Novel multifunctional haemorrhoids loop ligature device

Abstract

The utility model discloses a novel multifunctional haemorrhoids ligation device, which relates to the field of medical instruments and comprises an inner tube, the right end of the inner tube is fixedly connected with the left end of a holding cylinder, a driving mechanism is arranged in the holding cylinder and connected with an outer tube, the outer tube is sleeved on the inner tube, and the outer tube is connected with the holding cylinder. The left end of the outer side face of the inner tube is sleeved with a plurality of limiting rings and elastic ligation rings at the same time. The elastic loop ligature rings are arranged in the connecting grooves formed in the limiting rings in a sleeved mode, so that the spacing between every two adjacent elastic loop ligature rings is increased through the limiting rings, and the situation that when the outer tube moves, the elastic loop ligature rings are pushed to be tightly stacked, and a user cannot conveniently and accurately control the displacement amount of the outer tube so that one elastic loop ligature ring can be pushed at a time is avoided; furthermore, the displacement distance of the outer tube is increased by utilizing the limiting ring when a single elastic ligation ring is pushed, so that the operation is easier, and the operation convenience of the device is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a medical instrument, in particular to a novel multifunctional hemorrhoid ligation device. BACKGROUND

[0002] Hemorrhoid ligation is one of the best treatment methods for non-surgical treatment, which is to put a special rubber ring on the base of hemorrhoids or mucosa above the hemorrhoids at a proper position through a special hemorrhoid ligation device, to block the blood supply of hemorrhoids or reduce venous reflux through the tightening of the rubber ring, to reduce the hyperemia and hypertrophy of hemorrhoids or blood stasis, to cause ischemia, atrophy and necrosis, to gradually shed the ligation tissue, and to repair the wound tissue and heal.

[0003] The existing technology usually consists of an outer tube and an inner tube, and the elastic ligation ring is sleeved on the end of the inner tube during use, and the hemorrhoids are sucked into the inner tube by negative pressure, and then the elastic ligation ring is pushed off the inner tube by moving the outer tube, so that the elastic ligation ring shrinks to ligate the hemorrhoids.

[0004] The existing technology is mostly to tightly sleeve multiple elastic ligation rings on the end of the inner tube at the same time, since the diameter of the elastic ligation ring is small, and the multiple elastic ligation rings are tightly attached when pushing the elastic ligation ring, it is difficult to accurately control the movement distance of the outer tube, so that multiple elastic ligation rings are pushed down at one time, and multiple elastic ligation rings ligate the same hemorrhoids at the same time, which easily increases the discomfort of the patient, and since the number of elastic ligation rings provided by each ligation device is limited, if the patient needs to ligate multiple parts at the same time, the waste of elastic ligation rings will require multiple ligation devices to be opened and used, which will increase the medical cost of the patient. TECHNICAL FIELD

[0005] The utility model aims at providing a novel multifunctional hemorrhoid ligation device to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a novel multifunctional hemorrhoid ligation device, comprising an inner tube, the right end of the inner tube is fixedly connected with the left end of a holding cylinder, a driving mechanism is arranged in the holding cylinder, the driving mechanism is connected with an outer tube, and the outer tube is sleeved on the inner tube.

[0007] The left end of the outer side of the inner tube is simultaneously sleeved with multiple limiting rings and elastic ligation rings.

[0008] As a preferred technical scheme of the utility model, the multiple elastic ligation rings are respectively sleeved in multiple connecting grooves, and the multiple connecting grooves are respectively arranged at the right end of the inner side of the multiple limiting rings.

[0009] As a preferred technical scheme of the utility model, the inner side face left end of each limiting ring is fixedly provided with a rubber ring, and the inner side face of the plurality of rubber rings is overlapped with the outer side face of the inner tube.

[0010] As a preferred technical scheme of the utility model, the inner tube right end is fixedly connected with the left end of the connecting pipe, and the right end of the connecting pipe passes through the right side face of the holding cylinder and extends to the outside thereof.

[0011] As a preferred technical scheme of the utility model, the connecting pipe right end is provided with a valve.

[0012] As a preferred technical scheme of the utility model, the driving mechanism comprises a connecting frame, and the left end of the connecting frame is fixedly connected with the outer side face of the outer tube on the upper side and the lower side.

[0013] As a preferred technical scheme of the utility model, the connecting frame is simultaneously sleeved in two through grooves one, the two through grooves one are arranged in the left side face of the holding cylinder, and the right end of the connecting frame is provided with a threaded hole.

[0014] As a preferred technical scheme of the utility model, the threaded hole is screw-connected with a screw rod, the left end optical axis of the screw rod is rotationally connected with the right side face of the inner tube through a rolling bearing, and the right side inner side face of the connecting frame is fixedly connected with the right ends of two telescopic rods and two springs.

[0015] As a preferred technical scheme of the utility model, the left ends of the two telescopic rods and the two springs are fixedly connected with the right side face of the inner tube, the two springs are respectively sleeved on the two telescopic rods, and the right end optical axis of the screw rod is fixedly provided with a chain wheel one.

[0016] As a preferred technical scheme of the utility model, the chain wheel one is drivingly connected with a chain wheel two through a chain, the chain wheel two is fixedly arranged in the middle part of a rotating shaft, the left end of the rotating shaft is fixedly provided with a driving gear, and the driving gear is sleeved in a through groove two;

[0017] The through groove two is arranged in the cylinder wall of the holding cylinder, and the right end of the rotating shaft and the right end optical axis of the screw rod are rotationally connected with the left side face of a fixed plate through rolling bearings, and the upper end and the lower end of the fixed plate are fixedly connected with the inner wall of the holding cylinder.

[0018] Compared with the prior art, the utility model has the beneficial effects that:

[0019] 1. The utility model discloses a limiting ring is set in the connecting groove of limiting ring opening to utilize the limiting ring and increase the spacing of two adjacent elastic lacing rings, avoid when the outer tube moves and push a plurality of elastic lacing rings close accumulation inconvenient user accurate control outer tube displacement amount to push an elastic lacing ring in single time, and then utilize the limiting ring and increase the displacement distance of outer tube when pushing a single elastic lacing ring, and it is more easy to control, effectively improve the convenience of the device operation.

[0020] 2. The utility model discloses drive mechanism and outer tube are connected through setting, can utilize the rotation of screw rod and drive connecting frame and outer tube to move when using the device, and through setting telescopic link, spring and connecting frame connection, when connecting frame moves left and pushes the left movement of outer tube to telescopic link and spring extrusion, utilize the spring force of this time and exert the resistance of connecting frame left movement and slow down the speed of connecting frame movement to utilize screw rod and threaded hole and the resistance of spring cooperation and facilitate user accurate control outer tube displacement amount, and then effectively improve the bundling treatment effect of the device. DRAWINGS

[0021] Figure 1 It is the front view structure schematic drawing of the utility model;

[0022] Figure 2 It is the front view section structure schematic drawing of the utility model;

[0023] Figure 3 It is the drive mechanism structure schematic drawing of the utility model;

[0024] Figure 4 It is the limiting ring front view section structure schematic drawing of the utility model;

[0025] Figure 5 It is the holding cylinder structure schematic drawing of the utility model.

[0026] In the drawing: 1, inner tube; 2, limiting ring; 3, outer tube; 4, holding cylinder; 5, drive mechanism; 51, connecting frame; 52, telescopic link; 53, spring; 54, screw rod; 55, threaded hole; 56, chain wheel one; 57, fixed plate; 58, chain wheel two; 59, rotating shaft; 510, driving gear; 6, connecting pipe; 7, valve; 8, rubber ring; 9, connecting groove; 10, elastic lacing ring; 11, through groove one; 12, through groove two. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0028] Please refer to Figures 1-5 The utility model provides a kind of novel multifunctional hemorrhoid ligation device technical scheme: including inner tube 1, the right end of inner tube 1 is fixedly connected with the left end of holding cylinder 4, driving mechanism 5 is arranged in holding cylinder 4, driving mechanism 5 is connected with outer tube 3, outer tube 3 is set on inner tube 1;

[0029] The left end of the outer side of inner tube 1 is simultaneously provided with a plurality of limiting rings 2 and elastic ligation rings 10, by setting elastic ligation ring 10 in the connecting groove 9 opened in limiting ring 2, the distance between adjacent two elastic ligation rings 10 is increased by limiting ring 2, when outer tube 3 moves, a plurality of elastic ligation rings 10 are pushed and accumulated closely, so that user can accurately control the displacement amount of outer tube 3 to facilitate single elastic ligation ring 10 to be pushed, and the displacement distance of outer tube 3 when single elastic ligation ring 10 is pushed is increased by limiting ring 2, which is more easy to control, and the convenience of the operation of the device is effectively improved.

[0030] A plurality of elastic ligation rings 10 are respectively set in a plurality of connecting grooves 9, and a plurality of connecting grooves 9 are respectively arranged at the right end of the inner side of a plurality of limiting rings 2.

[0031] The left end of the inner side of each limiting ring 2 is fixedly provided with a rubber ring 8, and the inner side of a plurality of rubber rings 8 is overlapped with the outer side of inner tube 1, by setting rubber ring 8 at the left end of the inner side of limiting ring 2, the stability of limiting ring 2 set on inner tube 1 is improved by the friction between rubber ring 8 and inner tube 1, so that limiting ring 2 is prevented from being separated from inner tube 1 under the action of gravity when the device is taken.

[0032] The right end of inner tube 1 is fixedly connected with the left end of connecting pipe 6, and the right end of connecting pipe 6 penetrates through the right side of holding cylinder 4 and extends to the outer side thereof.

[0033] Valve 7 is arranged at the right end of connecting pipe 6.

[0034] Driving mechanism 5 includes connecting frame 51, and the left end of connecting frame 51 is fixedly connected with the outer side of outer tube 3 on both sides.

[0035] The connecting frame 51 is sleeved in the two through grooves I 11, the two through grooves I 11 are arranged in the left side of the holding cylinder 4, the right end of the connecting frame 51 is provided with a threaded hole 55, the threaded hole 55 is screwed with the screw rod 54, so that the threaded hole 55 drives the connecting frame 51 and the outer tube 3 to move when the screw rod 54 rotates, and then the displacement of the outer tube 3 is controlled more accurately by the cooperation of the screw rod 54 and the threaded hole 55.

[0036] The threaded hole 55 is screwed with the screw rod 54, the left end of the screw rod 54 is rotatably connected with the right side of the inner tube 1 through a rolling bearing, and the right side of the connecting frame 51 is fixedly connected with the right ends of the two telescopic rods 52 and the two springs 53.

[0037] The left ends of the two telescopic rods 52 and the two springs 53 are fixedly connected with the right side of the inner tube 1, the two springs 53 are sleeved on the two telescopic rods 52, and the right end of the screw rod 54 is fixedly provided with a sprocket I 56; the telescopic rod 52, the spring 53 and the connecting frame 51 are connected, the telescopic rod 52 and the spring 53 are extruded when the connecting frame 51 moves to the left and pushes the outer tube 3 to move to the left, at this time, the left movement of the connecting frame 51 is resisted by the elastic force of the spring 53 to slow down the movement speed of the connecting frame 51, so that the user feels damping when rotating the rotating gear 510, and it is easier to control the rotating angle of the rotating gear 510.

[0038] The sprocket I 56 is in transmission connection with a sprocket II 58 through a chain, the sprocket II 58 is fixedly arranged at the middle part of a rotating shaft 59, the left end of the rotating shaft 59 is fixedly provided with a rotating gear 510, and the rotating gear 510 is sleeved in a through groove II 12;

[0039] The through groove II 12 is arranged in the cylinder wall of the holding cylinder 4, the right end of the rotating shaft 59 and the right end of the screw rod 54 are rotatably connected with the left side of a fixed plate 57 through rolling bearings, and the upper and lower ends of the fixed plate 57 are fixedly connected with the inner wall of the holding cylinder 4.

[0040] The operation steps of the utility model are as follows:

[0041] When the device is used for the ligation treatment of hemorrhoids of a patient, the user can connect the connecting pipe 6 with a negative pressure machine, then holds the holding cylinder 4 to move the device, and contacts the end of the inner tube 1 with the hemorrhoids, at this time, the negative pressure machine and the valve 7 are opened, the negative pressure in the inner tube 1 is formed by the negative pressure machine, the hemorrhoids are sucked into the inner tube 1, then the user can rotate the rotating gear 510 with the thumb, the rotating shaft 59 drives the screw rod 54 to rotate in a positive direction through the sprocket I 56 and the sprocket II 58, the screw rod 54 drives the connecting frame 51 and the outer tube 3 to move to the left through the threaded hole 55 when rotating in the positive direction, the telescopic rod 52 and the spring 53 are extruded when the connecting frame 51 moves to the left, and the left movement of the connecting frame 51 is resisted by the elastic force of the spring 53 to slow down the movement speed of the connecting frame 51.

[0042] When the connecting frame 51 pushes the outer tube 3 to move left, the outer tube 3 pushes the plurality of limiting rings 2 and the elastic ligation ring 10 to move left, when the leftmost limiting ring 2 and the elastic ligation ring 10 are separated from the inner tube 1, the elastic ligation ring 10 is contracted to ligate the hemorrhoids, then the connecting pipe 6 is disconnected with the negative pressure machine, so that the inner tube 1 enters the air, then the inner tube 1 is pulled, so that the hemorrhoids sucked into the inner tube 1 are separated from the inner tube 1, at this time, the fallen limiting ring 2 is taken off from the hemorrhoids.

[0043] In the description of the utility model, it is understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, a specific orientation and operation, therefore, it cannot be understood as a limitation of the utility model.

[0044] In the utility model, unless otherwise expressly specified and limited, for example, it can be fixedly connected, or can be detachably connected, or be integrated; can be mechanically connected, or be electrically connected; can be directly connected, or be indirectly connected through an intermediate medium, can be the communication or interaction relationship between two elements, unless otherwise expressly limited, for those skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0045] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A new multifunctional hemorrhoid ligation device comprising an inner tube (1), characterized in that: The right end of the inner tube (1) is fixedly connected with the left end of the holding barrel (4), a driving mechanism (5) is arranged in the holding barrel (4), the driving mechanism (5) is connected with the outer tube (3), and the outer tube (3) is sleeved on the inner tube (1). The left end of the outer side of the inner tube (1) is sleeved with a plurality of limiting rings (2) and elastic sleeve ligation rings (10).

2. A new multifunctional hemorrhoid ligation device according to claim 1, characterized in that: The plurality of elastic sleeve ligation rings (10) are respectively sleeved in a plurality of connecting grooves (9) respectively arranged at the right end of the inner side of the plurality of limiting rings (2).

3. A new multifunctional hemorrhoid ligation device according to claim 2, characterized in that: The left end of the inner side of each limiting ring (2) is fixedly provided with a rubber ring (8), and the inner sides of the plurality of rubber rings (8) are overlapped with the outer side of the inner tube (1).

4. A new multifunctional hemorrhoid ligation device according to claim 1, characterized in that: The right end of the inner tube (1) is fixedly connected with the left end of the connecting pipe (6), the right end of the connecting pipe (6) penetrates through the right side of the holding barrel (4) and extends to the outer side thereof.

5. A new multifunctional hemorrhoid ligation device according to claim 4, characterized in that: The right end of the connecting pipe (6) is provided with a valve (7).

6. A new multifunctional hemorrhoid ligation device according to claim 1, characterized in that: The driving mechanism (5) comprises a connecting frame (51), and the left end of the connecting frame (51) is fixedly connected with the outer side of the outer tube (3) on the upper and lower sides.

7. A new multifunctional hemorrhoid ligation device according to claim 6, characterized in that: The connecting frame (51) is sleeved in two through grooves (11) arranged in the left side of the holding barrel (4), and a threaded hole (55) is arranged at the right end of the connecting frame (51).

8. A new multifunctional hemorrhoid ligation device according to claim 7, characterized in that: The threaded hole (55) is threadedly connected with a screw rod (54), the left end of the screw rod (54) is rotatably connected with the right side of the inner tube (1) through a rolling bearing, and the right inner side of the connecting frame (51) is fixedly connected with the right ends of two telescopic rods (52) and two springs (53).

9. A new multifunctional hemorrhoid ligation device according to claim 8, characterized in that: The left ends of the two telescopic rods (52) and the two springs (53) are fixedly connected with the right side of the inner tube (1), the two springs (53) are sleeved on the two telescopic rods (52), and the right end of the screw rod (54) is fixedly provided with a chain wheel (56).

10. A new multifunctional hemorrhoid ligation device according to claim 9, characterized in that: The chain wheel (56) is in transmission connection with a chain wheel (58) through a chain, the chain wheel (58) is fixedly arranged at the middle part of a rotating shaft (59), the left end of the rotating shaft (59) is fixedly provided with a driving gear (510), and the driving gear (510) is sleeved in a through groove (12). The through groove (12) is arranged in the barrel wall of the holding barrel (4), the right end of the rotating shaft (59) and the right end of the screw rod (54) are rotatably connected with the left side of a fixed plate (57) through rolling bearings, and the upper and lower ends of the fixed plate (57) are fixedly connected with the inner wall of the holding barrel (4).

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