CN215192384U

CN215192384U - Laparoscope fixing frame

Info

Publication number: CN215192384U
Application number: CN202121242054.0U
Authority: CN
Inventors: 俞润英; 柴云飞; 徐小利
Original assignee: Guangdong General Hospital
Current assignee: Guangdong General Hospital
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-12-17
Anticipated expiration: 2031-06-03

Abstract

The utility model relates to the technical field of medical instruments, and discloses a laparoscope fixing frame, which comprises a frame body and a clamping mechanism connected on the frame body, wherein the clamping mechanism comprises a rotating shaft and a fixing sleeve sleeved on the peripheral side of the rotating shaft, an annular groove is coaxially arranged on the periphery of the rotating shaft, a protruding part which is rotatably assembled in the annular groove is arranged on the inner wall of the fixing sleeve, a first fastener for locking the rotating shaft is arranged on the fixing sleeve, a laparoscope rod is coaxially assembled on the rotating shaft, a locking structure for locking the laparoscope rod on the rotating shaft is arranged on the rotating shaft, after the position of the laparoscope rod is adjusted, the laparoscope rod is locked on the rotating shaft through the locking structure, when the angle of the laparoscope rod needs to be adjusted, the first fastener is unscrewed, the laparoscope rod only has the freedom degree of rotation along the self axis, therefore, the adjustment of the laparoscope lens angle can be realized by rotating the rotating shaft by one hand of a laparoscope doctor, the lens can be prevented from shaking, so that the smooth operation is ensured.

Description

Laparoscope fixing frame

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a peritoneoscope mount.

Background

The transformation of modern medical mode and the rapid development of related scientific technology create a wide space for the popularization and application of minimally invasive surgical technology, the laparoscope with minimally invasive effect plays an important role in the diagnosis and treatment of abdominal diseases, the laparoscopic surgery is a surgery performed by utilizing the laparoscope and related instruments, the laparoscopic surgery uses a cold light source to provide illumination, a laparoscopic lens is inserted into an abdominal cavity, an image shot by the laparoscopic lens is conducted to a rear-stage signal processing system through an optical fiber by using a digital camera shooting technology and is displayed on a special monitor in real time, then a doctor analyzes and judges the state of an illness of a patient through the image of a patient organ displayed on the monitor screen, and a special laparoscopic instrument is used for performing the surgery.

During laparoscopic surgery, a laparoscope holding doctor needs to adjust a lens at any time to meet the requirement of the surgical field of vision, and after the position of the lens is adjusted, the laparoscope holding doctor needs to hold an abdominal lens to keep the stability of the laparoscope; the lens holding personnel need to be slow and stable in the process of adjusting the lens, the fixed posture needs to be kept motionless when the lens is held, the lens is prevented from shaking as much as possible, and otherwise, the operator can feel dizzy.

The common laparoscope lens for laparoscopic surgery comprises a 0-degree straight mirror and a 30-degree deviation mirror, the visual field of the 0-degree straight mirror does not change along with the rotation of the lens, the common laparoscope lens is generally used for simple surgery, the 30-degree deviation mirror is a 30-degree front oblique mirror, the visual field changes along with the rotation of the lens body, namely the visual field is observed at which position when the inclined plane of the lens faces, and therefore, the 30-degree deviation mirror has a larger visual field range and is generally used for more complex surgery. When a 30-degree deflection mirror is used, in order to observe the condition of tissues of each part, the mirror rod needs to be frequently rotated during the operation process so as to change the orientation of the lens.

At present, in order to reduce the labor intensity of a laparoscope-holding doctor, a laparoscope-holding bracket for assisting the laparoscope-holding doctor to hold the laparoscope is provided, when the lens is required to be kept at a fixed position for a long time, the laparoscope support can stably support the laparoscope, the labor intensity of a laparoscope holding doctor is reduced, however, the existing laparoscope support mostly adopts clamping clips to clamp the laparoscope rod, when the 30-degree deflection mirror is used, in order to rotate the laparoscopic rod, the clamping piece needs to be firstly loosened, after the elastic clamping piece is loosened, the peritoneoscope pole all loses the restraint in all directions, holds up the mirror doctor and need hold the peritoneoscope pole with one hand, and the rotatory peritoneoscope pole of another hand, rotatory peritoneoscope pole reuse elasticity holder centre gripping peritoneoscope pole behind the suitable angle, and the operation degree of difficulty is high among the whole adjustment process, hardly avoids the camera lens to rock, and frequent adjustment makes the main sword doctor produce dizzy sense easily, is unfavorable for going on smoothly of operation.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the clamping piece needs to be loosened firstly when the laparoscope rod rotates by the existing laparoscope supporting frame, and after the clamping piece is loosened, the laparoscope rod loses restraint in all directions, so that the operation difficulty of a laparoscope holding doctor during rotating the laparoscope rod is high, and the lens is difficult to avoid shaking so that the doctor can feel dizzy and is not beneficial to smooth operation.

The laparoscope fixing frame comprises a frame body and a clamping mechanism connected to the frame body, wherein the clamping mechanism comprises a rotating shaft and a fixing sleeve sleeved outside the rotating shaft, an annular groove is coaxially arranged on the periphery of the rotating shaft, a protruding part is arranged on the inner wall of the fixing sleeve, and the protruding part is rotatably assembled in the annular groove;

the fixed sleeve is provided with a first fastener, and the first fastener penetrates through the fixed sleeve and abuts against the outer side wall of the rotating shaft;

the laparoscope rod is coaxially assembled on the rotating shaft, a locking structure is arranged on the rotating shaft, and the locking structure locks the laparoscope rod on the rotating shaft.

As a preferred scheme, the locking structure comprises an elastic pressing ring and a pressing piece, the elastic pressing ring is sleeved on the outer peripheral side of the laparoscopic rod, and the pressing piece is used for extruding the elastic pressing ring so as to enable the elastic pressing ring to clamp the laparoscopic rod.

According to the preferable scheme, a blind hole is formed in one end of the rotating shaft, the blind hole and the rotating shaft are coaxially arranged, the elastic pressing ring is arranged in the blind hole, the pressing piece is in threaded connection with the blind hole, and a guide hole for the laparoscopic rod to penetrate through is formed in the pressing piece.

Preferably, the fixing sleeve comprises a first clamping ring and a second clamping ring which are detachably connected to form a ring shape, and a first half ring extending inwards along the radial direction of the first clamping ring is coaxially arranged on the arc-shaped inner side wall of the first clamping ring;

and a second half ring extending inwards along the radial direction of the second clamping ring is arranged on the arc-shaped inner side wall of the second clamping ring, and the first half ring and the second half ring form the protruding part.

Preferably, a rotating handle is arranged at the end part of the rotating shaft.

As a preferred scheme, the frame body comprises a connecting structure, a vertical telescopic mechanism, a lockable first ball hinge mechanism, a horizontal telescopic mechanism and a lockable second ball hinge mechanism;

connecting structure connects the operation table curb plate, vertical telescopic machanism's first end fixed connection connecting mechanism, vertical telescopic machanism's second end fixed connection first ball hinge mechanism's first end, first ball hinge mechanism's second end fixed connection horizontal telescopic machanism's first end, horizontal telescopic machanism's second end fixed connection second ball hinge mechanism's first end, second ball hinge mechanism's second end fixed connection fixture.

As a preferred scheme, the first ball hinge mechanism includes a first base and a first ball head, the first base includes a first upper clamp plate and a first lower clamp plate which are arranged at an interval, a first upper groove with a downward opening is formed at a first end of the first upper clamp plate, a first lower groove with an upward opening is formed at a first end of the first lower clamp plate, the first upper groove and the first lower groove form a first accommodating groove, and the first ball head is rotatably assembled in the first accommodating groove;

the first base further comprises a first partition plate and a second fastener, and the second end of the first upper clamping plate and the second end of the first lower clamping plate are arranged on the first partition plate; the second fastener connects a first end of the first upper clamping plate and a first end of the first lower clamping plate;

the second ball hinge mechanism comprises a second base and a second ball head, the second base comprises a second upper clamp plate and a second lower clamp plate which are oppositely arranged at intervals, a second upper groove with an opening facing the second lower clamp plate is formed in the first end of the second upper clamp plate, a second lower groove with an opening facing upwards is formed in the first end of the second lower clamp plate, a second accommodating groove is formed by the second upper groove and the second lower groove, and the second ball head is rotatably assembled in the second accommodating groove;

the second base further comprises a second clapboard and a third fastener, and the second end of the second upper clamping plate and the second end of the second lower clamping plate are both arranged on the second clapboard; the third fastener connects a first end of the second upper clamp plate and a first end of the second lower clamp plate.

Preferably, the distance between the first upper clamping plate and the first lower clamping plate is any size between one third of the first ball head diameter and two thirds of the first ball head diameter;

the distance between the second upper clamping plate and the second lower clamping plate is any size from one third of the diameter of the second ball head to two thirds of the diameter of the second ball head.

Preferably, the vertical telescopic mechanism comprises a first rod core and a first rod sleeve which are in sliding fit, a fourth fastener which penetrates through the outer wall of the first rod sleeve and abuts against the first rod core is arranged at the upper end of the first rod sleeve, the lower end of the first rod sleeve is fixedly connected with the connecting structure, and the upper end of the first rod core is fixedly connected with the first ball hinge mechanism.

Preferably, the horizontal telescopic mechanism comprises a second rod core and a second rod sleeve which are in sliding fit, a fifth fastener which penetrates through the outer wall of the second rod sleeve and abuts against the second rod core is arranged at the upper end of the second rod sleeve, the second rod core is fixedly connected with the first ball hinge mechanism, and the second rod sleeve is fixedly connected with the second ball hinge mechanism.

Compared with the prior art, the utility model, its beneficial effect lies in a peritoneoscope mount: the utility model discloses a peritoneoscope mount includes the support body and connects the fixture on the support body, fixture includes that rotation axis and cover establish the fixed cover at the periphery side of rotation axis, the coaxial annular groove that is equipped with on the outer peripheral face of rotation axis, be equipped with the bellying on the inner wall of fixed cover, the bellying rotates the assembly in the annular groove, the setting up of annular groove and bellying makes the rotation axis only can rotate relative fixed cover, be equipped with first fastener on the fixed cover, first fastener passes fixed cover and butt on the lateral wall of rotation axis, screw up first fastener and can lock the rotation axis on the fixed cover; the coaxial assembly of peritoneoscope pole is in the pivot, still be equipped with locking structure on the rotation axis, after adjusting mirror pole position, die the lock of peritoneoscope pole on the rotation axis through locking structure, when needing adjustment mirror pole angle, unscrew first fastener, at this moment, the peritoneoscope pole only has the degree of freedom along self axis rotation, consequently, holding up the adjustment to peritoneoscope camera lens angle can be realized to the rotation axis of mirror doctor one-hand rotation, easy operation is convenient, can avoid the camera lens to produce and rock, guarantee that the operation goes on smoothly.

Drawings

Fig. 1 is a schematic structural view of a laparoscope holder according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a laparoscope holder according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view taken at A-A in FIG. 2;

FIG. 4 is a schematic view of a first spherical hinge structure;

in the figure, 1, a frame body; 11. a connecting structure; 12. a vertical telescopic mechanism; 121. a first core; 122. a first rod sleeve; 123. a fourth fastener; 13. a first spherical hinge structure; 131. a first base; 1311. a first accommodating groove; 13111. a first upper groove; 1312. a second fastener; 1313. a first upper splint; 1314. a first lower splint; 13141. a first lower groove; 1315. a first separator; 132. a first ball head; 133. a connecting rod; 134. a connecting seat; 14. a horizontal telescoping mechanism; 141. a second core; 142. a second rod sleeve; 143. a fifth fastener; 15. a second ball hinge mechanism; 151. a second base; 1511. a second accommodating groove; 15111. a second upper groove; 1512. a third fastener; 1513. a second upper splint; 1514. a second lower splint; 15141. a second lower groove; 1515. a second separator; 132. a first ball head; 2. a clamping mechanism; 21. a rotating shaft; 211. an annular groove; 212. a locking structure; 2121. an elastic compression ring; 2122. a compression member; 213. rotating the handle; 22. fixing a sleeve; 221. a boss portion; 222. a first fastener; 223. a first snap ring; 2231. a first half ring; 224. a second snap ring; 2241. a second half ring; 225. a fixing plate; 23. a connecting plate; 3. a laparoscopic rod.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

The utility model provides a peritoneoscope mount of preferred embodiment, including support body 1 and fixture 2 connected on support body 1, fixture 2 includes rotation axis 21 and the fixed cover 22 of cover periphery side at rotation axis 21, is equipped with annular groove 211 on the outer peripheral face of rotation axis 21 coaxially, is equipped with bellying 221 on the inner wall of fixed cover, and bellying 221 rotates and assembles in annular groove 211; the fixing sleeve 22 is provided with a first fastening piece 222, and the first fastening piece 222 penetrates through the fixing sleeve 22 and abuts against the outer side wall of the rotating shaft 21; the laparoscope rod 3 is coaxially assembled on the rotating shaft 21, a locking structure 212 is further arranged on the rotating shaft 21, and the locking structure 212 locks the laparoscope rod 3 on the rotating shaft 21.

The annular groove 211 and the convex part 221 are arranged so that the rotating shaft 21 can only rotate relative to the fixing sleeve 22, and the rotating shaft can be locked on the fixing sleeve by tightening the first fastener; after holding up mirror doctor and having adjusted the mirror pole position, die the lock of peritoneoscope pole 3 on pivot 21 through locking structure 212, when needing the adjustment mirror pole angle, unscrew first fastener 222 can, at this moment, the peritoneoscope mirror pole only has along the rotatory degree of freedom of self axis, consequently, holding up mirror doctor one hand and rotating pivot 21 can realize the adjustment to peritoneoscope camera lens angle, easy operation is convenient, can avoid the camera lens to produce and rock, guarantees that the operation goes on smoothly.

In this embodiment, the locking structure 212 includes an elastic pressing ring 2121 and a pressing piece 2122, the elastic pressing ring 2121 is sleeved on the outer peripheral side of the laparoscopic rod 3, and the pressing piece 2122 is configured to press the elastic pressing ring 2121, so that the elastic pressing ring 2121 clamps the laparoscopic rod 3. Specifically, a blind hole is formed in one end of the rotating shaft 21, the blind hole is arranged coaxially with the rotating shaft 21, the elastic pressing ring 2121 is arranged in the blind hole, the pressing piece 2122 is in threaded connection with the blind hole, a guide hole for the laparoscopic rod 3 to pass through is formed in the pressing piece 2122, the guide hole is arranged in a manner matched with the laparoscope, the guide hole and a through hole formed in the rotating shaft 21 for the laparoscopic rod 3 to pass through are jointly acted on the outer side wall of the laparoscopic rod 3, the laparoscopic rod 3 is radially constrained, the laparoscopic rod 3 is prevented from swinging, the laparoscopic cavity is kept coaxial with the rotating shaft 21, preferably, the elastic pressing ring 2121 is a rubber ring, and when the elastic pressing ring presses the laparoscopic rod 3, acting force generated by rubber deformation is uniformly acted on the outer side wall of the laparoscopic rod 3, and the laparoscopic rod 3 can be prevented from being pinched; in order to facilitate the endoscope supporting physician to tighten the compressing member 2122, in this embodiment, as shown in fig. 1 and 3, a handle extending outward is provided on the compressing member 2122.

In this embodiment, the fixing sleeve 22 includes a first snap ring 223 and a second snap ring 224 detachably connected to form a ring shape, and a first half ring 2231 extending inward along the radial direction of the first snap ring is coaxially disposed on the arc-shaped inner side wall of the first snap ring 223; the second half ring 2241 extending inward along the second snap ring diameter 224 is disposed on the arc-shaped inner side wall of the second snap ring 224, the first half ring 2231 and the second half ring 2241 form a protruding portion 221, preferably, as shown in fig. 3, in this embodiment, a fixing plate 225 is disposed on one side of the first snap ring 223, two fastening holes are disposed on the fixing plate 225, the clamping mechanism 2 in this embodiment further includes a connecting plate 23, the connecting plate 23 is fixedly connected to the frame body, the fixing plate 225 is fixedly connected to the connecting plate 23, and the rotating shaft 21 and the fixing sleeve 22 can be replaced for laparoscopic rods 3 with different specifications.

In order to facilitate the rotation of the rotation shaft 21 by the scope-holding doctor, in the present embodiment, as shown in fig. 1, a rotation handle 213 is provided at an end of the rotation shaft 21.

In this embodiment, the frame body 1 includes a connection structure 11, a vertical telescopic mechanism 12, a lockable first ball hinge mechanism 13, a horizontal telescopic mechanism 14, and a lockable second ball hinge mechanism 15; connecting structure 11 connects the operation table curb plate, the first end fixed connection connecting structure 11 of vertical telescopic machanism 12, the first end of the first ball hinge mechanism 13 of second end fixed connection of vertical telescopic machanism 12, the first end of the horizontal telescopic machanism 14 of second end fixed connection of first ball hinge mechanism 13, the first end of the second ball hinge mechanism 15 of second end fixed connection of horizontal telescopic machanism 14, the second end fixed connection fixture 2 of second ball hinge mechanism 15.

The frame body 1 of the embodiment comprises a connecting structure 1, a vertical telescopic mechanism 2, a lockable first ball hinge mechanism 3, a horizontal telescopic mechanism 4, a lockable second ball hinge mechanism 5 and a clamping mechanism 6; the connecting structure 1 is connected with a side plate of an operating table, the first end of the vertical telescopic mechanism 2 is fixedly connected with the connecting mechanism 1, the second end of the vertical telescopic mechanism 2 is fixedly connected with the first end of the first ball hinge mechanism 3, the second end of the first ball hinge mechanism 3 is fixedly connected with the first end of the horizontal telescopic mechanism 4, the second end of the horizontal telescopic mechanism 4 is fixedly connected with the first end of the second ball hinge mechanism 5, the second end of the second ball hinge mechanism 5 is fixedly connected with the clamping mechanism 6, and the clamping mechanism 6 is connected with a laparoscope.

The vertical telescopic mechanism 12, the first spherical hinge mechanism 13, the horizontal telescopic mechanism 14 and the second spherical hinge mechanism 15 are arranged, so that a laparoscope doctor can quickly adjust the laparoscope to the position of the operation visual field, and the first spherical hinge mechanism and the second spherical hinge mechanism are locked respectively after adjustment is finished, so that the laparoscope can be kept in a required position stably for a long time, and the operation of a main doctor is facilitated.

As shown in fig. 4, the first ball hinge mechanism 13 includes a first base 131 and a first ball head 132, the first base 131 includes a first upper plate 1313 and a first lower plate 1314 which are oppositely arranged at an interval, a first end of the first upper plate 1313 is provided with a first upper groove 13111 with a downward opening, a first end of the first lower plate 1314 is provided with a first lower groove 13141 with an upward opening, the first upper groove 13111 and the first lower groove 13141 form a first receiving groove 1311, and the first ball head 132 is rotatably mounted in the first receiving groove 1311; the first base 131 further includes a first partition 1315 and a second fastener 1312, and a second end of the first upper clamping plate 1313 and a second end of the first lower clamping plate 1314 are both disposed on the first partition 1315; a second fastener 1312 connects a first end of the first upper clamping plate 1313 and a first end of the first lower clamping plate 1314;

the second ball hinge mechanism 15 has the same structure as the first ball hinge mechanism 13, and includes a second base 151 and a second ball 152, the second base 151 includes a second upper clamp plate 1513 and a second lower clamp plate 1514 arranged at an interval, a first end of the second upper clamp plate 1513 is provided with a second upper groove 15111 opening toward the second lower clamp plate, a first end of the second lower clamp plate 1514 is provided with a second lower groove 15141 opening upward, the second upper groove 15111 and the second lower groove 15141 form a second receiving groove 1511, and the second ball 152 is rotatably mounted in the second receiving groove 1511; the second base 151 further includes a second spacer 1515 and third fasteners 1512, and a second end of the second upper clamp plate 1513 and a second end of the second lower clamp plate 1514 are both disposed on the second spacer 1515; a third fastener 1512 connects a first end of the second upper clamp plate 1513 and a first end of the second lower clamp plate 1514.

Specifically, the first ball head 132 is fixedly connected to the connecting rod 133, and the connecting rod 133 is fixedly connected to the upper end of the vertical telescopic mechanism 12, preferably, in order to increase the connecting strength between the connecting rod 133 and the vertical telescopic mechanism 12, a connecting seat 134 is arranged at one end of the connecting rod 133 away from the first ball head 132; connecting mechanism 11 fixed connection is at vertical telescopic machanism lower extreme, and connecting mechanism 11 is the channel-section steel that vertical telescopic link 12 directions was kept away from to the opening orientation in this embodiment, and the groove height and the high matching of operation table curb plate of channel-section steel, the groove width of channel-section steel are greater than operation table curb plate width, and the channel-section steel is equipped with the bolt hole that link up from top to bottom in the notch side, and fastening bolt passes the bolt hole, is connected connecting mechanism and operation table curb plate.

Second fastening member 1312 is disposed near first receiving groove 1311, second fastening member 1312 connects first upper plate 1313 and first lower plate 1314, when first fastening member 1312 is tightened, first upper plate 1313 and first lower plate 1314 will elastically deform, and the elastic force generated by elastic deformation will lock first ball head in first receiving groove 1311, preferably, first upper plate 1313, first lower plate 1314, second upper plate 1513 and second lower plate 1514 are all made of spring steel. The ball hinge base in this embodiment compact structure, convenient operation can firmly lock the bulb, and economic nature is high.

In this embodiment, in order to facilitate maintenance and adjustment of the ball hinge, as shown in fig. 4, a first spacer 1315 is disposed between the second end of the first upper plate 1313 and the second end of the first lower plate 1314, the height of the first spacer 1315 is equal to the distance between the first upper plate 1313 and the first lower plate 1314, and a fastener is sequentially inserted through the first upper plate 1313, the first spacer 1315, and the first lower plate 1314, thereby fixedly connecting the second end of the first upper plate 1313 and the second end of the first lower plate 1314; the mechanism of the second spherical hinge is the same as the first spherical hinge.

The second end of the first upper clamping plate 1313 is fixedly connected with the second end of the first lower clamping plate 1314, and when the first ball head is worn or the first accommodating groove is worn, the fastening piece is detached to maintain the corresponding wear part, so that the service life of the quick wear part in the embodiment is further prolonged, and the economical efficiency is improved.

In this embodiment, in order to ensure the stability of the first ball hinge mechanism 13 and the second ball hinge mechanism 15 and ensure that the rotation angle of the ball hinge meets the use requirement, the distance between the first upper plate 1313 and the first lower plate 1314 is set to any size between one third of the diameter of the first ball head 132 and two thirds of the diameter of the first ball head; the distance between the second upper clamp plate 1513 and the second lower clamp plate 1514 is any size between one third of the second ball diameter and two thirds of the second ball diameter.

In this embodiment, the vertical telescopic mechanism 12 includes a first rod core 121 and a first rod sleeve 122, which are slidably engaged with each other, a fourth fastener 123 penetrating through an outer wall of the first rod sleeve and abutting against the first rod core 121 is disposed at an upper end of the first rod sleeve 122, the lower end of the first rod sleeve 122 is fixedly connected to the connecting structure 11, and the upper end of the first rod core 121 is fixedly connected to the first ball hinge mechanism 13.

The horizontal telescopic mechanism 14 comprises a second rod core 141 and a second rod sleeve 142 which are in sliding fit, a fifth fastener 143 which penetrates through the outer wall of the second rod sleeve and abuts against the second rod core 141 is arranged at the upper end of the second rod sleeve 142, the second rod core 141 is fixedly connected with the first ball hinge mechanism 13, and the second rod sleeve 142 is fixedly connected with the second ball hinge mechanism 15.

To sum up, the embodiment of the present invention provides a laparoscope fixing frame, which comprises a frame body 1 and a clamping mechanism 2 connected to the frame body 1, wherein the clamping mechanism 2 comprises a rotating shaft 21 and a fixing sleeve 22 sleeved on the outer peripheral side of the rotating shaft 21, an annular groove 211 is coaxially arranged on the outer peripheral surface of the rotating shaft 21, a protruding portion 221 is arranged on the inner wall of the fixing sleeve 22, the protruding portion 221 is rotatably assembled in the annular groove 211, the rotating shaft 21 can only rotate relative to the fixing sleeve 22 due to the arrangement of the annular groove 211 and the protruding portion 221, the fixing sleeve 22 is provided with a first fastening piece 222, the first fastening piece 222 passes through the fixing sleeve 22 and abuts against the outer side wall of the rotating shaft 21, and the rotating shaft 21 can be locked on the fixing sleeve 22 by screwing the first fastening piece 222; coaxial assembly of peritoneoscope pole 3 is on rotation axis 21, still be equipped with locking structure 212 on the rotation axis 21, after adjusting mirror pole position, die the lock of peritoneoscope pole 3 on rotation axis 21 through locking structure 212, when needing adjustment mirror pole angle, unscrew first fastener 222, at this moment, the peritoneoscope pole only has the degree of freedom along self axis rotation, therefore, holding up mirror doctor one hand and rotating the pivot and can realizing the adjustment to peritoneoscope camera lens angle, the operation is simple and convenient, can avoid the camera lens to produce and rock, guarantee that the operation goes on smoothly. In addition, the support body 1 of this application includes connection structure 11, vertical telescopic machanism 12, the first ball hinge mechanism 13 that can lock, horizontal telescopic machanism 14 and the second ball hinge mechanism 15 that can lock for the doctor can adjust the peritoneoscope to the position of operation field of vision fast, and the first ball hinge mechanism 13 of locking and second ball hinge mechanism 15 respectively after finishing the adjustment, can keep the peritoneoscope to be in required position for a long time steadily, the operation of the doctor of the main knife of being convenient for.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. A laparoscope fixing frame comprises a frame body (1) and a clamping mechanism (2) connected to the frame body (1), and is characterized in that the clamping mechanism (2) comprises a rotating shaft (21) and a fixing sleeve (22) sleeved on the outer side of the rotating shaft (21), an annular groove (211) is coaxially arranged on the periphery of the rotating shaft (21), a protruding portion (221) is arranged on the inner wall of the fixing sleeve, and the protruding portion (221) is rotatably assembled in the annular groove (211);

the fixing sleeve (22) is provided with a first fastening piece (222), and the first fastening piece (222) penetrates through the fixing sleeve (22) and abuts against the outer side wall of the rotating shaft (21);

the laparoscope rod is coaxially assembled on the rotating shaft (21), a locking structure (212) is arranged on the rotating shaft (21), and the laparoscope rod is locked on the rotating shaft (21) by the locking structure (212).

2. The laparoscope holder according to claim 1, wherein the locking structure (212) comprises an elastic pressing ring (2121) and a pressing member (2122), the elastic pressing ring (2121) is sleeved on the periphery of the laparoscope rod, and the pressing member (2122) is used for pressing the elastic pressing ring (2121) so that the elastic pressing ring (2121) clamps the laparoscope rod.

3. The laparoscope holder according to claim 2, wherein a blind hole is formed at one end of the rotating shaft (21), the blind hole is coaxially arranged with the rotating shaft (21), the elastic pressing ring (2121) is arranged in the blind hole, the pressing member (2122) is in threaded connection with the blind hole, and a guide hole for the laparoscope rod to pass through is formed in the pressing member (2122).

4. The laparoscope holder as recited in claim 1, wherein the fixture sleeve (22) comprises a first snap ring (223) and a second snap ring (224) which are detachably connected to form a ring, and a first half ring (2231) which extends radially inward along the first snap ring is coaxially arranged on the arc-shaped inner side wall of the first snap ring (223);

and a second half ring (2241) which extends inwards along the radial direction of the second snap ring (224) is arranged on the arc-shaped inner side wall of the second snap ring (224), and the first half ring (2231) and the second half ring (2241) form the boss (221).

5. Laparoscope holder according to claim 1, characterized in that the end of the rotation shaft (21) is provided with a rotation handle (213).

6. Laparoscope holder according to claim 1, characterized in that said frame (1) comprises a connection structure (11), a vertical telescopic mechanism (12), a first lockable ball-hinge mechanism (13), a horizontal telescopic mechanism (14) and a second lockable ball-hinge mechanism (15);

connecting structure (11) connection operation table curb plate, the first end fixed connection of vertical telescopic machanism (12) connecting structure (11), the second end fixed connection of vertical telescopic machanism (12) the first end of first ball hinge mechanism (13), the second end fixed connection of first ball hinge mechanism (13) the first end of horizontal telescopic machanism (14), the second end fixed connection of horizontal telescopic machanism (14) the first end of second ball hinge mechanism (15), the second end fixed connection of second ball hinge mechanism (15) fixture (2).

7. The laparoscopic fixation frame according to claim 6, wherein said first ball hinge mechanism (13) comprises a first base (131) and a first ball head (132), said first base (131) comprises a first upper plate (1313) and a first lower plate (1314) arranged in a spaced-apart relationship, said first upper plate (1313) has a first upper recess (13111) opened downward at a first end thereof, said first lower plate (1314) has a first lower recess (13141) opened upward at a first end thereof, said first upper recess (13111) and said first lower recess (13141) constitute a first receiving groove (1311), said first ball head (132) is rotatably fitted in said first receiving groove (1311);

the first base (131) further comprises a first partition plate (1315) and a second fastener (1312), and a second end of the first upper clamping plate (1313) and a second end of the first lower clamping plate (1314) are both disposed on the first partition plate (1315); the second fastener (1312) connects a first end of the first upper clamping plate (1313) and a first end of the first lower clamping plate (1314);

the second ball hinge mechanism (15) comprises a second base (151) and a second ball head (152), the second base (151) comprises a second upper clamping plate (1513) and a second lower clamping plate (1514) which are oppositely arranged at intervals, a first end of the second upper clamping plate (1513) is provided with a second upper groove (15111) which is opened towards the second lower clamping plate, a first end of the second lower clamping plate (1514) is provided with a second lower groove (15141) which is opened upwards, the second upper groove (15111) and the second lower groove (15141) form a second accommodating groove (1511), and the second ball head (152) is rotatably assembled in the second accommodating groove (1511);

the second base (151) further comprises a second partition plate (1515) and a third fastener (1512), and a second end of the second upper clamp plate (1513) and a second end of the second lower clamp plate (1514) are both disposed on the second partition plate (1515); the third fastener (1512) connects a first end of the second upper clamp plate (1513) and a first end of the second lower clamp plate (1514).

8. The laparoscopic fixation frame of claim 7, wherein the distance between said first upper splint (1313) and said first lower splint (1314) is any size between one third of said first ball diameter and two thirds of said first ball diameter;

the distance between the second upper splint (1513) and the second lower splint (1514) is any size between one third of the second ball-end diameter and two thirds of the second ball-end diameter.

9. The laparoscope holder according to claim 6, wherein the vertical telescopic mechanism (12) comprises a first rod core (121) and a first rod sleeve (122) which are slidably fitted, a fourth fastener (123) which penetrates through the outer wall of the first rod sleeve and abuts against the first rod core (121) is arranged at the upper end of the first rod sleeve (122), the lower end of the first rod sleeve (122) is fixedly connected with the connecting structure (11), and the upper end of the first rod core (121) is fixedly connected with the first ball hinge mechanism (13).

10. The laparoscope holder according to claim 6, wherein the horizontal telescopic mechanism (14) comprises a second rod core (141) and a second rod sleeve (142) which are slidably fitted, a fifth fastener (143) which penetrates through the outer wall of the second rod sleeve and abuts against the second rod core (141) is arranged at the upper end of the second rod sleeve (142), the second rod core (141) is fixedly connected with the first ball hinge mechanism (13), and the second rod sleeve (142) is fixedly connected with the second ball hinge mechanism (15).