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CN-122005182-A - Assembly type disposable endoscopic imaging anti-falling suture fixing device for intrauterine device

CN122005182ACN 122005182 ACN122005182 ACN 122005182ACN-122005182-A

Abstract

The invention relates to the technical field of intrauterine device suturing, in particular to an anti-falling suture fixing device of an assembled disposable endoscopic imaging intrauterine device, which comprises a handle, an external assembly, a power assembly and a disposable assembly, wherein the external assembly is arranged on the outer side of the handle, the power assembly is arranged in the handle and comprises a knob and a push block, and the disposable assembly is arranged on the side wall of the handle and comprises a distal tip and a catheter module. The invention adopts a split type fast-assembling structure, can be locked and butted quickly, can be replaced after being used up, effectively avoids cross infection, adopts the nickel-titanium alloy memory suture needle as a core, is in a straight line in the limiting cylinder, restores J-shaped bending outside the limiting cylinder, forms an accurate semicircular puncture channel, is matched with a physical depth limiting design, is safe and controllable in puncture depth, is matched with a PEEK lock catch structure, is matched with a wire-pulling hook to automatically catch and reset, realizes integrated operations of puncture, wire-catching and locking continuously twice, replaces the traditional manual knotting, is fixed firmly, resists uterine contraction fatigue and is not loosened for a long time.

Inventors

  • QIN YANG

Assignees

  • 苏州臻速医疗科技有限公司

Dates

Publication Date
20260512
Application Date
20260318

Claims (8)

  1. 1. An anti-falling suture fixing device of an assembled disposable endoscopic imaging intrauterine device is characterized by comprising a handle (1); The external assembly is arranged at the outer side of the handle (1); The power assembly is arranged in the handle (1) and comprises a knob (131) and a pushing block (132); The disposable assembly is arranged on the side wall of the handle (1) and comprises a distal tip (21) and a catheter module (211), wherein the distal tip (21) and the catheter module (211) are fixedly connected, an observation tube (212), a supporting ring (213), a supporting tube (22) and two runner tubes (214) are fixedly arranged in the disposable assembly, the two runner tubes (214) are symmetrically distributed on two sides of the observation tube (212) and the supporting tube (22), the observation tube (212) is positioned above the supporting tube (22), and the supporting ring (213) is fixedly sleeved on the outer side of the supporting tube (22); The suture assembly is arranged in the support cylinder (22) and comprises a suture needle (23), a suture thread (231) and a peek lock catch (232), the suture thread (231) and the peek lock catch (232) are in one-to-one correspondence, one end of the suture thread (231) is fixedly connected to the side wall of the peek lock catch (232), and the other end of the suture thread is annular and sleeved on the outer side of the tip of the suture needle (23); The fixed component is arranged in the supporting cylinder (22) and comprises a wire drawing hook (242), a pressing plate (31) and a sliding plate (218).
  2. 2. The anti-falling suture fixing device of the assembled disposable endoscopic imaging intrauterine device according to claim 1, wherein the external component comprises a display (11), a sputum suction tank (121) and a saline bag (122); The side wall of the display (11) is provided with a connecting wire (12), the connecting wire (12) is used for transmitting data, the input end of the sputum suction tank (121) and the output end of the saline bag (122) are respectively provided with a connecting pipe (124), and the two connecting pipes (124) respectively penetrate through the side wall of the handle (1) to the inside of the handle (1) and are fixedly connected with the two runner pipes (214); the flow channel pipe (214) corresponding to the saline bag (122) is an inflow pipe, and the flow channel pipe (214) corresponding to the sputum aspirator (121) is an outflow pipe.
  3. 3. The anti-falling suture fixing device of the assembled disposable endoscopic imaging intrauterine device according to claim 1, wherein a first branch pipe (14) is integrally formed on the side wall of the handle (1), threads are arranged on the outer side of the first branch pipe (14), a first fastening nut (141) is sleeved on the outer side of the disposable assembly, and the first fastening nut (141) is in threaded fit with the first branch pipe (14); The bottom of the pushing block (132) is fixedly provided with a first pushing rod (134), the first pushing rod (134) is slidably arranged in the handle (1), and a second fastening nut (139) is sleeved on the outer side of one end of the first pushing rod (134) positioned in the first branch pipe (14); A second push rod (217) is slidably arranged in the support cylinder (22), threads are formed at the tail end of the second push rod (217), and the second fastening nut (139) is in threaded connection with the tail end of the second push rod (217); The tail end of the second push rod (217) is positioned outside the catheter module (211).
  4. 4. The anti-falling suture fixing device of the assembled disposable endoscopic imaging intrauterine device according to claim 3, wherein an endoscope (215) is fixedly arranged in the observation tube (212), a wire (216) is arranged on the side wall of the endoscope (215), the wire (216) is fixedly connected with a connecting wire (12), an electric control button (13) is arranged on the side wall of the handle (1), and the electric control button (13) controls image acquisition and real-time transmission of the endoscope (215); the branch pipe I (14) is internally provided with a quick connection groove (142), the lead (216) is positioned in the quick connection groove (142), and the quick connection groove (142) is connected with the connecting wire (12).
  5. 5. The anti-falling suture fixing device for the assembled disposable endoscopic imaging intrauterine device according to claim 3, wherein a stop block (221) is fixedly arranged at the top of the inner wall of the supporting cylinder (22); The inside integrated into one piece of support section of thick bamboo (22) has supporting shoe (222), peek hasp (232) slide in supporting shoe (222) top, spout one (225) has been seted up at the top of supporting shoe (222), the inside of spout one (225) is equipped with spring lock tooth (236); the bottom of the peek lock catch (232) is provided with a second locking groove (235), and the spring lock teeth (236) are inserted into the second locking groove (235) in a sliding manner; A first locking groove (233) is formed in the side wall of the peek lock catch (232); The side wall integrated into one piece of wire hook (242) has dead lever (24), dead lever (24) and push rod two (217) fixed connection, the lateral wall of dead lever (24) is equipped with spring locking lever (241), spring locking lever (241) sliding grafting is in the inside of locked groove one (233).
  6. 6. The anti-falling suture fixing device of the assembled disposable endoscopic imaging intrauterine device according to claim 5, wherein the side wall of the tip of the suture needle (23) is provided with two hook grooves (234), and the hook grooves (234) correspond to the ring shape of the suture thread (231); the wire drawing hook (242) is inserted into the inner side of the hook groove (234) in a sliding manner; The inside fixed mounting of supporting shoe (222) has a spacing section of thick bamboo (223), wire casing (224) have all been seted up to the lateral wall of spacing section of thick bamboo (223) and supporting shoe (222), suture line (231) are located the inside of wire casing (224).
  7. 7. The anti-falling suture fixing device of the assembled disposable endoscopic imaging intrauterine device according to claim 1, wherein the pressing plate (31) is slidably arranged in the supporting cylinder (22), the pressing plate (31) is positioned above the peek lock catch (232), and a first spring (311) is arranged between the pressing plate (31) and the supporting ring (213); The sliding plate (218) is slidably arranged in the supporting cylinder (22), and the sliding plate (218) is positioned above the pressing plate (31); the top of the pressing plate (31) is integrally formed with convex teeth (312), and tooth grooves (313) meshed with the convex teeth (312) are formed in the bottom of the sliding plate (218).
  8. 8. The anti-falling suture fixing device for the assembled disposable endoscopic imaging intrauterine device according to claim 3, wherein a sliding block (135) is arranged on the outer side of the first push rod (134) in a sliding way, and a first supporting rod (136) and a second supporting rod (138) are respectively integrally formed at two ends of the sliding block (135); the tail end of the second supporting rod (138) is positioned in the first branch pipe (14) and is in contact with the sliding plate (218); A first rack (137) is fixedly arranged on the side wall of the first supporting rod (136); The bottom of the knob (131) is fixedly provided with a first gear (133), and the first gear (133) and a first rack (137) are meshed for transmission.

Description

Assembly type disposable endoscopic imaging anti-falling suture fixing device for intrauterine device Technical Field The invention relates to the technical field of intrauterine device suturing, in particular to an anti-falling suture fixing device of an assembled disposable endoscopic imaging intrauterine device. Background The clinical morbidity of gynecological diseases such as adenomyosis, abnormal uterine bleeding and the like is high, patients often show that dysmenorrhea is aggravated, menstruation volume is increased, uterine volume is abnormally increased, a levonorgestrel intrauterine slow-release system (Manyuele) is used as a clinical first-line conservative treatment scheme, contraceptive and treatment effects can be simultaneously realized, and the system is widely applied to clinic, but is influenced by factors such as abnormal uterine cavity morphology, increased uterine cavity pressure, frequent uterine contraction and the like, the falling rate of intrauterine devices of the patients is up to 15% -60%, the falling directly leads to treatment failure, the pain of the patients is greatly increased, repeated treatment cost and doctor-patient contradiction are greatly increased, and the system becomes a common problem to be solved urgently in gynecological clinic; the current common fixing mode in clinic is mainly divided into two types of traditional hysteroscope suture and blind puncture fixing, and has obvious defects; The traditional hysteroscope suture needs to rely on expensive equipment such as a large-scale hysteroscope host, a light source, a display system and the like, the operation flow is complex, the skill of a senior doctor is relied on, the operation time is too long, the resources of an operating room are occupied, the comprehensive cost is high, and the suture is difficult to popularize in primary hospitals; The blind vision puncture is fixed, the depth is estimated by means of external scales, no real-time visual field guidance is adopted, uterine perforation is very easy to occur under the condition of uneven uterine wall thickness, serious complications such as massive hemorrhage, bladder or intestinal canal injury and the like are caused, the safety is poor, meanwhile, the muscular layer is easy to tear due to a suture structure, and the wound is large when the suture structure is taken out; In addition, the existing suturing apparatuses generally have the problems of complex operation, unreliable fixation, insufficient minimally invasive property and the like, the tightness of the traditional manual knotting in a narrow uterine cavity is difficult to ensure, looseness or tissue cutting is easy to occur, the peek locking products have certain locking capacity, but lack of visual fit, inaccurate positioning and failure fixation risks still exist, and in addition, most apparatuses are of integral design, consumable materials and equipment cannot be separated, and the use cost is high and sterile control is not facilitated. Disclosure of Invention The invention aims to solve the problems in the background technology and provides an anti-falling stitching fixing device of an assembled disposable endoscopic imaging intrauterine device. In order to achieve the above purpose, the present invention adopts the following technical scheme: an anti-falling suture fixing device of an assembled disposable endoscopic imaging intrauterine device comprises a handle; The external assembly is arranged at the outer side of the handle; The power assembly is arranged in the handle and comprises a knob and a push block; the disposable assembly is arranged on the side wall of the handle and comprises a distal tip and a catheter module, the distal tip and the catheter module are fixedly connected, an observation cylinder, a supporting ring, a supporting cylinder and two runner pipes are fixedly arranged in the disposable assembly, the two runner pipes are symmetrically distributed on two sides of the observation cylinder and the supporting cylinder, the observation cylinder is positioned above the supporting cylinder, and the supporting ring is fixedly sleeved on the outer side of the supporting cylinder; the suture assembly is arranged in the support cylinder and comprises a suture needle, a suture line and a peek lock catch, the suture line and the peek lock catch are in one-to-one correspondence, one end of the suture line is fixedly connected to the side wall of the peek lock catch, and the other end of the suture line is annular and sleeved on the outer side of the tip of the suture needle; the fixed component is arranged in the supporting cylinder and comprises a wire drawing hook, a pressing plate and a sliding plate. Preferably, the external component comprises a display, a sputum suction tank and a saline bag; the side wall of the display is provided with a connecting wire, the connecting wire is used for transmitting data, the input end of the sputum suction tank and the output end of