CN213588392U

CN213588392U - Multi-clamp clip applier

Info

Publication number: CN213588392U
Application number: CN202020749017.8U
Authority: CN
Inventors: 董高宏; 董雨欣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-07-02
Anticipated expiration: 2030-05-08

Abstract

The utility model provides a multi-clip applier, which comprises a forceps holder component, a forceps rod component and a handle component, wherein the handle component is connected with the forceps head component, the handle component is used for driving the forceps head to clamp and close a vascular clip, the forceps holder component comprises an upper forceps holder and a lower forceps holder, the upper forceps holder comprises an upper clamping groove and an upper positioning groove arranged on one side of the upper forceps holder far away from the handle component, the upper positioning groove comprises two upper positioning grooves which are respectively arranged on two sides of the upper clamping groove, the lower forceps holder comprises a lower clamping groove and a lower positioning groove arranged on one side of the lower forceps holder far away from the handle component, at least one lower positioning groove is arranged on the side of the lower clamping groove, the design enables the upper forceps holder to select one or two clamping arms for fixing the vascular clip, and the lower forceps holder can fix one clamping arm of the vascular clip, therefore, the multi-clip applier can be adapted to various forms of vascular clips, the application range is wide, and the application is worthy of recommendation.

Description

Multi-clamp clip applier

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a press from both sides and execute clamp more.

Background

The clamp applier is a clamp capable of clamping a vascular clamp and closing the vascular clamp in an operation, the clamp applier can stretch into a human body from a small incision, the clamp applier is matched with a laparoscope to observe an operation position inside the human body, then the position of a clamp head of the clamp applier is adjusted to enable the vascular clamp to be aligned with a blood vessel, then the clamp applier is driven by a closing handle to close the vascular clamp, however, the clamp applier on the market can only clamp a single vascular clamp, a clamp body in the vascular clamp can elastically deform after the single vascular clamp is clamped, the clamp body can be subjected to reverse acting force due to the fact that vascular tissues have good elasticity, the vascular clamp is easy to fall off in the operation process under the effects of reverse acting and deformation resistance of the clamp body, and the clamp applier is required to clamp a plurality of vascular clamps in order to guarantee smooth operation, and operation time and efficiency are seriously affected. Therefore, how to achieve a graspable double vessel clamp is a technical problem that needs to be solved by those skilled in the art at present, because the conventional clip applier can not meet the requirements of the operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the traditional clamp applier can only clamp a single vascular clamp, seriously affects the operation time and the efficiency and the like, and provides a multi-clamp applier.

A multi-clip applier clip, comprising: the clamp comprises a clamp component, a clamp rod component and a handle component, wherein the handle component is arranged at one end of the clamp rod component, and the clamp component is arranged at the other end of the clamp rod component; wherein, the forceps holder subassembly includes an upper forceps holder and a lower forceps holder, the upper forceps holder contains an upper clamping groove and set up in the upper forceps holder is kept away from last constant head tank of handle components one side, it has two at least to go up the constant head tank, go up the constant head tank will go up the clamping groove and evenly divide into the number of share equal with last constant head tank, the side correspondence of any share go up the clamping groove is provided with one go up the constant head tank, lower forceps holder contains a lower clamping groove and set up in lower constant head tank that the handle components one side was kept away from to lower forceps holder, the constant head tank has at least one down, the constant head tank setting is in the side of lower clamping groove, consequently, the mode of setting up of forceps holder subassembly makes it agree with a dual fail safe vascular clamp, and its appearance is the V-arrangement, dual fail: a first clamping arm and a second clamping arm; the first clamping arm comprises a first clamping arm A and a first clamping arm B which are arranged side by side, a gap is reserved between the first clamping arm A and the first clamping arm B, the first clamping arm A and one end of the first clamping arm B are connected with the second clamping arm through an elastic connector together, the first clamping arm A and the first clamping arm B are far away from one end of the elastic connector, a clamping hook is arranged on each end of the elastic connector, and a corresponding clamping seat matched with the clamping hook is arranged on the second clamping arm.

Preferably, the jaw assembly includes a jaw pin, one end of the jaw pin is connected to the upper jaw and the lower jaw, and the other end of the jaw pin is connected to the jaw lever assembly.

Furthermore, the clamp rod assembly comprises a pull rod, a shaft sleeve and a clamp rod which are in a radial concentric ring structure from inside to outside in a horizontal plane, wherein one end of the pull rod, one end of the shaft sleeve and one end of the clamp rod are connected with the clamp pin, and the other end of the pull rod, the other end of the shaft sleeve and the other end of the clamp rod are connected with the handle assembly.

Furthermore, the clamp rod assembly further comprises a rotator, a connecting thread, a connecting sleeve, a fixing sleeve and a fixing bolt, wherein the rotator is rotatably connected with the clamp rod, the connecting sleeve is sleeved in the shaft sleeve and fixed with the rotator through the connecting thread, and the fixing sleeve is sleeved in the shaft sleeve and fixed with the connecting sleeve through the fixing bolt. The setting of circulator can make the whole 360 degrees rotations of tong pole and binding clip subassembly, and the increase operation field of vision, 360 degrees regulation operation angles can all-round accurate execute the clamp, and the operation is more convenient.

Furthermore, the handle assembly comprises a fixed handle and a movable handle, the fixed handle and the movable handle are connected through a movable bolt, the fixed handle is connected with the clamp rod, and the movable handle is connected with the pull rod.

Furthermore, a return spring is arranged between the fixed handle and the movable handle.

Preferably, the upper positioning groove and the lower positioning groove are both semi-circular arc grooves.

Furthermore, the diameter of the semi-circular arc-shaped groove is 5-10 cm.

Compared with the prior art, the utility model discloses following beneficial effect has: a multi-clip applier comprises a clip component, a clip rod component and a handle component, wherein the handle component is connected with the clip head component and is used for driving the clip head to clamp and close a vascular clip, the clip component comprises an upper clip and a lower clip, the upper clip comprises an upper clip groove and at least two upper positioning grooves arranged on one side of the upper clip far away from the handle component, the lower clip comprises a lower clip groove and at least one lower positioning groove arranged on the side of the lower clip far away from the handle component, the design is that the upper clip can selectively fix one or more than 1 clip arm of the vascular clip, and the lower clip can fix at least one clip arm of the vascular clip, therefore, the multi-clip applier is matched with a double-insurance vascular clip, and the second clip arm of the double-insurance vascular clip is connected with two first clip arms A and a first clip arm B which are arranged side by side through an elastic connector, when the multi-clamp clip is used, two upper positioning grooves respectively fix the first clamping arm A and the first clamping arm B, the upper clamping groove respectively contains the first clamping arm A and the first clamping arm B, the lower positioning groove respectively fixes the second clamping arm, and the lower clamping groove contains the second clamping arm; the adaptive double-safety vascular clamp has the advantages that if one first clamping arm A or one first clamping arm B fails, the other first clamping arm A or the other first clamping arm B cannot be interfered, the vessel is continuously clamped and closed, and the risk of bleeding caused by clamping failure in the operation process is avoided; certainly, the multi-clip applier can also be adapted to a common single blood vessel clip on the surface of the world, one of the two upper positioning grooves of the upper clip is used for fixing one clip arm of the single blood vessel clip, the lower positioning groove of the lower clip is used for fixing the other clip arm of the single blood vessel clip, and then the operation of clamping the blood vessel can be completed.

Drawings

Fig. 1 is a schematic structural view of a multi-clip applier provided by an embodiment of the present invention;

fig. 2 is an enlarged schematic structural view of a part a of a multi-clip applier rotator provided by the embodiment of the present invention;

fig. 3 is a schematic structural view of a jaw assembly of a multi-clip applier clip according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a double-insurance vascular clamp according to an embodiment of the present invention.

In the figure, 1-jaw component, 2-jaw component, 3-handle component, 11-upper jaw, 12-lower jaw, 111-upper jaw slot, 112-upper positioning slot, 121-lower jaw slot, 122-lower positioning slot, 103-jaw pin, 21-pull rod, 22-shaft sleeve, 23-jaw rod, 24-rotator, 25-connecting thread, 26-connecting sleeve, 27-fixing sleeve, 28-fixing bolt, 31-fixing handle, 32-movable handle, 33-movable bolt, 34-reset spring, 4-first jaw arm, 5-second jaw arm, 6-elastic connecting body, 61-arc through slot, 7-first gap, 8-hook part, 8.1-hook, 9-second gap, 10-clamping seat, 10.1-hook groove, 10.2 rodent and 13-columnar fixing piece.

Detailed Description

The embodiments described below are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1:

referring to fig. 1 and 3, embodiment 1 provides a multi-clip applier, which includes: the clamp comprises a clamp component 1, a clamp rod component 2 and a handle component 3, wherein the handle component 3 is arranged at one end of the clamp rod component 2, and the clamp component 1 is arranged at the other end of the clamp rod component 2; wherein, the jaw assembly 1 includes an upper jaw 11, a lower jaw 12 and a jaw pin 103, the upper jaw 11 includes an upper clamping groove 111 and an upper positioning groove 112 disposed on a side of the upper jaw 11 away from the handle assembly 3, the number of the upper positioning grooves 112 is at least two, the upper positioning groove 112 uniformly divides the upper clamping groove 111 into the number of parts equal to the number of the upper positioning grooves 112, a side of any part of the upper clamping groove 111 is correspondingly provided with one upper positioning groove 112, in this embodiment, the upper positioning groove 112 includes two, the two upper positioning grooves 112 are respectively disposed on two sides of the upper clamping groove 111, the lower jaw 12 includes a lower clamping groove 121 and a lower positioning groove 122 disposed on a side of the lower jaw 12 away from the handle assembly 3, the lower positioning groove 122 is at least one, the lower positioning groove 122 is disposed on a side of the lower clamping groove 121, specifically, the number of the lower positioning grooves 122 may be 1 or 2, and in this embodiment, the number thereof is 1; one end of the jaw pin 103 is connected to the upper jaw 11 and the lower jaw 12, and the other end of the jaw pin 103 is connected to the jaw lever assembly 2; the upper clamping groove 111 and the lower clamping groove 121 are used for accommodating clamping arms of a vascular clamp in a process of clamping a blood vessel in an operation, the upper positioning groove 112 and the lower positioning groove 122 are used for fixing the clamping arms of the vascular clamp on the multi-clamp clip applier before the operation of clamping the blood vessel, in this embodiment, the upper clamp 11 and the lower clamp 12 are designed such that the upper clamp 11 can selectively fix one or two clamping arms of the vascular clamp, and the lower clamp 12 can fix one clamping arm of the vascular clamp.

Referring to fig. 2, the forceps rod assembly 2 includes a pull rod 21, a shaft sleeve 22 and a forceps rod 23, which are in a radial concentric ring structure in a horizontal plane from inside to outside, wherein one end of the pull rod 21, one end of the shaft sleeve 22 and one end of the forceps rod 23 are all connected to the forceps pin 103, the other end of the pull rod 21, one end of the shaft sleeve 22 and the other end of the forceps rod 23 are all connected to the handle assembly 3, the handle assembly 3 includes a fixed handle 31 and a movable handle 32, the fixed handle 31 and the movable handle 32 are connected by a movable bolt 33, the fixed handle 31 is connected to the forceps rod 23, and the movable handle 32 is connected to the pull rod 21.

In order to better adjust the clamping direction of the clip, and meet the clinical requirement, the clip lever assembly 2 provided by this embodiment further includes a rotator 24, a connecting thread 25, a connecting sleeve 26, a fixing sleeve 27, and a fixing bolt 28, the rotator 24 is rotatably connected with the clip lever 23, the connecting sleeve 26 is sleeved on the shaft sleeve 22 and fixed with the rotator 24 by the connecting thread 25, the fixing sleeve 27 is sleeved on the shaft sleeve 22 and fixed with the connecting sleeve 26 by the fixing bolt 28, wherein the fixing sleeve 27 is fixedly connected with the shaft sleeve 22. During the operation, rotate circulator 24 through medical personnel, drive through the rotation of circulator 24 the rotation of adapter sleeve 26 and fixed cover 27, and then fixed cover 27 drives axle sleeve 22's rotation, because axle sleeve 22 connects pincers clamp pin 103, pincers clamp pin 103 connects go up forceps holder 11 with lower single pincers, consequently, axle sleeve 22 rotates and also can drive go up forceps holder 11 with the rotation of lower single pincers has realized the adjustment of pincers clamp direction of executing, and the setting up of this circulator 24 has increased the operation field of vision, 360 degrees regulation operation angle, can all-round precision execute the clamp for operation is more convenient.

Referring to fig. 1, preferably, a return spring 34 is installed between the fixed handle 31 and the movable handle 32, so that the upper jaw 11 and the lower jaw are clamped only by gripping the fixed handle 31 and the movable handle 32, and when released, the fixed handle 31 and the movable handle 32 automatically return under the action of the return spring 34, and the upper jaw 11 and the lower jaw are opened. Preferably, last constant head tank 112 and lower constant head tank 122 be the half-circular arc recess for the column type installed part of adaptation vascular clamp, it is further, the diameter of half-circular arc recess is 5 ~ 10cm, and the diameter of major possession half-circular arc recess is 10cm promptly, can use the vascular clamp of major possession, and the diameter of minor possession half-circular arc recess is 5cm, can use the vascular clamp of minor possession.

Referring to fig. 4, the present embodiment further provides a double-safety vascular clamp matching with the multi-clamp clip applier, which is V-shaped and includes: a first arm lock 4 and a second arm lock 5, the first arm lock 4 with the second arm lock 5 all designs into arc structure, first arm lock 4 with an end of second arm lock 5 is connected through an elastic connector 6, just first arm lock 4, second arm lock 5 and elastic connector 6 structure as an organic whole.

Wherein, the first clamping arm 4 is designed with two, namely comprises a first clamping arm A4.1 and a first clamping arm A4.2 which are arranged side by side, a gap is reserved between the first clamping arm A4.1 and the first clamping arm A4.2 to ensure that the first clamping arm A4.1 and the first clamping arm A4.2 do not interfere with each other, in the present embodiment, the gap is defined as a first gap 7, and the width of the first gap 7 is selected to be within a design range of D0.5 mm to 5mm, and is further designed to be within a design range of D0.5 mm to 2mm, therefore, the structural design of the double-insurance vascular clamp is more compact on the premise of ensuring that the first clamping arm A4.1 and the first clamping arm A4.2 do not interfere with each other, meanwhile, a clamping hook 8.1 is arranged on the first clamping arm A4.1 and a clamping hook 8.1 part 8 of the first clamping arm A4.2 far away from the elastic connector 6, the clamping hook 8.1 is formed by that one sides of the first clamping arm A4.1 and the first clamping arm A4.2, which are far away from the second clamping arm, are respectively protruded outwards.

Referring to fig. 4, the second clip arm 5 is designed with a second clip arm B5.1 and a second clip arm B5.2 corresponding to the first clip arm a4.1 and the first clip arm a4.2, a second gap 9 having the same width as the first gap 7 is arranged between the second clip arm B5.1 and the second clip arm B5.2, one ends of the second clip arm B5.1 and the second clip arm B5.2 far away from the elastic connector 6 are connected into a whole, and a clip seat 10 matched with the clip hook 8.1 is formed by bending the first clip arm a4.1 and the first clip arm a4.2 together, a hook groove 10.1 adapted to the clip hook 8.1 is recessed in the clip seat 10, and is used for limiting the first clip arm a4.1 and the first clip arm a4.2 in a clipping state, and the second gap 9 is designed to provide a buffering space for the first clip arm a4.1 and the first clip arm a4.2 to clip in a clipping state, avoiding the extrusion to the vessel wall.

One end of the first arm lock a4.1 and one end of the first arm lock a4.2 are connected with the second arm lock B5.1 and the second arm lock B5.2 of the second arm lock 5 together through the elastic connecting body 6, when a blood vessel is clamped, the first arm lock a4.1 and the first arm lock a4.2 move synchronously to cooperate with the second arm lock B5.1 and the second arm lock B5.2 to clamp the blood vessel, that is, the first arm lock a4.1 corresponds to the second arm lock B5.1, the first arm lock a4.2 uses the second arm lock B5.2 to clamp two parts of the blood vessel simultaneously, so as to achieve a dual-safety function, and simultaneously, when the first arm lock a4.1, the first arm lock a4.2 and the second arm lock B5.1 and the second arm lock B5.2 are clamped, the matched arm locks 10.2 are provided on the surfaces thereof, in this embodiment, when the two rows of the rodents are arranged in a staggered manner, the blood vessel can be prevented from flowing out when the rodents are in a staggered arrangement state, meanwhile, the tissue at the clamped position is ensured not to be necrotic; further realize the stability when centre gripping, avoid appearing sliding, drop and pine promptly and take off.

Furthermore, a connector is arranged in the middle between the second clamping arm B5.1 and the second clamping arm B5.2, and the connector is used for improving the rigid connection between the second clamping arm B5.1 and the second clamping arm B5.2, so as to ensure that the second clamping arm B5.1 and the second clamping arm B5.2 are synchronous when the clamping is closed.

Further, the first clamping arm 4 and the second clamping arm 5 are provided with a cylindrical fixing member 13 at the side for being inserted into the upper positioning groove 112 or the lower positioning groove 122. The elastic connecting body 6 is designed to be of an arc-shaped structure, two sides of the elastic connecting body 6 respectively correspond to the first clamping arm A4.1 and the first clamping arm A4.2, an arc-shaped through groove 61 is formed in the first clamping arm A4.1 and the first clamping arm A4.2, when the elastic connecting body 6 is clamped and closed, enough shrinkage space is reserved, the capacity of resisting deformation of the elastic connecting body 6 is reduced, and the clamping and closing effect is improved. In the present exemplary embodiment, the curved through groove 61 is designed in the shape of a crescent.

With reference to fig. 1, 2, 3 and 4 of the drawings, in use, the corresponding cylindrical fixing members 13 of the first clamping arm a4.1 and the first clamping arm a4.2 are buckled into the two upper positioning grooves 112 of the upper jaw 11, and the cylindrical fixing member 13 of the second clamping arm 5 is buckled into the lower positioning groove 122 of the lower jaw 12, because the second clamping arm B5.1 and the second clamping arm B5.2 of the second clamping arm 5 are rigidly connected, the second clamping arm 5 only needs to be fixed by one lower positioning groove 122, and then the multi-clip applying clamp provided with the dual-safety vascular clip is inserted into the inside of the human body through the incision, and the surgical site inside the human body is observed by cooperating with the laparoscope, and then the position of the clip applying head is adjusted by rotating the rotator 24 to align the vascular clip with the blood vessel, and then the clip applying head is driven by the closing handle to close the vascular clip, that is the operation of closing the vascular clip is completed, of course, the multi-clip applier can also fix a single blood vessel clip thereon, specifically, one of the column-shaped fixing members 13 of the blood vessel clip is fixed in one of the two upper positioning slots 112 of the upper jaw 11, and the other column-shaped fixing member 13 of the blood vessel clip is fixed in the lower positioning slot 122 of the lower jaw 12, and then the following operation is repeated.

Of course, the number of the upper positioning slots 112 may be 3, 4 or more, so that the multi-clip applier can be adapted to various types of vascular clips, and has a wide application range, which is worthy of recommendation.

Example 2:

this embodiment 2 provides a multi-clip applier, including: the clamp comprises a clamp component, a clamp rod component and a handle component, wherein the handle component is arranged at one end of the clamp rod component, and the clamp component is arranged at the other end of the clamp rod component; the forceps holder assembly includes an upper forceps holder and a lower forceps holder, the upper forceps holder includes an upper clamping groove and upper positioning grooves disposed on one side of the upper forceps holder away from the handle assembly, the number of the upper positioning grooves is at least two, the upper positioning grooves uniformly divide the upper clamping groove into the number of parts equal to the number of the upper positioning grooves, the side of any part of the upper clamping groove is correspondingly provided with one upper positioning groove, in this embodiment, the upper positioning grooves include two upper positioning grooves which are respectively arranged on two sides of the upper clamping groove, the lower forceps holder includes a lower clamping groove and lower positioning grooves disposed on one side of the lower forceps holder away from the handle assembly, the number of the lower positioning grooves is at least one, the lower positioning grooves are disposed on the side of the lower clamping groove, specifically, the number of the lower positioning grooves may be 1 or 2, in this embodiment, the number of the active ingredients is 1; the clamp rod assembly comprises two clamp rods with cross-connected ends, the two clamp rods are fixedly connected with the upper clamp and the lower clamp through screws, a connecting hole is formed in one end, far away from the clamp assembly, of each clamp rod, and the clamp rods on the side are connected in the handle assembly in an injection molding mode.

The multi-clamp clip applier greatly reduces the weight of the clip, reduces the fatigue degree during use, is well suitable for open type operations, and is used for clamping vascular clamps to complete open type operation operations.

The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.

Claims

1. A multi-clip applier clip, comprising: the clamp comprises a clamp component, a clamp rod component and a handle component, wherein the handle component is arranged at one end of the clamp rod component, and the clamp component is arranged at the other end of the clamp rod component; the method is characterized in that: the forceps holder assembly comprises an upper forceps holder and a lower forceps holder, the upper forceps holder comprises an upper clamping groove and upper positioning grooves which are arranged on one side, far away from the handle assembly, of the upper forceps holder, the number of the upper positioning grooves is at least two, the upper positioning grooves uniformly divide the upper clamping groove into parts equal to the number of the upper positioning grooves, the upper positioning grooves are correspondingly arranged on the side edges of any part of the upper clamping grooves, the lower forceps holder comprises a lower clamping groove and lower positioning grooves which are arranged on one side, far away from the handle assembly, of the lower forceps holder, at least one lower positioning groove is arranged, and the lower positioning grooves are arranged on the side edges of the lower clamping groove;

the clamping assembly comprises a clamping pin, one end of the clamping pin is connected with the upper clamp and the lower clamp, and the other end of the clamping pin is connected with the clamping rod assembly;

the clamp rod assembly comprises a pull rod, a shaft sleeve and a clamp rod which are in a radial concentric ring structure in a horizontal plane from inside to outside, wherein one ends of the pull rod, the shaft sleeve and the clamp rod are connected with the clamp pin, and the other ends of the pull rod, the shaft sleeve and the clamp rod are connected with the handle assembly;

the clamp rod assembly further comprises a rotator, a connecting thread, a connecting sleeve, a fixing sleeve and a fixing bolt, the rotator is rotatably connected with the clamp rod, the connecting sleeve is sleeved with the connecting thread for the shaft sleeve and fixed with the rotator, and the fixing sleeve is sleeved with the fixing bolt for the shaft sleeve and fixed with the connecting sleeve.

2. The multi-clip applier clip of claim 1, wherein said handle assembly includes a fixed handle and a movable handle, said fixed handle and said movable handle connected by a movable bolt, said fixed handle connected to said jawset, said movable handle connected to said pull rod.

3. The multi-clip applier clip of claim 2, wherein a return spring is mounted between said stationary handle and said movable handle.

4. The multi-clip applier clip of claim 1, wherein said upper detent and said lower detent are each semi-circular arcuate grooves.

5. The multi-clip applier jaw of claim 4, wherein said semi-circular arc shaped groove has a diameter of 5-10 cm.