CN202096268U - Micro scissors - Google Patents

Abstract

The utility model discloses a pair of micro scissors, which is specially used for amputating or removing small tissues in an abdomen of a human body during an enterocoelia operation by the direct observation through laparoscope. The pair of micro scissors comprises a movable scissor, a fixed scissor, a draw bar connecting pin, a clip connecting pin, a clip head base, a clip rod, an insulation sleeve, a clip base, a rotating wheel, a rotating wheel sleeve, a pressure spring, a ball, a fixed sleeve, a limiting base, a rotating shaft, a nut, a draw rod base, a draw rod groove, a connecting bolt, a fixed handle, a movable handle, a draw rod connecting shaft and a draw rod, and is characterized in that the occlusal surfaces of the movable scissor and the fixed scissor are provided with mutually-anastomotic cutting edges, the fixed scissor is obliquely warped upwards to be welded on the clip head base, one side of the bottom end of the movable scissor is rotatably arranged on the clip head base through the clip connecting pin, and the other side of the bottom end of the movable scissor is rotatably arranged on the draw rod through the draw rod connecting pin. The micro scissors disclosed by the utility model have convenience in surgical application, good effect and safety.

Description

Miniature cutting

Technical field

This utility model relates to a kind of in direct-view peritoneoscope human abdominal cavity in the operation, is exclusively used in that small-sized tissue in the human abdominal cavity cuts off or miniature the cutting of excision, belongs to technical field of medical instruments.

Background technology

In direct-view peritoneoscope human abdominal cavity, in the operation, need cut off or excise small lesions tissue in the human abdominal cavity.Prior art is to adopt general straight scissors cutter and scalpel that pathological tissues is cut off or excises; To be the straight scissors cutter cutting off or during excision its defective, because be in human abdominal cavity, in the operation that undergos surgery of laparoscopically video; Straight scissors cutter bodily form in operation technique is big; Be easy to slippage or cause the wound of its hetero-organization, the operation trouble has satisfied not ideal surgical effect.

The utility model content

This utility model technical problem to be solved is to overcome deficiency of the prior art and provide a kind of surgical application convenient, effective, safe miniature cutting.

The technical scheme that this utility model solves the problems of the technologies described above employing is: this miniature cutting comprises movable scissors, fixed blade, link pin, clamp connecting pin, binding clip seat, claw beam, insulation sleeve, pincers seat, runner, rotaring wheeling sleeve, stage clip, ball, fixed cover, limit base, rotating shaft, nut, draw-bar seat, pull rod slot, connecting bolt, fixed handle, flexible handle, pull bar connecting axle and pull bar; It is characterized in that: have the blade that coincide mutually on the occlusal surface of described movable scissors and fixed blade; The fixed blade inclination upwarps and is welded on the binding clip seat; One side of the bottom of movable scissors is rotated with the clamp connecting pin and is arranged on the binding clip seat, and opposite side rotates with link pin and is arranged on the pull bar.

This utility model compared with prior art has the following advantages: the fixed blade of this utility model tilts to upwarp; Advantages of small volume can be rotated by 360 degree, in direct-view peritoneoscope human abdominal cavity, performing the operation; When cutting off or excising tiny pathological tissues; Point of a knife is introduced into truncation surface, removal lesion tissue, and convenient in application is flexible.Rotation simultaneously reaches the multifunctionality of surgical application flexibly.

Description of drawings

Fig. 1 is this utility model structural representation.

Fig. 2 is an A portion enlarged drawing among Fig. 1.

The specific embodiment

Referring to Fig. 1-Fig. 2, this utility model comprises movable scissors 1, fixed blade 2, blade 3, link pin 4, clamp connecting pin 5, binding clip seat 6, claw beam 7, insulation sleeve 8, pincers seat 9, runner 10, rotaring wheeling sleeve 11, stage clip 12, ball 13, fixed cover 14, limit base 15, rotating shaft 16, nut 17, draw-bar seat 18, pull rod slot 19, connecting bolt 20, fixed handle 21, flexible handle 22, pull bar connecting axle 23 and pull bar 24.

Have pull rod slot 19 on the flexible handle 22, fixed handle 21 is rotationally connected with flexible handle 22 usefulness connecting bolts 20.Pull bar connecting axle 23 is fixing with draw-bar seat 18 welding, and pull bar connecting axle 23 is inserted in fixed handle 21, and draw-bar seat 18 snaps in pull rod slot 19 just.Have a plurality of limit bases 15 on the fixed cover 14, fixed cover 14 is inserted in rotating shaft 16, and can be in fixed cover 14 rotates, and it is fixing that fixed cover 14 snaps in fixed handle 21.Stage clip 12 is installed in the rotaring wheeling sleeve 11 with ball 13, and the end that rotaring wheeling sleeve 11 is inserted in rotating shaft 16 is tightened fixing, and rotating shaft 16 other ends are tightened with nut 17.Ball 13 is stuck under the effect of stage clip 12 in the limit base 15 just, and rotaring wheeling sleeve 11 has a plurality of orientations in rotation.

Have blade 3 on the occlusal surface of movable scissors 1 and fixed blade 2, blade 3 coincide during clamping.Fixed blade 2 inclinations upwarp and are welded on the binding clip seat 6, and binding clip seat 6 is connected with claw beam 7, and a side of the bottom of movable scissors 1 is rotated with clamp connecting pin 5 and is arranged on the binding clip seat 6, and opposite side rotates with link pin 4 and is arranged on the pull bar 24.It is fixing that insulation sleeve 8 is inserted in claw beam 7; Pincers seat 9 is inserted in runner 10 to be tightened fixing; Pincers seat 9 is inserted in insulation sleeve 8 forceps major seats 9 with runner 10 integral body and glues together fixing with insulation sleeve 8; After pull bar 24 was inserted in claw beam 7, it is fixing that pull bar 24 is inserted in pull bar connecting axle 23 gummed, and runner 10 is inserted in rotaring wheeling sleeve 11 to be tightened fixing and be connected with fixed handle 21.

During use, open flexible handle 22, flexible handle 22 pushing drawing rods 24, pull bar 24 promotes movable scissors 1, and shears is closed; Flexible handle 22 shears of holding with a firm grip open.Whole metal and the exotic material of adopting made, and can use the disinfectant solution irrigation and disinfection, also can use high-temperature sterilization.

Above content described in this description only is to be illustrated what this utility model structure did.This utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment; Only otherwise depart from the structure of this utility model or surmount the defined scope of these claims, all should belong to the protection domain of this utility model.

Claims (1)

1. miniature cutting; Comprise movable scissors, fixed blade, link pin, clamp connecting pin, binding clip seat, claw beam, insulation sleeve, pincers seat, runner, rotaring wheeling sleeve, stage clip, ball, fixed cover, limit base, rotating shaft, nut, draw-bar seat, pull rod slot, connecting bolt, fixed handle, flexible handle, pull bar connecting axle and pull bar; It is characterized in that: have the blade that coincide mutually on the occlusal surface of described movable scissors and fixed blade; The fixed blade inclination upwarps and is welded on the binding clip seat; One side of the bottom of movable scissors is rotated with the clamp connecting pin and is arranged on the binding clip seat, and opposite side rotates with link pin and is arranged on the pull bar.

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