CN111317544A

Movatterモバイル変換

Info

Publication number: CN111317544A
Application number: CN202010302583.9A
Authority: CN
Inventors: 肖健齐; 肖卓宜; 肖卓冉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-06-23

Abstract

Translated fromChinese

本发明公开了一种医用吸引器咬钳，属于医用咬钳技术领域。主杆前端的侧壁开设矩形槽，主杆前端设有交叉的夹头，夹头后端交叉杆位于矩形槽内，其铰接轴固定在矩形槽的左右内壁上，两交叉杆后端分别铰接有连杆，在主杆的矩形槽后端开设拉杆通道孔，拉杆通道孔内插入有拉杆，拉杆前端与两连杆后端铰接，拉杆后端设有端头，在主杆后端侧壁上固定连接有支杆，支杆端为吸引器导管接头，在主杆前端开设有一对吸引通道，吸引通道位于拉杆通道孔两侧，在吸引器导管接头端部开设有吸引主管道，吸引通道与吸引主管道连通，吸引器导管接头与吸引器的导管连接，主杆后端套有尾座安装帽，通过尾座安装帽安装在夹钳驱动手柄上。

The invention discloses a medical suction forceps, which belongs to the technical field of medical forceps. The side wall of the front end of the main rod is provided with a rectangular groove, the front end of the main rod is provided with a crossed collet, the cross rod at the rear end of the collet is located in the rectangular groove, the hinge shaft is fixed on the left and right inner walls of the rectangular groove, and the rear ends of the two cross rods are hinged respectively. There is a connecting rod, a pull rod channel hole is opened at the rear end of the rectangular groove of the main rod, a pull rod is inserted into the pull rod channel hole, the front end of the pull rod is hinged with the rear ends of the two connecting rods, the rear end of the pull rod is provided with an end head, and the side wall at the rear end of the main rod is provided with a connecting rod. A support rod is fixedly connected to the upper part, and the end of the support rod is a suction pipe joint. A pair of suction channels are opened at the front end of the main rod. The suction channels are located on both sides of the pull rod channel hole. It is communicated with the suction main pipeline, the suction pipe joint is connected with the suction pipe, the rear end of the main rod is sleeved with a tailstock installation cap, and the tailstock installation cap is installed on the clamp drive handle.

Description

Translated fromChinese

一种医用吸引器咬钳A kind of medical suction device bite forceps

技术领域technical field

本发明涉及一种医用吸引器咬钳，属于医用咬钳技术领域。The invention relates to a medical suction forceps, belonging to the technical field of medical forceps.

背景技术Background technique

外科手术治疗疾病时，需要用咬钳抓取病变，使用现有的咬钳有时会受操作角度或空间限制，导致无法准确抓住病变，如果强行抓取会损伤周围正常组织结构。When surgically treating diseases, it is necessary to grasp the lesions with forceps. The use of existing forceps is sometimes limited by the operating angle or space, which makes it impossible to accurately grasp the lesions. If forced grasping, the surrounding normal tissue structure will be damaged.

发明内容SUMMARY OF THE INVENTION

为了解决上述现有技术存在的不足，本发明提供了一种医用吸引器咬钳，可借助吸引力作用把病变吸入钳口，保证准确有效的抓住病变，完成微创手术操作。In order to solve the above-mentioned deficiencies in the prior art, the present invention provides a medical suction forceps, which can suck the lesions into the jaws with the help of attraction, so as to ensure accurate and effective grasping of the lesions and complete the minimally invasive operation.

本发明解决其技术问题所采用的技术方案是：一种医用吸引器咬钳，包括夹钳装置、吸引装置和夹钳驱动手柄，夹钳装置上安装有吸引装置，夹钳装置后端安装有夹钳驱动手柄，吸引装置与吸引器的吸引导管连接，所述的夹钳装置由主杆、尾座安装帽、拉杆、端头、夹头和连杆组成，主杆前端的侧壁上开设有贯穿整个杆体的矩形槽，主杆前端设有交叉铰接的夹头，夹头位于主杆前端，夹头后端交叉杆位于矩形槽内，且交叉杆的铰接轴固定在矩形槽的左右内壁上，两夹头的交叉杆后端分别铰接有连杆，两连杆后端通过铰轴铰接，在主杆的矩形槽后端面中心处开设有拉杆通道孔，拉杆通道孔内插入有拉杆，拉杆前端与两连杆后端的铰接轴铰接，拉杆后端设有端头，所述的主杆后端套有尾座安装帽，通过尾座安装帽安装在夹钳驱动手柄上。The technical scheme adopted by the present invention to solve the technical problem is as follows: a medical suction forceps, comprising a clamping device, a suction device and a clamping driving handle, the clamping device is provided with a suction device, and the rear end of the clamping device is provided with a clamping device. The clamp drives the handle, and the suction device is connected to the suction conduit of the suction device. The clamp device is composed of a main rod, a tailstock mounting cap, a pull rod, an end head, a collet and a connecting rod. The side wall of the front end of the main rod is provided with a There is a rectangular groove running through the entire rod body, the front end of the main rod is provided with a cross-hinged collet, the collet is located at the front end of the main rod, the cross rod at the rear end of the collet is located in the rectangular groove, and the hinge shaft of the cross rod is fixed on the left and right inner walls of the rectangular groove. The rear ends of the cross rods of the two chucks are respectively hinged with connecting rods, and the rear ends of the two connecting rods are hinged through the hinge shafts. A pull rod channel hole is opened at the center of the rear end face of the rectangular groove of the main rod, and a pull rod is inserted into the pull rod channel hole. The front end of the tie rod is hinged with the hinge shafts at the rear end of the two connecting rods, the rear end of the tie rod is provided with an end, and the rear end of the main rod is covered with a tailstock mounting cap, which is mounted on the clamp drive handle through the tailstock mounting cap.

所述的吸引装置由支杆、吸引器导管接头组成，在主杆后端侧壁上固定连接有向后方伸出的支杆，支杆后端固定连接有吸引器导管接头，在主杆前端开设有一对左右对称的吸引通道，吸引通道位于拉杆通道孔两侧，在吸引器导管接头端部开设有吸引主管道，吸引通道后端与吸引主管道连通，吸引器导管接头与吸引器的导管连接，通过吸引通道对主杆前端两夹头间进行吸引。The suction device is composed of a support rod and an aspirator conduit joint. A support rod extending backward is fixedly connected to the rear end side wall of the main rod. The rear end of the support rod is fixedly connected with an aspirator conduit joint. A pair of left and right symmetrical suction channels are opened, the suction channels are located on both sides of the draw rod channel hole, and a suction main pipe is opened at the end of the suction pipe joint, the rear end of the suction channel is connected with the suction main pipe, and the suction pipe joint is connected with the suction pipe of the suction pipe. Connect, through the suction channel to attract between the two chucks at the front end of the main rod.

所述的两连杆可由V型扭簧制成，其V型扭簧端部分别与夹头后方交叉杆铰接，拉杆前端与V型扭簧后端铰接，V型扭簧能使两夹头保持张开姿势，拉动拉杆使夹头闭合，松开拉杆后，夹头在V型扭簧的作用下自动复位。The two connecting rods can be made of V-shaped torsion springs. The ends of the V-shaped torsion springs are respectively hinged with the rear cross bars of the chuck, and the front end of the pull rod is hinged with the rear end of the V-shaped torsion springs. The V-shaped torsion springs can make the two chucks. Keeping the open position, pull the pull rod to close the collet. After releasing the pull rod, the collet will automatically reset under the action of the V-shaped torsion spring.

所述的两吸引通道可位于拉杆通道孔两侧的上方、下方或旁边，所述的两吸引通道可和为一个直径更大的通道，该通道不与拉杆通道孔发生连通。The two suction passages can be located above, below or beside the two sides of the draw rod passage hole, and the two suction passages can be combined into a larger diameter passage, which does not communicate with the draw rod passage hole.

所述的夹头后方交叉杆的铰接轴可位于矩形槽左右内壁的中间位置、中上方位置或中下方位置，若从主杆侧壁打孔将该铰接轴安装在矩形槽内，则该铰接轴应位于吸引通道的上方或下方，防止侧孔打通吸引通道。The hinge shaft of the cross bar at the rear of the chuck can be located in the middle position, the upper middle position or the lower middle position of the left and right inner walls of the rectangular groove. The shaft should be located above or below the suction channel to prevent the side hole from opening the suction channel.

所述夹钳装置后端安装的夹钳驱动手柄由前剪式手柄、后剪式手柄和限位垫组成，前剪式手柄与后剪式手柄中部通过铰轴铰接，前剪式手柄顶端设有向前伸出的外螺纹管，所述的尾座安装帽，螺纹旋入前剪式手柄的外螺纹管，其拉杆向后方伸出，在前剪式手柄和后剪式手柄顶端间的拉杆上套有限位垫，拉杆后端的端头卡入后剪式手柄的顶端，夹持后剪式手柄，后剪式手柄顶部拉动拉杆，拉杆驱动夹钳装置的夹头闭合，从而实现夹持功能，松开后剪式手柄，后剪式手柄推动拉杆，使夹头复位。The clamp drive handle installed at the rear end of the clamp device is composed of a front scissor handle, a rear scissor handle and a limit pad. There is an externally threaded pipe extending forward, the tailstock mounting cap is screwed into the externally threaded pipe of the front scissor handle, and its pull rod extends backward, between the front scissor handle and the top of the rear scissor handle. There is a limit pad on the pull rod, the rear end of the pull rod is clamped into the top of the rear scissor handle, and the rear scissor handle is clamped. Function, release the rear scissor handle, and the rear scissor handle pushes the pull rod to reset the chuck.

本发明的有益效果是：解决了现有咬钳受操作角度或空间的限制而导致的抓取困难的问题，夹钳处开设有吸引孔，与吸引器连接后，借助吸引力作用把病变吸入钳口处，再通过夹钳进行抓取，保证准确有效的抓住病变，在操作角度或空间受到限制的情况下，大幅度降低操作难度，提高操作效率，完成微创手术操作。The beneficial effects of the invention are as follows: the problem of difficulty in grasping caused by the limitation of the operation angle or space of the existing bite forceps is solved, and the forceps are provided with suction holes. The jaws are then grasped by the clamps to ensure accurate and effective grasping of the lesions. When the operating angle or space is limited, the operation difficulty is greatly reduced, the operation efficiency is improved, and the minimally invasive operation is completed.

附图说明Description of drawings

下面结合附图和具体实施方式对本发明进一步说明。The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

图1为本发明的结构示意图。FIG. 1 is a schematic structural diagram of the present invention.

图2为本发明的侧视图。Figure 2 is a side view of the present invention.

图3为本发明的主视图。FIG. 3 is a front view of the present invention.

图4为本发明的A-A剖视后的结构示意图。FIG. 4 is a schematic view of the structure of the present invention after the A-A section.

图5为本发明B-B剖视后的结构示意图。FIG. 5 is a schematic structural diagram of the present invention after the B-B section.

图6为本发明的夹钳部分的结构剖视图。FIG. 6 is a cross-sectional view of the structure of the clamp part of the present invention.

图7为本发明的夹钳部分的结构剖视图。FIG. 7 is a cross-sectional view of the structure of the clamp portion of the present invention.

图8为本发明实施例1的结构示意图。FIG. 8 is a schematic structural diagram ofEmbodiment 1 of the present invention.

图9为本发明实施例1夹取时的结构示意图。FIG. 9 is a schematic structural diagram ofEmbodiment 1 of the present invention when it is clamped.

图中标号：Labels in the figure:

1、主杆，2、尾座安装帽，3、支杆，4、吸引器导管接头，5、拉杆，6、端头，7、夹头，8、吸引通道，9、连杆，10、矩形槽，11、吸引主管道，12、拉杆通道孔，13、前剪式手柄，14、后剪式手柄，15、限位垫。1. Main rod, 2. Tailstock mounting cap, 3. Support rod, 4. Suction tube connector, 5. Tie rod, 6. End head, 7. Collet, 8. Suction channel, 9. Connecting rod, 10, Rectangular groove, 11, main suction pipe, 12, tie rod channel hole, 13, front scissor handle, 14, rear scissor handle, 15, limit pad.

具体实施方式Detailed ways

如图1-9所示，一种医用吸引器咬钳，包括夹钳装置、吸引装置和夹钳驱动手柄，夹钳装置上安装有吸引装置，夹钳装置后端安装有夹钳驱动手柄，吸引装置与吸引器的吸引导管连接。As shown in Figures 1-9, a medical suction device bite forceps includes a clamp device, a suction device and a clamp drive handle. The suction device is connected to the suction catheter of the suction device.

所述的夹钳装置由主杆1、尾座安装帽2、拉杆5、端头6、夹头7和连杆9组成。主杆1前端的侧壁上开设有贯穿整个杆体的矩形槽10，主杆1前端设有交叉铰接的夹头7，两夹头7位于主杆1前端，夹头7后端交叉杆位于矩形槽10内，且交叉杆的铰接轴固定在矩形槽10的左右内壁上，两夹头7的交叉杆后端分别铰接有连杆9，两连杆9后端通过铰轴铰接，在主杆1的矩形槽10后端面中心处开设有拉杆通道孔12，拉杆通道孔12内插入有拉杆5，拉杆5前端与两连杆9后端的铰接轴铰接，拉杆5后端设有端头6。The clamping device is composed of amain rod 1 , atailstock mounting cap 2 , apull rod 5 , anend head 6 , acollet 7 and a connectingrod 9 . The side wall of the front end of themain rod 1 is provided with arectangular groove 10 that runs through the entire rod body. The front end of themain rod 1 is provided with across-hinged collet 7, the twocollets 7 are located at the front end of themain rod 1, and the rear end of thecollet 7 is located in the rectangular Inside thegroove 10, and the hinge shaft of the cross rod is fixed on the left and right inner walls of therectangular groove 10, the rear ends of the cross rods of the twochucks 7 are respectively hinged with the connectingrods 9, and the rear ends of the two connectingrods 9 are hinged through the hinge shafts. A pullrod channel hole 12 is opened at the center of the rear end surface of therectangular groove 10 of 1, and apull rod 5 is inserted into the pullrod channel hole 12.

所述的两连杆9可由V型扭簧制成，其V型扭簧端部分别与夹头7后方交叉杆铰接，拉杆5前端与V型扭簧后端铰接，V型扭簧能使两夹头7保持张开姿势，拉动拉杆5使夹头7闭合，松开拉杆5后，夹头7在V型扭簧的作用下自动复位。The two connectingrods 9 can be made of V-shaped torsion springs. The ends of the V-shaped torsion springs are hinged with the rear cross rods of thechuck 7 respectively. The front end of thepull rod 5 is hinged with the rear end of the V-shaped torsion springs. The twochucks 7 remain in the open position, and thepull rod 5 is pulled to close thechuck 7. After thepull rod 5 is released, thechuck 7 automatically resets under the action of the V-shaped torsion spring.

在主杆1后端套有尾座安装帽2，通过尾座安装帽2安装在夹钳驱动手柄上。Atailstock mounting cap 2 is sleeved at the rear end of themain rod 1, and is mounted on the clamp drive handle through thetailstock mounting cap 2.

所述的吸引装置由支杆3、吸引器导管接头4组成。在主杆1后端侧壁上固定连接有向后方伸出的支杆3，支杆3后端固定连接有吸引器导管接头4，在主杆1前端开设有一对左右对称的吸引通道8，吸引通道8位于拉杆通道孔12两侧，在吸引器导管接头4端部开设有吸引主管道11，吸引通道8后端与吸引主管道11连通，吸引器导管接头4与吸引器的导管连接，通过吸引通道8对主杆1前端两夹头7间进行吸引。The suction device is composed of astrut 3 and asuction pipe joint 4 . On the rear end sidewall of themain rod 1 is fixedly connected asupport rod 3 extending backward, the rear end of thesupport rod 3 is fixedly connected with an aspirator conduit joint 4, and a pair of left and rightsymmetrical suction channels 8 are opened at the front end of themain rod 1, Thesuction channel 8 is located on both sides of the drawrod channel hole 12, the suctionmain pipe 11 is provided at the end of the suction pipe joint 4, the rear end of thesuction channel 8 is communicated with the suctionmain pipe 11, and the suction pipe joint 4 is connected with the pipe of the suction device, Thesuction channel 8 is used to suction between the twochucks 7 at the front end of themain rod 1 .

所述的两吸引通道8可位于拉杆通道孔12两侧的上方、下方或旁边，所述的两吸引通道8可和为一个直径更大的通道，该通道不与拉杆通道孔12发生连通。The twosuction passages 8 can be located above, below or beside the two sides of the drawrod passage hole 12 , and the twosuction passages 8 can be combined into a larger diameter passage which does not communicate with the drawrod passage hole 12 .

所述的夹头7后方交叉杆的铰接轴可位于矩形槽10左右内壁的中间位置、中上方位置或中下方位置，若从主杆1侧壁打孔将该铰接轴安装在矩形槽10内，则该铰接轴应位于吸引通道8的上方或下方，防止侧孔打通吸引通道8。The hinge shaft of the cross bar at the rear of thecollet 7 can be located in the middle position, the upper middle position or the lower middle position of the left and right inner walls of therectangular groove 10. If a hole is drilled from the side wall of themain rod 1, the hinge shaft is installed in therectangular groove 10. , the hinge shaft should be located above or below thesuction channel 8 to prevent the side hole from going through thesuction channel 8 .

实施例1Example 1

所述夹钳装置后端安装的夹钳驱动手柄由前剪式手柄13、后剪式手柄14和限位垫15组成，前剪式手柄13与后剪式手柄14中部通过铰轴铰接，前剪式手柄13顶端设有向前伸出的外螺纹管，所述的尾座安装帽2，螺纹旋入前剪式手柄13的外螺纹管，其拉杆5向后方伸出，在前剪式手柄13和后剪式手柄14顶端间的拉杆5上套有限位垫15，拉杆5后端的端头卡入后剪式手柄14的顶端，夹持后剪式手柄14，后剪式手柄14顶部拉动拉杆5，拉杆5驱动夹钳装置的夹头7闭合，从而实现夹持功能，松开后剪式手柄14，后剪式手柄14推动拉杆5，使夹头7复位。The clamp drive handle installed at the rear end of the clamp device is composed of afront scissor handle 13, a rear scissor handle 14 and alimit pad 15. The front scissor handle 13 and the middle of the rear scissor handle 14 are hinged through a hinge shaft. The top end of the scissor handle 13 is provided with an externally threaded pipe extending forward. Thetailstock mounting cap 2 is threaded into the externally threaded pipe of thefront scissor handle 13, and itspull rod 5 extends backward. Alimit pad 15 is set on thepull rod 5 between thehandle 13 and the top end of the rear scissor handle 14 , and the end of the rear end of thepull rod 5 is clamped into the top of the rear scissor handle 14 to clamp the rear scissor handle 14 and the top of the rear scissor handle 14 Pull thepull rod 5, thepull rod 5 drives thecollet 7 of the clamp device to close, thereby realizing the clamping function, and the rear scissor handle 14 is released, and the rear scissor handle 14 pushes thepull rod 5 to reset thecollet 7.

Claims

1. The utility model provides a medical aspirator bites pincers, includes clamping device, suction device and clamp drive handle, installs suction device on the clamping device, and clamping device installs clamp drive handle in the rear end, and suction device is connected its characterized in that with the suction catheter of aspirator: the clamping device comprises a main rod (1), a tailstock mounting cap (2), a pull rod (5), an end head (6), a chuck (7) and connecting rods (9), wherein a rectangular groove (10) penetrating through the whole rod body is formed in the side wall of the front end of the main rod (1), the chuck (7) hinged in a crossed manner is arranged at the front end of the main rod (1), the chuck (7) is positioned at the front end of the main rod (1), crossed rods at the rear ends of the chucks (7) are positioned in the rectangular groove (10), hinged shafts of the crossed rods are fixed on the left inner wall and the right inner wall of the rectangular groove (10), the rear ends of the crossed rods of the two chuck (7) are respectively hinged with the connecting rods (9), the rear ends of the two connecting rods (9) are hinged through hinged shafts, a pull rod passage hole (12) is formed in the center of the rear end face of the rectangular groove (10) of the main rod (1), the pull rod (5) is inserted into the pull rod passage hole (12), the front, the rear end of the pull rod (5) is provided with an end (6), the rear end of the main rod (1) is sleeved with a tailstock installation cap (2), and the tail rod installation cap (2) is installed on the clamp driving handle.

2. The medical aspirator clamp according to claim 1, wherein: suction device constitute by branch (3), aspirator pipe connector (4), branch (3) that fixedly connected with stretches out to the rear on mobile jib (1) rear end lateral wall, branch (3) rear end fixedly connected with aspirator pipe connector (4), a pair of bilateral symmetry's attraction passageway (8) have been seted up at mobile jib (1) front end, attraction passageway (8) are located pull rod passage hole (12) both sides, attraction trunk line (11) have been seted up at aspirator pipe connector (4) tip, attraction passageway (8) rear end and attraction trunk line (11) intercommunication, aspirator pipe connector (4) and the pipe connection of aspirator, attract through attraction passageway (8) to between two chucks (7) of mobile jib (1) front end.

3. The medical aspirator clamp according to claim 1, wherein: the two connecting rods (9) can be made of V-shaped torsion springs, the end parts of the V-shaped torsion springs are respectively hinged with a cross rod at the rear of the chuck (7), and the front ends of the pull rods (5) are hinged with the rear ends of the V-shaped torsion springs.

4. The medical aspirator clamp according to claim 2, wherein: the two suction channels (8) can be positioned above, below or beside the two sides of the pull rod channel hole (12), and the two suction channels (8) can be a channel with larger diameter which is not communicated with the pull rod channel hole (12).

5. The medical aspirator clamp according to claim 1, wherein: the hinging shaft of the cross rod at the back of the chuck (7) can be positioned at the middle position, the middle upper position or the middle lower position of the left and right inner walls of the rectangular groove (10).