CN211658342U

CN211658342U - Abdominal cavity minimally invasive surgery peritoneoscope fixing device

Info

Publication number: CN211658342U
Application number: CN202020070132.2U
Authority: CN
Inventors: 李建军
Original assignee: Peoples Hospital of Zhengzhou
Current assignee: Peoples Hospital of Zhengzhou
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-10-13
Anticipated expiration: 2030-01-13

Abstract

A laparoscope fixing device for abdominal cavity minimally invasive surgery effectively solves the problem that the existing laparoscope fixing device is inconvenient to adjust; the clamping device comprises a base, wherein an upper end of the base is rotatably connected with a support shaft in an up-and-down axial direction, the outer edge surface of the support shaft is coaxially and slidably connected with a connecting ring, the front end of the connecting ring is provided with a connecting block, the front end of the connecting block is provided with a support rod which is in a left-and-right direction and can swing up and down, the support rod is provided with a sliding groove in a left-and-right direction and provided with a forward opening, the sliding groove is slidably connected with a sliding block, the front end of the sliding block extends out of the sliding groove and is provided with a clamping plate, the clamping plate is provided with a through groove in an; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.

Description

Abdominal cavity minimally invasive surgery peritoneoscope fixing device

Technical Field

The utility model relates to a department of general surgery's auxiliary instrument technical field, concretely relates to peritoneoscope fixing device of abdominal cavity minimal access surgery.

Background

The laparoscopic surgery is to insert a laparoscopic lens into the abdominal cavity of a patient, display an image photographed by the lens on a special monitor in real time, analyze and judge the state of an illness of the patient through the image displayed on a monitor screen, and perform the surgery by using a special laparoscopic instrument, currently, when performing the laparoscopic surgery on the patient, an assistant person needs to hold the laparoscope by hand to fix the laparoscope and adjust the position of the laparoscope according to the needs of a main surgeon, but in the actual operation, a standing conflict between the main surgeon and the assistant person may occur, which causes the assistant person to be unable to quickly adjust the angle of the laparoscope, and in the long-time surgery, the assistant person is easy to fatigue, which causes the fixation of the laparoscope to be unstable, causes the lens to shake to affect the surgical operation of the main surgeon, and needs a laparoscopic fixing device to fix the laparoscope, however, the prior laparoscope fixing device is inconvenient to adjust after being fixed.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, in order to overcome the defects of the prior art, the present invention aims to provide a fixing device for laparoscope in minimally invasive abdominal surgery, which effectively solves the problem of inconvenient adjustment of the existing fixing device for laparoscope.

The technical scheme of its solution is, the utility model discloses a base, the base upper end is rotated and is connected with axial back shaft from top to bottom, coaxial sliding connection has the go-between on the back shaft outer fringe face, the go-between front end is equipped with the connecting block, the connecting block front end is equipped with about direction and the bracing piece of luffing motion, about direction and opening prorsad sliding tray have been seted up on the bracing piece, sliding connection has the sliding block in the sliding tray, the sliding block front end stretches out the sliding tray and is equipped with the grip block, axial logical groove about having seted up on the grip block, link up about having seted up on the lateral wall before leading to the groove and opening prorsad standing groove, it is equipped with the clamping jaw.

Compared with the prior art, the beneficial effects of the utility model are that: it is rational in infrastructure, convenient to use sets up base, back shaft, bracing piece, grip block, threaded shaft, and the medical personnel of being convenient for adjust the position after the peritoneoscope is fixed, has improved medical personnel's work efficiency, has saved medical personnel's time, has reduced medical personnel's the amount of labour, is equipped with limit gear, positioning gear, footboard simultaneously, presses handle and turning handle to with the regulation of medical personnel control peritoneoscope, this simple structure, convenient operation conceives the novelty, and the practicality is strong.

Drawings

Fig. 1 is an isometric view of the present invention.

Figure 2 is the utility model discloses a partially cut owner and look axonometric drawing.

Fig. 3 is a partially-sectioned rear perspective view of the utility model.

Fig. 4 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 5 is an enlarged view of B in fig. 2 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

By figure 1 to 5, including base 1, axial back shaft 2 about 1 upper end of base is rotated and is connected with, coaxial sliding connection has go-between 3 on the 2 outer fringe faces of back shaft, go-between 3 front end is equipped with connecting block 4, connecting block 4 front end is equipped with about direction and luffing motion's bracing piece 5, about direction and opening prorsad sliding tray 6 has been seted up on the bracing piece 5, sliding tray 6 sliding connection has sliding block 7, sliding block 7 front end stretches out sliding tray 6 and is equipped with grip block 8, axial logical groove 9 about having seted up on the grip block 8, link up about having seted up and opening prorsad standing groove 10 on leading to the lateral wall before the groove 9, it is equipped with clamping jaw 11 respectively to lead to the inslot 9 left and right sides, two clamping jaw 11 openings are relative and can.

In order to control the rotation angle of the connecting shaft 19, a rotating groove 12 coaxial with the supporting shaft 2 is formed in the base 1, the lower end of the supporting shaft 2 is inserted into the rotating groove 12 and is coaxially provided with a limiting gear 13, a rectangular groove 14 in the front-back direction is formed in the rear side wall of the rotating groove 12, and an inserting block 15 capable of being inserted into a tooth socket of the limiting gear 13 is connected in the rectangular groove 14 in a sliding mode.

In order to enable the insert block 15 to be inserted into the tooth groove of the limiting gear 13, a baffle 16 is arranged on the rear side of the rectangular groove 14, a pressure groove located behind the baffle 16 is formed in the lower side wall of the rectangular groove 14, a limiting block 18 is connected to the lower side wall of the pressure groove through a spring piece 17, a connecting shaft 19 in the front-rear axial direction is arranged at the rear end of the insert block 15, the rear end of the connecting shaft 19 penetrates through the baffle 16 and can be in contact with the limiting block 18, and a pressure spring 20 located between the baffle 16 and the insert block 15 is sleeved on the.

In order to move the limiting block 18 up and down, the left side and the right side of the limiting block 18 are respectively provided with a slide rod 21 positioned at the upper end of the limiting block, the upper ends of the two slide rods 21 respectively penetrate through the base 1 and are connected through a pedal 22, and the two slide rods 21 are respectively connected with the base 1 in a sliding manner.

In order to limit the moving position of the connecting ring 3, a plurality of slots 23 which are uniformly distributed along the up-down direction and have right openings are formed on the supporting shaft 2, and a threaded knob 24 with the left end capable of being inserted into the slot 23 is connected to the connecting ring 3 in a threaded manner.

In order to limit the swinging angle of the support rod 5, the left side of the support rod 5 is provided with a front and back axial circular groove 25 with a forward opening, the front end of the connecting block 4 is provided with a rotating shaft 26 coaxial with the circular groove 25, the front end of the rotating shaft 26 is inserted into the circular groove 25 and is coaxially provided with a positioning gear 27, the front side of the circular groove 25 is slidably connected with a circular pressing handle 28, the upper side and the lower side of the pressing handle 28 are respectively provided with a positioning block 29 capable of being inserted into a tooth groove of the positioning gear 27, and a positioning spring 30 is arranged between the bottom surfaces of the two positioning.

In order to move the clamping plate 8 left and right, a left-right axial threaded shaft 31 is rotatably connected in the sliding groove 6, the right end of the threaded shaft 31 penetrates through the support rod 5 and is coaxially provided with a rotating handle, and the threaded shaft 31 is in threaded connection with the sliding block 7.

In order to make two clamping jaws 11 remove about, 8 left and right sides of grip block seted up respectively and controlled axial draw-in groove, two clamping jaws 11 back of the body end of carrying on the back is equipped with respectively with the coaxial sliding shaft 32 of draw-in groove, two sliding shaft 32 back of the body end of carrying on the back insert the draw-in groove respectively and coaxial be equipped with the spacing ring, two spacing ring looks backs all are coaxial are equipped with transfer line 33, two transfer lines 33 all run through grip block 8 and coaxial be equipped with pull handle 35, all the cover is equipped with the spacing spring 34 that is located the draw-in groove.

When the utility model is used, the device is placed on one side of an operating table, the pull handle 35 is pulled outwards, the pull handle 35 drives the limiting ring to move outwards through the transmission shaft 33, the limiting ring drives the sliding shaft 32 to move outwards and extrudes the limiting spring 34 on the corresponding side, the sliding shaft 32 drives the clamping jaw 11 on the corresponding side to move outwards, the laparoscope to be fixed is placed into the through groove 9 from top to bottom, meanwhile, the connecting wire of the laparoscope passes through the placing groove 10, after the laparoscope moves to a proper position, the pull handle 35 is loosened, and under the action of the limiting spring 34, the limiting rings respectively drive the sliding shafts 32 on the corresponding sides to move inwards and clamp and fix the laparoscope by the two clamping jaws 11;

if the angle of the horizontal direction of the laparoscope needs to be adjusted, a pedal 22 is stepped downwards, the pedal 22 drives a limiting block 18 to move downwards through a sliding rod 21 and extrude a spring piece 17, when the limiting block 18 is not in contact with a connecting shaft 19, a supporting shaft 2 is rotated, the supporting shaft 2 drives a limiting gear 13 to rotate, the limiting gear 13 pushes an insertion block 15 to move backwards and extrude a pressure spring 20, the insertion block 15 drives a connecting shaft 19 to move backwards, when the laparoscope is adjusted to a proper position, the supporting shaft 2 stops rotating, the pedal 22 is released at the moment, the insertion block 15 moves forwards under the action of the pressure spring 20 and is inserted into a tooth groove of the limiting gear 13 again, the limiting block 18 moves upwards under the action of the spring piece 17 and returns to the initial position again, the rear end face of the connecting shaft 19 is in contact with the limiting block 18, the limiting block 18 blocks the connecting shaft 19, the position of the supporting shaft 2 is fixed, and the position of the laparoscope is fixed;

if the vertical height of the laparoscope needs to be adjusted, the threaded knob 24 is rotated anticlockwise, the left end of the threaded knob is moved out of the slot 23, the limitation on the connecting ring 3 is removed, the connecting ring 3 is moved upwards or downwards at the moment, the laparoscope is moved to a proper position, the connecting ring 3 is stopped to be moved, the threaded knob 24 is rotated clockwise, the left end of the threaded knob 24 is reinserted into the slot 23, the position of the connecting ring 3 is limited, and the position of the laparoscope is fixed at the moment;

if the vertical angle of the laparoscope needs to be adjusted, the pressing handle 28 is pressed backwards, the pressing handle 28 drives the two positioning blocks 29 to move backwards and extrude the positioning spring 30, when the positioning block 29 moves out of the tooth grooves of the positioning gear 27, the limitation of the positioning gear 27 is relieved, the supporting rod 5 swings upwards or downwards at the moment, so that the laparoscope moves to a proper position, the pressing handle 28 is loosened, the positioning spring 30 drives the two positioning blocks 29 to move forwards and pushes the pressing handle 28 to return to an initial position, the two positioning blocks 29 are inserted into the tooth grooves of the positioning gear 27 again along with the movement of the positioning blocks 29, the position of the positioning gear 27 is limited, and the position of the supporting rod 5 is fixed at the moment;

if the position of the laparoscope in the left and right directions needs to be adjusted, the rotating handle is rotated anticlockwise, the rotating handle drives the threaded shaft 31 to rotate anticlockwise, the threaded shaft 31 drives the clamping plate 8 to move leftwards through the sliding block 7, the clamping plate 8 drives the laparoscope to move leftwards, when the laparoscope moves to a proper position, the rotating handle is stopped rotating, and due to the self-locking property of threaded connection, the position of the sliding block 7 is limited, and the position of the laparoscope is fixed;

when the operation is finished, the two pull handles 35 are moved outwards, so that the two clamping jaws 11 are moved outwards to release the fixing of the laparoscope, and the laparoscope is removed from the through groove 9, and then the pull handles 35 are released, so that the two clamping jaws 11 are restored to the original positions.

Claims

1. A celioscope fixing device for minimally invasive abdominal surgery comprises a base (1) and is characterized in that the upper end of the base (1) is rotatably connected with a support shaft (2) which is axially arranged up and down, the outer edge surface of the support shaft (2) is coaxially and slidably connected with a connecting ring (3), the front end of the connecting ring (3) is provided with a connecting block (4), the front end of the connecting block (4) is provided with a support rod (5) which is horizontally arranged and can swing up and down, the support rod (5) is provided with a slide groove (6) which is horizontally arranged and has a forward opening, the slide groove (6) is slidably connected with a slide block (7), the front end of the slide block (7) extends out of the slide groove (6) and is provided with a clamping plate (8), the clamping plate (8) is provided with a through groove (9) which is axially arranged up and down, the front side wall of the, the openings of the two clamping jaws (11) are opposite and can move left and right.

2. The laparoscopic fixing device for the minimally invasive laparoscopic surgery in abdominal cavity according to claim 1, wherein a rotating groove (12) coaxial with the supporting shaft (2) is formed in the base (1), the lower end of the supporting shaft (2) is inserted into the rotating groove (12) and is coaxially provided with a limiting gear (13), a rectangular groove (14) in the front-back direction is formed in the rear side wall of the rotating groove (12), and an insertion block (15) capable of being inserted into the tooth socket of the limiting gear (13) is slidably connected in the rectangular groove (14).

3. The laparoscopic fixing device for the minimally invasive laparoscopic surgery in abdominal cavity according to claim 2, wherein a baffle (16) is arranged at the rear side of the rectangular groove (14), a pressing groove positioned behind the baffle (16) is formed in the lower side wall of the rectangular groove (14), a limiting block (18) is connected to the lower side wall of the pressing groove through a spring piece (17), a connecting shaft (19) in the front-rear axial direction is arranged at the rear end of the insert (15), the rear end of the connecting shaft (19) penetrates through the baffle (16) and can be in contact with the limiting block (18), and a pressure spring (20) positioned between the baffle (16) and the insert (15) is sleeved on the connecting shaft (19).

4. The laparoscopic fixing device for minimally invasive laparoscopic surgery of abdominal cavity according to claim 3, wherein the left and right sides of the limiting block (18) are respectively provided with a slide bar (21) at the upper end thereof, the upper ends of the two slide bars (21) respectively penetrate through the base (1) and are connected through a pedal (22), and the two slide bars (21) are respectively connected with the base (1) in a sliding manner.

5. The laparoscopic fixing device for minimally invasive laparoscopic surgery of abdominal cavity according to claim 1, wherein the supporting shaft (2) is provided with a plurality of slots (23) which are uniformly distributed along the up-down direction and have right openings, and the connecting ring (3) is in threaded connection with a threaded knob (24) with the left end capable of being inserted into the slot (23).

6. The laparoscopic fixing device for the minimally invasive abdominal surgery according to claim 1, wherein a circular groove (25) with a forward opening and a backward axial direction is formed in the left side of the supporting rod (5), a rotating shaft (26) coaxial with the circular groove (25) is arranged at the front end of the connecting block (4), a positioning gear (27) is coaxially arranged at the front end of the rotating shaft (26) and inserted into the circular groove (25), a circular pressing handle (28) is slidably connected to the front side of the circular groove (25), positioning blocks (29) capable of being inserted into tooth grooves of the positioning gear (27) are respectively arranged on the upper side and the lower side of the pressing handle (28), and a positioning spring (30) is arranged between the two positioning blocks (29) and the bottom surface of the circular groove (25).

7. The laparoscopic fixing device for minimally invasive laparoscopic surgery of abdominal cavity according to claim 1, wherein the sliding groove (6) is rotatably connected with a left and right axial threaded shaft (31), the right end of the threaded shaft (31) penetrates through the support rod (5) and is coaxially provided with a rotating handle, and the threaded shaft (31) is in threaded connection with the sliding block (7).

8. The laparoscopic fixing device for the laparoscopic minimally invasive laparoscopic surgery of the abdominal cavity according to claim 1, wherein the left side and the right side of the clamping plate (8) are respectively provided with a clamping groove in the left-right axial direction, the opposite ends of the two clamping jaws (11) are respectively provided with a sliding shaft (32) coaxial with the clamping groove, the opposite ends of the two sliding shafts (32) are respectively inserted into the clamping grooves and are coaxially provided with a limiting ring, the opposite sides of the two limiting rings are respectively and coaxially provided with a transmission rod (33), the two transmission rods (33) both penetrate through the clamping plate (8) and are coaxially provided with a pull handle (35), and the two transmission rods (33) are respectively sleeved with a limiting spring (34) positioned.