CN210277290U

CN210277290U - A operation pincers are clear away to clot for laparoscopic surgery

Info

Publication number: CN210277290U
Application number: CN201920175994.9U
Authority: CN
Inventors: 李伟正; 朱利勇; 王丹; 朱晒红; 李鹏洲; 杨湘武; 易波
Original assignee: Third Xiangya Hospital of Central South University
Current assignee: Third Xiangya Hospital of Central South University
Priority date: 2019-01-31
Filing date: 2019-01-31
Publication date: 2020-04-10
Anticipated expiration: 2029-01-31

Abstract

The utility model discloses a blood clot removal operation pincers for laparoscopic surgery, including pincers handle, binding clip and binding clip, pincers handle and binding clip set up at the both ends of binding clip, the pincers handle including decide the handle and with decide the articulated handle that moves of handle, decide to be provided with certain handle negative pressure passageway in the handle, the one end and the handle negative pressure passageway intercommunication of deciding of binding clip negative pressure passageway, the other end communicates with the inner chamber of binding clip, and the binding clip cuts the blood clot into its inner chamber through opening and shutting. The utility model discloses a binding clip that has cutting and negative pressure adsorption function of design on current operation clamp to can adsorb the blood clot fast and shift at peritoneoscope minimal access surgery in-process, especially can cut great blood clot, accelerated the speed that the blood clot shifted, practice thrift more valuable time for the operation process.

Description

A operation pincers are clear away to clot for laparoscopic surgery

Technical Field

The utility model relates to a medical treatment auxiliary device field especially relates to a can clear away operation pincers is clear away to clot of peritoneoscope operation in-process blood clot fast conveniently.

Background

In the process of laparoscopic minimally invasive surgery, a plurality of small incisions of about 0.5 or 1cm are cut on the abdominal skin of a patient, and after an operation channel is established by placing Trocar, the subsequent operation is completed through the channels.

In the operation process, blood which is cut off from partial blood vessels gradually coagulates into blood clots, which needs to be cleaned in time to avoid influencing the operation visual field, one of the current common methods is to suck the blood clots through a suction pipeline of a suction apparatus, but the smaller blood clots are easy to suck, but the suction becomes laborious and troublesome after the larger blood clots are encountered, and even the suction is difficult to suck; another method is clipping: it is removed by gripping it with a pair of pliers shaped like a ladle or a spoon. At this time, the blood clot is too fragile in Trocar and is difficult to clamp once. Further, a long time is required, and the laparoscopic surgery is sometimes forced to be interrupted to remove the blood clots through the laparotomy. This is a significant disadvantage for emergency type procedures.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for laparoscopic surgery clot to clear away surgical forceps to solve above-mentioned problem.

In order to realize the purpose, the utility model discloses a surgical forceps is clear away to clot for laparoscopic surgery, including pincers handle, binding clip and binding clip, pincers handle and binding clip set up the both ends of binding clip, the pincers handle including decide the handle and with decide the articulated handle that moves of handle, decide to be provided with certain handle negative pressure passageway in the handle, the one end of binding clip negative pressure passageway with decide handle negative pressure passageway intercommunication, the other end with the inner chamber intercommunication of binding clip, the binding clip cuts into its inner chamber with the clot through opening and shutting.

Furthermore, the binding clip includes half cutting nozzle on the first half and half cutting nozzle down articulated each other, the other end of tong pole negative pressure passageway with half cutting nozzle intercommunication down, move the handle through drive one along the actuating lever that the tong pole extends and drive half cutting nozzle open and shut the motion on the first half, the both ends of actuating lever respectively with half cutting nozzle on the first half, move the handle articulated.

Further, all be provided with the cutting chamber in first cutting nozzle and the second cutting nozzle, cutting chamber open-ended edge is provided with and is used for first cutting nozzle and second cutting nozzle cut the cutting sword of clot at closed in-process.

Furthermore, the lower half cutting nozzle extends to the bottom of the lower half cutting nozzle to form a landslide, and the bottom of the landslide is aligned with the inlet of the clamp rod negative pressure channel.

Furthermore, the inlet of the clamp rod negative pressure channel connected with the lower half cutting nozzle is of a horn-shaped structure.

Furthermore, an air inlet is further formed in the lower half cutting nozzle and is arranged on the wall face opposite to the clamp rod negative pressure channel.

Furthermore, a plurality of air inlet holes are distributed from the top of the landslide to the bottom of the landslide, and outlets of the air inlet holes face to inlets of the clamp rod negative pressure channels.

Further, first cutting nozzle sets up to can laminate the cutting intracavity wall of second cutting nozzle slides in order to cut the clot, first cutting nozzle's edge is along when the landslide slides to the bottom, first cutting nozzle will cut the clot propelling movement arrive the entry position of tong pole negative pressure passageway.

Furthermore, a plurality of air inlets are arranged in the cutting cavity of the upper half cutting nozzle in a penetrating manner.

Furthermore, the end part of the negative pressure channel of the clamp rod is detachably connected with a negative pressure valve, and the negative pressure valve comprises at least two negative pressure connecting air ports.

Furthermore, the negative pressure connecting air ports are provided with air pipe quick connectors.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses a binding clip that has cutting and negative pressure adsorption function of design on current operation clamp to can adsorb the transfer fast after cutting clot (other human tissue even) at peritoneoscope minimal access surgery in-process, especially can cut great clot, accelerate the speed that the clot shifted, practice thrift more valuable time for the operation process. Meanwhile, the forceps head of the blood clot cutting forceps can be in seamless butt joint with the existing surgical forceps, the application range of the existing surgical forceps is expanded, and meanwhile, the blood clot cutting forceps are convenient and simple to install and disassemble and convenient to popularize and apply.

The present invention will be described in further detail below with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

FIG. 1 is a schematic axial view of a pair of forceps for removing blood clots in laparoscopic surgery according to an embodiment of the present invention;

FIG. 2 is a schematic axial view of a forceps head of a forceps for removing blood clots in laparoscopic surgery according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a forceps head of a forceps for removing blood clots in laparoscopic surgery according to an embodiment of the present invention;

fig. 4 is a schematic sectional view of the forceps head of the forceps for removing blood clots in laparoscopic surgery, as disclosed in the second embodiment of the present invention.

Illustration of the drawings:

1. a forceps handle; 2. a clamp lever; 3. a binding clip; 4. fixing a handle; 5. a movable handle; 6. a fixed handle negative pressure channel; 7. a clamp rod negative pressure channel; 8. an upper half cutting nozzle; 9. a lower half cutting nozzle; 10. a drive rod; 11. cutting the cavity; 12. a cutting edge; 13. landslide; 14. a horn-like structure; 15. an air inlet; 16. a negative pressure valve; 17. a quick connector for an air pipe; 18. a negative pressure control valve; 19. a pivot hole; 20. the drive rod hinge hole.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

The first embodiment is as follows:

as shown in fig. 1-3, the utility model discloses a blood clot removing surgical forceps for laparoscopic surgery, including pincers handle 1, claw beam 2 and binding clip 3, wherein, the major structure of pincers handle 1 and claw beam 2 is prior art (including pincers handle 1 and claw beam 2, the connected mode, the drive mode of claw beam 2 and binding clip 3), refer to chinese patent CN201510632211.1 specifically: the utility model provides a take operation pincers of negative pressure suction function, pincers handle 1 and binding clip 3 set up the both ends at binding clip 2, pincers handle 1 including decide handle 4 and with decide handle 4 articulated move handle 5, decide and be provided with certain handle negative pressure passageway 6 in the handle 4, binding clip 2 includes a binding clip negative pressure passageway 7, binding clip 3 includes mutual articulated first cutting nozzle 8 and second cutting nozzle 9, the one end and the fixed handle negative pressure passageway 6 intercommunication of binding clip negative pressure passageway 7, the other end and second cutting nozzle 9 intercommunication, move handle 5 through drive one along the actuating lever 10 of binding clip 2 extension and drive first cutting nozzle 8 and open and shut the motion, wherein, the both ends of actuating lever 10 respectively with first cutting nozzle 8, move handle 5 articulated. Referring to fig. 3, the position where the driving rod 10 is hinged to the upper half cutting nozzle 8 is located at a driving rod hinge hole 20 of the upper half cutting nozzle 8 (the end of the driving rod 10 is provided with a through hole, the through hole is hinged to the driving rod hinge hole 20 through a pin shaft), the driving rod hinge hole 20 is located at the lower side of a pivot hole 19 of the upper half cutting nozzle 8 (the upper half cutting nozzle 8 is pivoted to the lower half cutting nozzle 9 through a pivot shaft inserted into the pivot hole 19), the moving handle 5 and the upper half cutting nozzle 8 of the driving rod 10 form a crank-rocker mechanism, and the upper half cutting nozzle 8 is driven to rotate relative to the lower half cutting nozzle 9 around the pivot hole 19, so as to complete the opening and closing cutting actions. When the operation doctor rotates through controlling brake handle 5, articulate at actuating lever 10 drive first cutting mouth 8 on moving handle 5 top and rotate round second cutting mouth 9, cut great clot into less clot at closed in-process, less clot gets into second cutting mouth 9 simultaneously, then open the negative pressure control valve 18 of fixed handle 4, because fixed handle negative pressure passageway 6, tong bar negative pressure passageway 7 and second cutting mouth 9 communicate each other, the clot can be taken out along tong bar negative pressure passageway 7-fixed handle negative pressure passageway 6 under the negative pressure effect fast, thereby realize the quick transfer of clot, the wall has been got into the abdominal cavity many times traditional operation clamp, or because the improper problem of crushing clot of power way control, more valuable time has been practiced thrift for the operation process.

In the present embodiment, in order to improve the cutting of large blood clots, especially human tissue (for example, useless adipose tissue) which partially interferes with the operation progress, a cutting cavity 11 is provided in each of the upper cutting nozzle half 8 and the lower cutting nozzle half 9, and a cutting edge 12 is provided at the edge of the opening of the cutting cavity 11. Meanwhile, the bottom of the lower half cutting nozzle 9 is provided with a slide slope 13, the bottom of the slide slope 13 is aligned with the inlet of the clamp rod negative pressure channel 7, and when the cut blood clot or human tissue is cut off, the blood clot or the human tissue can slide to the inlet of the clamp rod negative pressure channel 7 along the slide slope 13.

In this embodiment, the trumpet-shaped structure 14 is provided at the inlet of the forceps rod negative pressure channel 7 connected to the lower half cutting tip 9, so that blood clots and the like can be further prevented from being stuck at the inlet position.

In this embodiment, still be provided with air inlet 15 on the half cutting mouth 9 down, air inlet 15 sets up on the wall relative with tong-rod negative pressure passageway 7 to after negative pressure control valve 18 opens, can form the air current of flow direction tong-rod negative pressure passageway 7, when the clot enters into half cutting mouth 9 down in, the air current can play the propelling movement effect to the clot for it gets into tong-rod negative pressure passageway 7. When the device is specifically arranged, the plurality of air inlet holes 15 are arranged from the top of the landslide 13 to the bottom of the landslide, and the axial direction of the air inlet holes 15 faces to the inlet of the clamp rod negative pressure channel 7. Thereby forming a driving airflow to the forceps rod negative pressure channel 7 and further quickly pushing the cut blood clot into the forceps rod negative pressure channel 7.

Considering that the negative pressure equipment in the operating room of the hospital is usually a small fixed value, in order to adapt to the condition of different suction pressures, the end part of the negative pressure channel 7 of the forceps rod is detachably connected with a negative pressure valve 16, the negative pressure valve 16 comprises at least two negative pressure air inlets, and a plurality of negative pressure air pipes are connected in parallel, so that the suction pressure is increased, and the adsorption capacity is improved. When the device is specifically arranged, the negative pressure air connecting ports are provided with PU trachea quick-plugging connectors 17, so that the operation time is further simplified and accelerated.

Example two:

in this embodiment, as shown in fig. 4, the outer wall of the upper half cutting nozzle 8 can be attached to the cutting cavity 11 of the upper half cutting nozzle 8 to slide, that is, after the upper half cutting nozzle 8 finishes cutting the blood clot, the cutting cavity 11 of the upper half cutting nozzle 8 can continue to push the blood clot to slide to the sucked inlet of the forceps rod negative pressure channel 7 along the slope 13, when the upper half cutting nozzle 8 rotates to the bottom of the slope 13, the blood clot is located at the sucked inlet of the forceps rod negative pressure channel 7, at this time, the blood clot can be easily sucked out by only starting the negative pressure control valve 18, and meanwhile, in order to form an air flow flowing to the forceps rod negative pressure channel 7, a plurality of air inlet holes 15 are also arranged in the cutting cavity 11 of the upper half cutting nozzle 8 in a penetrating manner. Through the arrangement, the wall blood clot is adhered to the wall surface in the cutting cavity 11 of the lower half cutting nozzle 9, so that the pressure of the absorbed negative pressure is reduced, and the damage of the excessive negative pressure to body fluid and tissues in the human body is avoided.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A blood clot removing surgical forceps for laparoscopic surgery comprises a forceps handle (1), a forceps rod (2) and a forceps head (3), wherein the forceps handle (1) and the forceps head (3) are arranged at two ends of the forceps rod (2), the forceps handle (1) comprises a fixed handle (4) and a movable handle (5) hinged with the fixed handle (4), a certain handle negative pressure channel (6) is arranged in the fixed handle (4), the forceps rod (2) comprises a forceps rod negative pressure channel (7), the forceps head removing surgical forceps are characterized in that one end of the forceps rod negative pressure channel (7) is communicated with the fixed handle negative pressure channel (6), the other end of the forceps rod negative pressure channel is communicated with an inner cavity of the forceps head (3), the forceps head (3) cuts a blood clot into the inner cavity of the forceps head through opening and closing, the forceps head (3) comprises an upper half cutting nozzle (8) and a lower half cutting nozzle (9) which are hinged with each other, and the other end of the forceps rod negative pressure channel (7) is communicated with the lower half cutting nozzle (9), move handle (5) through drive one along actuating lever (10) that tong bar (2) extend and the drive first cutting nozzle (8) motion that opens and shuts, the both ends of actuating lever (10) respectively with first cutting nozzle (8), move handle (5) articulated, all be provided with cutting chamber (11) in first cutting nozzle (8) and the lower cutting nozzle (9), the edge of cutting chamber (11) opening is provided with and is used for first cutting nozzle (8) and lower cutting nozzle (9) are cutting sword (12) of cutting the blood clot at closed in-process.

2. The clot removal forceps for laparoscopic surgery as set forth in claim 1, characterized in that the lower cutting nozzle half (9) is extended to a bottom thereof with a slide slope (13), and the bottom of the slide slope (13) is aligned with the inlet of the forceps rod negative pressure channel (7).

3. The clot removal forceps for laparoscopic surgery as claimed in claim 2, characterized in that the inlet of the forceps rod negative pressure channel (7) connected to the lower cutting nozzle half (9) is provided with a trumpet-like structure (14).

4. The clot removal forceps for laparoscopic surgery as claimed in claim 2 or 3, wherein the lower half cutting nozzle (9) is further provided with an air inlet hole (15), and the air inlet hole (15) is provided on a wall surface opposite to the forceps rod negative pressure channel (7).

5. The clot removal forceps for laparoscopic surgery as set forth in claim 4, characterized in that a plurality of the air intake holes (15) are arranged from the top of the landslide (13) to the bottom thereof, and the outlet of the air intake holes (15) is directed toward the inlet of the forceps rod negative pressure channel (7).

6. The clot removal forceps for laparoscopic surgery as claimed in claim 2 or 3, wherein the upper half cutting nozzle (8) is configured to slide against the inner wall of the cutting cavity (11) of the lower half cutting nozzle (9) to cut the clot, and when the edge of the upper half cutting nozzle (8) slides to the bottom along the slide slope (13), the upper half cutting nozzle (8) pushes the cut clot to the inlet position of the forceps rod negative pressure channel (7).

7. The clot removing forceps for laparoscopic surgery as claimed in claim 6, characterized in that a plurality of air inlet holes (15) are provided through the cutting chamber (11) of the upper cutting nozzle half (8).

8. The blood clot removal forceps for laparoscopic surgery as claimed in any one of claims 1 to 3, wherein a negative pressure valve (16) is detachably connected to an end of the forceps rod negative pressure channel (7), the negative pressure valve (16) comprises at least two negative pressure connection air ports, and the negative pressure connection air ports are provided with trachea quick-connect plugs (17).