CN219700068U

CN219700068U - Uterine manipulator for laparoscope

Info

Publication number: CN219700068U
Application number: CN202320892606.5U
Authority: CN
Inventors: 沈维维; 周晓明; 王加颖; 王婷婷
Original assignee: First Affiliated Hospital Of Ningbo University
Current assignee: First Affiliated Hospital Of Ningbo University
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-09-19
Anticipated expiration: 2033-04-20

Abstract

The utility model relates to the technical field of uterine devices, and discloses a uterine device for a laparoscope, which comprises a female connecting rod, wherein a lantern ring is fixedly arranged at the end part of the female connecting rod, a connecting seat is fixedly arranged at one end of the female connecting rod, which is far away from the lantern ring, a male connecting rod is hinged to the inner wall of the female connecting rod, and an angle adjusting assembly is arranged in the connecting seat. This a palace ware that lifts for peritoneoscope appears uterus shift in order to avoid the patient when carrying out the operation, influences the safety of operation and develop, through being provided with angle adjusting part, cooperation elbow contact portion and drive slider to make the drive rack can drive two sets of drive gear and rotate, and then drive two sets of guide arms and outwards expand, be "V" font form, can be fixed in both sides palace angle according to actual uterine cavity width, can make uterus fixed better, even when lifting palace operation all be difficult for the slippage, the position is accurate when lifting palace, the effectual security when having guaranteed to lift palace.

Description

Uterine manipulator for laparoscope

Technical Field

The utility model relates to the technical field of uterine lifts, in particular to a uterine lift for a laparoscope.

Background

The uterus lifting device is an appliance for hysterectomy or sub-hysterectomy, and consists of a central guide rod, a cervical fixer, a fornix cup and the like, and is used for laparoscopic assisted transvaginal hysterectomy and laparoscopic total hysterectomy, laparoscopic tubal staining and liquid passing examination, and matched positioning of uterus in various laparoscopic surgical procedures.

The prior uterus lifting device is provided with a cervical support at the front part of the cervical fixer, and the front end of the cervical support is provided with a thread cone part; a central passage is axially formed in the cervical fixer, and a central guide rod passes through the central passage; the dome cup Bao Rao is provided with screws at the outer periphery of the cervical holder, the front inner diameter of the dome cup is larger than or equal to the diameter of the cervical support to form a cup body, the rear part of the dome cup is narrowed to form a handle, and the tail section of the handle is provided with screws for fixing the dome cup at a specific position of the cervical holder. The three different parts can be organically combined together, so that the problems of gas leakage after vagina incision, difficult uterus swing, fuzzy boundary display between the cervix and the vaginal wall and the like in the laparoscopic holter hysterectomy operation are solved, and the complete excision of the cervix is particularly facilitated.

However, in the actual use process of the device, if the uterus of a patient is oversized (more than 2 months), the fixing effect is weak, the uterus can only swing up and down with a small amplitude in the operation, the position is easy to move left and right when the uterus swings left and right, and the uterus cannot be accurately moved and positioned; in view of this, we propose a uterine manipulator for laparoscopy.

Disclosure of Invention

The utility model aims to provide a uterine manipulator for a laparoscope, which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lift palace ware for peritoneoscope, includes female connecting rod, female connecting rod's tip fixed mounting has the lantern ring, female connecting rod keeps away from the one end fixed mounting of lantern ring and has the connecting seat, female connecting rod's inner wall articulates there is the male connecting rod, the one end fixed mounting that the male connecting rod is close to the connecting seat has elbow contact portion, the inner wall rotation of connecting seat installs the guide arm, the inside of connecting seat is provided with angle adjusting component, angle adjusting component includes:

the inner wall of the connecting seat is slidably provided with a transmission sliding block, and the side wall of the transmission sliding block is fixedly connected with the right end of a transmission toothed bar;

the telescopic rod is fixedly connected with the end part of the telescopic rod at the left end of the transmission toothed bar, the storage barrel is fixedly connected with the inner wall of one side of the connecting seat far away from the female connecting rod, and the end part of the reset spring is fixedly connected with the left end of the transmission toothed bar;

the guide rod penetrates through the transmission gear, the transmission gear is fixedly connected with the guide rod, and guide protruding points are fixedly arranged on the side wall of the transmission sliding block.

Preferably, the tail end of the elbow contact part is arranged in a zigzag shape, and the tail end of the elbow contact part is provided with a layer of silica gel layer, so that the contact effect of the elbow contact part and the transmission sliding block during contact is improved.

Preferably, the inside of connecting seat has offered the recess of width and transmission slider width looks adaptation to make the transmission slider can slide along the inner wall of connecting seat.

Preferably, guide protruding points are arranged on the outer walls of the left side and the right side of the transmission sliding block, a sliding groove matched with the guide protruding points is formed in the inner surface of the groove of the connecting seat, the inclination direction of the sliding groove is the same as that of the transmission toothed bar, and when the elbow contact part pushes the transmission sliding block downwards under the guidance of the sliding groove, the transmission sliding block drives the transmission toothed bar to slide downwards.

Preferably, the two transmission gears corresponding to the two groups of guide rods are respectively arranged at the left side and the right side of the transmission toothed bar, so that the transmission toothed bar drives the two groups of transmission gears to do relative reverse motion when being pushed to the side far away from the male connecting rod.

Preferably, the thickness of the transmission gear is matched with the depth of the groove formed in the connecting seat, and the insection formed in the side wall of the transmission toothed bar is in a vertical state, so that the transmission toothed bar can be always meshed with the transmission gears on two sides and realize transmission when moving along the inner wall of the storage barrel.

Preferably, the inside of guide arm is provided with extending mechanism, extending mechanism is including electric putter, the inner wall fixedly connected with electric putter's of guide arm tip, electric putter's the other end fixedly connected with extension sleeve, extension sleeve keeps away from electric putter's one end outer wall fixed mounting has the uterus tray, the silica gel cover has been cup jointed on the arc outer wall of guide arm, the top fixed mounting of silica gel cover has the seal cover.

Preferably, the sealing sleeve is arranged in a conical shape, so that the silica gel sleeve can better prevent the connecting part between the guide rod and the extension sleeve from clamping to uterine soft tissues when the connecting part contacts with the uterus of a patient.

Preferably, the arc inner wall of the silica gel sleeve is provided with positioning protruding points, and in particular, the number of the positioning protruding points is provided with a plurality of groups, and the positioning protruding points of the plurality of groups are uniformly distributed on the arc inner wall of the silica gel sleeve in a circumferential array mode.

Compared with the prior art, the utility model provides a uterine manipulator for a laparoscope, which has the following beneficial effects:

1. this a palace ware that lifts for peritoneoscope appears uterus shift in order to avoid the patient when carrying out the operation, influences the safety of operation and develop, through being provided with angle adjusting part, cooperation elbow contact portion and drive slider to make the drive rack can drive two sets of drive gear and rotate, and then drive two sets of guide arms and outwards expand, be "V" font form, can be fixed in both sides palace angle according to actual uterine cavity width, can make uterus fixed better, even when lifting palace operation all be difficult for the slippage, the position is accurate when lifting palace, the effectual security when having guaranteed to lift palace.

2. This a lift palace ware for peritoneoscope, in order to guarantee to all can keep good lift location effect to the uterus of all sizes and dimension, through being provided with extending mechanism, cooperation electric putter and extension sleeve to make doctor can adjust the length of lifting the arm of lifting palace ware according to actual demand, can adapt to the palace operation demand of lifting of uterus of different sizes and dimension.

3. This a palace ware for peritoneoscope, in order to avoid when carrying out the operation, the silica gel cover can not appear shifting or can't play good guard effect to the friction of uterus on guide arm or extension sleeve pipe, through being provided with the location bump, is favorable to guaranteeing the relative stability of silica gel cover on guide arm or extension sleeve pipe, avoids the patient to receive the harm in the operation in-process, improves the security when the device is used.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic top view of a connector according to the present utility model;

FIG. 3 is an enlarged partial schematic view of area A of FIG. 2 of the structure of the present utility model;

FIG. 4 is a schematic view of a partial cross-sectional structure of a silicone sleeve of the present utility model.

In the figure: 1. a female connecting rod; 2. a collar; 3. a male connecting rod; 4. an elbow contact portion; 5. a connecting seat; 6. a guide rod; 7. an angle adjustment assembly; 71. a transmission slide block; 72. a transmission toothed bar; 73. a telescopic rod; 74. a storage barrel; 75. a return spring; 76. a transmission gear; 77. a guide bump; 8. an extension mechanism; 81. an electric push rod; 82. extending the sleeve; 83. a uterine pallet; 84. a silica gel sleeve; 85. sealing sleeve; 9. and positioning the convex points.

Detailed Description

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a uterine manipulator for peritoneoscope, includes female connecting rod 1, the tip fixed mounting of female connecting rod 1 has lantern ring 2, the one end fixed mounting who keeps away from lantern ring 2 of female connecting rod 1 has connecting seat 5, the inner wall of female connecting rod 1 articulates there is male connecting rod 3, the one end fixed mounting that male connecting rod 3 is close to connecting seat 5 has elbow contact portion 4, the inner wall rotation of connecting seat 5 installs guide arm 6, the inside of connecting seat 5 is provided with angle adjustment subassembly 7, angle adjustment subassembly 7 is including drive slider 71, the inner wall slidable mounting of connecting seat 5 has drive slider 71, the lateral wall fixedly connected with transmission toothed bar 72's of drive slider 71 right-hand member, the left end fixedly connected with telescopic link 73's of drive toothed bar 72, one side inner wall fixedly connected with receiver 74 of connecting seat 5, the left end fixedly connected with reset spring 75's of drive toothed bar 72 tip, guide arm 6 runs through there is drive gear 76, and drive gear 76 and guide arm 6 fixed connection, drive slider 71's lateral wall fixedly connected with bump 77.

In an embodiment of the utility model, the female connecting rod 1 and the male connecting rod 3 are rotationally connected through the hinged rotating column, one end of the male connecting rod 3 far away from the connecting seat 5 is provided with the other set of lantern rings 2, so that a user can conveniently control the male connecting rod 3 and the female connecting rod 1 by inserting fingers between the two sets of lantern rings 2 respectively, further, the uterus lifter is convenient to use, meanwhile, the tail end of the elbow contact part 4 is arranged in a zigzag shape, the tail end of the elbow contact part 4 is provided with a layer of silica gel layer, thereby improving the contact effect when the elbow contact part 4 contacts with the transmission sliding block 71, further, the side of the elbow contact part 4 far away from the male connecting rod 3 is provided with an arc surface, and the side surface and the arc surface of the connecting seat 5 are both provided with silica gel pads, so that the connecting seat 5 can not cause excessive damage to soft tissues of a patient, further, the number of the guide rods 6 are provided with two sets, and the two sets of guide rods 6 are arranged in a symmetrical shape when the connecting seat 5 is arranged as a guide rod 6, and the two sets of guide rods 6 are completely spread out in a symmetrical shape, so that when the two sets of guide rods 6 are completely form a stable sector contact area, and a stable sector can be formed.

In the embodiment of the present utility model, the inside of the connection seat 5 is provided with a groove with a width adapted to the width of the transmission slider 71, so that the transmission slider 71 may slide along the inner wall of the connection seat 5, in addition, the outer walls of the left and right sides of the transmission slider 71 are both provided with guiding protruding points 77, and the inner surface of the groove of the connection seat 5 is provided with a chute adapted to the guiding protruding points 77, specifically, the inclination direction of the chute is the same as the inclination direction of the transmission toothed bar 72, so that when the transmission slider 71 is pushed downwards by the elbow contact portion 4 under the guidance of the chute, the transmission slider 71 drives the transmission toothed bar 72 to slide downwards, further, the left end of the transmission toothed bar 72 is slidably mounted inside the storage barrel 74, so that when the transmission slider 71 pushes the transmission toothed bar 72, the transmission toothed bar 72 may slide leftwards and downwards along the storage barrel 74, in addition, the bottom end of the telescopic bar 73 is fixedly connected to the bottom inner wall of the storage barrel 74, simultaneously, the top end of the reset spring 75 is fixedly connected to the left end face of the transmission toothed bar 72, and the reset spring 75 is always compressed by the telescopic spring 75, so that the telescopic spring 75 is not influenced by the gravity force of the telescopic spring, or the telescopic spring 75 can always be deformed by the telescopic spring 75.

In the embodiment of the present utility model, the driving gear 76 is meshed with the driving rack 72 to realize driving, specifically, two driving gears 76 corresponding to the two sets of guide rods 6 are respectively disposed at left and right sides of the driving rack 72, so that when the driving rack 72 is pushed to a side far away from the male connecting rod 3, the two sets of driving gears 76 are driven to do relative reverse motion, so that the two sets of guide rods 6 deflect outwards to form a V shape, the working surface of the guide rod 6 is enlarged, the positioning effect of the guide rod 6 on uterus is improved, meanwhile, the thickness of the driving gear 76 is adapted to the depth of a groove formed on the connecting seat 5, and the insections formed on the side wall of the driving rack 72 are in a vertical state, so as to ensure that the driving rack 72 can be meshed with the driving gears 76 on both sides and realize driving all the time when moving along the inner wall of the receiving cylinder 74.

In addition, in order to guarantee to hold good lifting and positioning effect to the uterus of various size and dimension, the inside of guide arm 6 is provided with extending mechanism 8, extending mechanism 8 is including electric putter 81, the inner wall fixedly connected with electric putter 81's of guide arm 6 tip, electric putter 81's the other end fixedly connected with extension sleeve 82, extension sleeve 82 keeps away from electric putter 81's one end outer wall fixed mounting has the pessary 83, cup joint silica gel cover 84 on the arc outer wall of guide arm 6, the top fixed mounting of silica gel cover 84 has seal cover 85.

In the embodiment of the utility model, the tail end of the electric push rod 81 is provided with an electric wire, the inside of the guide rod 6 is hollow, so that the electric wire of the electric push rod 81 can extend out through the contact part of the guide rod 6 and the connecting seat 5 and is powered by a battery arranged in the connecting seat 5, meanwhile, the inner wall of the guide rod 6 is provided with a through hole matched with the outer diameter of the extension sleeve 82, so that the extension sleeve 82 can slide along the inner wall of the guide rod 6, thereby matching with the electric push rod 81 to control the length of the combined body of the guide rod 6 and the extension sleeve 82, further adapting to the uterus with different sizes to finish lifting work, and further, the sealing sleeve 85 is in a conical shape, so that the connecting part between the guide rod 6 and the extension sleeve 82 can not be clamped to uterine soft tissues when the connecting part contacts with the uterus of a patient, thereby improving the safety and reliability of the device in use.

Meanwhile, in order to avoid that the silica gel sleeve 84 cannot shift on the guide rod 6 or the extension sleeve 82 or cannot play a good protection effect on uterus friction during operation, the arc-shaped inner wall of the silica gel sleeve 84 is provided with the positioning protruding points 9, and the number of the positioning protruding points 9 is provided with a plurality of groups, the positioning protruding points 9 of the plurality of groups are uniformly distributed on the arc-shaped inner wall of the silica gel sleeve 84 in a circumferential array mode, and the shape of the positioning protruding points 9 is set to be hemispherical, so that the contact area can be increased when the positioning protruding points 9 are extruded, the friction force of other objects when the positioning protruding points 9 are extruded is improved, the relative stability of the silica gel sleeve 84 on the guide rod 6 or the extension sleeve 82 is guaranteed, the damage to a patient in the operation process is avoided, and the safety of the device in use is improved.

In the utility model, when in use, firstly, fingers of a doctor are respectively inserted into the lantern rings 2 arranged on the male connecting rod 3 and the female connecting rod 1, the two sets of lantern rings 2 are made to move back to back, at the moment, the elbow contact part 4 is separated from the transmission sliding block 71, at the moment, the two sets of guide rods 6 are close to each other and kept flush, at the moment, the doctor holds the uterine manipulator to extend the front end of the guide rod 6 into the uterine cavity of a patient, and after the guide rod 6 enters the uterine cavity, the doctor operates the two lantern rings 2 to move towards each other to match the male connecting rod 3 and the female connecting rod 1, so that the elbow contact part 4 presses the transmission sliding block 71 downwards to push the transmission toothed bar 72, the two sets of transmission gears 76 are made to rotate, the two sets of guide rods 6 are further made to spread outwards in a V shape, the uterine can be fixed at two sides of the uterine angle according to the actual uterine cavity width, the uterus can be better fixed, in addition, in order to ensure that the uterus of various sizes can be kept with good lifting and positioning effects, the length of the lifting arm of the uterus lifting device can be adjusted according to actual requirements by matching the electric push rod 81 with the extension sleeve 82 through the extension mechanism 8, the uterus lifting device can adapt to uterine lifting operation requirements of the uterus of different sizes, and in order to avoid that the silica gel sleeve 84 can not shift on the guide rod 6 or the extension sleeve 82 or can not play a good protection effect on the uterus friction during operation, the positioning convex point 9 is arranged, the relative stability of the silica gel sleeve 84 on the guide rod 6 or the extension sleeve 82 is favorably ensured, and the damage of a patient in the operation process is avoided, the safety of the device in use is improved.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. The utility model provides a uterine manipulator for peritoneoscope, includes female connecting rod (1), the tip fixed mounting of female connecting rod (1) has lantern ring (2), the one end fixed mounting that the lantern ring (2) was kept away from to female connecting rod (1) has connecting seat (5), the inner wall of female connecting rod (1) articulates there is male connecting rod (3), the one end fixed mounting that male connecting rod (3) is close to connecting seat (5) has elbow contact portion (4), guide arm (6) are installed in the inner wall rotation of connecting seat (5), its characterized in that: the inside of connecting seat (5) is provided with angle adjusting component (7), angle adjusting component (7) include:

the transmission sliding block (71), the inner wall of the connecting seat (5) is slidably provided with the transmission sliding block (71), and the side wall of the transmission sliding block (71) is fixedly connected with the right end of the transmission toothed bar (72);

the telescopic rod (73), the left end of the transmission toothed bar (72) is fixedly connected with the end part of the telescopic rod (73), the inner wall of one side of the connecting seat (5) far away from the female connecting rod (1) is fixedly connected with a storage cylinder (74), and the left end of the transmission toothed bar (72) is fixedly connected with the end part of a reset spring (75);

the guide rod (6) penetrates through the transmission gear (76), the transmission gear (76) is fixedly connected with the guide rod (6), and guide protruding points (77) are fixedly arranged on the side wall of the transmission sliding block (71).

2. A uterine manipulator for laparoscopy according to claim 1, characterized in that: the tail end of the elbow contact part (4) is arranged in a zigzag shape, and a layer of silica gel layer is arranged at the tail end of the elbow contact part (4).

3. A uterine manipulator for laparoscopy according to claim 1, characterized in that: the inside of the connecting seat (5) is provided with a groove with the width matched with the width of the transmission sliding block (71).

4. A uterine manipulator for laparoscopy according to claim 1, characterized in that: guide convex points (77) are arranged on the outer walls of the left side and the right side of the transmission sliding block (71), a sliding groove matched with the guide convex points (77) is formed in the inner surface of the groove of the connecting seat (5), and the inclination direction of the sliding groove is the same as that of the transmission toothed bar (72).

5. A uterine manipulator for laparoscopy according to claim 1, characterized in that: two transmission gears (76) corresponding to the two groups of guide rods (6) are respectively arranged at the left side and the right side of the transmission toothed bar (72).

6. A uterine manipulator for laparoscopy according to claim 1, characterized in that: the thickness of the transmission gear (76) is matched with the depth of a groove formed in the connecting seat (5), and the insection formed in the side wall of the transmission toothed bar (72) is in a vertical state.

7. A uterine manipulator for laparoscopy according to claim 1, characterized in that: the inside of guide arm (6) is provided with extending mechanism (8), extending mechanism (8) are including electric putter (81), the tip of inner wall fixedly connected with electric putter (81) of guide arm (6), the other end fixedly connected with extension sleeve (82) of electric putter (81), extension sleeve (82) keep away from the one end outer wall fixed mounting of electric putter (81) has uterus tray (83), cup joint silica gel cover (84) on the arc outer wall of guide arm (6), the top fixed mounting of silica gel cover (84) has seal cover (85).

8. A uterine manipulator for laparoscopes according to claim 7, characterized in that: the sealing sleeve (85) is arranged in a conical shape.

9. A uterine manipulator for laparoscopes according to claim 7, characterized in that: the arc inner wall of the silica gel sleeve (84) is provided with positioning protruding points (9), the number of the positioning protruding points (9) is provided with a plurality of groups, and the positioning protruding points (9) of the groups are uniformly distributed on the arc inner wall of the silica gel sleeve (84) in a circumferential array mode.