CN210697726U - Flashlight-integrated continuous haemorrhoids ligation device - Google Patents
Flashlight-integrated continuous haemorrhoids ligation device Download PDFInfo
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- CN210697726U CN210697726U CN201920805414.XU CN201920805414U CN210697726U CN 210697726 U CN210697726 U CN 210697726U CN 201920805414 U CN201920805414 U CN 201920805414U CN 210697726 U CN210697726 U CN 210697726U
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Abstract
The utility model discloses a ware is pricked to integrative running fire haemorrhoids cover of flashlight, including the ware casing is pricked to the cover, install firing mechanism and negative pressure mechanism in the ware casing is pricked to the cover, negative pressure mechanism include be connected with firing mechanism and have the trachea of air inlet, return air inlet and gas outlet, the vacuum piston who is connected with tracheal return air inlet, the outlet duct of being connected with tracheal gas outlet and, install discharge valve and electronic negative pressure mouth on the outlet duct respectively. The utility model discloses a set up manual negative pressure mechanism and electronic negative pressure mechanism simultaneously on the haemorrhoids ligation device, and manual negative pressure mechanism and electronic negative pressure mechanism UNICOM for two kinds of mode of manual negative pressure and/or electronic negative pressure can be realized to haemorrhoids ligation device, and the manual negative pressure mode of selectable or electronic negative pressure mode or two kinds of mode use simultaneously during the operation makes things convenient for medical personnel to operate, makes the operation more convenient.
Description
Technical Field
The utility model belongs to the technical field of a haemorrhoids ligation device technique and specifically relates to a manual and electric integration running fire haemorrhoids ligation device.
Background
The hemorrhoid ligation is the most common method with better curative effect for treating hemorrhoids, a hemorrhoid ligation device is often used for treating hemorrhoids, a negative pressure mechanism of the existing hemorrhoid ligation device is generally a manual negative pressure mechanism or an electric negative pressure mechanism, and the two negative pressure modes have defects in the using process. The negative pressure generated by the ligation device of the manual negative pressure mechanism is small, the hemorrhoids cannot be completely sucked into the air nozzle, so that the hemorrhoids are insufficiently sucked, and meanwhile, the manual negative pressure mechanism can only suck quantitative negative pressure once and the air pressure cannot be adjusted; the electric negative pressure mechanism ligation device generates large negative pressure, can suck all hemorrhoids into the air nozzle, but needs to be matched with special negative pressure equipment for use, and is inconvenient to use.
In addition, the existing hemorrhoid ligation device can only trigger one rubber ring for ligation of hemorrhoid, one rubber ring corresponds to ligation of hemorrhoid, but the condition that a plurality of hemorrhoids need to be ligated can appear during actual operation, so that medical personnel need to install the rubber ring again after triggering one rubber ring and trigger the rubber ring again, resulting in inconvenient operation and waste of operation time.
SUMMERY OF THE UTILITY MODEL
The utility model solves the technical problems that the ligation device of the manual negative pressure mechanism of the existing hemorrhoid ligation device generates small negative pressure, the hemorrhoid is insufficiently attracted, quantitative negative pressure can only be sucked at one time, and the air pressure can not be adjusted; the ligation device of the electric negative pressure mechanism generates large negative pressure and can fully attract the hemorrhoids, but the electric negative pressure mechanism needs to be matched with special negative pressure equipment for use, and the use is inconvenient.
In order to solve the technical problem, the utility model discloses technical scheme provides an integrative running fire haemorrhoids ligation device of flashlight, wherein, include: the device comprises a ligation device shell, a firing mechanism and a negative pressure mechanism, wherein the firing mechanism and the negative pressure mechanism are arranged in the ligation device shell, and the device is characterized in that the negative pressure mechanism comprises an air pipe which is connected with the firing mechanism and is provided with an air inlet, an air return port and an air outlet, a vacuum piston which is connected with the air return port of the air pipe, an air outlet pipe which is connected with the air outlet of the air pipe, and an exhaust valve and an electric negative pressure nozzle which are respectively arranged on the air outlet pipe.
Optionally, the vacuum piston includes air inlet valve, air outlet valve, piston rod and with the piston rod is connected and install in rubber piston in the vacuum piston, the piston rod is in the vacuum piston outer joint manual trigger, manual trigger is kept away from the one end of vacuum piston rod is exposed outside the ligation shell, the air inlet valve with tracheal return-air port is connected.
Optionally, the exhaust valve includes an exhaust valve body and an exhaust button installed in the exhaust valve body, and the exhaust pipe and the electric negative pressure nozzle are connected to opposite side walls of the exhaust valve body in a penetrating manner.
Optionally, the exhaust valve is installed in the ligation shell, the electric negative pressure nozzle comprises an exhaust valve and an air suction nozzle, the exhaust valve is connected with the exhaust valve, and an interface of the air suction nozzle is located outside the ligation shell.
Optionally, firing mechanism include with ligation shell body coupling and one end stretch out the outer propulsion section of thick bamboo of ligation shell body, run through in advance in the section of thick bamboo and with the vacuum tube that tracheal air inlet is connected, install in advance the ratchet mechanism of a section of thick bamboo one end and, the part install in the ligation shell body and be used for with the firing spanner of ratchet mechanism contact, the vacuum tube for with the other end that the trachea is connected stretches out advance the section of thick bamboo outer and install the air cock, install at least a pair of rubber circle and advance the ring on the air cock, it is close to advance the ring advance a section of thick bamboo, it is located to advance a section of thick bamboo one end in the ligation shell body with be connected with the extension spring between the reference column in the ligation shell body.
Optionally, the diameter of the propelling ring is the same as the inner diameter of the propelling barrel.
Optionally, the ratchet mechanism includes at least one main ratchet and at least one auxiliary ratchet integrally formed with the propelling cylinder, and a pawl contacting with the auxiliary ratchet and having a spring at the bottom, the auxiliary ratchet contacts with the pawl and limits the propelling cylinder, the firing trigger includes a trigger piece, and the trigger piece contacts with the main ratchet and drives the main ratchet to move in the rotation process of the firing trigger, so as to drive the propelling cylinder to move along the axial direction of the propelling cylinder.
Optionally, the medical loop ligature device further comprises a release button which is installed on the loop ligature device shell and is in contact with the pawl, and the release button is detachably connected with the loop ligature device shell.
The utility model discloses technical scheme's beneficial effect is:
the utility model discloses a set up manual negative pressure mechanism and electronic negative pressure mechanism simultaneously on the haemorrhoids ligation device, and manual negative pressure mechanism and electronic negative pressure mechanism UNICOM, make haemorrhoids ligation device can realize two kinds of mode of manual negative pressure and/or electronic negative pressure, can select manual negative pressure mode or electronic negative pressure mode or two kinds of mode simultaneous use during the operation, make things convenient for medical personnel to operate, it is more convenient to make the operation, but haemorrhoids ligation device repetitious firing is used for the rubber circle of ligation haemorrhoids, make things convenient for medical personnel to operate, save operating time.
Drawings
Fig. 1 is a schematic structural view of a manual-electric integrated continuous-firing hemorrhoid ligation device in the embodiment of the utility model;
FIG. 2 is a schematic view of the negative pressure mechanism of the hemorrhoid ligation device in the embodiment of the present invention;
fig. 3 is a schematic view of the ratchet mechanism of the hemorrhoid ligation device in the 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.
Referring to fig. 1, 2 and 3, a manual and electric integrated continuous hemorrhoid ligation device is shown, which comprises: the device comprises a ligation device shell 7, a firing mechanism and a negative pressure mechanism which are arranged in the ligation device shell 7, wherein the negative pressure mechanism comprises an air pipe 5 which is connected with the firing mechanism and is provided with an air inlet 51, an air return opening 52 and an air outlet 53, a vacuum piston 4 which is connected with the air return opening 52 of the air pipe 5, an air outlet pipe 3 which is connected with the air outlet 53 of the air pipe 5, and an exhaust valve 2 and an electric negative pressure nozzle 1 which are respectively arranged on the air outlet pipe 3, and the shape of the ligation device shell 7 is preferably designed into a pistol shape in the embodiment, so that the operation is convenient.
In this embodiment, as shown in fig. 1 and 2, the vacuum piston 4 includes an air inlet valve 43, an air outlet valve 42, a piston rod 41, and a rubber piston 44 connected to the piston rod 41 and installed in the vacuum piston 4, the piston rod 41 is connected to the manual trigger 12 outside the vacuum piston 4, one end of the manual trigger 12 away from the vacuum piston rod 41 is exposed out of the ligation device housing 7, and the air inlet valve 43 is connected to the air return port 52 of the air tube 5. As shown in fig. 2, a rubber plug spring 45 connected to a rubber piston 44 is installed in the vacuum piston 4, when the manual trigger 12 is pulled, the manual trigger 12 drives the piston rod 41 and the rubber piston 44 to move (as shown in fig. 2, the rubber piston 44 moves to the left), the rubber piston spring 45 compresses to the left along the axial direction of the vacuum piston 4, gas is sucked from a gas inlet 51 and enters the vacuum piston 4 through a gas return port 52 connected to the gas pipe 5, when the manual trigger 12 is released, the rubber plug spring 45 rebounds to the original state due to elastic force and drives the rubber piston 44 to move to the right to an initial position, and the gas in the vacuum piston 4 is discharged out of the vacuum piston 4 through a gas outlet valve 42; when the pressure is too low, the hemorrhoid sore is not completely sucked, the manual trigger 12 can be continuously pressed for cyclic pressurization, and when the pressure is too high, the air discharge button 21 can be pressed to release the pressure. The air pressure can be adjusted according to the actual operation requirement in the using process. The direction of gas flow as indicated by the arrows in figure 2 is preferred in this embodiment. The vacuum piston 4 in other embodiments may be configured to be deflated by moving the rubber piston 44 to the right and deflated to the left.
In the present embodiment, as shown in fig. 1, the exhaust valve 2 includes an exhaust valve body 22 and an exhaust button 21 installed in the exhaust valve body 22, preferably, the exhaust valve 2 may also be a one-way exhaust valve, and the exhaust pipe 3 and the electric negative pressure nozzle 1 are connected to each other at the position of the opposite side wall of the exhaust valve body 22 in a penetrating manner. When the exhaust button 21 is pressed, the gas in the outlet pipe 3 can be exhausted through the exhaust valve body 22, and the material of the exhaust valve 2 and the electric negative pressure nozzle 1 can be plastic, stainless steel and the like. The electric negative pressure nozzle 1 can be connected with special negative pressure equipment (not shown), when the electric negative pressure equipment works, the manual trigger 12 is not pulled, namely, the vacuum piston 4 does not work, gas is sucked from the gas inlet 51 of the gas pipe 5 and is sucked into the negative pressure equipment through the gas outlet pipe 3, so that the adsorption to a sore opening of the hemorrhoid is realized, when the negative pressure equipment stops working, the hemorrhoid is sleeved and pricked, and finally, the exhaust button 21 is pressed to eliminate the negative pressure.
In this embodiment, as shown in fig. 1, the exhaust valve 2 is installed in the ligation device housing 7, the electric negative pressure nozzle 1 includes an air suction valve 111 and an air suction nozzle 112, the air suction valve 111 is detachably connected with the exhaust valve 2, and an interface of the air suction nozzle 112 is located outside the ligation device housing 7 and is connected to an external negative pressure device through the air suction nozzle 112.
In this embodiment, as shown in fig. 1, the firing mechanism comprises a pushing cylinder 8 connected to the ligation device housing 7 and having one end extending out of the ligation device housing 7, a vacuum tube 81 (not shown, but it is understood by those skilled in the art that the vacuum tube 81 is a hollow tubular structure extending through the pushing cylinder 8) and passing through the pushing cylinder 8 and connected to the air inlet 51 of the air tube 5, a ratchet mechanism 10 installed at one end of the pushing cylinder 8, and a firing wrench 11 installed partially in the ligation device housing 7 and used for contacting with the ratchet mechanism 10, the vacuum tube 81 extends out of the pushing cylinder 8 and is installed with an air nozzle 9 (or the vacuum tube 81 is directly defined as the air nozzle 9 at the outer part of the pushing cylinder 8) relative to the other end connected to the air tube 5, the air nozzle 9 is installed with at least one pair of rubber ring 91 and a pushing ring 92 (preferably 4 pairs of rubber ring 91 and pushing ring 92 in this embodiment, the pusher ring 92 is adjacent to the pusher barrel 8, and a tension spring 13 is connected between one end of the pusher barrel 8 located in the ligator housing 7 and a positioning post (not shown) in the ligator housing 7. When the trigger wrench 11 is buckled, the trigger wrench 11 contacts with the ratchet mechanism 10 and drives the pushing cylinder 8 to move (leftwards in this embodiment) towards the direction close to the air faucet 9 along the axial direction of the pushing cylinder 8, the pushing cylinder 8 moves and pushes the pushing ring 92 to move forwards, the pushing ring 92 pushes the rubber ring 91 to move, the rubber ring 91 falls and can be sleeved and tied on the hemorrhoid, after the preferable 4 rubber rings 91 are sleeved and tied in this embodiment, the release button 11 can be pressed, the release button 11 contacts with the ratchet mechanism 10, and the pushing cylinder 8 returns to the initial position under the action of the tension spring 13.
In this embodiment, the diameter of the propelling ring 92 is the same as the inner diameter of the propelling barrel 8, which is a preferred embodiment of this embodiment, and the diameter of the inner wall of the propelling ring 92 may be the same as the inner diameter of the propelling barrel 8.
In this embodiment, as shown in fig. 3, the ratchet mechanism 10 includes at least one main ratchet 101 and at least one auxiliary ratchet 102 integrally formed with the pushing cylinder 8, preferably 4 main ratchets 101 and 4 auxiliary ratchets 102 are provided in this embodiment, and the spacing between the main ratchets 101 is consistent with the spacing between the auxiliary ratchets, and includes a pawl 103 contacting with the auxiliary ratchet 102 and having a spring 104 mounted at the bottom thereof, the pawl 103 is detachably connected to the spring 104, the auxiliary ratchet 102 contacts with the pawl 103 and presses the pawl 103 downward, the auxiliary ratchet 102 moves and the right side surface of the auxiliary ratchet 102 contacts with the pawl 103 to limit the pushing cylinder 8, the firing trigger 11 includes a firing plate 113, the firing plate 113 contacts with the main ratchet 101 and drives the main ratchet 101 to move during the rotation of the firing trigger 11, the main ratchet 101 moves and drives the auxiliary ratchet 102 to move, one main ratchet 101 moves and one auxiliary ratchet 102 moves, thereby driving the propelling cylinder 8 to move along the axial direction of the propelling cylinder 8. The ligation of a plurality of hemorrhoids by the ligation device is realized through the interaction of all the components of the ratchet mechanism 10, and great convenience is brought to medical staff in the re-operation process.
In this embodiment, the medical device further comprises a release button 6 which is mounted on the ligation device housing 7 and is in contact with the pawl 103, the release button 6 is detachably connected with the ligation device housing 7, in this embodiment, the number of the secondary ratchet teeth 102 is preferably four, when the rubber ring 91 is completely ligated, the pawl 103 is in contact with the right side surface of the fourth secondary ratchet tooth 102, all the secondary ratchet teeth 102 are completely moved, the release button 6 can be pressed to release the ratchet mechanism 10, and after release, the left side surface of the first secondary ratchet tooth 102 is in contact with the pawl 103.
In this embodiment, a flashlight-integrated continuous-firing hemorrhoid ligation device has the following working principle:
medical personnel is using the ligation ware in-process, aim at the haemorrhoids sore mouth with the air cock 9 of ligation ware earlier, detain manual trigger 12 again, detain the in-process of manual trigger 12, manual trigger 12 can drive rubber piston 44 and move left, and drive rubber piston spring 45 and compress left, gas is inhaled and gets into vacuum piston 4 through the return-air mouth 52 of being connected with trachea 5 from air inlet 51, realize the negative pressure and adsorb haemorrhoids, if haemorrhoids are not inhaled into air cock 9 completely, medical personnel can continue to detain manual trigger 12 and continue to inhale the negative pressure, until haemorrhoids are inhaled in the air cock 9 completely.
After the hemorrhoids are completely sucked into the air nozzle 9, the medical staff can pull the trigger 11, the trigger 11 drives the trigger piece 113 to contact the main ratchet 101 and push the main ratchet 101 to move leftward (in this embodiment, move leftward) in the process of being pressed, the main ratchet 101 moves to drive the pushing cylinder 8 to move, the tension spring 13 stretches along the moving direction of the pushing cylinder 8, the auxiliary ratchet 102 is driven to move leftward in the process of pushing the main ratchet 101 by the trigger piece 113, the pressing pawl 103 moves downward (in this embodiment, move downward) in the process of moving the auxiliary ratchet 102, and when the pawl 103 is located at the interval between the auxiliary ratchets 102, the spring 104 rebounds to jack up the pawl 103 due to elasticity to limit the pushing cylinder 8, that is, the movement and the limit of the pushing cylinder 8 are realized by a group of the main ratchet 101 and the auxiliary ratchet 102.
The pushing cylinder 8 moves leftwards and pushes the pushing ring 92 and the rubber ring 91 to move, the rubber ring 91 far away from the pushing cylinder 8 is pushed to fall from the air nozzle 9 and be sleeved and tied on the haemorrhoids of a patient, the haemorrhoids are sleeved and tied for the first time, when a plurality of groups of main ratchets 101 and auxiliary ratchets 102 are arranged, the main ratchets 101 and the auxiliary ratchets 102 are preferably four groups, the pushing process and the limiting process are consistent with the above process, and the plurality of groups of pushing rings 92 and rubber rings 91 can be pushed to move, so that the repeated sleeving and tying is realized. When the four groups of main ratchets 101 and auxiliary ratchets 102 in the embodiment are all moved, the release button 6 can be pressed, the pawl 103 can be moved downwards by the release button 6 and the spring 104 is compressed, the push cylinder 8 is driven by the tension spring 13 to move rightwards to the initial position due to the resilience, the release button 6 is released, and the pawl 103 is jacked up by the spring 104 due to the resilience and is contacted with the auxiliary ratchets 102 to limit.
Under the condition that has negative pressure equipment, medical personnel can use electronic negative pressure, and negative pressure equipment during operation, gaseous air inlet 51 from trachea 5 is inhaled and directly gets into outlet duct 3 through the gas outlet 53 of outlet duct 3, thereby finally is inhaled negative pressure equipment from electronic negative pressure mouth 1 and is realized the absorption to the haemorrhoids wound, when negative pressure equipment stop work, with the haemorrhoids ligation can, press exhaust button 21 at last and offset the negative pressure. The process of the hemorrhoid ligation and the movement and the limiting of the propelling cylinder 8 are the same as the above.
To sum up, the utility model discloses a set up manual negative pressure mechanism and electronic negative pressure mechanism simultaneously on the haemorrhoids ligation device, and manual negative pressure mechanism and electronic negative pressure mechanism UNICOM for the haemorrhoids ligation device can realize two kinds of mode of manual negative pressure and/or electronic negative pressure, can select manual negative pressure mode or electronic negative pressure mode or two kinds of mode simultaneous use during the operation, make things convenient for medical personnel to operate, it is more convenient to make the operation, but haemorrhoids ligation device percussion is used for the rubber circle of ligation haemorrhoids many times in addition, make things convenient for medical personnel to operate, save operating time.
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 (8)
1. The utility model provides a ware is pricked to integrative running fire haemorrhoids cover of flashlight, including the ware casing is pricked to the cover, install in percussion mechanism and negative pressure mechanism in the ware casing is pricked to the cover, its characterized in that, negative pressure mechanism include with percussion mechanism connect and have air inlet, return air inlet and gas outlet the trachea, with the vacuum piston that tracheal return air inlet is connected, with the outlet duct that tracheal gas outlet is connected and, install respectively in discharge valve and electronic negative pressure mouth on the outlet duct.
2. The flashlight-integrated repeating haemorrhoid ligation device according to claim 1, wherein the vacuum piston comprises an air inlet valve, an air outlet valve, a piston rod and a rubber piston which is connected with the piston rod and installed in the vacuum piston, the piston rod is connected with a manual trigger outside the vacuum piston, one end of the manual trigger, which is far away from the piston rod, is exposed out of the ligation device shell, and the air inlet valve is connected with an air return opening of the air pipe.
3. The flashlight-integrated repeating haemorrhoid ligation device according to claim 1, wherein the exhaust valve comprises an exhaust valve body and an exhaust button mounted in the exhaust valve body, and the exhaust pipe and the electric negative pressure nozzle are connected at positions opposite to the side wall of the exhaust valve body in a penetrating manner.
4. The flashlight-integrated continuous hemorrhoid ligation device according to claim 1, wherein the exhaust valve is mounted in the ligation device shell, the electric negative pressure nozzle comprises an exhaust valve and an air suction nozzle, the exhaust valve is connected with the exhaust valve, and an interface of the air suction nozzle is located outside the ligation device shell.
5. The flashlight-integrated continuous hemorrhoid ligation device according to claim 1, wherein the firing mechanism comprises a pushing cylinder connected with the ligation device shell and having one end extending out of the ligation device shell, a vacuum tube penetrating through the pushing cylinder and connected with the air inlet of the air tube, a ratchet mechanism installed at one end of the pushing cylinder, and a firing wrench partially installed in the ligation device shell and used for contacting with the ratchet mechanism, the vacuum tube extends out of the pushing cylinder relative to the other end connected with the air tube and is provided with an air faucet, at least one pair of rubber rings and a pushing ring are installed on the air faucet, the pushing ring is close to the pushing cylinder, and a tension spring is connected between one end of the pushing cylinder located in the ligation device shell and a positioning column in the ligation device shell.
6. The flashlight-integrated continuous hemorrhoid ligation device according to claim 5, wherein the diameter of the push ring is the same as the inner diameter of the push cylinder.
7. The flashlight-integrated continuous hemorrhoid ligation device according to claim 5, wherein the ratchet mechanism comprises at least one primary ratchet and at least one secondary ratchet which are integrally formed with the propelling cylinder, and a pawl which is in contact with the secondary ratchet and has a spring mounted at the bottom, the secondary ratchet is in contact with the pawl and limits the propelling cylinder, the trigger wrench comprises a trigger piece which is in contact with the primary ratchet and drives the primary ratchet to move during rotation of the trigger wrench, and therefore the propelling cylinder is driven to move along the axial direction of the propelling cylinder.
8. The flashlight-integrated continuous hemorrhoid ligation device according to claim 7, further comprising a release button mounted on the ligation device housing and in contact with the pawl, wherein the release button is detachably connected with the ligation device housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920805414.XU CN210697726U (en) | 2019-06-03 | 2019-06-03 | Flashlight-integrated continuous haemorrhoids ligation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920805414.XU CN210697726U (en) | 2019-06-03 | 2019-06-03 | Flashlight-integrated continuous haemorrhoids ligation device |
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| Publication Number | Publication Date |
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| CN210697726U true CN210697726U (en) | 2020-06-09 |
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| CN201920805414.XU Active CN210697726U (en) | 2019-06-03 | 2019-06-03 | Flashlight-integrated continuous haemorrhoids ligation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113796918A (en) * | 2021-11-19 | 2021-12-17 | 杭州康基医疗器械有限公司 | Step-by-step feeding mechanism applied to continuous hair clip applier |
| CN113796919A (en) * | 2021-11-19 | 2021-12-17 | 杭州康基医疗器械有限公司 | Repeating clip applier |
-
2019
- 2019-06-03 CN CN201920805414.XU patent/CN210697726U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113796918A (en) * | 2021-11-19 | 2021-12-17 | 杭州康基医疗器械有限公司 | Step-by-step feeding mechanism applied to continuous hair clip applier |
| CN113796919A (en) * | 2021-11-19 | 2021-12-17 | 杭州康基医疗器械有限公司 | Repeating clip applier |
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