CN113100869B

CN113100869B - Hemostatic clamp used under endoscope

Info

Publication number: CN113100869B
Application number: CN202110520658.5A
Authority: CN
Inventors: 周铁君
Original assignee: Suzhou Frankenman Medical Equipment Co Ltd
Current assignee: Suzhou Frankenman Medical Equipment Co Ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2022-04-12
Anticipated expiration: 2041-05-13
Also published as: CN113100869A

Abstract

The invention discloses a hemostatic clamp used under an endoscope, which belongs to the field of hemostatic clamps and comprises a holding ring, wherein the outer wall of the holding ring is fixedly connected with a handle, the outer wall of the handle is provided with a through groove and a Z-shaped groove corresponding to the through groove, the Z-shaped groove is divided into a top groove and a bottom groove, the length of the bottom groove is greater than that of the top groove, the bottom side of the handle is fixedly connected with an anti-slip rod, the bottom side of the anti-slip rod is fixedly connected with an elastic metal cylinder, the bottom end of the elastic metal cylinder is fixedly connected with a connecting metal cylinder, the bottom side of the connecting metal cylinder is movably connected with a clamping cylinder, a hemostatic clamp is arranged in the clamping cylinder, and the hemostatic clamp is divided into two clamping columns, so that the hemostatic clamp can be prevented from being separated from the hemostatic clamp due to overlarge retraction force during test use, the clamping clamp can be prevented from being separated from the hemostatic clamp, the clamped hemostatic clamp can be assisted in clamping, and looseness of the hemostatic clamp can be effectively avoided, leading to the occurrence of a situation in which the patient needs to undergo a secondary operation.

Description

Hemostatic clamp used under endoscope

Technical Field

The invention relates to the field of hemostatic clamps, in particular to a hemostatic clamp used under an endoscope.

Background

The hemostatic clamp comprises a hemostatic clamp and a clamp holder, wherein the clamp holder is made of medical 316 stainless steel materials conforming to American SST, the hemostatic clamp is made of medical cobalt-chromium alloy materials conforming to American ASTMF1058, and the medical cobalt-chromium alloy is composed of nickel, cobalt, chromium, molybdenum, iron, manganese, carbon and beryllium. The hemostatic clamp is suitable for clamping human blood vessels and tissues for hemostasis in surgical operations.

At present, the hemostatic clamp who uses is behind the centre gripping, make the holder break away from hemostatic clamp through the mode of tertiary backing back in the same spout that rolls back that is holding, but because need try before using, in order to confirm whether hemostatic clamp damages, consequently lead to sometimes when trying, the dynamics of rolling back leads to the holder directly to break away from with hemostatic clamp excessively, and then unable use, cause the waste, and behind the holder breaks away from hemostatic clamp, hemostatic clamp carries out spacing messenger hemostatic clamp clamping through a chuck section of thick bamboo, but because hemostatic clamp is elastic, after a period, probably take place under the condition that the wound that the patient was held the position by the clamping is not healed completely, the centre gripping of hemostatic clamp can take place to relax, cause the patient to need carry out the secondary operation, bring very big inconvenience and potential safety hazard for the patient.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a hemostatic clamp for use under an endoscope, which can be used for avoiding that a clamp holder is separated from the hemostatic clamp due to overlarge rollback force when the hemostatic clamp is used for trial, so that the hemostatic clamp cannot be used, can be used for carrying out auxiliary clamping on the clamped hemostatic clamp, and effectively avoids the situation that a patient needs to carry out a secondary operation due to the fact that the hemostatic clamp is loosened.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a use hemostatic clamp under scope, includes and holds the ring, hold ring outer wall fixedly connected with handle, the handle outer wall set up run through the groove and with run through the corresponding Z-shaped groove in groove, the Z-shaped groove divide into top groove and kerve two parts, and the length of kerve is greater than the length in top groove, the bottom side fixedly connected with antislip rod of handle, antislip rod bottom side fixedly connected with elastic metal tube, elastic metal tube's bottom fixedly connected with connects metal tube, it has a clamping cylinder to connect metal tube bottom side swing joint, the inside hemostatic clamp that is provided with of clamping cylinder, hemostatic clamp divide into two clamp posts, the inside activity of handle is pegged graft and is had the steel wire stay cord, the steel wire runs through the antislip rod and connects inside the metal tube extends to clamping cylinder, the top fixedly connected with arm-tie of steel wire stay cord, arm-tie activity is pegged graft and is being run through inslot portion.

Further, the position activity that the elastic metal section of thick bamboo outer wall is close to the top has cup jointed the protection lantern ring, protection lantern ring bottom side fixedly connected with protective sheath, the protective sheath internal diameter is from last to grow gradually down, the protective sheath cup joints at the elastic metal section of thick bamboo and is connected the metal section of thick bamboo outside.

Furthermore, a movable lantern ring is movably sleeved outside the handle, an inner U-shaped ring is fixedly connected to the position, close to the bottom side, of the inner wall of the movable lantern ring, and two ends of the pulling plate are movably connected inside the inner U-shaped ring in an inserted mode.

Furthermore, the position of the inner wall of the movable lantern ring close to the top is fixedly connected with a limiting column, and the limiting column is movably inserted in the Z-shaped groove.

Further, the position that the centre gripping section of thick bamboo outer wall is close to the top has seted up first draw-in groove, the movable groove has been seted up to the position on the lower side in the middle of the centre gripping section of thick bamboo outer wall, two symmetrical dead slots have been seted up to centre gripping section of thick bamboo bottom, the bottom swing joint of steel wire stay cord has the connecting block, connecting block right side fixedly connected with ejector pad, the bottom side swing joint of connecting block has the spliced pole, the bottom side and the hemostatic clamp one side fixed connection of spliced pole, two clamp posts of hemostatic clamp extend to the centre gripping section of thick bamboo outside through the dead slot respectively, the second draw-in groove has been seted up to a clamp post that the hemostatic clamp is located the direction of first draw-in groove.

Furthermore, the left side of the outer wall of the connecting column is fixedly connected with a sliding block, a sliding groove is formed in the position, corresponding to the sliding block, of the inner wall of the clamping cylinder, the sliding groove is connected with the sliding block in a sliding mode, the inner wall of the clamping cylinder is fixedly connected with an arc-shaped block close to the top of the sliding groove, the bottom side of the arc-shaped block is arc-shaped, the right side of the arc-shaped block is a plane, and the central shaft of the clamping cylinder is located in the plane where the right side of the clamping cylinder is located.

Further, the inner wall of the clamping cylinder is opposite to a U-shaped seat fixedly connected with the connecting position of the top of the sliding groove and the bottom of the arc-shaped block, an auxiliary rod is rotatably connected between the inner walls of the two opposite sides of the U-shaped seat, the bottom end of the auxiliary rod extends to the outside of the clamping cylinder through a movable groove, the bottom end of the auxiliary rod is fixedly connected with a first clamping column facing the inside of the clamping cylinder, the first clamping column is matched with a second clamping groove, the top end of the auxiliary rod is fixedly connected with a second clamping column facing the outside of the clamping cylinder, the second clamping column is matched with the first clamping groove, and a tightening spring is fixedly connected between the right side of the auxiliary rod and the inner wall of the clamping cylinder.

Further, the circular slot has all been seted up to the relative both sides inner wall of spout, distance between circular slot and the spout top equals the length of spliced pole, two the equal fixedly connected with extrusion spring of the relative one side inner wall of circular slot, two the equal fixedly connected with extrusion post of the relative one end of extrusion spring, the front end of extrusion post is the hemisphere, and under the extrusion spring natural state, half the front end of extrusion post is located the circular slot inside, and half is located the circular slot outside.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) when this scheme is tried to use, limiting displacement through the Z-shaped groove, can try on at the kerve position in Z-shaped groove, when using, upwards promote the activity lantern ring, the activity lantern ring is through interior U-shaped ring and arm-tie pulling steel wire stay cord, when the spacing post moves the top of the kerve in Z-shaped groove, rotate the activity lantern ring, make during spacing post moves the apical trough in Z-shaped groove, continue upwards promote the activity lantern ring can, can prevent effectively like this that the hemostatic clamp from when trying, it is too big to roll back the dynamics, lead to the holder to break away from the hemostatic clamp, cause the unable condition of using of hemostatic clamp to take place.

(2) This scheme upwards promotes the activity lantern ring, drive the hemostatic clamp through the steel wire stay cord and grasp patient's wound position and take in a centre gripping section of thick bamboo with the hemostatic clamp, contact until slider top and spout top, at this moment under the effect of extrusion spring, two squeeze posts block the slider, prevent the slider from sliding, and then prevent the hemostatic clamp lax, then continue to stimulate the steel wire stay cord backward, make connecting block and spliced pole break away from, when the connecting block is continued to stimulate, the top of extrusion auxiliary rod under the effect of arc piece, and block in squeezing into first draw-in groove with the second card post, and simultaneously, inside first card post card advances the second draw-in groove, further prevent the hemostatic clamp like this under self elastic effect, open towards the direction of dead slot, lead to the hemostatic clamp lax, make the condition that the patient need carry out the secondary operation take place.

Drawings

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

FIG. 2 is a schematic view of the present invention in partial cross-section in FIG. 1;

FIG. 3 is a side view of the grip of the present invention;

FIG. 4 is a schematic cross-sectional view of FIG. 3 in accordance with the present invention;

FIG. 5 is a schematic side view of the clamping cylinder of the present invention;

FIG. 6 is an enlarged view of the structure at A in FIG. 5 according to the present invention;

FIG. 7 is a schematic cross-sectional view of FIG. 5 in accordance with the present invention;

fig. 8 is an enlarged view of the structure of fig. 7 at B according to the present invention.

The reference numbers in the figures illustrate:

1. a holding ring; 2. a grip; 3. an anti-slip bar; 4. an elastic metal cylinder; 5. a protective collar; 6. a protective sleeve; 7. connecting the metal cylinders; 8. a clamping cylinder; 9. a steel wire rope; 10. a through groove; 11. a Z-shaped groove; 12. a movable collar; 13. an inner U-shaped ring; 14. pulling a plate; 15. a limiting column; 16. a first card slot; 17. a movable groove; 18. an empty groove; 19. connecting blocks; 20. a push block; 21. connecting columns; 22. a hemostatic clamp; 23. a second card slot; 24. a slider; 25. a chute; 26. a U-shaped seat; 27. an auxiliary lever; 28. a first clamp post; 29. a second clamping column; 30. tightening the spring; 31. an arc-shaped block; 32. a circular groove; 33. a compression spring; 34. the column is squeezed.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Example 1:

referring to fig. 1-8, a hemostatic clamp for use under an endoscope comprises a grip ring 1, a grip 2 is fixedly connected to the outer wall of the grip ring 1, a through groove 10 and a Z-shaped groove 11 corresponding to the through groove 10 are formed in the outer wall of the grip 2, the Z-shaped groove 11 is divided into a top groove and a bottom groove, the length of the bottom groove is greater than that of the top groove, the bottom groove of the Z-shaped groove 11 can be tried by limiting the Z-shaped groove 11, an anti-slip rod 3 is fixedly connected to the bottom side of the grip 2, an elastic metal cylinder 4 is fixedly connected to the bottom side of the anti-slip rod 3, a connecting metal cylinder 7 is fixedly connected to the bottom side of the elastic metal cylinder 4, a clamping cylinder 8 is movably connected to the bottom side of the connecting metal cylinder 7, a hemostatic clamp 22 is arranged inside the clamping cylinder 8, the hemostatic clamp 22 is divided into two clamping posts, a steel wire pull rope 9 is movably inserted inside the grip 2, the steel wire pull rope 9 extends to the inside of the clamping cylinder 8 through the anti-slip rod 3 and the connecting metal cylinder 7, the top end of the steel wire pull rope 9 is fixedly connected with a pulling plate 14, and the pulling plate 14 is movably inserted in the through groove 10.

Referring to fig. 2, the position activity that 4 outer walls of elastic metal section of thick bamboo are close to the top has cup jointed the protection lantern ring 5, and protection lantern ring 5 bottom side fixedly connected with protective sheath 6, protective sheath 6 internal diameter from last to grow gradually down, and protective sheath 6 cup joints in elastic metal section of thick bamboo 4 and connection metal section of thick bamboo 7 outsidely, and protective sheath 6 can avoid when not using, and hemostatic clamp 22 receives the pollution.

Referring to fig. 4, the exterior of the handle 2 is movably sleeved with a movable lantern ring 12, the inner wall of the movable lantern ring 12 near the bottom side is fixedly connected with an inner U-shaped ring 13, and two ends of a pulling plate 14 are movably inserted into the inner U-shaped ring 13, so that the movable lantern ring 12 can pull the steel wire pulling rope 9 through the pulling plate 14 and can rotate.

Referring to fig. 4, the inner wall of the movable sleeve 12 is fixedly connected with a limit post 15 near the top, the limit post 15 is movably inserted into the Z-shaped groove 11, and the limit post 15 is matched with the Z-shaped groove 11, so that the situation that the holder is separated from the hemostatic clamp 22 due to overlarge retraction force can be effectively avoided.

Referring to fig. 7, a first clamping groove 16 has been seted up to the position that a centre gripping section of thick bamboo 8 outer wall is close to the top, movable groove 17 has been seted up to the position that descends in the middle of a centre gripping section of thick bamboo 8 outer wall, two symmetrical dead slots 18 have been seted up to a centre gripping section of thick bamboo 8 bottom side, the bottom swing joint of steel wire stay cord 9 has connecting block 19, connecting block 19 right side fixedly connected with ejector pad 20, the bottom side swing joint of connecting block 19 has spliced pole 21, the bottom side and the hemostatic clamp 22 one side fixed connection of spliced pole 21, two clamp posts of hemostatic clamp 22 extend to a centre gripping section of thick bamboo 8 outside through dead slot 18 respectively, second draw-in groove 23 has been seted up to a clamp post that hemostatic clamp 22 is located the direction of first draw-in groove 16, like this when spurting hemostatic clamp 22, can make two clamp posts of hemostatic clamp 22 be close to and press from both sides tightly through two dead slots 18.

Referring to fig. 7, the slide block 24 is fixedly connected to the left side of the outer wall of the connecting column 21, the slide groove 25 is formed in the position, corresponding to the slide block 24, of the inner wall of the clamping cylinder 8, the slide groove 25 is connected with the slide block 24 in a sliding manner, the arc block 31 is fixedly connected to the position, close to the top of the slide groove 25, of the inner wall of the clamping cylinder 8, the bottom side of the arc block 31 is arc-shaped, the right side of the arc block is a plane, the central shaft of the clamping cylinder 8 is located in the plane where the right side of the clamping cylinder is located, and the slide groove 25 and the slide block 24 can ensure the stability of the hemostatic clamp 22 when being pulled.

Referring to fig. 7, a U-shaped seat 26 is fixedly connected to a position of the inner wall of the clamping cylinder 8, which is opposite to the joint between the top of the sliding slot 25 and the bottom side of the arc block 31, an auxiliary rod 27 is rotatably connected between the inner walls of two opposite sides of the U-shaped seat 26, the bottom end of the auxiliary rod 27 extends to the outside of the clamping cylinder 8 through the movable slot 17, the bottom end of the auxiliary rod 27 is fixedly connected with a first clamping column 28 facing the inside of the clamping cylinder 8, the first clamping column 28 is adapted to a second clamping slot 23, the top end of the auxiliary rod 27 is fixedly connected with a second clamping column 29 facing the outside of the clamping cylinder 8, the second clamping column 29 is adapted to the first clamping slot 16, a tightening spring 30 is fixedly connected between the right side of the auxiliary rod 27 and the inner wall of the clamping cylinder 8, after the connecting block 19 is separated from the connecting post 21, the top end of the auxiliary rod 27 is pressed by the arc block 31 when the connecting block 19 is continuously pulled, and the second clamping column 29 is clamped in the first clamping slot 16, at the same time, the first locking column 28 is locked inside the second locking groove 23, which further prevents the hemostatic clamp 22 from opening toward the empty groove 18 under the action of its own elasticity, resulting in the loosening of the hemostatic clamp 22.

Referring to fig. 8, circular slot 32 has all been seted up to the relative both sides inner wall of spout 25, distance between circular slot 32 and the spout 25 top equals the length of spliced pole 21, the equal fixedly connected with extrusion spring 33 of two relative one side inner walls of circular slot 32, the equal fixedly connected with extrusion post 34 of two relative one ends of extrusion spring 33, the front end of extrusion post 34 is the hemisphere, extrusion spring 33 is under the natural state, half of the front end of extrusion post 34 is located inside circular slot 32, half is located the circular slot 32 outside, contact with spout 25 top at slider 24 top, this moment under extrusion spring 33's effect, two extrusion posts 34 block slider 24, prevent that slider 24 from sliding, and then prevent that hemostatic clamp 22 from relaxing.

When in use: when the hemostatic forceps are used, the movable sleeve ring 12 is pushed upwards, the movable sleeve ring 12 pulls the steel wire pull rope 9 through the inner U-shaped ring 13 and the pull plate 14, when the limiting column 15 moves to the top of the bottom groove of the Z-shaped groove 11, the movable sleeve ring 12 is rotated, the limiting column 15 moves to the top groove of the Z-shaped groove 11, the movable sleeve ring 12 continues to be pushed upwards, the movable sleeve ring 12 drives the hemostatic forceps 22 to clamp the wound part of a patient through the steel wire pull rope 9 and take the hemostatic forceps 22 into the clamping barrel 8 until the top of the sliding block 24 is contacted with the top of the sliding groove 25, at the moment, under the action of the extrusion spring 33, the two extrusion columns 34 block the sliding block 24 to prevent the sliding block 24 from sliding and further prevent the hemostatic forceps 22 from loosening, then the steel wire pull rope 9 continues to be pulled backwards, so that the connecting block 19 is separated from the connecting column 21, when the connecting block 19 is continuously pulled, the top end of the auxiliary rod 27 is extruded under the action of the arc-shaped block 31, and the second clamping column 29 is extruded into the first clamping groove 16 to be clamped, meanwhile, the first clamping column 28 is clamped into the second clamping groove 23, so that the hemostatic clamp 22 is further prevented from being opened towards the empty groove 18 under the action of the elasticity of the hemostatic clamp, the hemostatic clamp 22 is loosened, and the patient needs to perform a secondary operation.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a use hemostatic clamp under scope, includes and holds ring (1), its characterized in that: the outer wall of the holding ring (1) is fixedly connected with a handle (2), the outer wall of the handle (2) is provided with a through groove (10) and a Z-shaped groove (11) corresponding to the through groove (10), the Z-shaped groove (11) is divided into a top groove and a bottom groove, the length of the bottom groove is larger than that of the top groove, the bottom side of the handle (2) is fixedly connected with an anti-skid rod (3), the bottom side of the anti-skid rod (3) is fixedly connected with an elastic metal cylinder (4), the bottom end of the elastic metal cylinder (4) is fixedly connected with a connecting metal cylinder (7), the bottom side of the connecting metal cylinder (7) is movably connected with a clamping cylinder (8), a hemostatic clamp (22) is arranged inside the clamping cylinder (8), the hemostatic clamp (22) is divided into two clamping columns, a steel wire pull rope (9) is movably inserted inside the handle (2), and the steel wire pull rope (9) penetrates through the anti-skid rod (3) and the connecting metal cylinder (7) and extends to the inside of the clamping cylinder (8), the top end of the steel wire pull rope (9) is fixedly connected with a pull plate (14), the pull plate (14) is movably inserted into a through groove (10), a first clamping groove (16) is formed in the position, close to the top, of the outer wall of the clamping cylinder (8), a movable groove (17) is formed in the position, lower than the middle, of the outer wall of the clamping cylinder (8), two symmetrical empty grooves (18) are formed in the bottom side of the clamping cylinder (8), a connecting block (19) is movably connected to the bottom end of the steel wire pull rope (9), a push block (20) is fixedly connected to the right side of the connecting block (19), a connecting column (21) is movably connected to the bottom side of the connecting block (19), the bottom side of the connecting column (21) is fixedly connected with one side of a hemostatic clamp (22), two clamping columns of the hemostatic clamp (22) extend to the outer portion of the clamping cylinder (8) through the empty grooves (18), one clamping column, located in the direction of the first clamping groove (16), of the hemostatic clamp (22) is provided with a second clamping groove (23), the clamping device is characterized in that a sliding block (24) is fixedly connected to the left side of the outer wall of the connecting column (21), a sliding groove (25) is formed in the position, corresponding to the sliding block (24), of the inner wall of the clamping cylinder (8), the sliding groove (25) is connected with the sliding block (24) in a sliding mode, an arc-shaped block (31) is fixedly connected to the position, close to the top of the sliding groove (25), of the inner wall of the clamping cylinder (8), the bottom side of the arc-shaped block (31) is arc-shaped, the right side of the arc-shaped block is plane, a central shaft of the clamping cylinder (8) is located in the plane where the right side of the clamping cylinder is located, a U-shaped seat (26) is fixedly connected to the position, at the connecting position of the top of the sliding groove (25) and the bottom side of the arc-shaped block (31), an auxiliary rod (27) is rotatably connected between the inner walls on the two opposite sides of the U-shaped seat (26), and the bottom end of the auxiliary rod (27) extends to the outside of the clamping cylinder (8) through a movable groove (17), the bottom end of the auxiliary rod (27) is fixedly connected with a first clamping column (28) facing the inside of the clamping barrel (8), the first clamping column (28) is matched with a second clamping groove (23), the top end of the auxiliary rod (27) is fixedly connected with a second clamping column (29) facing the outside of the clamping barrel (8), the second clamping column (29) is matched with a first clamping groove (16), a tightening spring (30) is fixedly connected between the right side of the auxiliary rod (27) and the inner wall of the clamping barrel (8), circular grooves (32) are formed in the inner walls of two opposite sides of the sliding groove (25), the distance between the circular grooves (32) and the top of the sliding groove (25) is equal to the length of the connecting column (21), two extrusion springs (33) are fixedly connected to the inner wall of one opposite side of each circular groove (32), and two extrusion springs (34) are fixedly connected to the opposite ends of the extrusion springs (33), the front end of the extrusion column (34) is hemispherical, and under the natural state of the extrusion spring (33), half of the front end of the extrusion column (34) is positioned inside the circular groove (32), and half of the front end of the extrusion column is positioned outside the circular groove (32).

2. The endoscopic hemostatic clip according to claim 1, wherein: the position activity that elastic metal section of thick bamboo (4) outer wall is close to the top has cup jointed the protection lantern ring (5), protection lantern ring (5) bottom side fixedly connected with protective sheath (6), protective sheath (6) internal diameter is from last to down grow gradually, protective sheath (6) cup joint elastic metal section of thick bamboo (4) and connect metal section of thick bamboo (7) outside.

3. The endoscopic hemostatic clip according to claim 2, wherein: the outer part of the handle (2) is movably sleeved with a movable lantern ring (12), the inner wall of the movable lantern ring (12) close to the bottom side is fixedly connected with an inner U-shaped ring (13), and two ends of the pulling plate (14) are movably inserted into the inner U-shaped ring (13).

4. The endoscopic hemostatic clip according to claim 3, wherein: the position of the inner wall of the movable lantern ring (12) close to the top is fixedly connected with a limiting column (15), and the limiting column (15) is movably inserted into the Z-shaped groove (11).