CN113143386A - Hemostatic forceps with adjustable clamping angle - Google Patents

Abstract

The invention provides hemostatic forceps with a clamping angle adjusting function, wherein a limiting structure is arranged on the surface of a rotating shaft and comprises a cylinder, the surface of the cylinder is fixedly connected with the rotating shaft, the surface of the cylinder is fixedly connected with a frame body, a sliding rod is inserted in the frame body in a sliding manner, one end, far away from the cylinder, of the sliding rod is fixedly connected with a long plate, the surface of the long plate is fixedly connected with two limiting columns, and the two limiting columns are respectively positioned at two ends, far away from each other, of a first long rod and a second long rod. The invention solves the problems that when a nurse operates the hemostatic forceps, the opening and closing angle of the hemostatic forceps needs to be accurately controlled, and when some operations need to be performed for a long time, both the nurse and a doctor can easily fatigue to cause the opening and closing angle of the hemostatic forceps to be too large and to pierce tissues near blood vessels, so that the tissues near the blood vessels are easily punctured.

Description

Hemostatic forceps with adjustable clamping angle

Technical Field

The invention relates to the technical field of forceps, in particular to a pair of hemostatic forceps with adjustable clamping angles.

Background

A hemostat is a surgical instrument for achieving blood occlusion by clamping blood vessels. The surgical instrument is used for rescuing patients to take hemostatic medicines and clamping the blood vessel aorta by hemostatic clamps so as to prevent blood from flowing out. The hemostatic forceps are used on the principle that the hemostatic forceps clamp blood vessels or fur and the like a clamp, but are disinfected. The hemostatic forceps are divided into large, small, toothed, toothless, straight and bent, and different types of hemostatic forceps are selected according to different operation parts. The teeth beside the hemostatic forceps handle are helpful to fix the hemostatic forceps when clamping objects, so as to prevent the hemostatic forceps from falling off.

The application range of hemostatic forceps is very wide, often used in the operating room, and often be by the handheld help doctor of nurse to carry out the operation, hemostatic forceps is because sharp-pointed in the in-process that uses, often need be used carefully, but the operation is when going on, the time that often goes on is also different according to the difference of difficulty degree, some operations need carry out for a long time, nurse and doctor all can be tired easily this moment, and the nurse is when carrying out hemostatic forceps operation, need the angle of opening and shutting of accurate control hemostatic forceps, avoid opening and shutting the angle too big and stab the near tissue of blood vessel, puncture near tissue easily.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides hemostatic forceps with adjustable clamping angles.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a hemostatic forceps with adjust centre gripping angle, includes first stock and limit structure, the inner wall of first stock rotates and is connected with the pivot, the surface rotation cover of pivot has the second stock, the surface of pivot is equipped with limit structure, limit structure includes the cylinder, cylindrical surface and pivot fixed connection, cylindrical fixed surface is connected with the framework, the inside slip of framework is inserted and is equipped with the slide bar, the slide bar is kept away from cylindrical one end fixedly connected with long slab, the fixed surface of long slab is connected with spacing post, the quantity of spacing post is two, two spacing post is located the both ends that first stock and second stock kept away from each other respectively.

Further: the top end of the frame body is fixedly connected with two connecting plates, one ends, close to each other, of the two connecting plates are fixedly connected with a long strip, a gear is rotatably sleeved on the surface of the long strip, and an insertion block is inserted into the frame body in a sliding manner; the top end of the sliding rod is provided with a groove, the size of the groove is matched with that of the insertion block, the top end of the insertion block is fixedly connected with a circular ring, and the gear is meshed with the sliding rod through the groove.

Further: the surface of first stock is equipped with auxiliary structure, auxiliary structure includes first carriage, the surface and the first stock fixed connection of first carriage, the second stock is for the position fixedly connected with second carriage of first carriage, the through-hole has all been seted up on the surface of first carriage and second carriage, the position fixedly connected with drum of first carriage for the through-hole, the inside slip of drum is inserted and is equipped with the long post, the fixed surface of long post is connected with the rectangle strip, the rectangle strip is close to two fixed columns of one end fixedly connected with of drum, the one end fixedly connected with lantern ring of rectangle strip is kept away from to the long post, the surface of first carriage rotates and is connected with the rectangle frame, the fixed surface of rectangle frame is connected with the handle.

Further: the one end fixedly connected with spring that the rectangle frame is close to first linking frame, the one end and the first linking frame fixed connection that the rectangle frame was kept away from to the spring.

Further: the second connecting frame is provided with a slot relative to the position of the rectangular strip, and the size of the slot is matched with that of the fixed column.

Further: the first long rod and the second long rod are internally provided with a protective structure, the protective structure comprises two inserting columns, the surfaces of the two inserting columns are respectively movably connected with the first long rod and the second long rod, the surfaces of the two inserting columns are fixedly connected with connecting blocks, the surface of the connecting block is fixedly connected with a rectangular plate, the surface of the rectangular plate is provided with a rectangular hole, the surface of the rectangular hole is connected with a round bar in a sliding way, the surface of the round bar is connected with a protective sleeve in a sliding way, the inner wall of the inserting column is connected with two sliding blocks in a sliding way, one end of each of the two sliding blocks, which is close to each other, is fixedly connected with a round rod, the surface of the round bar is rotatably sleeved with a barrier strip, the arc surface of the inserting column is inserted with an inserting strip through a thread, the inside of the round bar is inserted with a connecting rod in a sliding way, the surface of the connecting rod is fixedly connected with a limiting plate, and one end of the limiting plate, which is close to the first long rod, is fixedly connected with a limiting rod.

Further: the surface of the sliding block is provided with a circular groove, and the size of the circular groove is matched with that of the inserting strip.

Further: the length of blend stop is greater than the diameter of inserting the post, and the length of blend stop is less than the width of first stock.

Further: the surface of the rectangular plate is provided with a limiting groove, and the size of the limiting groove is matched with that of the limiting rod.

Compared with the prior art, the invention has the advantages and positive effects that,

1. according to the invention, through arranging the limiting structure, when a nurse is likely to cause hands to be limp after working for a long time, the gear is firstly rotated, the gear rotates by virtue of the long strip, the gear drives the meshed slide rods to slide when rotating, the slide rods slide in the frame body at the moment, the long plate is driven to move when the slide rods slide, the long plate drives the round strips to move, the round strips are adjusted at the positions of the two ends of the first long rod and the second long rod, when the first long rod and the second long rod need to be opened, the opening angles of the first long rod and the second long rod are limited by the two round strips, and when the distance of the slide rods is adjusted, the inserting block slides by virtue of the ring and slides in the inner part of the frame body, meanwhile, the inserting block inserts the slide rods into the grooves on the surface of the slide rods, and because the inserting block is clamped with the grooves and the slide rods, the inserting block limits the movement of the slide rods, avoid the nurse unexpected inserted block that leads to under the condition of using to slide, thereby make the rectangular board slide, thereby influence the open angle of first stock and second stock, nurse has been solved to overall structure when carrying out the hemostatic forceps operation, the angle of opening and shutting of needs accurate control hemostatic forceps, and some operations need carry out very of a specified duration, nurse and doctor all can be tired easily this moment and lead to hemostatic forceps to open and shut the angle too big and stab the near tissue of blood vessel, stab the problem of near tissue easily.

2. In the invention, by arranging the protection structure, when the hemostatic forceps are not used, because the tips of the hemostatic forceps are abnormally sharp, when a nurse holds the hemostatic forceps to move, if a patient accidentally hits the nurse in a corridor, the hemostatic forceps on the hands of the nurse are easy to fall off, at the moment, the hemostatic forceps are easy to hurt other people, at the moment, the connecting block is moved firstly, the connecting block drives the inserting columns to be inserted into the first long rod and the second long rod, the first long rod and the second long rod are limited to rotate by the two inserting columns, meanwhile, the protecting sleeve on the surface of the rectangular plate is slid, the protecting sleeve sleeves the tips of the first long rod and the second long rod, so that the tips of the first long rod and the second long rod are prevented from accidentally poking other people, wherein after the inserting columns are inserted into the first long rod and the second long rod, the blocking strip is firstly rotated, is parallel to the first long rod and the second long rod, at the moment, the sliding block is slid towards the directions of the first long rod and the second long rod, the slider will drive round bar and blend stop and be close to first stock and second stock, twist the cutting that is close to near first stock and second stock after that, thereby the cutting will inject the removal of restriction slider in the slider, the blend stop will violently be in first stock and second stock and the junction of inserting the post this moment, because the length of blend stop is greater than the diameter of inserting the post, the blend stop will restrict to insert the post at first stock and second stock surface removal this moment, and when the post is inserted to needs pull down, the slider removes towards the direction of keeping away from first stock and second stock during the slider that slides, rotate the blend stop this moment again, the blend stop will with first stock, the second stock is the vertical state, the blend stop will no longer block the removal of first stock and second stock this moment, whole structure has solved when hemostatic forceps are not using, its most advanced is sharp, stab other people's problem easily.

3. In the invention, through arranging the auxiliary structure, when a blood vessel is clamped by using the hemostatic forceps, a nurse is often required to continuously press the blood vessel by hands, the traditional hemostatic forceps are only simply clamped and are easy to loosen, so that the blood vessel is not tightly clamped, when the first long rod and the second long rod are required to be opened, the lantern ring is firstly pressed towards the directions of the first long rod and the second long rod, the lantern ring drives the long column to move in the cylinder, at the moment, the long column drives the rectangular strip to move, the rectangular strip drives the fixed column to move out of the slot on the surface of the second connecting frame, at the moment, the fixed column does not limit the relative movement of the first connecting frame and the second connecting frame, when the blood vessel is required to be clamped, the first long rod and the second long rod are firstly closed, the first long rod and the second long rod clamp the blood vessel, at the moment, the lantern ring is loosened, the lantern ring does not extrude the rectangular frame any more, and the rectangular frame is pushed by the spring at the bottom end of the rectangular frame, the rectangle frame will drive the lantern ring simultaneously and rise, the lantern ring will drive the long post and rise, the long post will drive the rectangle strip and rise, the rectangle strip will drive the fixed column and inject in the slot on second carriage surface this moment, the fixed column will restrict first carriage with the drum together, the removal of second carriage, first stock and second stock will be restricted and can't take place to rotate this moment, whole structure has solved first stock and second stock when the centre gripping is vascular, it maintains to need nurse's hand to last the strength of exerting oneself, make the sour soft problem of nurse's hand long-time easy, wherein the handle has played the effect of conveniently pressing down the rectangle frame.

Drawings

FIG. 1 is a schematic perspective view of a pair of hemostatic forceps with adjustable clamping angles according to the present invention;

FIG. 2 is a schematic view of the bottom side of FIG. 1 of a hemostatic forceps with adjustable clamping angle according to the present invention;

FIG. 3 is a partial schematic view of a spacing structure of hemostatic forceps with adjustable clamping angle according to the present invention;

FIG. 4 is a partial schematic view of a protective structure of hemostatic forceps with adjustable clamping angle according to the present invention;

FIG. 5 is a partial schematic structural view of the hemostatic forceps with adjustable clamping angle, with the retaining strips in a vertical state;

FIG. 6 is a schematic view of the structure at A in FIG. 2 of a hemostatic forceps with adjustable clamping angle according to the present invention;

FIG. 7 is a partial schematic view of an auxiliary structure of hemostatic forceps with adjustable clamping angle according to the present invention;

fig. 8 is a schematic structural diagram at the position B in fig. 2 of the hemostatic forceps with adjustable clamping angle according to the present invention.

FIG. 9 is a schematic view of the structure at C of FIG. 1 in the hemostatic forceps with adjustable clamping angle according to the present invention.

Illustration of the drawings: 1. a first long rod; 2. a second long rod; 3. a rotating shaft; 4. a limiting structure; 401. a cylinder; 402. a frame body; 403. a slide bar; 404. a long plate; 405. round bars; 406. inserting a block; 407. a connecting plate; 408. a strip; 409. a gear; 410. a circular ring; 5. a protective structure; 501. connecting blocks; 502. inserting a column; 503. cutting; 504. a slider; 505. a round bar; 506. blocking strips; 507. a rectangular plate; 508. a round bar; 509. a connecting rod; 510. a limiting plate; 511. a limiting rod; 512. a protective sleeve; 6. an auxiliary structure; 61. a first connection frame; 62. a second connection frame; 63. a cylinder; 64. a long column; 65. a rectangular strip; 66. fixing a column; 67. a collar; 68. a rectangular frame; 69. a handle.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Example 1, as shown in fig. 1 to 9, the present invention provides a hemostatic forceps, specifically, a hemostatic forceps having a function of adjusting a grasping angle, and further, a protective function. The concrete structure does, including first stock 1 and limit structure 4, the inner wall of first stock 1 rotates and is connected with pivot 3, and the cover is rotated on the surface of pivot 3 has second stock 2, and the equal fixedly connected with ring in surface of first stock 1 and second stock 2, and the surface of pivot 3 is equipped with limit structure 4.

The specific arrangement and function of the limit structure 4, the protective structure 5 and the auxiliary structure 6 will be described in detail below.

As shown in fig. 1 and fig. 3, the position-limiting structure 4 includes a cylinder 401, a surface of the cylinder 401 is fixedly connected with the rotating shaft 3, a frame 402 is fixedly connected to the surface of the cylinder 401, a sliding rod 403 is slidably inserted into the frame 402, an end of the sliding rod 403 away from the cylinder 401 is fixedly connected with a long plate 404, a round bar 405 is fixedly connected to the surface of the long plate 404, two connecting plates 407 are fixedly connected to a top end of the frame 402, a long bar 408 is fixedly connected to an end of the two connecting plates 407 close to each other, a gear 409 is sleeved on a surface of the long bar 408, an insertion block 406 is slidably inserted into the frame 402, when a nurse is likely to feel sore and soft in hand after long-term work, the gear 409 is rotated first, the gear 409 is rotated by the long bar 408, the gear 409 drives the engaged sliding rod 403 to slide when rotated, the sliding rod 403 slides in the frame 402, and drives the long plate 404 to move when the sliding rod 403 slides, at this time, the long plate 404 will drive the round bars 405 to move, the round bars 405 will be adjusted at the two ends of the first long rod 1 and the second long rod 2, when the first long rod 1 and the second long rod 2 need to be opened, the opening angle of the first long rod 1 and the second long rod 2 will be limited by the two round bars 405, when the distance of the sliding rod 403 is adjusted, the inserting block 406 will slide in the frame 402 by means of the ring 410, the inserting block 406 will be inserted into the groove on the surface of the sliding rod 403, the top end of the sliding rod 403 is provided with a groove, the size of the groove is matched with the size of the inserting block 406, the top end of the inserting block 406 is fixedly connected with the ring 410, the gear 409 is engaged with the sliding rod 403 by means of the groove, the number of the round bars 405 is two, the two round bars 405 are respectively located at the two ends of the first long rod 1 and the second long rod 2 far away from each other, and the inserting block 406 is clamped with the sliding rod 403 by means of the groove, at this time, the insertion block 406 will limit the movement of the sliding rod 403, so as to prevent the insertion block 406 from sliding accidentally by a nurse in the case of use, thereby causing the long plate 404 to slide, and thus affecting the opening angle of the first long rod 1 and the second long rod 2.

The whole limiting structure 4 achieves the effect that by arranging the limiting structure 4, when a nurse is likely to cause hands to be acid and soft after working for a long time, at the moment, the gear 409 is rotated first, the gear 409 is rotated by virtue of the strip 408, the gear 409 drives the meshed sliding rod 403 to slide when rotating, at the moment, the sliding rod 403 slides in the frame body 402, the sliding rod 403 drives the long plate 404 to move when sliding, at the moment, the long plate 404 drives the round bar 405 to move, the round bar 405 is adjusted at the positions of the two ends of the first long rod 1 and the second long rod 2, when the first long rod 1 and the second long rod 2 need to be opened, the opening angle of the first long rod 1 and the second long rod 2 is limited by the two round bars 405, after the distance of the sliding rod 403 is adjusted, the inserting block 406 is slid by virtue of the ring 410, the inserting block 406 slides in the inside of the frame body 402, and the inserting block 406 is inserted into the groove on the surface of the sliding rod 403, and because inserted block 406 is with the help of recess and slide bar 403 joint, at this moment inserted block 406 will restrict the removal of slide bar 403, avoid the nurse unexpected under the condition of using to lead to inserted block 406 to slide, thereby make long slab 404 slide, thereby influence the open angle of first stock 1 and second stock 2, nurse when carrying out hemostatic forceps operation has been solved to whole structure, the angle that opens and shuts of accurate control hemostatic forceps is required, and some operations need carry out very long time, nurse and doctor all can easily fatigue this moment and lead to hemostatic forceps to open and shut the angle too big and stab the near tissue of blood vessel, easily puncture the problem of near tissue.

As shown in fig. 1 and 5, a protective structure 5 is disposed inside each of the first long rod 1 and the second long rod 2, the protective structure 5 includes two insertion posts 502, the surfaces of the two insertion posts 502 are movably connected with the first long rod 1 and the second long rod 2, the surfaces of the two insertion posts 502 are fixedly connected with a connection block 501, the surface of the connection block 501 is fixedly connected with a rectangular plate 507, the surface of the rectangular plate 507 is provided with a rectangular hole, the surface of the rectangular hole is slidably connected with a round rod 508, the surface of the round rod 508 is slidably connected with a protection sleeve 512, the inner wall of the insertion post 502 is slidably connected with a sliding block 504, the number of the sliding blocks 504 is two, one end of the two sliding blocks 504 close to each other is fixedly connected with a round rod 505, the surface of the round rod 505 is rotatably sleeved with a blocking strip 506, the arc surface of the insertion post 502 is threaded with an insertion strip 503, a connecting rod 509 is inserted inside the round rod 508, the surface of the connecting rod 509 is fixedly connected with a limiting plate 510, the limiting plate 510 is fixedly connected with a limiting rod 511 near one end of the first long rod 1, the connecting block 501 is firstly moved, the connecting block 501 drives the inserting column 502 to be inserted into the first long rod 1 and the second long rod 2, the first long rod 1 and the second long rod 2 are limited by the two inserting columns 502 to rotate, meanwhile, the protecting sleeve 512 on the surface of the rectangular plate 507 is slid, the protecting sleeve 512 sleeves the tip ends of the first long rod 1 and the second long rod 2, thereby preventing the tip ends of the first long rod 1 and the second long rod 2 from accidentally poking others, wherein after the inserting column 502 is inserted into the first long rod 1 and the second long rod 2, the blocking strip 506 is firstly rotated, the blocking strip 506 is parallel to the first long rod 1 and the second long rod 2, at the moment, the sliding block 504 slides towards the direction of the first long rod 1 and the second long rod 2, the sliding block 504 drives the round rod 505 and the blocking strip 506 to be close to the first long rod 1 and the second long rod 2, and then screws the inserting strip 503 close to the first long rod 1 and the second long rod 2, the inserting bar 503 is inserted into the sliding block 504 to limit the movement of the sliding block 504, the surface of the sliding block 504 is provided with a circular groove, the size of the circular groove is matched with the size of the inserting bar 503, the length of the barrier 506 is larger than the diameter of the inserting column 502, the length of the barrier 506 is smaller than the width of the first long rod 1, the surface of the rectangular plate 507 is provided with a limit groove, the size of the limit groove is matched with the size of the limit rod 511, at the moment, the barrier 506 is transversely arranged at the connecting position of the first long rod 1 and the second long rod 2 and the inserting column 502, because the length of the barrier 506 is larger than the diameter of the inserting column 502, the barrier 506 limits the inserting column 502 to move on the surfaces of the first long rod 1 and the second long rod 2, when the inserting column 502 needs to be detached, the sliding block 504 moves towards the direction far away from the first long rod 1 and the second long rod 2 when the sliding block 504 is slid, at the moment, the barrier 506 is rotated, and the barrier 506 is perpendicular to the first long rod 1 and the second long rod 2, at this point the stop strip 506 will no longer block the movement of the first long rod 1 and the second long rod 2.

The effect that its whole protective structure 5 reaches does, through setting up protective structure 5, when hemostatic forceps do not use, because hemostatic forceps's most advanced unusual sharpness, when the nurse is holding the removal, if there is the patient to hit the nurse carelessly in the corridor, make nurse's hemostatic forceps on hand easily broken away and fly, other people are hindered easily to hemostatic forceps this moment, remove connecting block 501 earlier this moment, connecting block 501 will drive insert post 502 and inject first stock 1 and second stock 2 in, first stock 1 and second stock 2 will be inserted the restriction of post 502 and rotate by two, along with this protective sheath 512 on slip rectangular plate 507 surface, protective sheath 512 will entangle the most advanced of first stock 1 and second stock 2, thereby avoid the most advanced accident of first stock 1 and second stock 2 to poke other people, wherein after inserting post 502 into first stock 1 and second stock 2, rotate blend stop 506 earlier, blend stop 506 will with first stock 1, stock 1, The second long rod 2 is parallel, the sliding block 504 slides towards the first long rod 1 and the second long rod 2, the sliding block 504 drives the round rod 505 and the blocking strip 506 to be close to the first long rod 1 and the second long rod 2, then the inserting strip 503 close to the first long rod 1 and the second long rod 2 is screwed, the inserting strip 503 is inserted into the sliding block 504 so as to limit the movement of the sliding block 504, the blocking strip 506 is transverse to the connection part of the first long rod 1 and the second long rod 2 and the inserting column 502, because the length of the blocking strip 506 is larger than the diameter of the inserting column 502, the blocking strip 506 limits the inserting column 502 to move on the surfaces of the first long rod 1 and the second long rod 2, when the inserting column 502 needs to be detached, the sliding block 504 moves towards the direction far away from the first long rod 1 and the second long rod 2 when the sliding block 504 slides, the blocking strip 506 rotates, the blocking strip 506 is perpendicular to the first long rod 1 and the second long rod 2, at the blocking strip 506 blocks the movement of the first long rod 1 and the second long rod 2, the whole structure solves the problem that when the hemostatic forceps are not used, the tip of the hemostatic forceps is sharp and easily stabs other people.

Example 2, on the basis of example 1, as shown in fig. 1 and 7, an auxiliary structure 6 is disposed on a surface of a first long rod 1, the auxiliary structure 6 includes a first connecting frame 61, the surface of the first connecting frame 61 is fixedly connected with the first long rod 1, a second connecting frame 62 is fixedly connected to a position of a second long rod 2 corresponding to the first connecting frame 61, through holes are disposed on surfaces of the first connecting frame 61 and the second connecting frame 62, a cylinder 63 is fixedly connected to a position of the first connecting frame 61 corresponding to the through holes, a long column 64 is slidably inserted into the cylinder 63, a rectangular strip 65 is fixedly connected to a surface of the long column 64, two fixed columns 66 are fixedly connected to one end of the rectangular strip 65 close to the cylinder 63, a collar 67 is fixedly connected to one end of the long column 64 far from the rectangular strip 65, a rectangular frame 68 is rotatably connected to a surface of the first connecting frame 61, a handle 69 is fixedly connected to a surface of the rectangular frame 68, when the hemostatic forceps are used for clamping blood vessels, a nurse is often required to continuously press the hemostatic forceps by hands, the traditional hemostatic forceps are only simply clamped and are easy to loosen, so that the blood vessels are not clamped tightly, when the first long rod 1 and the second long rod 2 need to be opened, the lantern ring 67 is pressed in the directions of the first long rod 1 and the second long rod 2 firstly, the lantern ring 67 drives the long column 64 to move in the cylinder 63, the long column 64 drives the rectangular strip 65 to move, the rectangular strip 65 drives the fixing column 66 to move out of the slot on the surface of the second connecting frame 62, the fixing column 66 does not limit the relative movement of the first connecting frame 61 and the second connecting frame 62 at the moment, one end of the rectangular frame 68 close to the first connecting frame 61 is fixedly connected with the spring, one end of the spring far away from the rectangular frame 68 is fixedly connected with the first connecting frame 61, the second connecting frame 62 is provided with the slot relative to the position of the rectangular strip 65, the size of slot and the size looks adaptation of fixed column 66, and when needs centre gripping blood vessel, earlier first stock 1 and the closure of second stock 2, first stock 1 and second stock 2 will grasp the blood vessel, at this moment loosen lantern ring 67, lantern ring 67 will no longer extrude rectangle frame 68, rectangle frame 68 will be promoted by the spring of its bottom end, rectangle frame 68 will drive lantern ring 67 simultaneously and rise, lantern ring 67 will drive long post 64 and rise, long post 64 will drive rectangle strip 65 and rise, rectangle strip 65 will drive fixed column 66 and insert in the slot on second carriage 62 surface this moment, fixed column 66 will restrict first carriage 61, the removal of second carriage 62 together with drum 63, first stock 1 and second stock 2 will be restricted and can't take place the rotation this moment.

The effect that its whole auxiliary structure 6 reaches does, through setting up auxiliary structure 6, when using hemostatic forceps to clip the blood vessel, often need the nurse to continue to press with the hand, and traditional hemostatic forceps only has simple joint, loosen easily, thereby lead to the blood vessel centre gripping not tight, when needs open first stock 1 and second stock 2, press down lantern ring 67 to the direction of first stock 1 and second stock 2 earlier, lantern ring 67 will drive long post 64 and remove in drum 63, long post 64 will drive rectangle strip 65 and remove at this moment, rectangle strip 65 will drive fixed column 66 and remove from the slot on second connecting frame 62 surface, fixed column 66 will no longer restrict the relative movement of first connecting frame 61 and second connecting frame 62 at this moment, and when needing the centre gripping blood vessel, first stock 1 and second stock 2 will be closed earlier, first stock 1 and second stock 2 will grasp the blood vessel, at this moment, the lantern ring 67 is loosened, the lantern ring 67 does not extrude the rectangular frame 68 any more, the rectangular frame 68 is pushed by the spring at the bottom end of the rectangular frame, the lantern ring 67 is driven by the rectangular frame 68 to ascend, the lantern ring 67 drives the long column 64 to ascend, the long column 64 drives the rectangular strip 65 to ascend, the rectangular strip 65 drives the fixed column 66 to be inserted into the slot on the surface of the second connecting frame 62, the fixed column 66 and the cylinder 63 limit the movement of the first connecting frame 61 and the second connecting frame 62 together, at the moment, the first long rod 1 and the second long rod 2 are limited and cannot rotate, and the whole structure solves the problems that the hands of a nurse are required to be continuously forced to maintain when the first long rod 1 and the second long rod 2 clamp blood vessels, and the hands of the nurse are easily softened for a long time.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims (9)

1. The utility model provides a hemostatic forceps with adjust centre gripping angle, includes first stock (1) and limit structure (4), the inner wall of first stock (1) is rotated and is connected with pivot (3), the surface rotation cover of pivot (3) has second stock (2), its characterized in that: the surface of pivot (3) is equipped with limit structure (4), limit structure (4) include cylinder (401), the surface and pivot (3) fixed connection of cylinder (401), the fixed surface of cylinder (401) is connected with framework (402), the inside slip of framework (402) is inserted and is equipped with slide bar (403), the one end fixedly connected with long board (404) of cylinder (401) is kept away from in slide bar (403), the fixed surface of long board (404) is connected with spacing post (405), the quantity of spacing post (405) is two, two spacing post (405) are located the both ends that first stock (1) and second stock (2) kept away from each other respectively.

2. The hemostatic forceps with adjustable clamping angle of claim 1, wherein: the top end of the frame body (402) is fixedly connected with two connecting plates (407), one ends, close to each other, of the two connecting plates (407) are fixedly connected with a long strip (408), a gear (409) is rotatably sleeved on the surface of the long strip (408), and an insertion block (406) is inserted into the frame body (402) in a sliding manner; the top end of the sliding rod (403) is provided with a groove, the size of the groove is matched with that of the inserting block (406), the top end of the inserting block (406) is fixedly connected with a circular ring (410), and the gear (409) is meshed with the sliding rod (403) through the groove.

3. The hemostatic forceps with adjustable clamping angle of claim 2, wherein: the surface of the first long rod (1) is provided with an auxiliary structure (6), the auxiliary structure (6) comprises a first connecting frame (61), the surface of the first connecting frame (61) is fixedly connected with the first long rod (1), the second long rod (2) is fixedly connected with a second connecting frame (62) relative to the position of the first connecting frame (61), through holes are formed in the surfaces of the first connecting frame (61) and the second connecting frame (62), the first connecting frame (61) is fixedly connected with a cylinder (63) relative to the position of the through holes, a long column (64) is inserted in the cylinder (63) in a sliding mode, the surface of the long column (64) is fixedly connected with a rectangular strip (65), one end, close to the cylinder (63), of the rectangular strip (65) is fixedly connected with two fixed columns (66), one end, far away from the rectangular strip (65), of the long column (64) is fixedly connected with a lantern ring (67), the surface of the first connecting frame (61) is rotatably connected with a rectangular frame (68), and the surface of the rectangular frame (68) is fixedly connected with a handle (69).

4. The hemostatic forceps with adjustable clamping angle of claim 3, wherein: the spring is fixedly connected to one end, close to the first connecting frame (61), of the rectangular frame (68), and one end, far away from the rectangular frame (68), of the spring is fixedly connected with the first connecting frame (61).

5. The hemostatic forceps with adjustable clamping angle of claim 3, wherein: the second connecting frame (62) is provided with a slot corresponding to the position of the rectangular strip (65), and the size of the slot is matched with that of the fixing column (66).

6. The hemostatic forceps with adjustable clamping angle of claim 1, wherein: the protective structure (5) is arranged inside the first long rod (1) and the second long rod (2), the protective structure (5) comprises two inserting columns (502), the surfaces of the two inserting columns (502) are respectively movably connected with the first long rod (1) and the second long rod (2), the surfaces of the two inserting columns (502) are respectively fixedly connected with a connecting block (501), the surface of the connecting block (501) is fixedly connected with a rectangular plate (507), the surface of the rectangular plate (507) is provided with a rectangular hole, the surface of the rectangular hole is slidably connected with a round rod (508), the surface of the round rod (508) is slidably connected with a protective sleeve (512), the inner wall of the inserting column (502) is slidably connected with two sliding blocks (504), one ends of the two sliding blocks (504) close to each other are fixedly connected with a round rod (505), the surface of the round rod (505) is rotatably sleeved with a blocking strip (506), the arc surface screw thread of inserting post (502) is inserted and is equipped with cutting (503), the inside slip of pole (508) is inserted and is equipped with connecting rod (509), the fixed surface of connecting rod (509) is connected with limiting plate (510), limiting plate (510) are close to one end fixedly connected with gag lever post (511) of first stock (1).

7. The hemostatic forceps with adjustable clamping angle of claim 6, wherein: the surface of the sliding block (504) is provided with a circular groove, and the size of the circular groove is matched with that of the inserting strip (503).

8. The hemostatic forceps with adjustable clamping angle of claim 6, wherein: the length of the barrier strip (506) is larger than the diameter of the inserted column (502), and the length of the barrier strip (506) is smaller than the width of the first long rod (1).

9. The hemostatic forceps with adjustable clamping angle of claim 6, wherein: the surface of the rectangular plate (507) is provided with a limiting groove, and the size of the limiting groove is matched with that of the limiting rod (511).

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