CN210843326U - Laparoscope scissors - Google Patents

Abstract

The laparoscopic scissors comprise a forceps rod body, a forceps handle and a scissors assembly, wherein an inner core channel and a wire drawing channel are arranged in the forceps rod body, the forceps handle is arranged at the rear end of the forceps rod body and comprises a front handle body and a rear handle body, the upper end of the front handle body is fixed at the rear end of the forceps rod body, the upper part of the rear handle body is hinged to the upper part of the front handle body through a pin shaft, metal elastic sheets are arranged between the lower parts of the front handle body and the rear handle body, and the upper ends of the two metal elastic sheets are abutted; the utility model discloses utilize and seal the arc and will treat that the shearing pipeline colludes in shearing area, prevent that movable blade and fixed blade when cuting, the pipeline tissue is free away from between movable blade and the fixed blade, excellent in use effect has guaranteed going on smoothly of shearing work.

Description

Laparoscope scissors

Technical Field

The utility model belongs to the technical field of the medical treatment, concretely relates to peritoneoscope scissors.

Background

The existing laparoscopic surgery needs to use various laparoscopic surgical instruments such as laparoscopic forceps, laparoscopic scissors, laparoscopic needle holders and the like, has higher and higher popularization rate, is developed from a Hospital to a Hospital, and can be almost used for performing the common abdominal surgery, for example, the pancreaticoduodenectomy under the laparoscope is one of the most difficult surgeries in the laparoscopic surgery and is also the last surgery mode of the laparoscopic surgery for overcoming the common surgery, and the implementation of the surgery marks that the laparoscope can solve almost all abdominal surgeries. When abdominal cavity operation is carried out, operations such as cutting and shearing of tissues need to be realized by using laparoscopic scissors, if the operation of shearing a certain ligated blood vessel is a common operation, one of the disadvantages of the laparoscopic is inconvenient operation, if the pipeline is sheared, because the pipeline is free and easy to move, the tissues to be sheared are easy to slide when the pipeline is sheared from one side, and the scissors are not easy to shear the tissues, so that the tissue is generally sheared by using another forceps, but the laparoscopic operation generally only has 4 poking cards, 4 holes are drilled on the body wall of a patient, an operation part needs to be exposed when the operation is carried out, other tissues need to be lifted by using the forceps, the operation is convenient, so the tissues are lifted by using the other forceps, other forceps can be used for exposing the operation visual field when the tissues are lifted, and the forceps are not enough in the operation, the existing device needs other instruments to assist clamping when shearing, is inconvenient to use and has poor effect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the weak point among the prior art, provide a peritoneoscope scissors, use this peritoneoscope scissors to need not other apparatus and assist and can accomplish the pipeline and cut convenient to use.

In order to solve the technical problem, the utility model adopts the following technical scheme: the laparoscopic scissors comprise a forceps rod body, a forceps handle and a scissors assembly, wherein an inner core channel and a wire drawing channel are arranged in the forceps rod body, the forceps handle is arranged at the rear end of the forceps rod body and comprises a front handle body and a rear handle body, the upper end of the front handle body is fixed at the rear end of the forceps rod body, the upper part of the rear handle body is hinged to the upper part of the front handle body through a pin shaft, metal elastic sheets are arranged between the lower parts of the front handle body and the rear handle body, and the upper ends of the two metal elastic sheets are abutted;

the scissors assembly comprises a fixed blade, a movable blade, a closed arc plate, an inner core rod and a closed driving piece, the fixed blade is fixed at the front end of a forceps rod body and extends forwards, an installation notch is formed in the front end of the forceps rod body, the rear portion of the movable blade is hinged to the installation notch through a pin shaft, the movable blade is located above the fixed blade, opposite side edges of the movable blade and the fixed blade are of a blade structure, the inner core rod is slidably arranged in an inner core channel in a penetrating mode, a long hole is formed in the upper end of a rear handle body, a short shaft is fixed at the rear end of the inner core rod and is slidably inserted into the long hole, the rear end of the inner core rod is hinged to the upper end of the rear handle body through the short shaft, a connecting rod is arranged between the front end of the inner;

the closed arc-shaped plate is of an arc-shaped structure, the lower portion of the closed arc-shaped plate is hinged to the front end of the fixed blade through a hinge shaft, a torsional spring is sleeved on the hinge shaft, the center of the closed arc-shaped plate coincides with the middle point of the pin shaft, a sliding buckle is connected to the bottom surface of the rear portion of the pliers rod body in a sliding mode, a pulling wire is arranged in a wire drawing channel of the pliers rod body in a penetrating mode, the front end of the pulling wire penetrates out of the lower end of the closed arc-shaped plate after penetrating out of the wire drawing channel forwards, the rear end of the pulling wire is connected to the sliding buckle, an arc-shaped guide.

The clamp rod body is provided with a color marking coating.

The front handle body is provided with a plurality of anti-skid bulges.

Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has: the utility model discloses utilize and seal the arc and will treat that the shearing pipeline colludes in shearing area, prevent that movable blade and fixed blade when cuting, the pipeline tissue is free away from between movable blade and the fixed blade, excellent in use effect has guaranteed going on smoothly of shearing work.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the present invention in a state of cutting a tissue;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

Detailed Description

As shown in fig. 1-4, the laparoscopic scissors of the present invention comprise a forceps rod body 1, forceps handles and a scissors assembly, wherein an inner core channel and a wire drawing channel are arranged in the forceps rod body 1, the forceps handles are installed at the rear end of the forceps rod body 1, the forceps handles comprise a front handle body 2 and a rear handle body 3, the upper end of the front handle body 2 is fixed at the rear end of the forceps rod body 1, the upper portion of the rear handle body 3 is hinged at the upper portion of the front handle body 2 through a pin shaft, metal elastic sheets 4 are arranged between the front handle body 2 and the lower portion of the rear handle body 3, and the upper ends of the two metal elastic sheets 4 are abutted;

the scissors assembly comprises a fixed blade 5, a movable blade 6, a closed arc-shaped plate 7, an inner core rod 8 and a closed driving piece, wherein the fixed blade 5 is fixed at the front end of a forceps rod body 1 and extends forwards, the front end of the forceps rod body 1 is provided with an installation notch, the rear part of the movable blade 6 is hinged at the installation notch through a pin shaft, the movable blade 6 is positioned above the fixed blade 5, the opposite side edges of the movable blade 6 and the fixed blade 5 are of a blade structure, the inner core rod 8 is slidably arranged in an inner core channel in a penetrating manner, the upper end of a rear handle body 3 is provided with a long hole 9, the rear end of the inner core rod 8 is fixed with a short shaft 10, the short shaft 10 is slidably inserted in the long hole 9, the rear end of the inner core rod 8 is hinged with the upper end of the rear handle body 3 through the short shaft 10, and the connection mode can ensure that the inner core rod, a connecting rod 11 is arranged between the front end of the inner core rod 8 and the rear end of the movable blade 6, and the connecting rod 11 is respectively hinged with the front end of the inner core rod 8 and the rear end of the movable blade 6;

the closed arc-shaped plate 7 is of an arc-shaped structure, the lower part of the closed arc-shaped plate 7 is hinged to the front end of the fixed blade 5 through a hinge shaft, a torsional spring is sleeved on the hinge shaft, the installation mode of the torsional spring is the prior conventional technology, the installation mode is not shown in the drawing, the center of the closed arc-shaped plate 7 coincides with the middle point of the pin shaft, a sliding buckle 12 is slidably connected to the bottom surface of the rear part of the clamp rod body 1, a pulling wire 13 is arranged in a wire drawing channel of the clamp rod body 1 in a penetrating mode, the front end of the pulling wire 13 penetrates out of the wire drawing channel forwards and then is connected to the lower end of the closed arc-shaped plate 7, the rear end of the pulling wire 13 is connected to the sliding buckle 12, an arc.

Be provided with color mark coating 14 on the body of the pliers body of rod 1 for distinguish with current ordinary chamber mirror scissors, strengthen the distinguishability, facilitate the use.

The front handle body 2 is provided with a plurality of anti-skid projections 15, and the anti-skid projections 15 can increase the friction force for holding the front handle body 2.

When the utility model is used, the scissors assembly is inserted into the lower part of the pipeline to be cut by the hand-held forceps handle, then the sliding buckle 12 is buckled backwards by the forefinger, the sliding buckle 12 draws the lower end of the closed arc plate 7 backwards through the drawing wire 13, so that the closed arc plate 7 rotates around the hinge shaft, when the closed arc plate 7 rotates, the closed arc plate 7 catches the tissue to be cut, and along with the movement of the closed arc plate 7, the pipeline to be cut falls into the region enclosed by the closed arc plate 7, the fixed blade 5 and the movable blade 6, then the front handle body 2 and the rear handle body 3 are tightly held, the rear handle body 3 rotates around the hinge shaft, so that the upper end of the rear handle body 3 draws the inner core bar 8 backwards, the inner core bar 8 draws the rear end part of the movable blade 6 backwards through the connecting rod 11, the movable blade 6 rotates around the hinge shaft, and the front end of the movable blade 6 enters the guide groove, the front end of the movable blade 6 moves downwards along the guide, the cutting action of the movable blade 6 is formed, the movable blade 6 and the fixed blade 5 are closed, the pipeline to be cut is cut, then the rear handle body 3 and the slide fastener 12 are loosened, the rear handle body 3 is reset under the action of the two metal elastic sheets 4, and the closed arc-shaped plate 7 is reset under the elasticity of the torsion spring.

The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.

Claims (3)

1. Peritoneoscope scissors, its characterized in that: the wire drawing pliers comprise a pliers rod body, pliers handles and a scissors assembly, wherein an inner core channel and a wire drawing channel are arranged in the pliers rod body, the pliers handles are installed at the rear end of the pliers rod body and comprise a front handle body and a rear handle body, the upper end of the front handle body is fixed at the rear end of the pliers rod body, the upper part of the rear handle body is hinged to the upper part of the front handle body through a pin shaft, metal elastic sheets are arranged between the lower parts of the front handle body and the rear handle body, and the upper ends of the two metal elastic sheets are abutted;

the scissors assembly comprises a fixed blade, a movable blade, a closed arc plate, an inner core rod and a closed driving piece, the fixed blade is fixed at the front end of a forceps rod body and extends forwards, an installation notch is formed in the front end of the forceps rod body, the rear portion of the movable blade is hinged to the installation notch through a pin shaft, the movable blade is located above the fixed blade, opposite side edges of the movable blade and the fixed blade are of a blade structure, the inner core rod is slidably arranged in an inner core channel in a penetrating mode, a long hole is formed in the upper end of a rear handle body, a short shaft is fixed at the rear end of the inner core rod and is slidably inserted into the long hole, the rear end of the inner core rod is hinged to the upper end of the rear handle body through the short shaft, a connecting rod is arranged between the front end of the inner;

the closed arc-shaped plate is of an arc-shaped structure, the lower portion of the closed arc-shaped plate is hinged to the front end of the fixed blade through a hinge shaft, a torsional spring is sleeved on the hinge shaft, the center of the closed arc-shaped plate coincides with the middle point of the pin shaft, a sliding buckle is connected to the bottom surface of the rear portion of the pliers rod body in a sliding mode, a pulling wire is arranged in a wire drawing channel of the pliers rod body in a penetrating mode, the front end of the pulling wire penetrates out of the lower end of the closed arc-shaped plate after penetrating out of the wire drawing channel forwards, the rear end of the pulling wire is connected to the sliding buckle, an arc-shaped guide.

2. Laparoscopic scissors according to claim 1, wherein: the clamp rod body is provided with a color marking coating.

3. Laparoscopic scissors according to claim 1, wherein: the front handle body is provided with a plurality of anti-skid bulges.

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