanism, a hook mechanism and a traction head mechanism; the sleeve is movably sleeved with a tension mechanism, two ends of the tension mechanism are respectively connected with a hook mechanism, and two hook mechanisms are respectively connected with a traction head mechanism. The utility model discloses an operation field of vision and the operating area that exist to present laparoscopic surgery expose insufficient problem, the one kind of proposition can satisfy multiple operation actual operation condition, fully expose operation field of vision and operating area's interior supplementary tractive device, the principle is simple, it is small and exquisite nimble, study use cost is low, the volume production is with low costs, can dismantle, convenient cleaning and disinfection, a structure is simple, high safety in utilization, the independent assortment between the device, satisfy the operation requirement under the different conditions, the manpower is saved, the operation time is shortened, the probability of various operation relevant complications has also been reduced.

Description

Auxiliary traction device in endoscopic surgery

Technical Field

The utility model relates to the technical field of medical equipment, specifically be supplementary tractive device in laparoscopic surgery.

Background

With the development of minimally invasive surgery, traditional open surgery is gradually replaced by endoscopic surgery, the human tissue structure is complex in level, the safe and reasonable exposure of the surgical field and the operation area becomes the main content of the surgery, but the existing traction device has many problems or defects:

the traditional open surgery exposes the surgery area through the drag hook, the external traction and other modes, the endoscopic surgery can only continuously draw the tissues which shield the vision and the operation around through the endoscopic instrument due to the limitation of the surgery mode, or continuously separate the tissues around, the manpower is greatly wasted when the traditional mode is used for increasing the operation difficulty, the surgery duration is prolonged invisibly, and the risk of the surgery related complications is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an supplementary tractive device in laparoscopic surgery through pulling force mechanism and tractive head mechanism to solve the operation field of vision and the operating area that provide and expose insufficient problem in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the endoscopic surgery internal auxiliary traction device comprises a sleeve, a tension mechanism, a hook mechanism and a traction head mechanism, wherein the tension mechanism is movably sleeved in the sleeve, two ends of the tension mechanism are respectively connected with the hook mechanism, and the two hook mechanisms are respectively connected with the traction head mechanism;

tensile mechanism includes first connecting rope, second connecting rope, first spring, second spring, first circular slab, baffle and the circular baffle of second, two fixed mounting has baffle, first spring and second spring between the first circular slab, the upper and lower both ends surface of baffle is first spring of fixed connection and second spring one end, two between first circular slab and the circular baffle of second respectively first connecting rope of fixed connection and second connecting rope.

Couple mechanism includes fixture block, rotatory piece, torsional spring, blocks post and crotch post, the inside activity of fixture block has cup jointed rotatory piece, rotatory piece top fixed mounting has crotch post and torsional spring, block post one end and pass through torsional spring rotation connection on the crotch post and the other end and crotch post overlap joint.

The traction head mechanism comprises a first connecting ring, a first traction rope, a traction hook block, a second connecting ring, a second traction rope, a hook, a third connecting ring, a third traction rope and a blunt head clamp, wherein the two ends of the first traction rope are respectively fixedly connected with the first connecting ring and the traction hook block, the two ends of the second traction rope are respectively fixedly connected with the second connecting ring and the hook, and the two ends of the third traction rope are respectively fixedly connected with the third connecting ring and the blunt head clamp.

Preferably, the sleeve is a transparent sleeve, and scale marks are uniformly marked on the surface of the outer wall of the sleeve from top to bottom.

Preferably, two developing rings are embedded in the surface of the inner wall of the sleeve, a fluorescent ring is horizontally embedded in the surface of the middle of the inner wall of the sleeve, and the two developing rings are symmetrically arranged relative to the sleeve.

Preferably, the first connecting ring, the second connecting ring and the third connecting ring are identical in structure.

Preferably, the diameters of the inner rings of the first connecting ring, the second connecting ring and the third connecting ring are larger than the diameters of the blocking column and the hook column.

Preferably, a cylindrical groove is formed in each of the top surface and the bottom surface of the sleeve, a circular hole is formed in the center of the bottom surface of each groove, and the diameter of each of the first circular plate and the second circular baffle is larger than that of the circular hole.

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

(1) the utility model aims to solve the problem that the operation visual field and the operation area are not fully exposed in the current endoscopic surgery, and provides an internal auxiliary traction device which can meet the actual operation conditions of various operations and fully expose the operation visual field and the operation area, and the internal auxiliary traction device is small, flexible, low in learning and use cost, low in volume production cost, detachable and convenient to clean and disinfect;

(2) the utility model has the advantages of simple structure, it is safe in utilization, the theory of operation is simple, and the operation requirement under the different conditions is satisfied in the independent assortment between the device, makes operation degree of difficulty greatly reduced, has saved the manpower, has shortened the operation time, has reduced the probability of various operation relevant complications.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic view of the present invention at a position a in fig. 1;

fig. 4 is a schematic perspective view of the hook mechanism of the present invention;

fig. 5 is a schematic perspective view of the drawing hook block of the present invention;

fig. 6 is a schematic perspective view of the hook of the present invention;

fig. 7 is a schematic perspective view of the blunt clip of the present invention.

In the figure: 1. the sleeve, 2, the developing ring, 3, the fluorescent ring, 4, the first circular baffle, 501, the first spring, 502, the second spring, 601, the first connecting rope, 602, the second connecting rope, 7, the second circular baffle, 8, the fixture block, 9, the rotating block, 10, the torsion spring, 11, the blocking column, 12, the hooking column, 131, the first connecting ring, 132, the first traction rope, 133, the traction hooking block, 141, the second connecting ring, 142, the second traction rope, 143, the hook, 151, the third connecting ring, 152, the third traction rope, 153, the blunt clip, 16, the partition plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides an embodiment: supplementary tractive device in laparoscopic surgery, including sleeve 1, pulling force mechanism, couple mechanism and tractive head mechanism, the inside activity of sleeve 1 has cup jointed pulling force mechanism, pulling force mechanism both ends are connected with couple mechanism respectively, two be connected with tractive head mechanism on the couple mechanism respectively.

Tensile mechanism includes first connecting rope 601, second connecting rope 602, first spring 501, second spring 502, first circular board 4, baffle 16 and the circular baffle 7 of second, two fixed mounting has baffle 16, first spring 501 and second spring 502 between the first circular board 4, the upper and lower both ends surface of baffle 16 is first spring 501 and the one end of second spring 502 of fixed connection respectively, two first connecting rope 601 and the second connecting rope 602 of fixed connection respectively between first circular board 4 and the circular baffle 7 of second.

Couple mechanism includes fixture block 8, rotatory piece 9, torsional spring 10, blocks post 11 and crotch post 12, rotatory piece 9 has been cup jointed in the inside activity of fixture block 8, 9 top fixed mounting of rotatory piece have crotch post 12 and torsional spring 10, block 11 one end of post and rotate through torsional spring 10 and connect on crotch post 12 and the other end and 12 overlap joints of crotch post.

The pulling head mechanism comprises a first connecting ring 131, a first pulling rope 132, a pulling hook block 133, a second connecting ring 141, a second pulling rope 142, a hook 143, a third connecting ring 151, a third pulling rope 152 and a blunt head clamp 153, wherein the two ends of the first pulling rope 132 are respectively fixedly connected with the first connecting ring 131 and the pulling hook block 133, the two ends of the second pulling rope 142 are respectively fixedly connected with the second connecting ring 141 and the hook 143, the two ends of the third pulling rope 152 are respectively fixedly connected with the third connecting ring 151 and the blunt head clamp 153, different pulling heads are replaced according to actual conditions of surgery, surgical requirements are met, and surgery by doctors is facilitated.

Specifically, sleeve 1 is transparent sleeve 1, the scale mark is evenly carved with on the outer wall surface top-down of sleeve 1, can be audio-visual inside of seeing sleeve 1, look over the spring tensile condition, through scale mark aassessment pulling force.

Specifically, embedded two development rings 2 of installing in the inner wall surface of sleeve 1, the embedded fluorescence ring 3 of installing of the inner wall middle part surface level of sleeve 1, two development ring 2 sets up about sleeve 1 symmetry, has fluorescence to scribble the line on fluorescence ring 3, and bright-colored, and reflect light under the light source shines, has solved the device and has got into internal difficult problem of looking for under strong light source, and development ring 2 can develop under the X-ray, for preventing that the device from omitting in the human body, strengthens last safety precaution line.

Specifically, the first, second and third connection rings 131, 141 and 151 have the same structure.

Specifically, the diameters of the inner rings of the first connecting ring 131, the second connecting ring 141 and the third connecting ring 151 are larger than the diameters of the blocking post 11 and the hooking post 12, so that the first connecting ring 131, the second connecting ring 141 and the third connecting ring 151 can be movably sleeved on the hooking post 12, and the pulling head mechanism and the tension mechanism are connected.

Specifically, a cylindrical groove is formed in each of the top surface and the bottom surface of the sleeve 1, a circular hole is formed in the center of the bottom surface of the groove, the diameter of each of the first circular plate 4 and the second circular baffle 7 is larger than that of the circular hole, the first circular plate 4 and the second circular baffle 7 can control the stretching range of the first spring 501 and the second spring 502, human tissues cannot be injured due to spring tension during use, and sharp parts of the joints of the traction hook block 133, the hook 143 and the blunt clip 153 in the groove are accommodated in the groove during use, so that the human tissues are protected from being injured.

The working principle is as follows: the device of the utility model can replace the traction head according to the actual requirement of the operation, thereby satisfying the operation requirement, the hook 143 traction head is suitable for tissues such as fascial tissues, fat tissues, muscle tissues and the like which are not rich in blood supply and can bear certain tension, the traction hook block 133 is suitable for pipeline organs such as blood vessels, feed delivery pipes and the like, the blunt clip 153 is suitable for viscera such as liver, spleen and the like which are rich in blood supply, the required hook 143, the blunt clip 153 and the traction hook block 133 are determined firstly during the use, then the fixture block 8 is opened through the torsion spring 10, the first connecting ring 132, the second connecting ring 142 or the third connecting ring 152 are connected with the hook on the hook column 12, the hooks 143 at both ends, the blunt clip 153 and the traction hook block 133 are respectively connected with the tissues, the telescopic length of the first spring 501 and the second spring 502 inside can be observed through the transparent sleeve 1 to ensure that the connected human tissues are not damaged, therefore, the operation area can be exposed, the operation is started, the hook at one end of the device can be connected with various traction heads as required, various operation requirements are met, the device can be lost if special conditions are met in the operation, the specific position of the device can be rapidly determined through the fluorescent ring 3 and the developing ring 1, and after the operation is finished, the hook 143, the blunt clamp 153 and the traction hook block 133 can be detached, so that the cleaning and the disinfection are convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims (6)

1. Supplementary draw-off gear in laparoscopic surgery, its characterized in that: comprises a sleeve (1), a tension mechanism, a hook mechanism and a traction head mechanism; a tension mechanism is movably sleeved in the sleeve (1), two ends of the tension mechanism are respectively connected with a hook mechanism, and the two hook mechanisms are respectively connected with a traction head mechanism;

the tension mechanism comprises a first connecting rope (601), a second connecting rope (602), a first spring (501), a second spring (502), first circular plates (4), a partition plate (16) and a second circular baffle (7), wherein the partition plate (16), the first spring (501) and the second spring (502) are fixedly installed between the two first circular plates (4), the upper end surface and the lower end surface of the partition plate (16) are respectively and fixedly connected with one end of the first spring (501) and one end of the second spring (502), and the first connecting rope (601) and the second connecting rope (602) are respectively and fixedly connected between the two first circular plates (4) and the second circular baffle (7);

the hook mechanism comprises a clamping block (8), a rotating block (9), a torsion spring (10), a blocking column (11) and a hook column (12), the rotating block (9) is movably sleeved inside the clamping block (8), the top of the rotating block (9) is fixedly provided with the hook column (12) and the torsion spring (10), one end of the blocking column (11) is rotatably connected to the hook column (12) through the torsion spring (10), and the other end of the blocking column is in lap joint with the hook column (12);

the pull head mechanism comprises a first connecting ring (131), a first pull rope (132), a pull hook block (133), a second connecting ring (141), a second pull rope (142), a hook (143), a third connecting ring (151), a third pull rope (152) and a blunt head clamp (153), wherein two ends of the first pull rope (132) are respectively fixedly connected with the first connecting ring (131) and the pull hook block (133), two ends of the second pull rope (142) are respectively fixedly connected with the second connecting ring (141) and the hook (143), and two ends of the third pull rope (152) are respectively fixedly connected with the third connecting ring (151) and the blunt head clamp (153).

2. The endoscopic surgery internal auxiliary traction device according to claim 1, characterized in that: the sleeve (1) is a transparent sleeve, and scale marks are uniformly engraved on the surface of the outer wall of the sleeve (1) from top to bottom.

3. The endoscopic surgery internal auxiliary traction device according to claim 1, characterized in that: the inner wall surface of sleeve (1) is embedded to be installed two and develops ring (2), the horizontal embedded fluorescence ring (3) of installing of inner wall middle part surface of sleeve (1), two develop ring (2) and set up about sleeve (1) symmetry.

4. The endoscopic surgery internal auxiliary traction device according to claim 1, characterized in that: the first connecting ring (131), the second connecting ring (141) and the third connecting ring (151) are identical in structure.

5. The endoscopic surgery internal auxiliary traction device according to claim 1, characterized in that: the diameters of the inner rings of the first connecting ring (131), the second connecting ring (141) and the third connecting ring (151) are larger than the diameters of the blocking post (11) and the hook post (12).

6. The endoscopic surgery internal auxiliary traction device according to claim 1, characterized in that: a cylindrical groove is formed in the top surface and the bottom surface of the sleeve (1), a circular hole is formed in the center of the bottom surface of the groove, and the diameter of the first circular plate (4) and the diameter of the second circular baffle (7) are larger than that of the circular hole.

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