CN209203402U - A kind of Control of Hemorrhage in Laparoscopic Liver door occluding device - Google Patents

Abstract

A kind of Control of Hemorrhage in Laparoscopic Liver door occluding device, including plastic bushing, draught line and blocking band, which is characterized in that be additionally provided with a metal hook.One end of the metal hook is the portion that manages, and the other end is hook part, and both ends are connected by connecting rod；The blocking band is made of two band body units, and the draught line is equipped with corresponding two wire body units, and one end with body unit is equipped with magetic indicator joint, and two band body units are adsorbed by magetic indicator joint to be connected；One end of wire body unit is equipped with lasso, and the other end is used to connect with band body unit, and the hook part of metal hook catches on the lasso of two wire body units after passing through plastic bushing, band will be blocked to pull out from plastic bushing using draught line, to tighten blocking band.Draught line quickly can be passed through plastic bushing, and draught line and the connection for blocking band by the utility model Porta blocking-up device, can be advanced to operation consent, operating process is optimized, the operation difficulty of hepatic portal occlusion is reduced, and is designed simple, it is easily fabricated, it is suitble to promote the use of.

Description

A kind of Control of Hemorrhage in Laparoscopic Liver door occluding device

Technical field

The utility model belongs to field of medical technology, specially a kind of Control of Hemorrhage in Laparoscopic Liver door occluding device.

Background technique

Hepatectomy is the most important treatment method of the diseases such as liver cancer, hepatic hemangioma, benign tumor of liver.China is that liver cancer is big State, the patient that need to receive hepatectomy every year are ten hundreds of.Laparoscopic surgery because its wound is small, few intercurrent disease, restore fast due to by Gradually become the preferred manner of hepatectomy.However, laparoscopic surgery there are operating spaces small, instrumentation is not as good as manual operations spirit The drawbacks such as living.Therefore, the innovation of operation device and research and development are particularly important, it will help improve the efficiency and effect of laparoscopic surgery Fruit.

Hepatic portal occlusion is the essential core link of hepatectomy.Hepatic portal occlusion refers to using exogenous instrument (as hindered Break pincers, nylon wire, rubber gloves skin etc.) three big structure of Hilar (choledochus, portal vein, proper hepatic artery) is oppressed into resistance simultaneously Disconnected operation facilitates the generation for reducing the hazard events such as intraoperative hemorrhage, leak.Possible row is multiple in complicated hepatectomy Hepatic portal occlusion.

Control of Hemorrhage in Laparoscopic Liver door occluding device relies on interim assembly by hand more at present, and conventional method is to apply a nylon wire Paraffin oil is spread, is hauled out in vitro after three big structure of Hilar is bypassed under laparoscopic instrument assistance through laparoscope hole, then at its end End fasten respectively it is one slightly thin admire silk thread, using admiring silk thread and carry to guide thicker nylon wire solid after plastic bushing is pierced by It is fixed；When needing row hepatic portal occlusion, plastic bushing is oppressed to Hilar, tightening nylon wire.This conventional method is time-consuming and laborious, Components are more, operating procedure is more, operation difficulty is big (soft silk thread of admiring often is difficult to through longer plastic bushing), while by In lacking quantizating index, the tightness of each hepatic portal occlusion will appear human error, cannot keep hepatic portal occlusion dynamics front and back Unanimously, unnecessary bleeding and leak etc. in art are easily caused.

Summary of the invention

In view of the deficienciess of the prior art, the technical purpose of the utility model is to provide a kind of novel cooperation laparoscope The Porta blocking-up device used, to reduce the operation difficulty of hepatic portal occlusion.

In order to achieve the above technical purposes, technical solution provided by the utility model are as follows:

A kind of Control of Hemorrhage in Laparoscopic Liver door occluding device, including plastic bushing, draught line and blocking band, which is characterized in that also Equipped with a metal hook；

One end of the metal hook is the portion that manages, and the other end is hook part, and both ends are connected by connecting rod, the connecting rod It may pass through plastic bushing with hook part；

The blocking band is made of two band body units, and the draught line is equipped with corresponding two wire body units, the band One end of body unit is equipped with magetic indicator joint, and two band body units pass through magetic indicator joint absorption connection；One end of wire body unit is set There is lasso, for being fixedly connected with the other end with body unit, the hook part of metal hook hooks the other end after passing through plastic bushing The firmly lasso of two wire body units will block band to pull out from the other end of plastic bushing, to tighten blocking band using draught line.

On the basis of above scheme, further improvement or preferred scheme further include:

Two magetic indicator joints with body unit, respectively female magnetic head and male magnetic head.The outside of mother's magnetic head is equipped with valve jacket, institute It states valve jacket and is embedded with the first magnet, there are one end distances between first magnet and the opening's edge of female magnetic head valve jacket, form one section Hollow pipe, sets that there are two symmetrical elastic slices on the tube wall of the hollow pipe, and one end of the elastic slice is fixed on the tube wall of hollow sleeve On, the other end is free end, towards hollow pipe inside and central axes direction close to inclination.The public affairs magnetic head is equipped with to be inhaled with the first magnet The second attached magnet, the outside diameter d of male magnetic head is less than the internal diameter D of female magnetic head hollow pipe, when the band body of Unit two connects, public magnetic head insertion In the hollow pipe of female magnetic head；Public magnetic head is equipped with wedge-shaped gap, the stub end position of the wedge shape gap in the position of corresponding two elastic slices In the side close to public magnetic head end face, after male and female magnetic head, which docks, to be adsorbed, the elastic slice is stuck in the wedge-shaped gap.

The elastic slice and valve jacket are integrally formed, and the tube wall of hollow pipe is equipped with symmetrical notch, and the elastic slice will be by that will cut Tube wall partial depression in mouthful is constituted.

The valve jacket of the second magnet of public affairs second magnet of magnetic head and package is constituted, or is directly constituted by the second magnet.

The blocking takes the tightness equipped with scale, when convenient for control hepatic portal occlusion, and reduction manually judges by rule of thumb The error of operation.

The utility model has the advantages that

Draught line compared to the prior art, quickly can be passed through plastic bushing by the utility model Porta blocking-up device, And the connection of draught line and blocking band, it can be advanced to operation consent, optimize operating process, the operation for reducing hepatic portal occlusion is difficult Degree, and the advantage for having structure design simple, easily fabricated, are suitble to promote the use of.

Detailed description of the invention

Fig. 1 is the structure and operation chart of one device of embodiment；

Fig. 2 is the schematic diagram of two male and female magnetic head separated position of embodiment；

Fig. 3 is the schematic diagram of two male and female magnetic head connection status of embodiment.

Specific embodiment

In order to further elucidate the technical solution of the utility model and operating principle, with reference to the accompanying drawing with specific embodiment Detailed introduction is done to the utility model.

Embodiment one:

A kind of Control of Hemorrhage in Laparoscopic Liver door occluding device as shown in Figure 1, including metal hook 1, plastic bushing 2, draught line 3, resistance The component parts such as disconnected band 4.

One end of the metal hook 1 is the portion that manages, and the other end is hook part, and both ends are connected by the connecting rod of direct rod shape, The connecting rod and hook part may pass through plastic bushing 2.

The draught line 3 is made of mousse line, including two wire body units, and one end of two wire body units is equipped with and gold Belong to the lasso that hook 1 is used cooperatively.The blocking band 4 is made of the nylon wire thicker than mousse line, including two band body units, and two Connection is adsorbed by the magetic indicator joint of one end with body unit, the other end with body unit is used for and corresponding draught line wire body unit It is fixedly connected.It is easy to medical staff for convenience and is precisely controlled the tightening degree for blocking band, the main part of band 4 is blocked to be equipped with about 30 centimeters of scale mark.

Operating principle:

It blocks 4 surface of band to be equipped with paraffin oil coating, carries out pre-lubrication, avoid nylon wire because of Hilar structure caused by rubbing Damage.Under the assistance of laparoscopic instrument, one end that two are equipped with magetic indicator joint with body unit is placed in vivo, is inhaled by magnetic force It is attached to connect, form the complete blocking band 4 for bypassing three big structure of Hilar (choledochus, portal vein, proper hepatic artery).The present embodiment In occluding device, the connection work of band 4 and draught line 3 is blocked, can be completed before the surgery, optimize operating process, improves behaviour Make efficiency.Later, the hook part of metal hook 1 is passed through into plastic bushing 2, catches on the lasso of 3 liang of wire body units of draught line, using leading Lead 3 carries guidance and blocks band 4, and two ends of band 4 will be blocked to pull out from the other end of plastic bushing 2, carry out hepatic portal occlusion When, plastic bushing 2 is oppressed to Hilar, tightening blocks band.In the present embodiment, the magnetic texure preferably uses strong magnetic Material, such as neodymium iron boron etc., to ensure the firmness for blocking band 4.

Embodiment two:

On the basis of example 1,4 liang of magetic indicator joints with body unit of band are blocked, one is designed as female magnetic head 5, another It is designed as public magnetic head 6.

The outside of mother's magnetic head 5 is equipped with valve jacket made of medical grade material, and the valve jacket is embedded with the first magnet, institute It states between the first magnet and the opening's edge of female magnetic head valve jacket that there are certain distances, forms one section of hollow pipe, the tube wall of the hollow pipe On be symmetrically arranged with two elastic slice 5-1.

One end of the elastic slice 5-1 is fixed on the tube wall of hollow sleeve, and the other end is free end, towards hollow pipe inside in Axis direction is close to inclination, as shown in Figure 2.

Elastic slice 5-1 and valve jacket can be integrally formed in production, for example, symmetrical U is arranged on the two sides tube wall of hollow pipe Tube wall partial depression in notch can be made into elastic slice 5-1 by type notch or angle-style notch.The length of the hollow pipe, control Elastic slice can processed, with short to be excellent, make two band body units only pass through magnetic-adsorption can rapid abutting joint, reduce hollow The negative effect that pipeline section generates magnetic.

The public affairs magnetic head 6 is equipped with the second magnet of magnetic pole and the first magnet absorption, and the outside diameter d of male magnetic head 6 is less than female magnetic head 5 The internal diameter D of hollow pipe.The public affairs magnetic head 6 is equipped with the wedge-shaped gap that shape is adapted to elastic slice 5-1 in the position of corresponding two elastic slice 5-1 The stub end of 6-1, the wedge shape gap 6-1 are located at the side close to 6 end face of public magnetic head, and small head end is located remotely from public 6 end of magnetic head The side in face.

The public affairs magnetic head 6 can be directly constituted by the second magnet, or be made of the valve jacket of the second magnet of the second magnet and package. When public magnetic head 6 is made of the second magnet and valve jacket, for the second magnet in the valve jacket, public head shell set opening's edge is no more than the outward The end face of two magnets.

In operating process, when two band body units of band 4 being blocked to connect, the resistance of elastic slice 5-1 generation is overcome by magnetic-adsorption Power, male magnetic head 6 are inserted into the hollow pipe of female magnetic head 5, and the elastic slice 5-1 is then stuck in the wedge-shaped gap 6-1, form non-return knot Structure keeps two connections with body unit stronger, can also make up the deficiency of certain magnet material magnetism intensities, widen magnet material Selectable range.

Basic principles, main features, and advantages of the present invention has been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, the utility model requires protection scope is by appended claims, specification and its equivalent It defines.

Claims (5)

1. a kind of Control of Hemorrhage in Laparoscopic Liver door occluding device, including plastic bushing (2), draught line (3) and blocking band (4), feature It is, is additionally provided with a metal hook (1)；

One end of the metal hook (1) is the portion that manages, and the other end is hook part, and both ends are connected by connecting rod, the connecting rod It may pass through plastic bushing (2) with hook part；

The blocking band (4) is made of two band body units, and the draught line (3) is equipped with corresponding two wire body units, described One end with body unit is equipped with magetic indicator joint, and two band body units pass through magetic indicator joint absorption connection；One end of wire body unit Equipped with lasso, the other end for connect with the other end with body unit, the hook part of metal hook (1) after plastic bushing, The lasso for catching on two wire body units will block band (4) to pull out from the other end of plastic bushing (2), with tightening using draught line (3) Block band (4).

2. a kind of Control of Hemorrhage in Laparoscopic Liver door occluding device according to claim 1, which is characterized in that two magnetism with body unit Connector, respectively mother's magnetic head (5) and male magnetic head (6)；

The outside of mother's magnetic head (5) is equipped with valve jacket, and the valve jacket is embedded with the first magnet, first magnet and female head shell There are certain distances between the opening's edge of set, form one section of hollow pipe, are set on the tube wall of the hollow pipe there are two symmetrical elastic slice One end of (5-1), the elastic slice (5-1) are fixed on the tube wall of hollow sleeve, and the other end is free end, towards hollow pipe inside in Axis direction is close to inclination；

The public affairs magnetic head (6) is equipped with the second magnet with the first magnet absorption, and it is empty that the outside diameter d of male magnetic head (6) is less than female magnetic head (5) The internal diameter D of heart pipe, when the band body of Unit two connects, male magnetic head (6) is inserted into the hollow pipe of female magnetic head (5)；Public magnetic head (6) is in correspondence The position of two elastic slices (5-1) is equipped with wedge-shaped gap (6-1), and the stub end of the wedge shape gap (6-1) is located at close to public magnetic head (6) The side of end face, after male and female magnetic head, which docks, to be adsorbed, the elastic slice (5-1) is stuck in the wedge-shaped gap (6-1).

3. a kind of Control of Hemorrhage in Laparoscopic Liver door occluding device according to claim 2, which is characterized in that the elastic slice (5-1) with Valve jacket is integrally formed, and the tube wall of the hollow pipe is equipped with symmetrical notch, and the elastic slice (5-1) is by by the tube wall in notch Partial depression is constituted.

4. a kind of Control of Hemorrhage in Laparoscopic Liver door occluding device according to claim 2, which is characterized in that the public affairs magnetic head (6) the The valve jacket of the second magnet of two magnets and package is constituted, or is directly constituted by the second magnet.

5. a kind of Control of Hemorrhage in Laparoscopic Liver door occluding device described in any one of -4 according to claim 1, which is characterized in that the resistance Disconnected band (4) is equipped with scale.