CN201290731Y - Direct-view micro-wound three-blade forceps - Google Patents

Abstract

The utility model relates to a direct-view minimally invasive three-leaf forceps for separating internal organs of a human body, which is suitable for minimally invasive human body surgery. The utility model comprises a fixed handle, a movable handle, a reset spring, a pull rod seat, a clamp rod, a movable clamp, a fixed clamp, a rotator, a bearing sleeve, a bearing seat, a fixture block and a flusher, and is characterized in that a clamping plate and a clamp spring are also arranged, the clamping plate is fixed on the movable handle, and a latch is arranged on the clamping plate; one end of the clamp spring is connected with the return spring into a whole, and the other end of the clamp spring is contacted with the clamping plate; the fixed handle is provided with convex teeth which are matched with the clamping teeth on the clamping plate; the movable handle is provided with a pull rod groove, and a pull rod seat fixed with the pull rod is positioned in the pull rod groove. The utility model has reasonable structure design and small incision, and reduces the risk of infection; and the operation effect is good, and the use is convenient and safe.

Description

Direct View Minimally Invasive Three-leaf Forceps

technical field

The utility model relates to a medical forceps, in particular to a direct-view minimally invasive three-leaf forceps for separating internal organs of a human body, which is suitable for minimally invasive human body operations and belongs to the field of medical instruments.

Background technique

In traditional surgical operations, an incision is usually made on the patient's skin and flesh, the short is 6-10 cm, and the length is 10-15 cm or longer. In the minimally invasive operation of the human body, once a lesion is found in the human body, it needs to be removed. There is a certain space for separation, the operation time is long, the patient is difficult to wound and the wound heals slowly, and the wound healing effect will be worse if the patient is weak; the second is to use general surgical instruments to separate, the operation is troublesome, it will cause accidental medical accidents, and it cannot meet the ideal. The effect of surgery.

Contents of the invention

The purpose of the utility model is to overcome the above-mentioned problems existing in the prior art, and provide a direct-view minimally invasive trefoil forceps with reasonable structure design and small wounds.

The technical solution adopted by the utility model to solve the technical problem is: the direct-view minimally invasive three-leaf pliers includes a fixed handle, a movable handle, a return spring, a pull rod, a pull rod seat, a pliers rod, a movable pliers, a fixed pliers, and a rotator , a bearing sleeve, a bearing seat, a clamping block and a flushing device, which are characterized in that: a clamping plate and a clamping spring are also provided, the clamping plate is fixed on the movable handle, and the clamping plate is provided with clamping teeth; one end of the clamping spring is connected with the return spring The other end is in contact with the clamping plate; the fixed handle is provided with protruding teeth, and the protruding teeth coincide with the clamping teeth on the clamping plate; there is a pull rod groove on the movable handle, which is fixed with the pull rod The pull rod seat is located in the pull rod groove.

The clamping plate described in the utility model is fixed on the movable handle through a bayonet pin.

Compared with the prior art, the utility model has the beneficial effects that: the structure design is reasonable, only 2-3 centimeters of incision is needed, and the incision is stretched by using a special pull hook, and the light beam of the cold light source is concentrated into the human body through the guide beam, which can make the The surgeon can clearly see all parts of the body directly, and the risk of infection is reduced because of the small incision; and the operation effect is good, and it is convenient and safe to use.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of an embodiment of the utility model.

Fig. 2 is a schematic bottom view of the structure of the closed head at A in Fig. 1 .

In the figure: 1 fixed handle, 2 movable handle, 3 return spring, 4 fixed pin, 5 fixed bolt, 6 draw bar groove, 7 draw bar, 8 draw bar seat, 9 clamp rod, 10 movable clamp, 11 fixed clamp, 12 connection Pin, 13 clamp groove, 14 fixed pin, 15 rotator, 16 bearing sleeve, 17 bearing seat, 18 block, 19 bearing, 20 washer, 21 clamp plate, 22 bayonet pin, 23 convex tooth, 24 circlip, 25 pliers head cover, 211 teeth.

Detailed ways

Referring to Fig. 1-Fig. 2, the utility model is mainly composed of a fixed handle 1, a movable handle 2, a return spring 3, a pull rod 7, a pull rod seat 8, a clamp rod 9, a movable clamp 10, a fixed clamp 11, a rotator 15, a bearing Cover 16, bearing seat 17, block 18, flusher 20, clamp 21 and jumper 24 are formed.

The fixed handle 1 and the movable handle 2 are connected and fixed with the fixing bolt 5 and can be rotated, and the two return springs 3 are pressed against each other, respectively fixed on the fixed handle 1 and the movable handle 2 with the fixed pin 4, and have elasticity; the movable handle 2 and the The pull bar groove 6 is connected into one; the fixed handle 1 is provided with a protruding tooth 23, and the clamping plate 21 is provided with a clamping tooth 211, and the clamping plate 21 is installed on the movable handle 2 with a bayonet pin 22; 3 are connected into one body, and the other end withstands the clamping plate 21, so that the clamping plate 21 is lifted upwards, and the clamping plate 21 coincides with the protruding teeth 23 and is stuck. The rotator 15 is fixed on the bearing seat 17, the pliers rod 9 penetrates the rotator 15 and is fixed on the bearing seat 17, the two bearings 19 are inserted into the bearing seat 17, the bearing sleeve 16 and the bearing seat 17 are mutually clamped and fixed on the fixed handle 1; one end of the clamping block 18 is snapped into the bearing sleeve 16 for fixing, and the other end is fixed on the fixed handle 1; the washer 20 is fixed on the rotator 15. One end of the fixed clamp 11 and the two movable clamps 10 are matched and matched to form a clamp head, the other end of the fixed clamp 11 and the two movable clamps 10 has a clamp groove 13, and the two ends of the fixed pin 14 are fixed on the clamp head cover On 25; the bottom of fixed jaw 11 and movable jaw 10 is connected and can rotate with connecting pin 12, and the bottom of fixed jaw 11 is fixed on the pull bar 7. One end of the pull rod 7 is connected and fixed with the fixed clamp 11, and the other end is fixed with the pull rod base 8; the pull rod 7 penetrates the clamp rod 9, passes through the rotator 15, and the bearing seat 17; the pull rod base 8 is inserted into the pull rod groove 6 and fixed; Headgear 25 afterbody is connected and fixed with pincer bar 9. At this time, as long as the fixed handle 1 and the fixed handle 2 are firmly grasped, the pull rod groove 6 pulls the pull rod 7, and the pull rod 7 pulls the fixed clamp 11, and simultaneously closes the fixed clamp 11; According to the angle of the movable clamp 10, remove the clamp 21 by hand, release the fixed handle 1 and the movable handle 2, and under the action of the two return springs 3, the fixed clamp 11 and the two movable clamps 10 are opened and reset .

Between the fixed handle 1 and the movable handle 2 of the present utility model, a clamping plate 21, a protruding tooth 23 and a clamping spring 24 are installed to control the angle of the two movable clamps 10, as long as the fixed handle 1 and the movable handle 2 are held tightly, the clamping plate 21 Under the action of the clip spring 24, the clamping plate 21 and the protruding teeth 23 are clenched tightly, and the protruding teeth 23 slide inward on the clamping plate 21 and clenched; Two movable clamps 10 are opened. In operation, doctors can use it flexibly according to the distance of organs in the human body.

The rotator 15 of the present utility model is connected and fixed with the pliers rod 9, and can rotate 360 degrees. Under direct vision, the minimally invasive three-leaf forceps can be inserted into the human body, and the position of the three-leaf forceps can be adjusted according to the need to cut off or cut off the position. direction, improve its application effect, and achieve the versatility of the application.

The utility model is equipped with a flushing device 20, and disinfectant can be injected into the flushing device 20 during use, and the residual liquid of the human body in the pincer rod 9 can be washed for in-pipe disinfection; the flushing device 20 can also be sterilized with high temperature.

The direct vision minimally invasive described in the utility model is that the operation is performed under direct vision without pneumoperitoneum during the operation, and there is no need for a certain space in the human body. The direct-viewing minimally invasive three-leaf forceps is a special forceps specially used for direct-viewing minimally invasive surgery to separate and inspect internal organs.

Claims (2)

1, a kind of direct-view Wicresoft SANYE pincers, comprise fixed handle, flexible handle, back-moving spring, pull bar, draw-bar seat, claw beam, active clamp, fixedly clamp, rotator, bearing holder (housing, cover), bearing block, fixture block and irrigator, it is characterized in that: also be provided with clamp and jump ring, clamp is fixed on the flexible handle, and clamp is provided with latch; One end and the back-moving spring of jump ring fuse, and the other end contacts with clamp; Described fixed handle is provided with double wedge, and the latch on this double wedge and the clamp coincide; On described flexible handle, have pull rod slot, be positioned at this pull rod slot with the fixed draw-bar seat of pull bar.

2, direct-view according to claim 1 Wicresoft SANYE pincers, it is characterized in that: described clamp is fixed on the flexible handle by bayonet lock.

Images