CN216628631U - Blood vessel ligation and separation device - Google Patents

Abstract

The utility model relates to a blood vessel ligation and separation device, which comprises two clamping devices, a separation device and a connecting rod, wherein the two clamping devices are connected with the separation device through the connecting rod; the clamping device is arranged on the connecting rod, the disconnecting device is arranged between the two clamping devices, the disconnecting device is movably connected with the connecting rod, the clamping device is used for clamping blood vessels, the disconnecting device is used for cutting off the blood vessels, and the connecting rod is vertically connected with the clamping device and the disconnecting device; the clamping device and the separating device are driven by the same transmission mechanism, the operating end of the clamping device and the separating device is positioned on one side, so that the clamping device and the separating device are convenient to operate by one hand, the clamping device and the separating device are independently controlled and do not influence each other, the operation time is controlled by an operator, and the flexibility is high; its advantages are: the vessel ligation and separation device can clamp and separate vessels at one time, has strong operability, high flexibility and high safety, and can effectively prevent the occurrence of bleeding and other conditions.

Description

Blood vessel ligation and separation device

Technical Field

The utility model relates to the technical field of medical surgical instruments, in particular to a blood vessel ligation and separation device.

Background

In minimally invasive surgery, rapid and accurate hemostasis is very critical to reduce surgical complications and improve surgical efficiency. The vascular clamp is an important surgical instrument, such as a Hem-o-lok clamp and a titanium clamp in laparoscopic surgery, and before the vascular clamp is separated from the blood vessel, the vascular clamp is usually used for clamping the far end and the near end of the target blood vessel, and then the ultrasonic knife is separated from the middle part, so that the surgical efficiency is greatly improved, and complicated silk ligation under the endoscope is avoided. In neurosurgery, because of limited operation space, a rapid and convenient blood vessel separation device is very important, at present, a method of clipping after silk ligation or pure electrocoagulation is adopted for separating large blood vessels, the former has complicated steps, and the latter has uncertain hemostasis.

The Chinese patent application: CN210784510U discloses a blood vessel separating device for laparoscope, which comprises a left tissue clamping device, a right tissue clamping device, a tissue clamp, a clamping device central scissors, a connecting rod, a fixed handle, a movable handle, a clamp barrel body, a movable link, a fixed link and a tissue clamp fixing groove; when the blood vessel disconnecting device for the laparoscope is used for performing blood vessel cutting operation under the laparoscope, two sides of a blood vessel can be rapidly clamped and closed by using a tissue clamp, and the fact that the blood vessel is clamped accurately and completely is confirmed; when the instrument is pushed forward, the center scissors of the clipping device can quickly cut off the blood vessel, thereby saving the operation time, and the tissue clip is firm and does not slip; meanwhile, the blood vessel, the bile duct and the like are judged according to the broken end of the tissue, the trouble that the tissue cannot be judged when being cut off or bleeding is caused after the thicker blood vessel is cut off due to an electrotome, an ultrasonic knife and an energy platform is prevented, and the instrument is convenient, rapid and flexible to operate and effectively improves the operation safety through clinical practice; but only aiming at the mode that ligation and cutting operation need to be carried out respectively for three times in the prior art, the method provides the operation that the ligation and the cutting can be realized only by the same instrument; in the process of separating and cutting off the blood vessel, the tip of the central scissors of the clamping and closing device is shorter than the tail end of the tissue clamp, so that the central scissors of the clamping and closing device can not cause any damage to the blood vessel tissue before the tissue clamp clamps the tissue completely, but the central scissors of the clamping and closing device still need at least two steps to realize the relevant separation and cutting operation even if the central scissors are the same surgical instrument, the clamping and ligation of the blood vessel is firstly carried out, and then the separation and cutting device is pushed forwards to cut off the blood vessel.

The Chinese patent application: CN109864787A discloses a double-jaw titanium clamp, including handle, runner, tong pole, titanium clamp storehouse, binding clip, the binding clip has two, sets up side by side, is equipped with the vascular cutting device between two binding clips. The clamp rods are arranged side by side, the clamp rods on the left side and the right side are respectively connected with the two clamp heads, and the middle clamp rod is connected with the blood vessel cutting device. The blood vessel cutting device comprises a V-shaped blood vessel groove, a groove is arranged on the inner wall of the V-shaped blood vessel groove, a cutting tool is arranged in the groove, the cutting tool is connected with a transmission device in the clamp rod, and the transmission device is connected with the handle; the left and right clamp rods are provided with titanium clamp nail bins; the double forceps heads and the blood vessel cutting device are arranged side by side, so that the operation time of separating blood vessels in liver operation or tumor operation is greatly shortened, and the operation is simple. The technical scheme described in the patent uses two forceps heads which are arranged side by side, a blood vessel cutting device is arranged between the two forceps heads, titanium clamps of the two forceps heads can simultaneously clamp and close two ends of a blood vessel, and meanwhile, the blood vessel cutting device cuts off the blood vessel, so that the operation time of the operation is shortened; in addition, the cutting tool is hidden in the groove on the inner wall of the V-shaped blood vessel groove, the cutting tool is ejected out of the groove when the blood vessel is cut, and a time difference between clamping and cutting is provided, so that the blood vessel cannot be cut before the titanium clamp head is aligned with the blood vessel, but the cutting position needs to be selected in advance by medical staff, and no room for adjustment and convolution exists in the operation process, so that the preparation requirement on the operation is high.

The Chinese patent application: CN204995544U discloses a cavity breaking pliers, which comprises a pliers rod body, a fixed handle, a movable handle, two jaws and a breaking device, wherein the fixed handle is installed on the pliers rod body, a push rod is arranged in the pliers rod body, the tail end of the push rod is connected with the movable handle, the top end of the push rod is connected with the two jaws, the movable handle is connected with a clamp feeding spring, the other end of the clamp feeding spring is fixed in the inner cavity of the pliers rod body, the breaking device is fixed on the pliers rod body, and the breaking device is located between the two jaws. When the clamping device is used, the cavity clamping clamp is placed in the two forceps clamps in advance, the fixed handle is held by hands, the movable handle is pressed, the clamp feeding spring is compressed, the ejector rod connected to the movable handle moves backwards, the ejector rod drives the two forceps clamps to move backwards, when the two forceps clamps touch the forceps rod body, the opened forceps clamps are closed, the cavity clamping clamp clamps the two ends of a blood vessel, the disconnecting device is started to cut the blood vessel, surgical instruments do not need to be replaced when the cavity disconnecting clamp is used for cutting the blood vessel, three steps are carried out, the operation time is saved, the operation safety is improved, and the pain of a patient is relieved. Although the separation control of clamping and cutting is realized, the position distance control is not flexible enough.

In view of the above, there is a need for a blood vessel ligation and detachment device that can clamp and detach a blood vessel at a time, has high operability, flexibility and safety, and can effectively prevent the occurrence of bleeding and the like.

Disclosure of Invention

The utility model aims to provide a blood vessel ligation and separation device which can clamp and separate blood vessels at one time, has strong operability, high flexibility and high safety and can effectively prevent bleeding and the like.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a blood vessel ligation and separation device comprises two clamping devices, a separation device and a connecting rod; the clamping device is arranged on the connecting rod, the disconnecting device is arranged between the two clamping devices, the disconnecting device is movably connected with the connecting rod, the clamping device is used for clamping blood vessels, the disconnecting device is used for cutting off the blood vessels, and the connecting rod is used for connecting the clamping device and the disconnecting device; the centers of the clamping ends of the clamping device and the separating device are positioned on the same straight line.

As a preferred technical scheme, the clamping and closing device comprises a clamp, a clamp rod, a clamp operating handle and a clamp transmission mechanism; the forceps jaws are located at one end of the forceps rod, the forceps jaws are connected with the forceps jaw operating handle through the forceps jaw transmission mechanism, and the forceps jaw operating handle controls the opening and closing of the forceps jaws through the forceps jaw transmission mechanism.

As a preferred technical scheme, the disconnecting device comprises a disconnecting tong, a disconnecting tong rod, a disconnecting tong transmission mechanism and a disconnecting tong operating handle; the cutting pliers are located at one end of the cutting pliers rod, the cutting pliers are connected with the cutting pliers operating handle through the cutting pliers transmission mechanism, the cutting pliers operating handle controls the opening and closing of the cutting pliers through the cutting pliers transmission mechanism, and the cutting pliers are used for cutting off blood vessels.

As a preferred technical scheme, the other end of the disconnecting and cutting pliers rod is provided with a lantern ring which is sleeved on the connecting rod.

As a preferable technical scheme, the clamping device and the disconnecting device can also be in an X-shaped clamp structure, the connecting rod is connected to the shaft rods of the clamping device and the disconnecting device, and the disconnecting device is movably connected with the connecting rod through a lantern ring.

As a preferable technical scheme, the clamping device is provided with a fixing clip thereon, the fixing clip is detachably connected with the clamping device, and the fixing clip is used for continuously clamping and closing the blood vessel.

As a preferable technical scheme, the ionization device is provided with an electrocoagulation head, and the electrocoagulation head is detachably and electrically connected with an electric ion surgical instrument and is used for realizing electric excision and or electrocoagulation.

The utility model has the advantages that:

1. the blood vessel ligation and separation device comprises two clamping devices, a separation device and a connecting rod; the clamping devices are used for clamping blood vessels, the disconnecting device is used for separating the blood vessels, the disconnecting device is arranged between the two clamping devices and connected to the connecting rod in parallel, ligation and disconnection of the blood vessels can be realized simultaneously, and the disconnecting device is movably connected with the connecting rod, so that the adjustment of the shearing position can be still realized when the blood vessels are clamped;

2. the centers of the clamping ends of the clamping device and the disconnecting device are positioned on the same straight line, so that the clamping and the disconnecting of the blood vessel can be simultaneously carried out, and the operating handles of the clamping device and the disconnecting device are arranged in a differentiated mode, so that the clamping ends of the clamping device and the disconnecting device can be independently opened and closed without mutual influence, and the operation difficulty is reduced.

Drawings

FIG. 1 is a first schematic view of a blood vessel ligation and detachment device according to the present invention.

Fig. 2 is a schematic diagram of a blood vessel ligation and separation device according to the utility model.

Fig. 3A is a schematic diagram (I) of a transmission mechanism of the blood vessel ligation and dissociation device.

Fig. 3B is a schematic diagram (II) of a transmission mechanism of the blood vessel ligation and dissociation device.

FIG. 4 is a schematic view of the clamping end of the blood vessel ligation and detachment device.

FIG. 5 is a schematic view of the clamping end and the fixing clip of the blood vessel ligation and detachment device of the present invention.

Fig. 6 is a schematic view of another blood vessel ligation and detachment device according to the present invention.

Fig. 7 is a schematic view of another blood vessel ligation and detachment device according to the present invention.

FIG. 8 is a schematic view showing the connection of a connection rod and a control lever of another blood vessel ligation and detachment apparatus according to the present invention.

Detailed Description

The utility model will be further illustrated with reference to specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications can be made by those skilled in the art after reading the disclosure of the present invention, and equivalents fall within the scope of the appended claims.

The reference numerals and components referred to in the drawings are as follows:

1. clamping device 2, disconnecting device 3, connecting rod

11. Jaw 12, jaw lever 13 and jaw operating handle

14. Jaw transmission mechanism 15, fixing clamp 21 and release tong

22. Break tong rod 23, break tong operating handle 24, break tong transmission mechanism

31. Cylindrical chute 32, holding rod 221, lantern ring

321. Movable support rod 3211, guide rod 33 and guide rail

34. Control lever 35, handle 36, control button

Example 1

Referring to fig. 1 and 2, fig. 1 is a first schematic view of a blood vessel ligation and detachment device according to the present invention; FIG. 2 is a schematic view of a blood vessel ligation and detachment device according to the present invention; a blood vessel ligation and separation device comprises two clamping devices 1, a separation device 2 and a connecting rod 3; the clamping devices 1 are arranged on the connecting rod 3, the disconnecting device 2 is arranged between the two clamping devices 1, the disconnecting device 2 is movably connected with the connecting rod 3, the clamping devices 1 are used for clamping blood vessels, the disconnecting device 2 is used for cutting off the blood vessels, and the connecting rod 3 is vertically connected with the clamping devices 1 and the disconnecting device 2; the clamping and closing device 1 comprises a clamp 11, a clamp rod 12, a clamp operating handle 13 and a clamp transmission mechanism 14; the jaw 11 is located at one end of the forceps rod 12, the jaw 11 is connected with the jaw operating handle 13 through the jaw transmission mechanism 14, and the jaw operating handle 13 controls the opening and closing of the jaw 11 through the jaw transmission mechanism 14; the jaw transmission mechanism 14 is positioned in the jaw lever 12, and the jaw transmission mechanism realizes controllable opening and closing of the jaw 11 through the cooperation of a spring and a hinge point; the disconnecting device 2 comprises a disconnecting tong 21, a disconnecting tong rod 22, a disconnecting tong transmission mechanism 24 and a disconnecting tong operating handle 23; the said trip pincers 21 locate at one end of said trip pincers pole 22, the said trip pincers 21 couples to said trip pincers actuating lever 23 through the said trip pincers driving mechanism 24, the said trip pincers actuating lever 23 controls the opening and closing of the said trip pincers 21 through the said trip pincers driving mechanism 24, the said trip pincers driving mechanism 24 locates in said pincers pole 12, it realizes the controllable opening and closing of the trip pincers 21 through the cooperation of spring and pin joint;

referring to fig. 3A and fig. 3B, fig. 3A is a schematic diagram of a transmission mechanism of a blood vessel ligation and detachment device according to the present invention (i), and fig. 3B is a schematic diagram of a transmission mechanism of a blood vessel ligation and detachment device according to the present invention (ii); in this embodiment, the forceps rod 12 and the forceps rod 22 are both cylindrical, a channel is left in the cylindrical, the forceps driving mechanism 14 and the forceps driving mechanism 24 are disposed in the channel, the forceps driving mechanism 14 and the forceps driving mechanism 24 are driven by the same driving mechanism, and the opening and closing movement is controlled by the diamond hinge structure and the spring, it should be understood that the upper and lower schematic diagrams in fig. 3A and 3B are schematic diagrams of the original length state and the stretching state of the spring, respectively, and when the spring is in the original length state, the clamping end, i.e., the forceps end for clamping the blood vessel, is in an open state, corresponding to the initial state of the forceps 21 in this embodiment; similarly, in the present embodiment, the initial state of the jaw 11 is the closed state, and in the open state, the spring is compressed. The disconnecting link 22 is arranged between the two links 12 and connected to the connecting rod 3 in parallel, the connecting rod 3 is cylindrical, the diameter of the middle section of the connecting rod 3 is smaller than the diameters of the two ends of the connecting rod to form a cylindrical chute 31, one end of the disconnecting link 22 is provided with a sleeve ring 221 which is movably sleeved with the cylindrical chute 31, and friction force is generated between the sleeve ring 221 and the cylindrical chute 31, so that the disconnecting link can not move easily due to error touch in the using process; the connecting rod 3 is also provided with a holding rod 32, and the holding rod 32 is used for providing a holding support position; the holding rod 32 is extended with a movable support rod 321, the forceps operation handle 13 and the off-clipper operation handle 23 are hinged with the holding rod, and the control of the forceps transmission mechanism 14 and the off-clipper transmission mechanism 24 is realized by taking the hinged point as a pivot, it should be understood that, in order to facilitate the movement of the off-clipper rod 22, a guide rod 3211 is arranged on the corresponding movable support rod 321, and the off-clipper operation handle 23 is connected with the holding rod through a hole groove and is hinged with the holding rod; the forceps holder operating handle 13 and the cutting nipper operating handle 23 are respectively hinged with the forceps holder transmission mechanism 14 and the cutting nipper transmission mechanism 24; preferably, the initial state of the jaw 11 is a closed state, and the initial state of the release tong 21 clamp 11 is an open state, and correspondingly, under the action of the same transmission mode in this embodiment, the jaw 11 can be opened by hooking the jaw operating handle 13 inward, and the release tong 21 clamp 11 can be closed by pushing the release tong operating handle 23 outward; referring to fig. 4, fig. 4 is a schematic view of a clamping end of a blood vessel ligation and detachment device according to the present invention; the clamping surfaces of the jaws 11 are provided with mutually meshed anti-slip teeth (not shown in the figure) to ensure that the blood vessel is completely closed in the clamping process; the cutting pliers 21 clamp 11 is provided with a tool bit;

referring to fig. 5, fig. 5 is a schematic view of the clamping end and the fixing clip of the blood vessel ligation and detachment device according to the present invention. In some preferred embodiments, the clipping device 1 is provided with a fixing clip 15, the fixing clip 15 is detachably connected with the clipping device 1, and the fixing clip 15 is used for continuously clipping the blood vessel; the fixing clamp 15 is made of high polymer material plastic resin and has elasticity, the clamp 11 of the fixing clamp is provided with a clamping part matched with the fixing clamp 15 and used for clamping the fixing clamp 15, at the moment, the clamping and closing device 1 can swing randomly, the fixing clamp 15 cannot fall off randomly as long as no force is applied to collide the fixing clamp, and after the clamp 11 is clamped, the clamping hooks at two free ends of the fixing clamp 15 are matched with the clamping seat to clamp a blood vessel; the fixing clamp 15 is matched with the clamping device 1 in the prior art;

in some preferred embodiments, the cutting head of the dissociation device 2 is an electrocoagulation cutting head, which is detachably and electrically connected with an electric ion surgical instrument (prior art, not shown in the figures) through a conductive device (not shown in the figures) such as an electric wire, and the electric cutting and electrocoagulation are realized through switching application of high frequency and low frequency, so that the closure of the dissociated blood vessel can be further ensured, and the operation efficiency is improved.

The use mode of the utility model is as follows: for the blood vessel ligation of the neurosurgery keyhole surgery, firstly, fully exposing an intracranial blood vessel, clamping the blood vessel by using a clamping device 1 clamped with a fixing clamp 15 after dissociating the blood vessel, clamping the blood vessel by using a clamp holder 11, mutually buckling two ends of the fixing clamp 15 to block the blood vessel, slightly picking up the blood vessel, pressing an electrotomy switch, electrifying to electrocoagulate and cut off the blood vessel, and withdrawing the blood vessel ligation and dissociation device after the blood vessel is dissociated and sealed; it will be appreciated that after the vessel is reclamped to close, the vessel to be dissected is exposed, and since the dissecting device 2 is movably connected to the connecting rod 3, the vessel cutting position can be finely adjusted by moving the relative position of the dissecting forceps rod 22 on the connecting rod 3, so that the operation is more flexible, and the adjustment of the dissecting position can be completed without readjusting the position of the entire device.

It should be noted that: the blood vessel ligation and separation device comprises two clamping devices 1, a separation device 2 and a connecting rod 3; the clamping devices 1 are used for clamping blood vessels, the disconnecting device 2 is used for separating the blood vessels, the disconnecting device 2 is arranged between the two clamping devices 1 and connected to the connecting rod 3 in parallel, ligation and disconnection of the blood vessels can be realized simultaneously, and the disconnecting device 2 is movably connected with the connecting rod 3, so that the cutting position can still be adjusted when the blood vessels are clamped; the centers of the clamping ends of the clamping device 1 and the separating device 2 are positioned on the same straight line, so that the clamping and the separating of the blood vessel can be simultaneously carried out, and the operating handles are arranged in a differentiated manner, so that the clamping ends of the clamping device 1 and the separating device 2 can be independently opened and closed without mutual influence, and the operation difficulty is reduced; the clamping device 1 comprises a clamp 11, a clamp rod 12, a clamp operating handle 13 and a clamp transmission mechanism 14, the disconnecting device 2 comprises a disconnecting clamp 21, a disconnecting clamp rod 22, a disconnecting clamp transmission mechanism 24 and a disconnecting clamp operating handle 23, and the clamping device is simple in structure, convenient to operate, high in reliability, small in occupied area and particularly suitable for operations with small openings of intracranial operations and the like; the other end of the disconnecting link 22 is provided with a sleeve ring 221, the sleeve ring 221 is sleeved on the connecting rod 3, the disconnecting link 22 can move conveniently, and the connecting rod 3 provides a moving guide rail, so that the moving freedom degree is limited, and the operation difficulty is reduced; the clamping device 1 is provided with a fixing clamp 15, the fixing clamp 15 is detachably connected with the clamping device 1, and the fixing clamp 15 is used for continuously clamping the blood vessel, so that the safety of the operation can be improved, and the blood vessel is clamped independently of the continuous clamping of the clamping device 1.

Example 2

Referring to fig. 6, fig. 6 is a schematic view of another blood vessel ligation and detachment apparatus according to the present invention. In this embodiment, the clamping device 1 and the disconnecting device 2 adopt different control structures from those in embodiment 1, in this embodiment, the clamping device 1 and the disconnecting device 2 are in an X-shaped clamp structure, the connecting rod 3 is connected to the shaft rods of the clamping device 1 and the disconnecting device 2, the disconnecting device 2 is movably connected with the connecting rod 3 through a sleeve ring 221, and the connecting rod 3 and the sleeve ring 221 are in rectangular parallelepiped structures; in this embodiment, it is demonstrated that the change of the transmission mechanism structure of the clipping device 1 and the disconnecting device 2 does not affect the use efficiency of the present invention, the combination of the disconnecting device 2 and the connecting rod 3 can effectively improve the efficiency of the ligation and disconnection of the blood vessel, fig. 6 of the present embodiment only provides an indication for the change of the transmission mechanism, and the size and the arrangement of the knife head can be set according to the actual requirement.

Example 3

Referring to fig. 7, fig. 7 is a schematic view of another blood vessel ligation and detachment apparatus according to the present invention. In order to be more suitable for minimally invasive surgeries such as neurosurgery keyhole surgeries and the like, the clamping device 1 and the disconnecting device 2 are controlled in an electric transmission mode to clamp and disconnect blood vessels, and compared with the limitation of the inherent volume of mechanical transmission and electric transmission in the examples 1 and 2, especially the application of an integrated circuit, the electric transmission greatly releases an operation space; the separation device 2 and the clamping device 1 are movably connected with the connecting rod 3, a rotating system, namely a plurality of micro motors and transmission mechanisms, is arranged in the connecting rod 3, a guide rail 33 is arranged on the connecting rod 3, the separation device 2 is connected with the guide rail 33 in a matching way and can move along the guide rail 33, the control mode can be screw transmission and the like, the opening and closing of the clamping device 1 and the separation device 2 are directly controlled by the micro motors, the connecting rod 3 is connected with an operating rod 34, one end of the operating rod 34 is provided with a grab handle 35 with a control button 36 so as to be convenient for holding and operating the terminal, a conduction and control circuit is arranged in the operating rod 34 and the grab handle 35, the control button 36 on the grab handle 35 can respectively control the opening and closing of the separation device 2 and the clamping device 1, and the power supply mode can continuously supply power for an external power supply, the power can also be supplied to the storage battery; the blood vessel ligation and disconnection device 2 disclosed by the utility model controls the terminal in an electric transmission mode, so that the volume of the device is optimized, and the device is suitable for being applied to some minimally invasive surgeries; referring to fig. 8, fig. 8 is a schematic view illustrating a connection rod and a control lever of another blood vessel ligation and detachment apparatus according to the present invention; in some preferred embodiments, the connecting rod 3 is movably connected to the operating rod 34, that is, the connecting rod 3 can rotate relatively by a micro motor, which further increases the flexibility of use.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and additions can be made without departing from the principle of the present invention, and these modifications and additions should also be regarded as the protection scope of the present invention.

Claims (5)

1. A blood vessel ligation and separation device is characterized by comprising two clamping devices, a separation device and a connecting rod; the clamping device is arranged on the connecting rod, the disconnecting device is arranged between the two clamping devices, the disconnecting device is movably connected with the connecting rod, the clamping device is used for clamping blood vessels, the disconnecting device is used for cutting off the blood vessels, and the connecting rod is used for connecting the clamping device and the disconnecting device; the centers of the clamping ends of the clamping device and the separating device are positioned on the same straight line.

2. The blood vessel ligation and detachment device according to claim 1, wherein the clamping device comprises a clamp, a clamp rod, a clamp operating handle and a clamp transmission mechanism; the forceps jaws are located at one end of the forceps rod, the forceps jaws are connected with the forceps jaw operating handle through the forceps jaw transmission mechanism, and the forceps jaw operating handle controls the opening and closing of the forceps jaws through the forceps jaw transmission mechanism.

3. The blood vessel ligation and detachment device according to claim 1 or 2, wherein the clamping device is provided with a fixing clip, the fixing clip is detachably connected with the clamping device, and the fixing clip is used for continuously clamping and detaching the blood vessel.

4. The blood vessel ligation and detachment device according to claim 1, wherein a rotation system is provided in the connecting rod for driving the clamping device and the detachment device to open and close, and the connecting rod is provided with a guide rail connected with the detachment device; the connecting rod is connected with the operating lever, and one end of the operating lever is provided with a grab handle with a control button.

5. The blood vessel ligation and detachment device according to claim 4, wherein the connecting rod is movably connected to the operating lever.

Images