CN216984975U

CN216984975U - Object taking device for endoscopic surgery

Info

Publication number: CN216984975U
Application number: CN202123026984.5U
Authority: CN
Inventors: 褚海强
Original assignee: Hangzhou First Peoples Hospital
Current assignee: Hangzhou First Peoples Hospital
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-07-19
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses an endoscopic surgery object extractor, which comprises an inner tube, a middle sleeve, an outer sleeve and a collecting bag, wherein the collecting bag is provided with a binding port channel, one end of the inner tube is provided with two memory steel wires, the two memory steel wires extend into the binding port channel, the binding port rope is provided with a binding port end and a stretching end, the binding port end of the binding port rope is positioned in the binding port channel, the stretching end of the binding port rope is positioned outside the binding port channel, the stretching end of the binding port rope penetrates from one end of the inner tube close to the memory steel wires and then penetrates out from one end of the inner tube far away from the memory steel wires, the inner tube stretches and retracts in the middle sleeve, and the outer sleeve is in threaded connection with the middle sleeve; when the outer sleeve and the middle sleeve are not connected, the endoscopic surgery object taking device is matched with the DaVinci surgery training simulator; when the outer sleeve is connected with the middle sleeve, the endoscopic surgery object taking device is suitable for puncturing the sheath, and medical personnel can clearly know the outer diameter of the current endoscopic surgery object taking device, so that the surgery can be smoothly carried out.

Description

Object taking device for endoscopic surgery

Technical Field

The utility model relates to medical equipment, in particular to an endoscopic surgery object extractor.

Background

The thing ware is got in endoscopic surgery is specially developed to laparoscopic surgery operation demand, medical personnel use endoscopic surgery to get the thing ware and can once only take out from the patient with operation excision thing (malignant tumor, cystic, tissue such as purulent excision thing and endometrium), prevent effectively that pathological change tissue and healthy tissue contact, avoid the pathology to remain, can not only make things convenient for doctor's operation greatly, reduce the operation degree of difficulty, save operation time, improve operation efficiency, and be favorable to patient's postoperative rehabilitation, reduce patient's postoperative infection risk, save a large amount of recessive treatment expenses for the patient.

Present thing ware is got in endoscopic surgery includes the sleeve pipe, the inner tube, collect the bag, restraint mouthful rope, it is equipped with a mouthful passageway to collect the bag, restraint mouthful passageway sets up along the sack limit round of collecting the bag, the head end of inner tube is equipped with two memory steel wires, two memory steel wires stretch into in the a mouthful passageway, two memory steel wire horizontal symmetry set up, two memory steel wires are respectively around the sack half circle in the both sides of collecting the bag, the inner tube is at the intraductal shrink of cover, the bundle mouthful end of restricting mouthful rope is located a mouthful passageway, the tensile end of restricting mouthful rope is located outside a mouthful passageway, the tensile end of restricting mouthful rope penetrates from the head end of inner tube earlier and wears out from the tail end of inner tube again, the application method of thing ware is got in endoscopic surgery: medical personnel insert a sleeve of the endoscopic surgery object taking device into an incision, and two memory steel wires on the inner tube pass through the sleeve and enter a patient body; the medical staff continues to push the inner tube into the body of the patient, so that the two memory steel wires are popped out of the sleeve, and the two memory steel wires are used for propping open the bag mouth of the collecting bag; medical personnel put into the collection bag with the operation excision thing after, pull out the inner tube from the cover intraductal, make two memory steel wires take in the cover intraductally, then the tensile end of pulling restraint mouthful rope makes the sack of collecting the bag tighten up, pulls out the thing ware from the incision with the scope operation at last to take out the operation excision thing in the collection bag.

At present, there are two endoscopic surgery object extractors, the outer diameter of a sleeve of the first endoscopic surgery object extractor is 0.8cm, and the first endoscopic surgery object extractor is adapted to a DaVinci surgery training simulator; the external diameter of the sleeve of the second endoscopic surgery extractor is 1.0cm, and the second endoscopic surgery extractor is suitable for puncture sheaths. When the da vinci operation training simulator is used for operation, the outer diameter of a sleeve of the second endoscopic operation object taking device is too large and is difficult to extend into an incision; when the puncture sheath is used for operation, the outer diameter of a sleeve of the first endoscopic operation object taking device is too small, and a gap can exist between the sleeve and an incision to cause the endoscopic operation object taking device to be loosened, so that complications are easily caused; the medical staff is not easy to observe the size of the outer diameter of the sleeve, and is easy to misuse the endoscope operation object taking device. Therefore, how to adapt the endoscopic surgery extractor to not only the da vinci surgery training simulator but also the puncture sheath becomes a problem to be solved urgently in the field of medical instruments.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an endoscopic surgery object extractor which comprises an inner tube, a middle sleeve and an outer sleeve, wherein medical staff select whether to assemble the outer sleeve according to actual conditions, so that the outer diameter of the endoscopic surgery object extractor can be matched with a DaVinci surgery training simulator and a puncture sheath, and the medical staff can clearly know the outer diameter of the current endoscopic surgery object extractor, so that the surgery can be smoothly carried out.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

an endoscope operation object taking device comprises an inner tube, a middle sleeve, an outer sleeve, a collecting bag and a mouth tying rope, wherein the collecting bag is provided with a mouth tying channel, the mouth tying channel is arranged along the edge circle of a bag opening of the collecting bag, one end of the inner tube is provided with two memory steel wires, the two memory steel wires extend into the mouth tying channel, the two memory steel wires are horizontally and symmetrically arranged, the two memory steel wires respectively surround the bag opening in half circle at two sides of the collecting bag, the mouth tying rope is provided with a mouth tying end and a stretching end, the mouth tying end of the mouth tying rope is positioned in the mouth tying channel, the stretching end of the mouth tying rope penetrates through the end, close to the memory steel wires, of the inner tube and penetrates out from the end, far away from the memory steel wires, of the inner tube stretches in the middle sleeve, the position, far away from the collecting bag, of the middle sleeve is provided with an external thread, the external diameter of the middle sleeve is 0.8cm, the outer sleeve is provided with an internal thread, the external diameter of the outer sleeve is 1.0cm, the outer sleeve is in threaded connection with the middle sleeve, and the middle sleeve is positioned in the outer sleeve when the middle sleeve is connected with the outer sleeve.

By adopting the endoscopic surgery object taking device, when the outer sleeve and the middle sleeve are not connected, the endoscopic surgery object taking device is matched with a DaVinci surgery training simulator; when the outer sleeve is connected with the middle sleeve, the endoscopic surgery object taking device is suitable for puncturing the sheath; medical personnel select whether to assemble the outer tube according to actual conditions, make the external diameter that thing ware was got in endoscopic surgery can adapt da Vinci operation training simulator, can adapt to the puncture sheath again, and medical personnel can clearly learn the external diameter that present endoscopic surgery got the thing ware, makes the operation go on smoothly.

Preferably, turning rods are arranged on two sides of the middle sleeve, the turning rods are arranged on one side, away from the collecting bag, of the external threads of the middle sleeve, the turning rods are connected with the middle sleeve in a turning mode, limiting blocks are arranged on the faces, close to the memory steel wires, of the turning rods, limiting grooves are formed in two sides of the outer sleeve, when the turning rods are close to the memory steel wires in the turning mode, the limiting blocks are arranged in the limiting grooves, rubber rings are arranged on the outer side of the middle sleeve, the rubber rings have elasticity, and the turning rods on the two sides of the middle sleeve are hooped by the rubber rings; when the outer sleeve is connected with the middle sleeve, the positioning block has a limiting effect on the outer sleeve, so that the outer sleeve is prevented from rotating relative to the middle sleeve, and the outer sleeve is prevented from being separated from the middle sleeve; the rubber ring has a limiting effect on the turning rod, and the limiting effect failure of the positioning block caused by turning of the turning rod is avoided.

Preferably, the surface of the turnover rod away from the collecting bag is provided with an anti-slip groove, the rubber ring is arranged in the anti-slip groove, the anti-slip groove plays a limiting role for the rubber ring, the rubber ring is prevented from sliding on the surface of the turnover rod, and the rubber ring is prevented from being separated from the turnover rod to cause the limiting role of the rubber ring to lose efficacy.

Preferably, the face of collection bag is kept away from to the tilting lever, well sheathed tube surface all is equipped with magnet, and the tilting lever adsorbs each other with well sleeve pipe, and when the tilting lever overturns in the memory steel wire dorsad, the tilting lever adsorbs on well sleeve pipe, and when outer sleeve pipe and well sleeve pipe did not meet mutually, magnet can prevent that the tilting lever from taking place the upset, avoids the tilting lever swing to disperse medical personnel's attention and leads to operation error.

Preferably, the one end that collection bag was kept away from to well sleeve pipe is equipped with the locating part, and the locating part has limiting displacement to well sleeve pipe, and it is internal to prevent that well sleeve pipe from inserting the patient completely, and medical personnel hold the locating part and grab firmly well sleeve pipe more easily, are convenient for rotate well sleeve pipe, accomplish the equipment of well sleeve pipe and outer tube sooner, and the locating part is equipped with puts the pole groove, and when the upset of pole memory steel wire dorsad, the pole that turns over adsorbs and puts the pole inslot, reduces occupation space.

Preferably, well sheathed tube inner wall is equipped with the draw-in groove, and the draw-in groove is located the one end of keeping away from the collection bag, and when the inner tube was put into well sheathed tube, medical personnel put into the draw-in groove with the memory steel wire, and the draw-in groove has limiting displacement to the memory steel wire, prevents that the memory steel wire from popping out from the well intraductal.

Preferably, the inner tube is provided with a handle, the handle is arranged at one end of the inner tube far away from the memory steel wire, the handle has a limiting effect on the inner tube, the inner tube is prevented from being completely placed into the middle sleeve, and medical workers hold the limiting part to more easily grasp the middle sleeve, so that the push-pull of the inner tube is convenient to control.

Drawings

Fig. 1 is a schematic structural diagram of an endoscopic surgical extractor according to an embodiment of the present invention.

FIG. 2 is a schematic view of the endoscopic surgical extractor shown in the embodiment when the outer cannula and the middle cannula are not connected.

FIG. 3 is a schematic structural view of an inner tube in the example.

FIG. 4 is a schematic view showing the structure of the endoscopic surgical extractor in the embodiment when the memory wire is received in the middle cannula.

Fig. 5 is a schematic structural view of the collection bag in the embodiment.

FIG. 6 is a schematic view of the structure of the tying rope in the inner tube when the tying rope is pulled in the embodiment.

Figure 7 is a side view of an endoscopic surgical extractor of an embodiment.

FIG. 8 is a schematic view of the endoscopic surgical extractor shown in the embodiment with the outer cannula connected to the middle cannula.

Figure 9 is a cross-sectional view of the endoscopic surgical extractor with the outer cannula attached to the middle cannula of the embodiment.

Figure 10 is a cross-sectional view of the endoscopic surgical extractor shown in this embodiment with the outer cannula and the middle cannula unconnected.

Figure 11 is a cross-sectional view of the endoscopic surgical extractor shown after the outer cannula and the middle cannula have been connected in accordance with an embodiment.

Reference numerals: 1. an inner tube; 11. memorizing the steel wire; 12. a grip; 2. a middle sleeve; 21. a limiting member; 22. turning over the rod; 23. a limiting block; 24. an anti-slip groove; 25. a rod placing groove; 26. a card slot; 3. an outer sleeve; 31. a rubber ring; 32. a limiting groove; 4. a collection bag; 41. a mouth-binding channel; 5. a tying rope; 51. a binding end; 52. stretching the end; 6. and a magnet.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1 to fig. 11, the endoscopic surgery object extractor comprises an inner tube 1, a middle cannula 2, an outer cannula 3, a collection bag 4, and a binding rope 5, wherein the collection bag 4 is provided with a binding passage 41, the binding passage 41 is arranged along the bag mouth edge of the collection bag 4 in a circle, one end of the inner tube 1 is provided with two memory steel wires 11, the two memory steel wires 11 extend into the binding passage 41, the two memory steel wires 11 are horizontally and symmetrically arranged, the two memory steel wires 11 respectively surround the bag mouth half-circle at the two sides of the collection bag 4, the binding rope 5 is provided with a binding end 51 and a stretching end 52, the binding end 51 of the binding rope 5 is positioned in the binding passage 41, the stretching end 52 of the binding rope 5 is positioned outside the binding passage 41, the stretching end 52 of the binding rope 5 penetrates from one end of the inner tube 1 close to the memory steel wire 11 and then penetrates out from one end of the inner tube 1 far from the memory steel wire 11, the inner tube 1 is telescopic in the middle cannula 2, the position of the middle cannula 2 far from the collection bag 4 is provided with external threads, the outer diameter of the middle sleeve 2 is 0.8cm, the outer sleeve 3 is provided with internal threads, the outer diameter of the outer sleeve 3 is 1.0cm, and the outer sleeve 3 is in threaded connection with the middle sleeve 2; when the outer sleeve 3 is not connected with the middle sleeve 2, the endoscopic surgery extractor is matched with a DaVinci surgery training simulator; when the outer sleeve 3 is connected with the middle sleeve 2, the middle sleeve 2 is positioned in the outer sleeve 3, and the endoscopic surgery object taking device is suitable for puncturing a sheath; whether outer tube 3 is gone up in the equipment is selected according to actual conditions to medical personnel, makes the external diameter that thing ware was got in endoscopic surgery can adapt da Vinci operation training simulator, can adapt to the puncture sheath again, and medical personnel can clearly learn the external diameter that thing ware was got in current endoscopic surgery, makes the operation go on smoothly.

The two sides of the middle sleeve 2 are both provided with turning rods 22, the turning rods 22 are arranged on one side, away from the collecting bag 4, of the external threads of the middle sleeve 2, the turning rods 22 are connected with the middle sleeve 2 in a turning mode, limiting blocks 23 are arranged on the faces, close to the memory steel wires 11, of the turning rods 22, limiting grooves 32 are formed in the two sides of the outer sleeve 3, when the turning rods 22 are close to the memory steel wires 11 in a turning mode, the limiting blocks 23 are arranged in the limiting grooves 32, rubber rings 31 are arranged on the outer sides of the middle sleeve 2, the rubber rings 31 have elasticity, and the turning rods 22 on the two sides of the middle sleeve 2 are hooped by the rubber rings 31; when the outer sleeve 3 is connected with the middle sleeve 2, the positioning block has a limiting effect on the outer sleeve 3, so that the outer sleeve 3 is prevented from rotating relative to the middle sleeve 2, and the outer sleeve 3 is prevented from being separated from the middle sleeve 2; the rubber ring 31 has a limiting effect on the turnover rod 22, and the limiting effect that the turnover rod 22 is turned over to cause a positioning block is prevented from being invalid.

The surface of the turnover rod 22 far away from the collecting bag 4 is provided with an anti-slip groove 24, the rubber ring 31 is arranged in the anti-slip groove 24, the anti-slip groove 24 has a limiting effect on the rubber ring 31, the rubber ring 31 is prevented from sliding on the surface of the turnover rod 22, and the rubber ring 31 is prevented from breaking away from the turnover rod 22 to cause the limiting effect of the rubber ring 31 to fail.

The surface of collection bag 4 is kept away from to turning over pole 22, well sleeve pipe 2's surface all is equipped with magnet 6, and turning over pole 22 and well sleeve pipe 2 adsorb each other, and when turning over pole 22 overturns in the memory steel wire 11 dorsad, turning over pole 22 adsorbs on well sleeve pipe 2, and when outer sleeve pipe 3 did not meet with well sleeve pipe 2, magnet 6 can prevent to turn over pole 22 and take place the upset, avoids turning over pole 22 swing dispersion medical personnel's attention and leads to operation error.

The one end that well sleeve pipe 2 kept away from collection bag 4 is equipped with locating part 21, locating part 21 has limiting displacement to well sleeve pipe 2, it is internal to prevent that well sleeve pipe 2 from inserting the patient completely, medical personnel hold locating part 21 and grasp well sleeve pipe 2 in the firm more easily, be convenient for rotate well sleeve pipe 2, accomplish the equipment of well sleeve pipe 2 and outer tube 3 faster, locating part 21 is equipped with puts the pole groove 25, when turning over pole 22 during the upset of memory steel wire 11 dorsad, it adsorbs in putting pole groove 25 to turn over pole 22, reduce occupation space.

Well sleeve pipe 2's inner wall is equipped with draw-in groove 26, and draw-in groove 26 is located the one end of keeping away from collection bag 4, and when the intraductal 1 was put into well sleeve pipe 2, medical personnel put into draw-in groove 26 with memory steel wire 11 in, draw-in groove 26 had limiting displacement to memory steel wire 11, prevented that memory steel wire 11 from popping out in well sleeve pipe 2.

The inner tube 1 is provided with the handle 12, the handle 12 is arranged at one end of the inner tube 1 far away from the memory steel wire 11, the handle 12 has a limiting effect on the inner tube 1, the inner tube 1 is prevented from being completely placed into the middle sleeve 2, the limiting part 21 is held by medical staff, the middle sleeve 2 is easier to be firmly grasped, and the push-and-pull of the inner tube 1 is convenient to control.

The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.

Claims

1. An endoscope operation extractor which is characterized in that: including inner tube (1), well sleeve pipe (2), outer tube (3), collection bag (4), restraint mouthful rope (5), collection bag (4) are equipped with and restraint mouthful passageway (41), restraint mouthful passageway (41) along the setting of the sack limit round of collection bag (4), the one end of inner tube (1) is equipped with two memory steel wires (11), and two memory steel wires (11) stretch into and restraint mouthful passageway (41) in, two memory steel wires (11) horizontal symmetry sets up, and two memory steel wires (11) are respectively around the sack semicircle in the both sides of collecting bag (4), restraint mouthful rope (5) are equipped with and restraint mouthful end (51) and tensile end (52), the restraint mouthful end (51) of restraint mouthful rope (5) are located restraint mouthful passageway (41), and tensile end (52) of restraint mouthful rope (5) are located outside restraint mouthful passageway (41), and the tensile end (52) of restraint mouthful rope (5) penetrate from the one end that inner tube (1) are close to memory steel wire (11) and keep away from inner tube (1) again from memory steel wire (11) The one end of wearing out, inner tube (1) is flexible in well sleeve pipe (2), the position of keeping away from collection bag (4) of well sleeve pipe (2) is equipped with the external screw thread, and the external diameter of well sleeve pipe (2) is 0.8cm, outer tube (3) are equipped with the internal thread, and the external diameter of outer tube (3) is 1.0cm, outer tube (3) and well sleeve pipe (2) threaded connection, and when well sleeve pipe (2) met with outer tube (3), well sleeve pipe (2) were located outer tube (3).

2. The endoscopic surgery extractor according to claim 1, characterized in that: the both sides of well sleeve pipe (2) all are equipped with and turn over pole (22), turn over pole (22) and locate the external screw thread of well sleeve pipe (2) and keep away from one side of collecting bag (4), turn over pole (22) and well sleeve pipe (2) upset and be connected, the face that turns over pole (22) and be close to memory steel wire (11) is equipped with stopper (23), the both sides of outer tube (3) are equipped with spacing groove (32), when turning over pole (22) and be close to memory steel wire (11) upset, in spacing groove (32) are arranged in stopper (23), well sleeve pipe (2) outside is equipped with rubber circle (31), rubber circle (31) have elasticity, and rubber circle (31) hoop pole (22) of turning over of well sleeve pipe (2) both sides.

3. The endoscopic surgery extractor according to claim 2, characterized in that: the surface of the turnover rod (22) far away from the collecting bag (4) is provided with an anti-skid groove (24), and the rubber ring (31) is arranged in the anti-skid groove (24).

4. An endoscopic surgical extractor according to claim 2, wherein: the surface of collection bag (4) is kept away from in pole (22) the surface of well sleeve pipe (2) all is equipped with magnet (6), and pole (22) and well sleeve pipe (2) adsorb each other, and when pole (22) overturns memory steel wire (11) dorsad, pole (22) adsorb on well sleeve pipe (2).

5. The endoscopic surgery extractor according to claim 4, characterized in that: the middle sleeve (2) is far away from one end of the collecting bag (4) and is provided with a limiting part (21), the limiting part (21) is provided with a rod placing groove (25), and when the turning rod (22) turns over back to the memory steel wire (11), the turning rod (22) is adsorbed in the rod placing groove (25).

6. The endoscopic surgery extractor according to claim 1, characterized in that: the inner wall of the middle sleeve (2) is provided with a clamping groove (26), and the clamping groove (26) is positioned at one end far away from the collecting bag (4).

7. An endoscopic surgical extractor according to claim 1, wherein: the inner tube (1) is provided with a handle (12), and the handle (12) is arranged at one end, far away from the memory steel wire (11), of the inner tube (1).