Uterine myoma taking-out device for obstetrical and gynecological operation

Abstract

The utility model provides a hysteromyoma extraction device for gynaecology and obstetrics operation, which belongs to the technical field of medical instruments and comprises grasping forceps, an excision knife tube, a puncture cannula, a protective sleeve and an electric handle, the non-driving end of the electric handle is connected with the puncture cannula, the driving end of the electric handle is connected with the excision knife tube, the puncture cannula is sleeved on the outer side of the excision knife tube, and the protective sleeve is sleeved on the outer side of the puncture cannula. The grasping end of the grasping forceps penetrates through a pipe of the cutting knife pipe, the grasping end of the grasping forceps is sleeved with the protective sleeve, the grasping forceps comprise a forceps head, a forceps pipe, a spring handle, a supporting body and a one-way switch piece, the two ends of the forceps pipe are connected with the forceps head and the spring handle respectively, the spring handle controls opening and closing of the forceps head through a pull rod, and the supporting body and the one-way switch piece are connected into the forceps pipe. The supporting body is connected with the one-way switch piece, and a flushing connector is arranged on the forceps tube. When the grasping forceps enter the body of a patient, a buffering effect can be achieved, tissues around the uterus are prevented from being damaged, blood is effectively prevented from entering a forceps tube, and the grasping forceps are convenient to clean.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, especially in gynaecology and obstetrics operation with uterine fibroid take out device. BACKGROUND

[0002] Uterine fibroid is benign proliferation from uterine smooth muscle tissue, and is one of the most common benign tumors in female reproductive system, and among its treatment methods, surgical resection is a commonly used means.

[0003] Electric uterus resectoscope is a gynecological surgical instrument composed of multiple products, including resection knife tube, puncture sleeve and grabbing forceps, etc., which is used for hysterectomy in gynaecology and obstetrics in clinic. When the electric uterus resectoscope is used, the grabbing forceps and the resection knife tube are used to remove the uterine fibroid after resection, and after use, the electric uterus resectoscope needs to be cleaned. However, during the use of the grabbing forceps, the grabbing end of the grabbing forceps is immersed in the blood water of the uterus, and there is a gap between the forceps tube and the pull rod of the existing grabbing forceps, and the blood water and the broken tissue of the uterine fibroid will enter the forceps tube of the grabbing forceps, and due to the small gap, the grabbing forceps are difficult to clean. SUMMARY

[0004] Therefore, the utility model provides a gynaecology and obstetrics operation uterine fibroid take out device, which aims to solve the above problems.

[0005] The technical scheme of the utility model is as follows:

[0006] A uterine fibroid take out device for gynaecology and obstetrics operation, comprising grabbing forceps, resection knife tube, puncture sleeve, protective sleeve and electric handle, the non-driving end of the electric handle is connected with the puncture sleeve, the driving end of the electric handle is connected with the resection knife tube, the puncture sleeve is sleeved outside the cutting knife tube, the grabbing end of the grabbing forceps passes through the tube of the cutting knife tube, the protective sleeve is sleeved outside the grabbing end of the grabbing forceps, the grabbing forceps comprise forceps head, forceps tube, spring handle, support body and one-way switch part, the two ends of the forceps tube are connected with the forceps head and the spring handle respectively, the spring handle controls the forceps head to open or close through the pull rod, the support body and the one-way switch part are connected in the forceps tube, the support body is connected with the one-way switch part, the pull rod is slidingly connected with the support body and the one-way switch part, and the forceps tube is provided with a flushing connector.

[0007] Preferably, the support body comprises a support tube and a plurality of support strips, the support tube is connected in the forceps tube, the plurality of support strips are connected on the inner wall of the support tube at equal intervals in the circumferential direction, there are flushing channels between adjacent support strips, and the contact surface between the support strip and the pull rod is in arc shape.

[0008] Preferably, the one-way switch piece comprises a fixed seat and a plurality of one-way switch plates, the fixed seat is connected with the support body and the clamp tube, a through hole for the pull rod to pass through is arranged at the center of the fixed seat, a plurality of washing holes are equidistantly arranged on the circumference of the fixed seat, and the one-way switch plates are arranged in the washing holes and open to the side of the clamp head.

[0009] Preferably, the fixed seat comprises a fixed tube and a fixed plate, the fixed plate is fixed in the fixed tube, one end of the fixed tube is communicated with the support tube, and the fixed tube is connected in the clamp tube, and the through hole and the plurality of washing holes are arranged on the fixed plate.

[0010] Preferably, the one-way switch piece further comprises a sealing ring, and the sealing ring is arranged between the pull rod and the through hole.

[0011] Preferably, the clamp head comprises a movable clamp head and a fixed clamp head, the fixed clamp head is fixed on the clamp tube, and the movable clamp head is hinged to the fixed clamp head.

[0012] Preferably, the spring handle comprises a movable handle, a fixed handle and a rack, the fixed handle is connected with the clamp tube, the movable handle is hinged to the fixed handle, a spring sheet is connected between the movable handle and the fixed handle, one end of the rack is connected to the movable handle, and the rack is matched with the fixed handle.

[0013] Preferably, one end of the pull rod is connected with the movable handle, and the free end of the pull rod is connected with the movable clamp head.

[0014] Compared with the prior art, the device has the advantages that:

[0015] 1. The end of the pull rod and the clamp tube close to the clamp head is immersed in the blood water in the uterus, and there is a gap between the pull rod and the clamp tube, so that the blood water enters the clamp tube along the gap, and the one-way switch piece arranged in the clamp tube can prevent the blood water and the broken tissue of the uterine fibroids from being immersed to the side of the support body along the gap between the clamp tube and the pull rod, thereby reducing the contact area of the blood water with the pull rod and the clamp tube and effectively preventing the broken tissue of the uterine fibroids from being immersed in the gap between the clamp tube and the pull rod.

[0016] 2. The clamp tube is connected with the flushing connector, and after use, the water pipe is connected with the flushing connector, and the water flow enters the clamp tube, and the water flow flows to the left and right sides, the water flow flowing to the left side impacts and opens the one-way switch piece, the inner wall of the clamp tube and the pull rod in the clamp tube are flushed, the cleaning effect of the clamp is improved, and the cleaning is convenient.

[0017] 3. The clamp head is sleeved with a transparent protective sleeve, the tissue around the uterine fibroids is prevented from being damaged, the protective sleeve is a transparent medical protective sleeve, the protective sleeve is made of soft and elastic material, can play a buffering role when the grabbing end of the clamp enters the patient's body, and can keep the surgical field clear.

[0018] 4. The support body can stably support the pull rod to slide. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a front view structural schematic view of the myoma removal device for gynecological surgery.

[0020] Figure 2 It is a partial cross-sectional structural schematic view of the grab pincers.

[0021] Figure 3 It is a partial cross-sectional structural schematic view of the pincer tube.

[0022] Figure 4 It is a partial cross-sectional structural schematic view of the pincer tube. Figure 3 It is an enlarged mechanism schematic view of the local part A.

[0023] Figure 5 It is an enlarged mechanism schematic view of the local part B. Figure 3 It is an enlarged mechanism schematic view of the local part B.

[0024] In the figure, 1 is the grab pincers, 2 is the pincer head, 3 is the movable pincer head, 4 is the fixed pincer head, 5 is the pincer tube, 6 is the pull rod, 7 is the spring handle, 8 is the movable handle, 9 is the fixed handle, 10 is the rack, 11 is the spring sheet, 12 is the support body, 13 is the support tube, 14 is the support strip, 15 is the flushing channel, 16 is the one-way switch piece, 17 is the fixed seat, 18 is the one-way switch plate, 19 is the through hole, 20 is the flushing hole, 21 is the sealing ring, 22 is the flushing connector, 23 is the resection knife tube, 24 is the puncture sleeve, 25 is the protective sleeve, 26 is the electric handle, 27 is the non-driving end, 28 is the driving end, 29 is the switch button, 30 is the fixed tube, and 31 is the fixed plate. DETAILED DESCRIPTION

[0025] In order to better understand the technical content of the present utility model, the following specific embodiments are provided, and the present utility model is further explained in combination with the drawings.

[0026] EMBODIMENT

[0027] Referring to Figures 1 to 5The utility model provides a kind of hysteromyoma removal device for gynaecology and obstetrics surgery, including grab forceps 1, resection knife tube 23, puncture sleeve 24, protective sleeve 25 and electric handle 26, the non-drive end 27 of electric handle 26 is connected with puncture sleeve 24, the drive end 28 of electric handle 26 is connected with resection knife tube 23, can drive cutting knife tube rotation and cut hysteromyoma, electric handle 26 is prior art, here no longer repeat, the puncture sleeve 24 is set on the outside of cutting knife tube, the grabbing end of grab forceps 1 passes through the tube of cutting knife tube, the grabbing end outside of grab forceps 1 is set with protective sleeve 25, protective sleeve 25 protects the tissue around hysteromyoma from being damaged, protective sleeve 25 is transparent medical-grade protective sleeve 25, protective sleeve 25 is made of soft material with certain elasticity, can play buffering effect when the grabbing end of grab forceps 1 enters patient's body, clear surgical field is kept simultaneously, the grab forceps 1 includes pincer head 2, clamp tube 5, spring handle 7, support body 12 and one-way switch piece 16, two ends of clamp tube 5 are connected with pincer head 2 and spring handle 7 respectively, spring handle 7 controls pincer head 2 to open or close by pull rod 6, pincer head 2 can be opened and closed to grab hysteromyoma to facilitate resection, and hysteromyoma after resection can be removed, support body 12 and one-way switch piece 16 are connected in clamp tube 5, support body 12 is connected with one-way switch piece 16, pull rod 6 is slidably connected with support body 12 and one-way switch piece 16, flush joint 22 is equipped on clamp tube 5, support body 12 can support pull rod 6, so that pull rod 6 controls pincer head 2 to open and close stable sliding, one-way switch piece 16 is arranged in clamp tube 5, can avoid that blood in uterus and hysteromyoma broken tissue continue to immerse to support body 12 side along the gap between clamp tube 5 and pull rod 6, reduce the contact area of blood and pull rod 6 and clamp tube 5, effectively avoid hysteromyoma broken tissue to immerse the gap between clamp tube 5 and pull rod 6, and after use, flush joint 22 is connected with water pipe, water flow enters in clamp tube 5, water flow flows to left side respectively, flushes clamp tube 5, and water flow flowing to left side impacts and opens one-way switch piece 16, flushes the inner wall of clamp tube 5 and pull rod 6 in clamp tube 5.

[0028] Referring to Figure 4 And Figure 5 Support body 12 includes support tube 13 and several support strips 14, support tube 13 is connected in clamp tube 5, several support strips 14 are connected equidistantly on the inner wall of support tube 13 along circumference, uniformly support pull rod 6, so that pull rod 6 stably slides when controlling pincer head 2 to open and close, flush channel 15 is left between adjacent support strips 14, water flow can flow in clamp tube 5 through flush channel 15, and then flushes the inner wall of clamp tube 5 and pull rod 6 in clamp tube 5, the contact surface of support strip 14 and pull rod 6 is arc-shaped, matches with the outside surface of pull rod 6, effectively supports pull rod 6.

[0029] Referring to Figure 2、 3 , 4 and Figure 5 The one-way switch piece 16 includes a fixed seat 17 and a plurality of one-way switch plates 18. The fixed seat 17 is connected with the support body 12 and the clamp tube 5. A through hole 19 is arranged at the center of the fixed seat 17 for the pull rod 6 to pass through, so as to facilitate the connection of the pull rod 6 with the clamp head 2 and the spring handle 7. The one-way switch piece 16 further includes a sealing ring 21 arranged between the pull rod 6 and the through hole 19, which plays a sealing role and effectively avoids the penetration of blood water. A plurality of flushing holes 20 are equidistantly arranged along the circumference of the fixed seat 17. The flushing hole 20 is provided with a one-way switch plate 18 which is opened to the side of the clamp head 2. Under the action of the water flow flowing to the left side, the water flow impacts the one-way switch plate 18 to open the flushing hole 20, and the water flow flushes the clamp tube 5 and the pull rod 6. During flushing, the pull rod 6 can be completely flushed by pulling the pull rod 6 through the spring handle 7. The fixed seat 17 includes a fixed tube 30 and a fixed plate 31. The fixed plate 31 is fixed in the fixed tube 30. One end of the fixed tube 30 is in communication with the support tube 13. The fixed tube 30 is connected in the clamp tube 5. The through hole 19 and the plurality of flushing holes 20 are arranged on the fixed plate 31, that is, the through hole 19 is arranged at the center of the fixed plate 31, and the plurality of flushing holes 20 are equidistantly arranged along the circumference of the fixed plate 31.

[0030] The clamp head 2 includes a movable clamp head 3 and a fixed clamp head 4. The fixed clamp head 4 is fixed on the clamp tube 5. The movable clamp head 3 is hinged with the fixed clamp head 4. The spring handle 7 includes a movable handle 8, a fixed handle 9 and a rack 10. The fixed handle 9 is connected with the clamp tube 5. The movable handle 8 is hinged with the fixed handle 9. The movable handle 8 and the fixed handle 9 are connected with a spring sheet 11. One end of the rack 10 is connected with the movable handle 8. The rack 10 cooperates with the fixed handle 9. The bottom of the fixed handle 9 is provided with a protrusion which cooperates with the rack 10 to stabilize the opening angle of the clamp head 2. When the movable clamp head 3 needs to be reset, the tooth rod is pressed downward, the tooth rod is separated from the fixed handle 9, and the movable clamp head 3 is reset under the action of the spring sheet 11. One end of the pull rod 6 is connected with the movable handle 8. The free end of the pull rod 6 is connected with the movable clamp head 3. The movable handle 8 is pressed to control the rotation of the movable clamp head 3 through the pull rod 6, thereby realizing the control of the opening of the clamp head 2.

[0031] In use, the myoma to be removed is gripped by the gripper 1, the electric handle 26 drives the resection knife tube 23 to rotate to resect the gripped myoma, the end of the pull rod 6 and the gripper tube 5 close to the gripper head 2 is immersed in the blood water in the uterus, a gap exists between the pull rod 6 and the gripper tube 5, the blood water enters the gripper tube 5 along the gap, the one-way switch member 16 is arranged in the gripper tube 5, the blood water in the uterus and the broken myoma tissue can be prevented from continuing to immerse to the side of the support body 12 along the gap between the gripper tube 5 and the pull rod 6, the contact area of the blood water with the pull rod 6 and the gripper tube 5 is reduced, the broken myoma tissue is effectively prevented from immersing into the gap between the gripper tube 5 and the pull rod 6, and the support body 12 can stably support the pull rod 6 to slide; when the gripper 1 needs to be cleaned, the water pipe is connected to the flushing joint 22, the water flow enters the gripper tube 5, the water flow flows to the left and right sides, respectively, the water flow flowing to the left side impacts to open the one-way switch member 16, the inner wall of the gripper tube 5 and the pull rod 6 in the gripper tube 5 are flushed, the cleaning effect of the gripper 1 is improved, and the cleaning is more convenient.

[0032] The above merely describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A device for removing uterine fibroids in obstetric and gynecological surgery, characterized in that: The device includes a gripping forceps (1), a cutting blade tube (23), a puncture cannula (24), a protective sleeve (25), and an electric handle (26). The non-driving end (27) of the electric handle (26) is connected to the puncture cannula (24), and the driving end (28) of the electric handle (26) is connected to the cutting blade tube (23). The puncture cannula (24) is fitted over the outside of the cutting blade tube. The gripping end of the gripping forceps (1) passes through the inside of the cutting blade tube. The protective sleeve (25) is fitted over the outside of the gripping end of the gripping forceps (1). The gripping forceps (1) includes a head (2) and a tube (26). 5) Spring handle (7), support body (12) and one-way switch (16). The two ends of the clamp tube (5) are connected to the clamp head (2) and the spring handle (7) respectively. The spring handle (7) controls the clamp head (2) to open or close through the pull rod (6). The support body (12) and the one-way switch (16) are connected inside the clamp tube (5). The support body (12) is connected to the one-way switch (16). The pull rod (6) is slidably connected to the support body (12) and the one-way switch (16). The clamp tube (5) is provided with a flushing connector (22).

2. The uterine fibroid removal device for obstetric and gynecological surgery as described in claim 1, characterized in that: The support body (12) includes a support tube (13) and several support bars (14). The support tube (13) is connected inside the clamp tube (5). Several support bars (14) are equidistantly connected to the inner wall of the support tube (13) along the circumference. A flushing channel (15) is left between adjacent support bars (14). The contact surface between the support bar (14) and the pull rod (6) is arc-shaped.

3. The uterine fibroid removal device for obstetric and gynecological surgery as described in claim 1, characterized in that: The one-way switch (16) includes a fixed base (17) and several one-way switch plates (18). The fixed base (17) is connected to the support body (12) and the clamp tube (5). The fixed base (17) has a through hole (19) at the center for the pull rod (6) to pass through. The fixed base (17) has several flushing holes (20) equidistantly arranged in the circumferential direction. The flushing holes (20) are provided with one-way switch plates (18) that open toward the clamp head (2).

4. The uterine fibroid removal device for obstetric and gynecological surgery as described in claim 3, characterized in that: The fixing base (17) includes a fixing tube (30) and a fixing plate (31). The fixing plate (31) is fixed inside the fixing tube (30). One end of the fixing tube (30) is connected to the support tube (13). The fixing tube (30) is connected inside the clamp tube (5). The through hole (19) and several flushing holes (20) are all provided on the fixing plate (31).

5. The uterine fibroid removal device for obstetric and gynecological surgery as described in claim 3, characterized in that: The one-way switch (16) also includes a sealing ring (21), which is disposed between the pull rod (6) and the through hole (19).

6. The uterine fibroid removal device for obstetric and gynecological surgery as described in claim 1, characterized in that: The pliers head (2) includes a movable pliers head (3) and a fixed pliers head (4). The fixed pliers head (4) is fixed on the pliers tube (5), and the movable pliers head (3) and the fixed pliers head (4) are hinged together.

7. The uterine fibroid removal device for obstetric and gynecological surgery as described in claim 6, characterized in that: The spring handle (7) includes a movable handle (8), a fixed handle (9), and a rack (10). The fixed handle (9) is connected to the clamp tube (5). The movable handle (8) is hinged to the fixed handle (9). A spring plate (11) is connected between the movable handle (8) and the fixed handle (9). One end of the rack (10) is connected to the movable handle (8), and the rack (10) cooperates with the fixed handle (9).

8. The uterine fibroid removal device for obstetric and gynecological surgery as described in claim 7, characterized in that: One end of the pull rod (6) is connected to the movable handle (8), and the free end of the pull rod (6) is connected to the movable clamp head (3).

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