CN210228238U - Two-in-one continuous haemorrhoids ligation device - Google Patents

Abstract

The utility model provides a two unifications's continuous fire haemorrhoids ligation devices, including ligation device casing and install in the inside advancing mechanism and the negative pressure mechanism of ligation device casing, advancing mechanism is including advancing a section of thick bamboo, and negative pressure mechanism detachably is connected with the vacuum tube, and the vacuum tube runs through to set up and stretch out to advance the section of thick bamboo in advancing a section of thick bamboo and one end and be connected with the air cock outward, and air cock periphery cover is equipped with at least one rubber circle and at least one and advances the ring, still includes the pull wire ligation device, and pull wire ligation device detachably installs on the outer wall that advances a section of thick bamboo. The utility model discloses a cooperation between propulsion section of thick bamboo, percussion piece, percussion trigger and the ratchet mechanism realizes that the ligation ware is to the running fire function of rubber circle, if install the pull wire ligation device simultaneously, can realize the ligation ware is to the running fire function of rubber circle and traction coil. In the operation, when the ligation mode needs to be changed, the operation can be realized without replacing the ligation device, the operation time is shortened, the operation effect is improved, and the experience effect of a patient is good.

Description

Two-in-one continuous haemorrhoids ligation device

Technical Field

The utility model belongs to the technical field of haemorrhoids ligation technique and specifically relates to a two unification running fire haemorrhoids ligation devices.

Background

The pile ligation is one of the conventional methods for treating internal piles at present, and the working principle of the pile ligation is to use a specially-made rubber ring or a traction wire ring to be tied at the root part (or the base part) of the internal piles to block blood supply of the piles, so that the piles are necrotized, atrophied and shed, and the aim of healing is fulfilled. When the rubber ring is used for ligation, the rubber ring contracts and is tied at the root of the internal hemorrhoid by utilizing the elasticity of the rubber ring. However, the actual clinical efficacy of the rubber ring is directly related to the factors such as the inner aperture of the rubber ring and the elastic retraction force of the rubber ring, so that the rubber ring can not treat all internal hemorrhoids, especially internal hemorrhoids with smaller sizes clinically. When the traction coil is used for ligation, the tightness of the traction coil is adjusted after the ligation is finished, so that the treatment of internal hemorrhoids of any size can be realized. However, when the pull wire is used for ligation, the tightness of the pull coil needs to be adjusted, so that the actual operation is more troublesome and time-consuming than the use of a rubber ring. Therefore, in clinical operation, doctors need to flexibly use the rubber ring or the traction coil according to actual conditions. At present, the ligation device on the market can not be provided with the rubber ring and the traction coil at the same time, and in the operation process, when the ligation mode needs to be changed, the ligation device for hemorrhoids needs to be replaced together, so that the operation is troublesome, the operation time is long, and the patient experience is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem be that the ligation device on the market all can not install rubber circle and traction coil simultaneously, the operation in-process, when needs transform ligation mode, still need change haemorrhoids ligation device in the lump, troublesome poeration, the operation time is long, and patient experience is poor.

In order to solve the technical problem, the technical scheme of the utility model provides a two-in-one continuous-fire hemorrhoid ligation device, which comprises a ligation device shell, and a propelling mechanism and a negative pressure mechanism which are arranged inside the ligation device shell, wherein the propelling mechanism comprises a propelling cylinder, one end of the propelling cylinder is arranged in the ligation device shell, and a tension spring is connected between the propelling cylinder and the ligation device shell, the negative pressure mechanism is detachably connected with a vacuum tube, the vacuum tube is arranged in the propelling cylinder in a penetrating way, one end of the vacuum tube, which is far away from the negative pressure mechanism, extends out of the propelling cylinder and is connected with an air nozzle, the device is characterized in that at least one rubber ring and at least one propelling ring are sleeved on the periphery of the air nozzle, the rubber ring and the propelling ring are adjacently arranged on the air nozzle, the two-in-one continuous-fire hemorrhoid ligation device further comprises a traction wire ligation device, the pull wire ligation device is detachably mounted on the outer wall of the propelling cylinder.

Optionally, the pull wire ligation device includes pull wire fixing device, pull wire sleeve pipe, pull wire and pull ring, pull wire fixing device detachably install in on the outer wall of a propulsion section of thick bamboo, install on the pull wire fixing device pull wire sleeve pipe, the pull wire sleeve pipe is close to a propulsion section of thick bamboo, the one end of pull wire with the pull ring is fixed, the other end of pull wire runs through pull wire sleeve pipe and with the air cock is connected, with the air cock is connected the one end of pull wire forms the pull coil cover and locates just be close to on the air cock impel the ring.

Optionally, the pull wire ligation devices are at least one group.

Optionally, the advancing mechanism further comprises a firing trigger mounted on the casing of the ligation device and a trigger piece mounted on the firing trigger, one end of the advancing barrel inside the casing of the ligation device is connected with a ratchet mechanism, the ratchet mechanism comprises at least one main ratchet and at least one auxiliary ratchet which are integrally formed with the advancing barrel, and a pawl which is in contact with the auxiliary ratchet and has a spring mounted at the bottom, the auxiliary ratchet is in contact with the pawl and limits the advancing barrel, and the trigger piece is in contact with the main ratchet and drives the main ratchet to move in the rotating process of the firing trigger, so as to drive the advancing barrel to move in the axial direction of the advancing barrel.

Optionally, the ratchet mechanism further comprises a release button mounted on the ligation device housing and in contact with the pawl, the release button being removably connected with the ligation device housing.

Optionally, the negative pressure mechanism is provided as a manual negative pressure mechanism and/or an electric negative pressure mechanism.

The utility model discloses technical scheme's beneficial effect is:

the utility model discloses a cooperation between propulsion section of thick bamboo, percussion piece, percussion trigger and the ratchet mechanism realizes that the ligation ware is to the running fire function of rubber circle, if install the pull wire ligation device simultaneously, can realize the ligation ware is to the running fire function of rubber circle and traction coil. During operation, a doctor can select whether to install and install a plurality of traction wire ligation devices according to the actual situation of a patient. Through using the utility model discloses a ligation device, the operation in-process need not to change ligation device when needs transform ligation mode, can realize, has shortened the operation time, has improved the operation efficiency, and patient experience is effectual.

Drawings

FIG. 1 is an overall view of a two-in-one continuous hemorrhoid ligation device in an embodiment of the present invention;

FIG. 2 is an enlarged view of a pull wire ligation device according to an embodiment of the present invention;

FIG. 3 is an enlarged view of the ratchet structure in an embodiment of the present invention;

fig. 4 is a schematic diagram of a release button according to an embodiment of the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Referring to fig. 1, 2 and 3, a two-in-one continuous-firing hemorrhoid ligation device is shown, which comprises a ligation device shell 100, a pushing mechanism 1 and a negative pressure mechanism, wherein the pushing mechanism 1 and the negative pressure mechanism are installed inside the ligation device shell 100, the pushing mechanism comprises a pushing cylinder 11, one end of the pushing cylinder 11 is located inside the ligation device shell 100, a tension spring 12 is connected between the pushing cylinder 11 and the ligation device shell 100, the axial direction of the tension spring 12 is consistent with the axial direction of the pushing cylinder 11, and when the pushing cylinder 11 needs to be reset, the tension spring 12 pulls the pushing cylinder 11 back to the initial position before pushing. Negative pressure mechanism detachably is connected with vacuum tube 21, and vacuum tube 21 runs through to set up in advancing a section of thick bamboo 11, and vacuum tube 21 keeps away from the one end of negative pressure mechanism and stretches out outside advancing a section of thick bamboo 11 and be connected with air cock 22, and air cock 22 periphery cover is equipped with at least one rubber circle 200 and at least one propulsion ring 300, and wherein, the suit is on air cock 22 after rubber circle 200 is stretched, and the quantity of rubber circle 200 and propulsion ring 300 is the same. The inner diameter of the pushing ring 300 is larger than the outer diameter of the air tap 22 and smaller than the sum of the outer diameter of the air tap 22 and the diameter of the section of the rubber ring 200; the outer diameter of the impeller ring 300 is greater than the inner diameter of the impeller barrel 11. By defining the inner diameter and outer diameter of the pushing ring 300, the pushing cylinder 11 can push the rubber ring 200 away from the air nozzle 22 through the pushing ring 300 during operation. When one pushing ring 300 and one rubber ring 200 are sleeved, the pushing ring 300 is sleeved firstly, and then the rubber ring 200 is sleeved; when a plurality of propelling rings 300 and a plurality of rubber rings 200 are sleeved, the propelling rings 300 are sleeved firstly, and then the rubber rings 200 and the propelling rings 300 are sleeved in sequence. The two-in-one continuous haemorrhoids ligation device further comprises a traction wire ligation device 3, and the traction wire ligation device 3 is detachably arranged on the outer wall of the propelling cylinder 11.

The utility model discloses in, the theory of operation of two unifications's continuous hair haemorrhoids ligation devices: the air nozzle 22 is placed at the internal hemorrhoid and after aiming at the internal hemorrhoid, the negative pressure mechanism is started, and the generated negative pressure sucks the internal hemorrhoid into the air nozzle 22 through the vacuum tube 21. After the internal hemorrhoid is sucked into the air nozzle 22, the pushing cylinder 11 is controlled to move towards the air nozzle 22, the pushing cylinder 11 pushes the pushing ring 300 to push the rubber ring 200 at the front end of the air nozzle 22 away from the air nozzle 22 and to be sleeved and tied at the root of the internal hemorrhoid. After the ligation process is finished, the rubber ring 200 has certain elasticity, so that the rubber ring 200 automatically contracts and tightens to block blood supply of the hemorrhoids, so that the hemorrhoids are necrotized, atrophied and shed, and the purpose of healing is achieved. If the traction coil 400 is required to be sleeved and tied, only the rubber ring 200 needs to be replaced by the traction wire sleeving and tying device 3, the sleeving and tying process is the same as that of the rubber ring 200, and the difference is that the traction coil 400 is inelastic and needs to be manually tightened.

The utility model discloses in, pull wire ligation device 3 includes pull wire fixing device 31, pull wire sleeve pipe 32, pull wire 33 and pull ring 34, and pull wire fixing device 31 detachably installs on the outer wall of an advancing section of thick bamboo 11, and when removing an advancing section of thick bamboo 11, pull wire ligation device 31 can remove along with the removal of an advancing section of thick bamboo 31. Because the pull wire ligation device 3 is a disposable product, the installation mode of the pull wire fixing device 31 on the propelling barrel 11 is set as detachable installation, so that the replacement is convenient. The traction wire sleeve 32 is installed on the traction wire fixing device 31, and the traction wire sleeve 32 can be fixedly connected or detachably connected. When installed, the pull-wire sleeve 32 is positioned adjacent to the pusher barrel 11 and parallel to the pusher barrel 11. In the pull wire sleeve pipe 32, the pull wire 33 runs through, and the one end of pull wire 33 is fixed on pull ring 34, and the diameter of pull ring 34 is greater than the internal diameter of pull wire sleeve pipe 32, avoids pull ring 34 to get into in the pull wire sleeve pipe 32. The other end of the pulling wire 33 forms a pulling coil 400 and is sleeved on the air faucet 22. When a plurality of traction coils 400 are needed, the operation can be realized by installing a plurality of groups of traction wire ligation devices 3. The arrangement of the pulling coil 400 and the pushing ring 300 on the air faucet 22 is the same as the arrangement of the rubber ring 200 and the pushing ring 300, and the pulling coil 400 and the rubber ring 200 can be installed on the air faucet 22 at the same time.

The utility model discloses in, advancing mechanism 1 is still including installing percussion trigger 13 on ligation device casing 100 and installing percussion piece 14 on percussion trigger 13, and percussion trigger 13 is connected on ligation device casing 100 through pivot connection's mode, and percussion trigger 13 can rotate around the connecting axle. A firing plate 14 is mounted to the firing trigger 13, and a torsion spring (not shown) is mounted between the firing plate 14 and the firing trigger 13. When the trigger 13 rotates, the trigger piece 14 is driven to rotate, and meanwhile, the torsion spring can jack up the trigger piece 14, so that the distance between the trigger piece 14 and the trigger 13 is increased. The ratchet mechanism 4 is connected to one end of the push barrel 11 in the ligator housing 100, and the ratchet mechanism 4 comprises at least one primary ratchet 41 and at least one secondary ratchet 42 which are integrally formed with the push barrel 11, and a pawl 43 which is in contact with the secondary ratchet 42 and has a spring 44 mounted at the bottom.

The utility model discloses in, impel a section of thick bamboo 11 impel as follows with spacing process: the firing trigger 13 is rotated, the firing trigger 13 drives the firing piece 14 to rotate, when the firing piece 14 rotates, the torsion spring jacks up the firing piece 14, the firing piece 14 abuts against the main ratchet 41, the firing trigger 13 continues to rotate, the firing piece 14 pushes the propelling cylinder 11 to move integrally by pushing the main ratchet 41, the propelling process of the propelling cylinder 11 is completed, the moving direction of the propelling cylinder 11 is along the axial direction of the propelling cylinder 11 and moves towards the direction of the air nozzle 22, and the tension spring 12 is stretched in the moving process. When the pushing cylinder 11 moves towards the air faucet 22, the auxiliary ratchet 42 enables the pawl 43 to move along the compression direction of the spring 44 and compress the spring 44, after the auxiliary ratchet 42 passes through the position of the pawl 43, the pawl 43 is jacked up by the spring 44 again, at the moment, the firing trigger 13 resets to stop pushing the pushing cylinder 11, under the action of the tension spring 12, the pushing cylinder 11 can move along the axial direction of the pushing cylinder 11 towards the direction away from the air faucet 22, during the movement, the auxiliary ratchet 42 is propped against by the pawl 43, the pushing cylinder 11 cannot move continuously, and the process finishes the limit of the pushing cylinder 11. When a plurality of groups of the main ratchet teeth 41 and the auxiliary ratchet teeth 42 are arranged, the spacing between the main ratchet teeth 41 is consistent with the spacing between the auxiliary ratchet teeth 42, the advancing process and the limiting process are the same as the above process, and the firing sheet 14 pushes one group of the main ratchet teeth 41 and the auxiliary ratchet teeth 42 to move at a time.

For the convenience of reuse, after the whole propelling process of the propelling drum 11 is completed, the propelling drum 11 needs to be reset, and the resetting process is that the propelling drum 11 is reset to the initial position before propelling under the action of the tension spring 12. The utility model discloses in, through setting up release button 45, accomplish the reseing of a propulsion section of thick bamboo 11. The pawl 43 is moved in the direction of the compression spring 44 by the release button 45, and the stopper function of the push cylinder 11 is released. The release button 45 is provided in various ways in the field, the present invention adopts the mode of fig. 4, and the release button 45 includes the press button 451, the press rod 452 and the press protrusion 453 which are integrally formed, wherein the press button 451 is provided outside the ligation device housing 100, so as to press the press button 451, the press protrusion 453 is provided at one end of the press rod 452 far away from the press button 451, and the press protrusion 453 contacts with the press groove 431 which is integrally formed on the pawl 43. When pressure is applied to the pressing button 451, the pressing button 451 moves the pressing projection 453 leftward by the pressing lever 452, so that the pawl 43 moves downward to release the limit function of the pushing cylinder 11.

The utility model discloses in, vacuum tube 21 in the negative pressure mechanism is connected with trachea 23, the one end that vacuum tube 21 was kept away from to trachea 23 is provided with return air inlet 24 and gas outlet 26, manual negative pressure device 25 is connected to return air inlet 24, outlet duct 27 is connected to gas outlet 26, outlet duct 27 keeps away from the one end of gas outlet 26 and has connected gradually discharge valve 28 and electronic negative pressure mouth 29, electronic negative pressure mouth 29 is connected electronic negative pressure device (not shown), be provided with exhaust button 281 on the discharge valve 28, press exhaust button 281, negative pressure mechanism and atmosphere intercommunication. When the electric negative pressure mechanism is used for vacuumizing, the gas flows to the process: air tap 22 → vacuum tube 21 → air tube 23 → air outlet 26 → air outlet tube 27 → air outlet valve 28 → electric negative pressure nozzle 29 → electric negative pressure device → discharge; when the manual negative pressure mechanism is used for vacuumizing, two paths are formed simultaneously, wherein the path is air nozzle 22 → vacuum tube 21 → air tube 23 → air return port 24 → manual negative pressure device 25 → discharge, and the path is air discharge valve 28 → air outlet tube 27 → air outlet 26 → air return port 24 → manual negative pressure device 25 → discharge. The manual negative pressure device is a manual air pumping cylinder commonly used in the field, and the electric negative pressure device is a vacuum pump commonly used in the field.

To sum up, the utility model discloses a cooperation between propulsion section of thick bamboo 11, percussion piece 14, percussion trigger 13 and the ratchet mechanism 4 realizes that the ligation device is to the running fire function of rubber circle 200, if install pull wire ligation device 3 simultaneously, can realize the utility model provides a ligation device is to the running fire function of rubber circle 200 and pull coil 400. During operation, a doctor can select whether to install and install a plurality of traction wire ligation devices 3 according to the actual situation of a patient. Through using the utility model discloses a ligation device, the operation in-process need not to change ligation device when needs transform ligation mode, can realize, has shortened the operation time, has improved the operation efficiency, and patient experience is effectual.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims (6)

1. A two-in-one continuous haemorrhoids ligation device, which comprises a ligation device shell, a propelling mechanism and a negative pressure mechanism, wherein the propelling mechanism and the negative pressure mechanism are arranged in the ligation device shell, the propelling mechanism comprises a propelling barrel, one end of the propelling barrel is positioned in the casing of the ligation device, and a tension spring is connected between the negative pressure mechanism and the casing of the ligation device, the negative pressure mechanism is detachably connected with a vacuum tube, the vacuum tube is arranged in the propelling cylinder in a penetrating way, one end of the vacuum tube, which is far away from the negative pressure mechanism, extends out of the propelling cylinder and is connected with an air tap, it is characterized in that at least one rubber ring and at least one propelling ring are sleeved on the periphery of the air nozzle, the rubber ring and the propelling ring are adjacently arranged on the air faucet, the two-in-one continuous hair haemorrhoids ligation device further comprises a traction line ligation device, and the traction line ligation device is detachably mounted on the outer wall of the propelling cylinder.

2. The two-in-one continuous hemorrhoid ligation device according to claim 1, wherein the traction wire ligation device comprises a traction wire fixing device, a traction wire sleeve, a traction wire and a pull ring, the traction wire fixing device is detachably mounted on the outer wall of the propelling cylinder, the traction wire sleeve is mounted on the traction wire fixing device and is close to the propelling cylinder, one end of the traction wire is fixed to the pull ring, the other end of the traction wire penetrates through the traction wire sleeve and is connected with the air faucet, and one end of the traction wire connected with the air faucet forms a traction coil sleeved on the air faucet and is close to the propelling ring.

3. The two-in-one continuous hemorrhoid ligation device according to claim 2, wherein the pull wire ligation devices are at least one set.

4. The two-in-one continuous hemorrhoid ligation device according to claim 1, wherein the advancing mechanism further comprises a firing trigger mounted on the ligation device housing and a trigger piece mounted on the firing trigger, a ratchet mechanism is connected to one end of the advancing barrel in the ligation device housing, the ratchet mechanism comprises at least one main ratchet and at least one auxiliary ratchet which are integrally formed with the advancing barrel, and a pawl which is in contact with the auxiliary ratchet and has a spring mounted at the bottom, the auxiliary ratchet is in contact with the pawl and limits the advancing barrel, and the trigger piece is in contact with the main ratchet and drives the main ratchet to move during rotation of the firing trigger, so as to drive the advancing barrel to move in the axial direction of the advancing barrel.

5. The two-in-one continuous hemorrhoid ligation device according to claim 4, wherein the ratchet mechanism further comprises a release button mounted on the ligation device housing and in contact with the pawl, the release button being removably connected to the ligation device housing.

6. The two-in-one continuous hemorrhoid ligation device according to claim 1, wherein the negative pressure mechanism is provided as a manual negative pressure mechanism and/or an electric negative pressure mechanism.

Images