CN210494185U - Negative pressure suction and ligation control device of disposable haemorrhoids ligation device - Google Patents
Negative pressure suction and ligation control device of disposable haemorrhoids ligation device Download PDFInfo
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- CN210494185U CN210494185U CN201920963277.2U CN201920963277U CN210494185U CN 210494185 U CN210494185 U CN 210494185U CN 201920963277 U CN201920963277 U CN 201920963277U CN 210494185 U CN210494185 U CN 210494185U
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Abstract
The utility model relates to a negative pressure suction and ligation control device of a disposable haemorrhoids ligation device, which belongs to a medical appliance, is used together with the disposable haemorrhoids ligation device and is used for switching on and off the negative pressure. Comprises a fixed sleeve, a fixed sleeve elbow joint connecting hose, a ventilation joint connecting hose, a hose joint, a ventilation switch and a fixed handle; the fixed sleeve elbow connector is arranged in a fixed sleeve elbow connector mounting hole of the fixed sleeve, the fixed sleeve and the fixed sleeve elbow connector are arranged in a fixed sleeve mounting groove and a fixed sleeve elbow connector mounting groove of the fixed handle, the ventilation connector is arranged in a ventilation connector mounting groove of the fixed handle, one end of a fixed sleeve elbow connector connecting hose is sleeved on the fixed sleeve elbow connector, the other end of the fixed sleeve elbow connector connecting hose is sleeved on the ventilation connector, the hose connector is arranged at the lower part of the fixed handle, one end of the ventilation connector connecting hose is sleeved on the ventilation connector, and the other end of the ventilation connector connecting hose is sleeved on the; the ventilation switch is arranged in the middle of the fixed handle.
Description
Technical Field
The utility model relates to a negative pressure suction and ligation control device of a disposable haemorrhoids ligation device, which belongs to a medical appliance, is used together with the disposable haemorrhoids ligation device and is used for switching on and off the negative pressure.
Background
The principle of the ligation operation of hemorrhoids is to tie the root (or the base) of the hemorrhoid to block the blood circulation of the hemorrhoidal tissues and make the ischemic atrophy shed, thereby achieving the purpose of healing. The traditional ligation surgical instrument is simple and crude, time-consuming and labor-consuming in operation and easy to cause complications. In order to change the current situation, an instrument which enables the ligation operation to be simple and easy to operate, namely a disposable hemorrhoid ligation device, appears in the last decade, can be continuously triggered, is simple, convenient, rapid and accurate to operate, can be operated by a single person, only takes 5-10 minutes, a patient generally does not need anesthesia, and the pain is slight; most patients do not need to be hospitalized, and the treatment cost is low.
Patent 201510565337.1 discloses a disposable haemorrhoids ligation device, but continuous firing, and removable ligation subassembly, the cover has the ligation circle on its removable ligation subassembly, its advantage is, change the subassembly, can accomplish many times of percussion, reduce the operation cost, its shortcoming is, its negative pressure switching device's gas tightness relies on the cooperation before the working of plastics, the tension is good, the gas tightness is good, but the switch is difficult to stir, the inconvenient operation, the tension is loose, the switch easy operation is but the gas tightness is poor, gas leakage.
Disclosure of Invention
The utility model aims at the above-mentioned weak point provide a disposable haemorrhoids ligation device's negative pressure inhales and pricks controlling means, by fixed sleeve pipe, fixed sleeve pipe elbow connector coupling hose, joint of taking a breath, joint coupling hose takes a breath, hose nipple, the switch of taking a breath, fixed handle is constituteed.
The negative pressure suction and ligation control device of the disposable hemorrhoid ligation device is realized by adopting the following technical scheme:
the negative pressure suction and ligation control device of the disposable haemorrhoid ligation device comprises a fixed sleeve, a fixed sleeve elbow connector connecting hose, a ventilation connector connecting hose, a hose connector, a ventilation switch and a fixed handle.
The upper part of the fixed handle is provided with a fixed sleeve mounting groove and a fixed sleeve elbow connector mounting groove, and the middle part of the fixed handle is provided with a ventilation connector mounting groove.
The last fixed sleeve pipe elbow connection mounting hole that is provided with of fixed sleeve pipe, fixed sleeve pipe elbow connection installs in fixed sleeve pipe elbow connection mounting hole of fixed sleeve pipe, fixed sleeve pipe and fixed sleeve pipe elbow connection install in fixed handle's fixed sleeve pipe mounting groove and fixed sleeve pipe elbow connection mounting groove, the joint of taking a breath is the tee bend joint of taking a breath, three sides all are provided with the air vent, the joint of taking a breath installs in the joint of taking a breath mounting groove of fixed handle, fixed sleeve pipe elbow connection hose one end suit is on fixed sleeve pipe elbow connection, fixed sleeve pipe elbow connection hose other end suit is on the joint of taking a breath, hose nipple installs in the fixed handle lower part, joint connection hose one end suit is on the joint of taking a breath, the joint connection hose other end suit. The hose joint is connected with an external negative pressure air source through a pipeline. The ventilation switch is arranged in the middle of the fixed handle, and one end of the ventilation switch is aligned with the vent hole at one end of the ventilation joint.
The ventilation switch comprises a switch button, a switch button spring and a switch button choke plug. The switch button spring is sleeved on the switch button, and one end of the switch button is provided with a switch button choke plug.
The end part of the fixed sleeve is provided with a ligation head which is hollow, and the front end part of the ligation head is provided with a negative pressure suction port for sucking haemorrhoids under negative pressure during ligation. The front part of the ligation head is provided with ligation rings, and a percussion ring is arranged between the ligation rings.
The fixed sleeve is externally sleeved with a percussion push tube for pushing a ligation ring on a ligation head at the end part of the fixed sleeve to complete the ligation of hemorrhoids.
The working principle is as follows:
when the negative pressure suction and ligation control device of the disposable haemorrhoids ligation device is matched with the disposable haemorrhoids ligation device for use, the hose connector is connected with external negative pressure, the ventilation switch is pressed, the switch button choke plug blocks a ventilation hole on one side of the ventilation connector, a negative pressure loop is closed, the haemorrhoids are sucked at the front end of the fixed sleeve, the percussion handle is pressed, the percussion handle pushes the percussion push tube through the percussion block and the percussion teeth, and the percussion push tube pushes the ligation ring arranged at the front part of the fixed sleeve to complete ligation. At the moment, the ventilation switch is released, and under the action of the ventilation switch spring, the switch button choke plug of the ventilation switch is separated from the ventilation hole of the ventilation joint, so that the negative pressure loop is communicated with the atmosphere and is in contact with the negative pressure state, and the hemorrhoid is released by the fixing sleeve.
The advantages are that:
the negative pressure suction and bundling control device of the disposable haemorrhoid ligation device is reasonable in design and compact in structure, and due to the fact that the fixing sleeve, the fixing sleeve elbow connector connecting hose, the ventilation connector connecting hose, the hose connector, the ventilation switch and the fixing handle are arranged, the choke plug of the ventilation switch is made of silica gel materials, a loop is blocked, air leakage cannot occur, the ventilation switch is in a streamline design, the negative pressure suction and bundling control device accords with the ergonomics of hands, and is comfortable and convenient to press. In addition, the negative pressure loop adopts the hose to connect each part, the air tightness is good, and the whole loop reduces the number of parts, thereby reducing the joints, and the joints are all hose connections at the moment, no air leakage exists, the negative pressure loop is well sealed, thereby the negative pressure is not lost, the suction force is better when the haemorrhoids are pricked, and the success rate of the operation is improved.
The ventilation switch is arranged in the middle of the fixed handle, and one end of the ventilation switch is aligned with the vent hole at one end of the ventilation joint. The ventilation switch comprises a switch button, a switch button spring and a switch button choke plug. The switch button spring is sleeved on the switch button, and the switch button choke plug is arranged at one end of the switch button.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is a schematic view of the structure and the using state of a negative pressure suction and ligation control device of a disposable hemorrhoid ligation device 1;
FIG. 2 is a schematic view of the structure and the using state of a negative pressure suction and ligation control device of the disposable hemorrhoid ligation device 2;
fig. 3 is an exploded structural view of the negative pressure suction and ligation control device of the disposable hemorrhoid ligation device.
Detailed Description
Referring to the attached drawings 1, 2 and 3, the disposable hemorrhoid ligation device comprises a ligation ring 9, a fixed sleeve 1, a percussion push tube 12, a percussion handle 11, a fixed handle 8, a safety device for preventing from being triggered by mistake, a ventilation switch 7, a return spring 13, a hose connector 2, a ventilation connector 4 and a fixed sleeve elbow 2.
The negative pressure suction and ligation control device of the disposable haemorrhoid ligation device comprises a fixed sleeve 1, a fixed sleeve elbow 2, a fixed sleeve elbow connector 2, a connecting hose 3, a ventilation connector 4, a ventilation connector connecting hose 5, a hose connector 6, a ventilation switch 7 and a fixed handle 8.
The upper part of the fixed handle 8 is provided with a fixed sleeve mounting groove 8-1 and a fixed sleeve elbow joint mounting groove 8-2, and the middle part of the fixed handle 8 is provided with a ventilation joint mounting groove 8-3.
The fixed sleeve 1 is provided with a fixed sleeve elbow connector mounting hole 1-1, the fixed sleeve elbow connector 2 is mounted in a fixed sleeve elbow connector mounting hole 1-1 of the fixed sleeve 1, the fixed sleeve 1 and the fixed sleeve elbow connector 2 are respectively mounted in a fixed sleeve mounting groove 8-1 and a fixed sleeve elbow connector mounting groove 8-2 of a fixed handle, the ventilation connector 4 is a three-way ventilation connector, three sides of the three-way ventilation connector are respectively provided with an air vent 4-1, the ventilation connector 4 is mounted in a ventilation connector mounting groove 8-3 of the fixed handle 8, one end of a fixed sleeve elbow connector connecting hose 3 is sleeved on the fixed sleeve elbow connector 2, the other end of the fixed sleeve elbow connector connecting hose is sleeved on the ventilation connector 4, a hose connector 6 is mounted at the lower part of the fixed handle, and the ventilation connector connecting hose 5 is sleeved on the. The hose connector 6 is connected with an external negative pressure air source through a pipeline. The air change switch 7 is arranged in the middle of the fixed handle 8, and one end of the air change switch 7 is aligned with the air vent 4-1 at one end of the air change joint.
The ventilation switch 7 comprises a switch button 7-1, a switch button spring 7-2 and a switch button choke plug 7-3. The switch button spring 7-2 is sleeved on the switch button 7-1, and one end of the switch button 7-1 is provided with a ventilation switch bulkhead 7-3.
The end part of the fixed sleeve 1 is provided with a ligation head 1-2, the ligation head 1-2 is hollow, and the front end part of the ligation head 1-2 is provided with a negative pressure suction port 1-3 for sucking haemorrhoids under negative pressure during ligation. The front part of the ligation head 1-2 is provided with ligation rings 9, and a firing ring 10 is arranged between the ligation rings 9.
The fixed sleeve 1 is sleeved with a percussion push tube 12 for pushing the ligation ring 9 on the ligation head 1-2 at the end of the fixed sleeve 1 to complete the hemorrhoid ligation.
When the negative pressure suction and ligation control device of the disposable haemorrhoids ligation device is matched with the disposable haemorrhoids ligation device for use, the hose connector 6 is connected with external negative pressure, the ventilation switch 7 is pressed, the switch button choke plug 7-3 blocks a vent hole 4-1 on one side of the ventilation connector 4, a negative pressure loop is closed, the haemorrhoids are sucked at the front end of the fixed sleeve 1, the percussion handle 11 is pressed, the percussion handle 11 pushes the percussion push tube 12 through the percussion block and the percussion teeth, the percussion push tube 12 pushes the ligation ring 9 arranged at the front part of the fixed sleeve 1, and percussion of the ligation ring 9 can be completed. And (5) finishing the ligation. At the moment, the ventilation switch 7 is released, the switch button choke plug 7-3 of the ventilation switch is separated from the vent hole 4-1 of the ventilation joint 4 under the action of the ventilation switch spring 7-2, so that the negative pressure loop is communicated with the atmosphere and is in contact with the negative pressure state, and the fixed sleeve 1 releases the haemorrhoids.
Claims (7)
1. The negative pressure suction and ligation control device of the disposable haemorrhoid ligation device is characterized by comprising a fixed sleeve, a fixed sleeve elbow joint connecting hose, a ventilation joint connecting hose, a hose joint, a ventilation switch and a fixed handle;
the upper part of the fixed handle is provided with a fixed sleeve mounting groove and a fixed sleeve elbow joint mounting groove, and the middle part of the fixed handle is provided with a ventilation joint mounting groove;
the fixed sleeve is provided with a fixed sleeve elbow connector mounting hole, the fixed sleeve elbow connector is mounted in the fixed sleeve elbow connector mounting hole of the fixed sleeve, the fixed sleeve and the fixed sleeve elbow connector are mounted in a fixed sleeve mounting groove and a fixed sleeve elbow connector mounting groove of the fixed handle, the air exchange connector is mounted in an air exchange connector mounting groove of the fixed handle, one end of a fixed sleeve elbow connector connecting hose is sleeved on the fixed sleeve elbow connector, the other end of the fixed sleeve elbow connector connecting hose is sleeved on the air exchange connector, the hose connector is mounted at the lower part of the fixed handle, one end of the air exchange connector connecting hose is sleeved on the air exchange connector, and the other end of the air exchange connector connecting hose is sleeved on the hose; the ventilation switch is arranged in the middle of the fixed handle, and one end of the ventilation switch is aligned with the vent hole at one end of the ventilation joint.
2. The negative pressure suction and ligation control device for the disposable hemorrhoid ligation device according to claim 1, wherein the air exchange switch comprises a switch button, a switch button spring and a switch button bulkhead; the switch button spring is sleeved on the switch button, and one end of the switch button is provided with a switch button choke plug.
3. The negative pressure suction and ligation control device for the disposable hemorrhoid ligation device according to claim 1, wherein the air exchange connector is a three-way air exchange connector, and vent holes are formed on three sides of the air exchange connector.
4. The negative pressure suction and ligation control device for the disposable hemorrhoid ligation device according to claim 1, wherein the hose connector is connected with an external negative pressure air source through a pipeline.
5. The negative pressure suction and ligation control device for the disposable hemorrhoid ligation device according to claim 1, wherein the end of the fixing cannula is provided with a ligation head, the ligation head is hollow, and the front end of the ligation head is provided with a negative pressure suction port for negative pressure suction of hemorrhoid when the ligation ring is ligated.
6. The negative pressure suction ligation control device for the disposable hemorrhoid ligation device according to claim 5, wherein a ligation ring is installed at the front part of the ligation head, and a firing ring is installed between the ligation rings.
7. The negative pressure suction ligation control device for the disposable hemorrhoid ligation device according to claim 5, wherein the triggering push tube is sleeved outside the fixing sleeve for pushing the ligation ring on the ligation head at the end of the fixing sleeve to complete the hemorrhoid ligation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920963277.2U CN210494185U (en) | 2019-06-25 | 2019-06-25 | Negative pressure suction and ligation control device of disposable haemorrhoids ligation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920963277.2U CN210494185U (en) | 2019-06-25 | 2019-06-25 | Negative pressure suction and ligation control device of disposable haemorrhoids ligation device |
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| CN210494185U true CN210494185U (en) | 2020-05-12 |
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| CN201920963277.2U Active CN210494185U (en) | 2019-06-25 | 2019-06-25 | Negative pressure suction and ligation control device of disposable haemorrhoids ligation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110151262A (en) * | 2019-06-25 | 2019-08-23 | 江苏孜航精密五金有限公司 | The negative pressure of disposable haemorrhoids ligation apparatus, which is inhaled, pricks control device |
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2019
- 2019-06-25 CN CN201920963277.2U patent/CN210494185U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110151262A (en) * | 2019-06-25 | 2019-08-23 | 江苏孜航精密五金有限公司 | The negative pressure of disposable haemorrhoids ligation apparatus, which is inhaled, pricks control device |
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