CN218572270U - Uterine manipulator - Google Patents

Abstract

The utility model discloses a uterine manipulator, it is including expanding the stick subassembly, the hand (hold) subassembly with lift the palace cup, the expanding stick subassembly includes the barred body, hand (hold) subassembly cover is located on the barred body lateral wall, barred body and hand (hold) subassembly swing joint, hand (hold) subassembly one is served and is equipped with fixation nut one, fixation nut one and hand (hold) subassembly threaded connection, it locates on the hand (hold) subassembly other end and can dismantle with the hand (hold) subassembly and be connected to lift the palace cup, the barred body endotheca is equipped with the guide bar, guide bar and barred body swing joint, barred body one end is equipped with fixation nut two, fixation nut two and barred body threaded connection, the barred body other end is equipped with joint Assembly, joint Assembly is located the barred body and can dismantle with barred body fixed connection, the barred body can dismantle through joint Assembly and be connected with the hob, guide bar one end is located outside the one end of barred body, the guide bar other end runs through the barred body in proper order, be located outside the other end of barred body behind joint Assembly and the hob. The utility model has the advantages that: other normal tissues of the human body are not easy to be damaged.

Description

Uterine manipulator

Technical Field

The utility model relates to the technical field of uterus lifting devices, in particular to a uterus lifting device.

Background

The uterus lifter is used for a device for a complete cutting or a sub-complete cutting operation of a uterus and comprises a central guide rod, a cervix fixer, a fornix cup and the like, and is used for laparoscope-assisted transvaginal hysterectomy, laparoscopic total hysterectomy, laparoscopic salpingdyeing and fluid infusion examination and various laparoscopic operation processes to cooperatively position the uterus, wherein the cup type uterus lifter is one of the uterus lifters.

Chinese patent publication No. CN209091572U, whose publication date is 2019, 7 and 12, discloses a cup-type uterine lifter, which comprises a uterine lifter, and comprises a uterine lifter head, wherein a measuring rod is buckled at the right side end of the uterine lifter head, a myoma drill is arranged on the right side of the measuring rod, a uterine myoma drill is movably connected to the right side of the uterine myoma drill, a uterine myoma drill fixing nut is sleeved on the surface of the uterine myoma drill fixing rod, a uterine lifting cup is sleeved on the surface of the uterine lifting rod and positioned on the right side of the uterine myoma drill fixing nut, a uterine lifting cup connector is movably connected to the right side of the uterine lifting cup, the inner wall of the uterine lifting cup connector is connected with the surface of the uterine lifting rod in a sliding manner, a uterine lifting cup positioner is connected to the right side of the uterine lifting cup connector in a sliding manner, a straight rod lifting frame is slidably connected to the inside of the uterine lifting cup positioner, lift the left side of palace frame straight-bar and lift palace pole swing joint, the surface cover of lifting the palace frame straight-bar is equipped with lifts the palace cup and pieces together the cap, lift palace cup connector and lift palace cup locator and be located the inside of lifting the palace cup and piecing together the cap, the top of lifting the palace frame straight-bar is provided with lifts palace frame horizontal pole, the bottom of lifting the palace frame horizontal pole is run through and is lifted palace frame straight-bar and extend to the outside fixedly connected with of lifting the palace frame horizontal pole and lift palace frame horizontal pole block, the top swing joint of lifting the palace frame horizontal pole has lift palace pole fixer, the inside threaded connection of lifting the palace frame horizontal pole has the fixed screw, the right side of lifting the palace frame straight-bar is provided with the measuring pole fixer, the right-hand member of measuring pole runs through the myomata in proper order and bores, lifts palace pole, lifts palace frame straight-bar and measuring pole fixer and extends to the outside of measuring pole fixer.

According to the above patent, the myoma bores (being equivalent to the utility model provides a hob) bores fixation nut through the myoma that lifts the socket of palace pole surface and realizes and lift the connection of palace pole, because the myoma bores fixation nut and cup joints in the surface of lifting the palace pole for the myoma bores fixation nut and outstanding in the surface of lifting the palace pole, leads to other normal tissues of human body to receive the destruction easily in operation process, increases patient's misery, and is unfavorable for the quick recovery of wound.

SUMMERY OF THE UTILITY MODEL

The utility model provides a uterus lifting device which is not easy to lead other normal tissues of human body to be destroyed in order to overcome the defect that other normal tissues of human body are easily damaged in the operation process of the uterus lifting device in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a uterus lifter, it includes expansion stick subassembly, hand (hold) subassembly and lifts the palace cup, the expansion stick subassembly includes the barred body, hand (hold) subassembly cover is located on the lateral wall of barred body, barred body and hand (hold) subassembly swing joint, one of hand (hold) subassembly is served and is equipped with the fixation nut who is used for fixed barred body one, fixation nut one and hand (hold) subassembly threaded connection, it locates on the other end lateral wall of hand (hold) subassembly and can dismantle with the hand (hold) subassembly to lift the palace glass holder and be connected, the internal cover of barred body is equipped with the guide rod, guide rod and barred body swing joint, the one end of barred body is equipped with fixation nut two that is used for fixed guide rod, fixation nut two and the lateral wall threaded connection of barred body, the other end of barred body is equipped with joint assembly, joint assembly is located the barred body and can dismantle with barred body fixed connection, the barred body can dismantle through joint assembly and be connected with the hob, the one end of guide rod is located outside the one end of barred body, the guide rod runs through the other end of guide rod in proper order and runs through barred body, the other end that is located the barred body behind barred body, joint assembly.

The expansion stick subassembly includes the barred body, the lateral wall of barred body is located to hand (hold) subassembly cover, barred body and hand (hold) subassembly swing joint, one of hand (hold) subassembly is served and is equipped with the fixation nut who is used for fixed barred body one, fixation nut one and hand (hold) subassembly threaded connection, it locates on the other end lateral wall of hand (hold) subassembly and can dismantle with the hand (hold) subassembly to lift the palace glass cover and be connected, the barred body endotheca is equipped with the guide bar, guide bar and barred body swing joint, the one end of barred body is equipped with the fixation nut two that is used for fixed guide bar, the lateral wall threaded connection of fixation nut two and barred body, the other end of barred body is equipped with joint Assembly, joint Assembly is located the barred body and can dismantle through joint Assembly with barred body fixed connection, the barred body is connected with the hob through joint Assembly, the one end of guide bar is located outside the one end of barred body, the other end of guide bar runs through barred body, joint Assembly and hob in proper order and is located outside the other end of barred body. The surface of the guide rod is smooth, the edges of two ends of the guide rod are provided with round corners, the safety protection performance on human tissues is favorably improved, the guide rod is in sliding connection with the rod body, medical staff can jack up the uterus of a human body by moving the guide rod and can fix the uterus by the fixing nut II, the guide rod is favorably positioned, the guide rod is prevented from moving randomly, and the efficiency of surgical operation is improved; the hob can be dismantled with the barred body through the joint Assembly that is located the barred body inside and be connected, is favorable to guaranteeing the smoothness and the roughness on barred body surface, has reached the purpose that is difficult for leading to other normal tissues of human body to receive destruction, and the security performance is high, and the hob can be dismantled with the barred body simultaneously and be connected, is favorable to medical staff to change the hob or other parts of different models according to the size in different patients uterus, if lift the palace head, does benefit to and improves the practicality.

Preferably, the bar body comprises a first sleeve and a first handle rod, a first through hole matched with the guide rod is formed in the center of the first handle rod, so that the guide rod can conveniently penetrate through the first handle rod through the first through hole, the first through hole is communicated with the inside of the first sleeve, a first threaded hole communicated with the first through hole is formed in one end side wall of the first handle rod, a second fixing nut is in threaded connection with the first threaded hole, one end of the first sleeve is fixedly connected with the other end of the first handle rod through laser welding, the joint assembly is located at the other end of the first sleeve, and the joint assembly is fixedly connected with the inner side wall of the first sleeve through argon arc welding. After the position of the guide rod is adjusted by medical staff, the second fixing nut is screwed down, so that the end part of the second fixing nut acts on the guide rod, and the effect of fixing the guide rod is achieved.

Preferably, the outer diameter of the first sleeve is the same as that of the handle rod. The surface smoothness and the flatness of the whole rod body can be guaranteed, the normal tissue of a human body can be well protected, the relative sliding or the rotation of the rod body relative to the handle assembly can be conveniently realized, and the flexible operation in the operation process can be conveniently realized.

Preferably, the handle rod is provided with a locking area corresponding to the first fixing nut, the locking area is located on the outer side wall of one end, provided with the first threaded hole, of the handle rod, the locking area is located between the first threaded hole and the connector assembly, the locking area is in a closed annular shape, and the locking area is provided with convex patterns which are uniformly distributed. Under the drive of medical staff's operation, because the barred body drives the hob and can produce in utero and rotate or remove, so the shape of locking zone is closed ring form, is favorable to the barred body through adjusting the back, and fixation nut can act on the burr all the time after screwing up, does benefit to the fixed effect that further improves the barred body.

Preferably, the joint assembly includes gland nut and connects the body, gland nut's one end lateral wall and the inside wall of sleeve pipe one are connected, gland nut's the other end and connecting body threaded connection, the one end and the gland nut sealing connection who connects the body, the other end and the hob threaded connection who connects the body, the hob is located sleeve pipe one outside, it welds fixed connection through argon arc with the inside wall of sleeve pipe one to connect the body, gland nut's center and the center that connects the body all are equipped with guide bar assorted through-hole two, the other end of guide bar runs through behind through-hole one, sleeve pipe one, through-hole two and the hob in proper order and is located the other end of barred body outside. The connector body is in threaded connection with the compression nut firstly and then is fixedly connected with the inner side wall of the first sleeve through argon arc welding, and coaxiality of the connector body and the compression nut is guaranteed, so that the second through hole on the compression nut is aligned with the second through hole on the connector body, and a guide rod can penetrate through the second through hole.

Preferably, an end face of one end of the joint body in threaded connection with the screw rod and an end face of the first sleeve are on the same plane. So that when the screw rod is in threaded connection with the first sleeve through the joint body, the end face of the screw rod is in close contact with the end face of the first sleeve, the length of the threaded part of the screw rod is shortened, and materials are saved.

Preferably, the handle component comprises a first sleeve and a second sleeve which are matched with the first sleeve and the handle rod respectively, the two sleeves are respectively sleeved on the outer side wall of the first sleeve and the outer side wall of the handle rod, the first sleeve and the handle rod are movably connected with the inner side wall of the second sleeve, the length of the second sleeve is smaller than the sum of the lengths of the first sleeve and the handle rod, so that medical staff can conveniently adjust the position of the spiral rod relative to the uterine lifting cup by moving the rod body, the second fixing nut is positioned outside the two sleeves, a tube seat is sleeved on the outer side wall of one end of the second sleeve, the tube seat is fixedly connected with the second sleeve through laser welding, a second threaded hole matched with the first fixing nut is formed in the end part of the tube seat, and the second threaded hole is communicated with the inside of the second sleeve. Medical staff rotates or pulls the rod body to drive the screw rod to transfer into the uterus from the uterine orifice, slightly pulls the uterus to pull the uterus into the uterine lifting cup, and the rod body can be adjusted to be acted on the surface of the rod body through screwing the fixing nut one, so that the rod body is fixed, the operation is convenient and fast, and under the visual field of the laparoscope, the medical staff can clearly see the intrauterine focus condition and the blood vessel distribution condition.

As preferred, the cover is equipped with on the other end lateral wall of sleeve pipe two and inlays the cover, the inside wall of inlaying the cover and the lateral wall fixed connection of sleeve pipe two, the bottom of lifting the palace cup is equipped with the screwed pipe rather than inside being linked together, it locates on the lateral wall of sleeve pipe two through the screwed pipe cover to lift the palace cup, the one end of screwed pipe and the bottom fixed connection who lifts the palace cup, the other end edge of screwed pipe is equipped with a plurality of stoppers, stopper and screwed pipe fixed connection, inlay and be equipped with a plurality of and stopper assorted spacing groove on the cover, the cover is equipped with the block with screwed pipe threaded connection on the lateral wall of sleeve pipe two, the block is located and inlays between cover and the tube socket, block and two swing joint of sleeve pipe. When the uterine lifting cup is installed, medical staff firstly sleeve the uterine lifting cup on the outer side wall of the second sleeve through the threaded pipe, then insert a plurality of limiting blocks into the corresponding limiting grooves, so that the uterine lifting cup is initially positioned, the uterine lifting cup is prevented from rotating, then the cap and the threaded pipe are screwed, and finally the uterine lifting cup is positioned, so that the stability of the uterine lifting cup during operation is improved, and the safety performance is improved; simultaneously, lift the installation of palace cup and dismantle convenient and fast, according to the size of different uteruses, medical staff can select the palace cup of lifting of different models to replace, does benefit to and improves the practicality.

Preferably, one end of the screw rod is a conical screw head, so that the screw head can rotate from the uterine orifice to the uterus to play a good guiding role, the other end of the screw rod is detachably connected with the rod body and is provided with a pressurizing hole, and the pressurizing hole is positioned on the side wall of the screw rod. After medical staff threaded connection the hob with the barred body, rethread forcing rod runs through the pressurization hole and toward one side rotatory for the hob is more firm with being connected of barred body, improves the connection stability who lifts the palace ware, thereby does benefit to and improves the security performance.

The utility model has the advantages that: the safety protection performance to human tissues is improved; the positioning of the guide rod is facilitated, the guide rod is prevented from moving randomly, and the efficiency of the operation is improved; the smoothness and the flatness of the surface of the rod body can be guaranteed, and the aim of preventing other normal tissues of a human body from being damaged is fulfilled; the screw rod is detachably connected with the rod body, so that medical staff can replace screw rods or other components with different types according to the sizes of the uteruses of different patients, and the practicability is improved; flexible operation of the surgical process is facilitated; the fixing effect of the rod body is further improved; the connector body is in threaded connection with the compression nut and then is fixedly connected with the inner side wall of the sleeve I, so that the coaxiality of the connector body and the compression nut is guaranteed, the through hole II in the compression nut is aligned with the through hole II in the connector body, and a guide rod can penetrate through the through holes; when the screw rod is in threaded connection with the first sleeve through the joint body, the end face of the screw rod is in close contact with the end face of the first sleeve, and meanwhile, the length of the threaded part of the screw rod is favorably shortened, and materials are saved; the operation is convenient and quick; the stability of the uterine lifting cup is improved during operation, and the safety performance is improved; meanwhile, the uterus lifting cup is convenient and quick to mount and dismount, and medical staff can select different types of uterus lifting cups to replace the uterus lifting cups according to the sizes of different uteruses, so that the practicability is improved; the connecting stability of the uterine manipulator is improved, thereby being beneficial to improving the safety performance.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 2;

FIG. 4 is a schematic structural view of the expansion rod assembly;

FIG. 5 is a cross-sectional view of C-C of FIG. 4;

FIG. 6 is a schematic structural view of the handle assembly;

FIG. 7 is a cross-sectional view D-D of FIG. 6;

FIG. 8 is a cross-sectional view B-B of FIG. 2;

FIG. 9 is a schematic structural view of a second sleeve;

fig. 10 is a schematic structural view of a uterine cavity lifting cup.

In the figure: 1. the novel uterine cavity dilator comprises an expansion rod assembly, a handle assembly, a uterine lifting cup assembly, a guide rod assembly, a rod body assembly, a fixing nut I, a fixing nut II, a connector assembly 8, a sleeve I, a handle rod assembly 10, a through hole I, a threaded hole I, a locking area 13, a compression nut 14, a connector body 15, a spiral rod 16, a through hole II, a sleeve II, a pipe seat 19, a threaded hole II, an embedding sleeve 21, a threaded pipe 22, a limiting block 23, a limiting groove 24, a cover cap 25, a spiral head 26 and a pressurizing hole 27.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

In the embodiment shown in fig. 1 and fig. 2, a uterine manipulator includes an dilating rod assembly 1, a handle assembly 2 and a uterine manipulator cup 3, the dilating rod assembly 1 includes a rod 5, the handle assembly 2 is sleeved on the outer side wall of the rod 5, the rod 5 is movably connected with the handle assembly 2, one end of the handle assembly 2 is provided with a first fixing nut 6 for fixing the rod 5, the first fixing nut 6 is in threaded connection with the handle assembly 2, the uterine manipulator cup 3 is sleeved on the outer side wall of the other end of the handle assembly 2 and is detachably connected with the handle assembly 2, the rod 5 is internally sleeved with a guide rod 4, the guide rod 4 is movably connected with the rod 5, one end of the rod 5 is provided with a second fixing nut 7 for fixing the guide rod 4, the second fixing nut 7 is in threaded connection with the side wall of the rod 5, the other end of the rod 5 is provided with a joint assembly 8, the joint assembly 8 is located in the rod 5 and is fixedly connected with the rod 5, the rod 5 is detachably connected with a spiral rod 16 through the joint assembly 8, one end of the guide rod 4 is located outside one end of the rod 5, the other end of the guide rod 4 is located outside the rod 5, the other end of the guide rod 4 sequentially penetrates through the rod and the joint assembly 16 and the rod 5, and the joint assembly 5 and the rod 5.

As shown in fig. 3, 4 and 5, the rod 5 includes a first sleeve 9 and a handle rod 10, a first through hole 11 matched with the guide rod 4 is formed in the center of the handle rod 10, the first through hole 11 is communicated with the inside of the first sleeve 9, a first threaded hole 12 communicated with the first through hole 11 is formed in one end side wall of the handle rod 10, a second fixing nut 7 is in threaded connection with the first threaded hole 12, one end of the first sleeve 9 is fixedly connected with the other end of the handle rod 10 through laser welding, a joint component 8 is located in the other end of the first sleeve 9, and the joint component 8 is fixedly connected with the inner side wall of the first sleeve 9 through argon arc welding. The outer diameter of the first sleeve 9 is the same as that of the handle rod 10.

As shown in fig. 4, a locking area 13 corresponding to the first fixing nut 6 is arranged on the handle rod 10, the locking area 13 is located on an outer side wall of one end of the handle rod 10, where the first threaded hole 12 is formed, the locking area 13 is located between the first threaded hole 12 and the joint assembly 8, the locking area 13 is in a closed annular shape, and the locking area 13 is provided with uniformly distributed convex patterns.

As shown in fig. 3 and 5, the joint assembly 8 includes a compression nut 14 and a joint body 15, an outer side wall of one end of the compression nut 14 is connected with an inner side wall of the first sleeve 9, the other end of the compression nut 14 is connected with the joint body 15 in a threaded manner, one end of the joint body 15 is connected with the compression nut 14 in a sealing manner, the other end of the joint body 15 is connected with a screw rod 16 in a threaded manner, the screw rod 16 is located outside the first sleeve 9, the joint body 15 is fixedly connected with the inner side wall of the first sleeve 9 through argon arc welding, a second through hole 17 matched with the guide rod 4 is formed in the center of the compression nut 14 and the center of the joint body 15, and the other end of the guide rod 4 sequentially penetrates through the first through hole 11, the first sleeve 9, the second through hole 17 and the screw rod 16 and then is located outside the other end of the rod 5. The end face of one end of the joint body 15 in threaded connection with the screw rod 16 is on the same plane with the end face of the first sleeve 9.

As shown in fig. 3, 6, 7 and 8, the handle assembly 2 includes a second sleeve 18 respectively matched with the first sleeve 9 and the handle rod 10, the second sleeve 18 is respectively sleeved on the outer side wall of the first sleeve 9 and the outer side wall of the handle rod 10, both the first sleeve 9 and the handle rod 10 are movably connected with the inner side wall of the second sleeve 18, the length of the second sleeve 18 is smaller than the sum of the lengths of the first sleeve 9 and the handle rod 10, the second fixing nut 7 is located outside the second sleeve 18, a tube seat 19 is sleeved on the outer side wall of one end of the second sleeve 18, the tube seat 19 is fixedly connected with the second sleeve 18 through laser welding, a second threaded hole 20 matched with the first fixing nut 6 is arranged at the end of the tube seat 19, and the second threaded hole 20 is communicated with the inside of the second sleeve 18.

As shown in fig. 9 and 10, the outer side wall of the other end of the second sleeve 18 is sleeved with an inlay sleeve 21, the inner side wall of the inlay sleeve 21 is fixedly connected with the outer side wall of the second sleeve 18, the bottom of the uterine lifting cup 3 is provided with a threaded pipe 22 communicated with the inside of the uterine lifting cup, the uterine lifting cup 3 is sleeved on the outer side wall of the second sleeve 18 through the threaded pipe 22, one end of the threaded pipe 22 is fixedly connected with the bottom of the uterine lifting cup 3, the other end edge of the threaded pipe 22 is provided with a plurality of limiting blocks 23, the limiting blocks 23 are fixedly connected with the threaded pipe 22, the inlay sleeve 21 is provided with a plurality of limiting grooves 24 matched with the limiting blocks 23, the outer side wall of the second sleeve 18 is sleeved with a cap 25 in threaded connection with the threaded pipe 22, the cap 25 is located between the inlay sleeve 21 and the pipe seat 19, and the cap 25 is movably connected with the second sleeve 18.

As shown in fig. 1, 2, 3, 4 and 5, one end of the screw rod 16 is a conical screw head 26, and the other end of the screw rod 16 is detachably connected to the rod 5 and is provided with a pressurizing hole 27, and the pressurizing hole 27 is located on the side wall of the screw rod 16.

Because connect body 15 and gland nut 14 to carry out threaded connection earlier then through argon arc welding with the inside wall fixed connection of sleeve pipe one 9, so be favorable to guaranteeing to connect the axiality of body 15 and gland nut 14 to be convenient for through-hole two 17 on the gland nut 14 and connect the through-hole two 17 on the body 15 and align, do benefit to guide pole 4 and pass. The hob 16 can be dismantled with barred body 5 through the joint body 15 that is located barred body 5 inside and be connected, is favorable to guaranteeing smoothness and the roughness on barred body 5 surface, has reached and has been difficult for leading to other normal tissues of human body to receive the mesh of destruction, and the security performance is high, and the hob 16 can be dismantled with barred body 5 simultaneously and be connected, is favorable to medical staff to change the hob 16 or other parts of different models according to the size of different patient uteruses, if lift the palace head, does benefit to and improves the practicality.

When in operation, the medical staff rotates or pulls the rod body 5 to drive the screw rod 16 to transfer into the uterus from the uterine orifice, slightly pulls the uterus to pull the uterus into the uterine lifting cup, and the rod body 5 can be adjusted to enable the first fixing nut 6 to act on the surface of the rod body 5 by screwing the first fixing nut 6 so as to fix the rod body 5, so that the operation is convenient and fast; then, the medical staff jacks up the uterus of the human body by moving the guide rod 4 and fixes the uterus by the second fixing nut 7, so that the end part of the second fixing nut 7 acts on the guide rod 4, the positioning of the guide rod 4 is facilitated, and the random movement of the guide rod 4 is prevented; under the visual field of the laparoscope, medical staff can see the focus condition and the blood vessel distribution condition in the uterus clearly.

Claims (9)

1. The utility model provides a uterus lifter, characterized by, includes expansion stick subassembly (1), hand (hold) subassembly (2) and lifts palace cup (3), expansion stick subassembly (1) includes barred body (5), hand (hold) subassembly (2) cover is located on the lateral wall of barred body (5), barred body (5) and hand (hold) subassembly (2) swing joint, one of hand (hold) subassembly (2) is served and is equipped with fixation nut (6) that are used for fixed barred body (5), fixation nut (6) and hand (hold) subassembly (2) threaded connection, lift palace cup (3) cover and locate on the other end lateral wall of hand (hold) subassembly (2) and can dismantle with hand (hold) subassembly (2) and be connected, barred body (5) endotheca is equipped with guide rod (4), guide rod (4) and barred body (5) swing joint, the one end of barred body (5) is equipped with fixation nut two (7) that are used for fixed guide rod (4), the lateral wall threaded connection of two (7) of fixation nut and barred body (5), the other end of the barred body (5) is equipped with connect subassembly (8), the one end is located guide rod (5) and can dismantle through guide rod (8) subassembly (5) and stick body (5) outer joint (8), the other end of the guide rod (4) penetrates through the rod body (5), the joint component (8) and the spiral rod (16) in sequence and then is positioned outside the other end of the rod body (5).

2. The uterine manipulator according to claim 1, wherein the rod body (5) comprises a first sleeve (9) and a handle rod (10), a first through hole (11) matched with the guide rod (4) is formed in the center of the handle rod (10), the first through hole (11) is communicated with the interior of the first sleeve (9), a first threaded hole (12) communicated with the first through hole (11) is formed in the side wall of one end of the handle rod (10), a second fixing nut (7) is in threaded connection with the first threaded hole (12), one end of the first sleeve (9) is fixedly connected with the other end of the handle rod (10) through laser welding, the joint component (8) is located in the other end of the first sleeve (9), and the joint component (8) is fixedly connected with the inner side wall of the first sleeve (9) through argon arc welding.

3. A uterine elevator according to claim 2, characterized in that the outer diameter of the first sleeve (9) is the same as the outer diameter of the handle rod (10).

4. The uterine manipulator according to claim 2, wherein the handle rod (10) is provided with a locking area (13) corresponding to the first fixing nut (6), the locking area (13) is arranged on the outer side wall of one end of the handle rod (10) provided with a first threaded hole (12), the locking area (13) is arranged between the first threaded hole (12) and the joint component (8), the locking area (13) is in a closed annular shape, and the locking area (13) is provided with uniformly distributed convex patterns.

5. The uterine manipulator as claimed in claim 2, 3 or 4, wherein the joint assembly (8) comprises a compression nut (14) and a joint body (15), the outer side wall of one end of the compression nut (14) is connected with the inner side wall of the first sleeve (9), the other end of the compression nut (14) is in threaded connection with the joint body (15), one end of the joint body (15) is in sealed connection with the compression nut (14), the other end of the joint body (15) is in threaded connection with a screw rod (16), the screw rod (16) is located outside the first sleeve (9), the joint body (15) is fixedly connected with the inner side wall of the first sleeve (9) through argon arc welding, the center of the compression nut (14) and the center of the joint body (15) are provided with a second through hole (17) matched with the guide rod (4), and the other end of the guide rod (4) sequentially penetrates through the first through hole (11), the first sleeve (9), the second through hole (17) and the screw rod (16) and then is located outside the other end of the rod (5).

6. A uterine manipulator according to claim 5, wherein the end face of the joint body (15) screwed with the screw rod (16) is flush with the end face of the first sleeve (9).

7. The uterine manipulator according to claim 2, wherein the handle assembly (2) comprises a second sleeve (18) which is respectively matched with the first sleeve (9) and the handle rod (10), the second sleeve (18) is respectively sleeved on the outer side wall of the first sleeve (9) and the outer side wall of the handle rod (10), the first sleeve (9) and the handle rod (10) are movably connected with the inner side wall of the second sleeve (18), the length of the second sleeve (18) is smaller than the sum of the lengths of the first sleeve (9) and the handle rod (10), the second fixing nut (7) is positioned outside the second sleeve (18), a tube seat (19) is sleeved on the outer side wall of one end of the second sleeve (18), the tube seat (19) is fixedly connected with the second sleeve (18) through laser welding, a second threaded hole (20) which is matched with the first fixing nut (6) is arranged at the end part of the tube seat (19), and the second threaded hole (20) is communicated with the interior of the second sleeve (18).

8. The uterine manipulator according to claim 7, wherein the other end of the second sleeve (18) is sleeved with an inlay sleeve (21), the inner side wall of the inlay sleeve (21) is fixedly connected with the outer side wall of the second sleeve (18), the bottom of the uterine lifting cup (3) is provided with a threaded pipe (22) communicated with the inside of the uterine lifting cup, the uterine lifting cup (3) is sleeved on the outer side wall of the second sleeve (18) through the threaded pipe (22), one end of the threaded pipe (22) is fixedly connected with the bottom of the uterine lifting cup (3), the other end edge of the threaded pipe (22) is provided with a plurality of limit blocks (23), the limit blocks (23) are fixedly connected with the threaded pipe (22), the inlay sleeve (21) is provided with a plurality of limit grooves (24) matched with the limit blocks (23), the outer side wall of the second sleeve (18) is sleeved with a cap (25) in threaded connection with the threaded pipe (22), the cap (25) is positioned between the inlay sleeve (21) and the tube seat (19), and the cap (25) is movably connected with the second sleeve (18).

9. A uterine manipulator according to claim 1 or 2 or 3 or 4 or 7 or 8, wherein one end of the screw rod (16) is a conical screw head (26), the other end of the screw rod (16) is detachably connected with the rod body (5) and is provided with a pressurizing hole (27), and the pressurizing hole (27) is positioned on the side wall of the screw rod (16).

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