Endoscope calculus removing mesh basket convenient to use

Abstract

The utility model belongs to the field of endoscope calculus removing net baskets, and particularly relates to an endoscope calculus removing net basket convenient to use, which comprises a handle tube, a holding mechanism is arranged on the outer side of the handle tube, a knob is mounted on the outer side of the right end of the handle tube through a bearing, and a guide ring is fixedly connected to the left portion of the inner wall of the handle tube. A guide wire is slidably connected to the interior of the guide ring, a mesh basket is fixedly connected to the end, away from the handle pipe, of the guide wire, and two symmetrically-distributed guide strips are fixedly connected to the outer side of the guide ring. By additionally arranging the screw rod, the gear, the driving frame and other structures in the handle pipe, the screw rod can be driven to rotate through meshing fit between the gear and the inner gear ring in the using process, and the driving frame can be driven to move through threaded fit between the screw rod and the threaded sleeve in the rotating process; when the driving frame moves, the guide wire can be driven to be inserted, and therefore the insertion speed can be effectively controlled.

Description

TECHNICAL FIELD

[0001] The utility model relates to endoscope stone extraction net basket technical field, concretely is an endoscope stone extraction net basket convenient to use. BACKGROUND

[0002] When taking stones in the body, the stone extraction net basket can be used to grab the stones in the body, according to the endoscope stone extraction net basket disclosed in patent authorization announcement No. CN211325381U, the utility model discloses an endoscope stone extraction net basket, which comprises a mandrel, a net basket assembly fixed at one end of the mandrel, an inner tube arranged on the mandrel and in clearance fit with the mandrel, an outer tube arranged on the inner tube, one end of the inner tube being exposed outside the outer tube and the other end being located inside the outer tube, the other end of the mandrel penetrating through the other end of the inner tube and being fixed inside the outer tube, the inner tube being movable relative to the outer tube in the axial direction of the mandrel towards the end away from the mandrel to make the net basket assembly extend out of the end of the inner tube in a spread-out shape, or movable towards the end of the mandrel to make the net basket assembly retract into the end of the inner tube in a contracted shape, a rotating member located inside the outer tube, the other end of the mandrel being fixed on the rotating member, and the rotating member being rotatable in the axial direction thereof but not movable axially.

[0003] However, the smooth pipe body on the outer side of the handle pipe in the endoscope stone extraction net basket in the prior art causes unstable holding during operation, resulting in inconvenient use of the device, and the net basket needs to be inserted by pushing during insertion, so that the insertion speed is not convenient to control. Therefore, the prior art needs to be improved. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing an endoscope stone extraction net basket convenient to use, which solves the problems of unstable holding of the device, inconvenient use and inconvenient control of the insertion speed.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an endoscope stone extraction net basket convenient to use, which comprises a handle pipe, a holding mechanism is arranged on the outer side of the handle pipe, a knob is installed on the outer side of the right end of the handle pipe through a bearing, a guide ring is fixedly connected to the left part of the inner wall of the handle pipe, a guide wire is slidably connected to the inside of the guide ring, a net basket is fixedly connected to the end of the guide wire away from the handle pipe, two symmetrical guide strips are fixedly connected to the outer side of the guide ring, two symmetrical brackets are fixedly connected to the inner bottom of the handle pipe, a screw rod is jointly installed in the two brackets through a bearing, a threaded sleeve is connected to the outer side of the screw rod through threads, a driving frame is fixedly connected to the upper end of the threaded sleeve, a gear is fixedly connected to the end of the screw rod close to the knob, and an internal gear ring is fixedly connected to the inside of the knob.

[0006] Preferably, the guide wire is in sliding connection with the guide strip, the inner tooth ring is in engagement with the gear, and the guide strip can guide the movement of the guide wire.

[0007] Preferably, the driving frame is in sliding connection with the guide strip, the driving frame is fixedly connected with the guide wire, and the driving frame can drive the guide wire to move.

[0008] Preferably, the holding mechanism comprises fixing nails, two fixing nails are symmetrically arranged on the outer side of the handle pipe, connecting pipes are fixedly connected to the outer sides of the fixing nails, a handle belt is fixedly connected to the outer sides of the two connecting pipes, springs are arranged on the outer sides of the fixing nails, and the handle belt can extrude the hand.

[0009] Preferably, the connecting pipes are in contact with the handle pipe, and the handle belt is made of silica gel material.

[0010] Preferably, one end of the spring is fixedly connected with the fixing nail, and the other end of the spring is fixedly connected with the connecting pipe, and the spring can drive the connecting pipe to automatically reset through the elastic force.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、 the utility model discloses a screw rod, a gear and a driving frame are additionally arranged in the inside of the handle pipe, the screw rod can be driven to rotate through the engagement and cooperation between the gear and the inner tooth ring in the process of using, the driving frame can be driven to move through the screw thread cooperation between the screw rod and the threaded sleeve in the process of rotating, the driving frame can drive the guide wire to insert when moving, thereby effectively control the insertion speed.

[0013] 2、 the utility model discloses a fixing nail, a handle belt and a connecting pipe are additionally arranged on the outer side of the handle pipe, when using, the hand is inserted between the handle belt and the handle pipe, after insertion, the handle belt can be extruded on the outer side of the hand of the operator through the elastic force of the spring, thereby making holding more stable, and making the device convenient to use. ACCURATE DRAWINGS

[0014] Figure 1 It is the overall structure perspective drawing of the utility model;

[0015] Figure 2 It is the perspective sectional view of the utility model's Figure 1

[0016] Figure 3 It is the front view sectional view of the utility model's Figure 1

[0017] Figure 4 It is the utility model's​​Figure 3 the right view of the driving frame is enlarged;

[0018] Figure 5 the utility model discloses Figure 2 the structure of A of the utility model discloses is enlarged.

[0019] In the figure: 1, handle pipe; 2, holding mechanism; 3, knob; 4, guide ring; 5, guide wire; 6, basket; 7, guide bar; 8, support; 9, screw rod; 10, threaded sleeve; 11, driving frame; 12, gear; 13, inner tooth ring; 21, fixing nail; 22, connecting pipe; 23, handle belt; 24, spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range protected by the utility model.

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , a kind of endoscope stone basket for easy use, including handle pipe 1, the outside of handle pipe 1 is provided with holding mechanism 2, the right end outside of handle pipe 1 is installed with knob 3 by bearing, the inner wall left part of handle pipe 1 is fixedly connected with guide ring 4, guide wire 5 is slidably connected in the inside of guide ring 4, the end of guide wire 5 away from handle pipe 1 is fixedly connected with basket 6, two symmetrical distribution's guide bar 7 are fixedly connected to the outside of guide ring 4, the inside of two supports 8 of handle pipe 1 bottom is fixedly connected with two symmetrical distribution, two supports 8 are slidably connected with screw rod 9 by bearing, screw rod 9 is slidably connected with threaded sleeve 10 by screwing, the upper end of threaded sleeve 10 is fixedly connected with driving frame 11, the end of screw rod 9 close to knob 3 is fixedly connected with gear 12, the inside of knob 3 is fixedly connected with inner tooth ring 13.

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , guide wire 5 is slidably connected with guide bar 7, inner tooth ring 13 is engaged with gear 12, guide bar 7 can guide the movement of guide wire 5, driving frame 11 is slidably connected with guide bar 7, driving frame 11 is fixedly connected with guide wire 5, driving frame 11 can drive guide wire 5 to move.

[0023] Please refer to Figure 1 , Figure 2 , Figure 5The holding mechanism 2 comprises a fixing nail 21, two fixing nails 21 which are symmetrically distributed left and right are fixedly connected to the outer side of the handle pipe 1, a connecting pipe 22 is fixedly connected to the outer side of the fixing nail 21, a handle belt 23 is commonly fixedly connected to the outer sides of the two connecting pipes 22, a spring 24 is arranged on the outer side of the fixing nail 21, the handle belt 23 can extrude the hand, the connecting pipe 22 is in contact with the handle pipe 1, the handle belt 23 is made of silica gel material, the silica gel material has great friction, one end of the spring 24 is fixedly connected with the fixing nail 21, the other end of the spring 24 is fixedly connected with the connecting pipe 22, and the spring 24 can drive the connecting pipe 22 to automatically reset through the elastic force.

[0024] The specific implementation process of the utility model is as follows: in use, the hand is inserted between the handle belt 23 and the handle pipe 1, the handle belt 23 drives the connecting pipe 22 to move in the process of insertion, and the spring 24 is compressed through the connecting pipe 22, when the hand can hold the handle pipe 1, the handle belt 23 can be extruded on the outer side of the handle pipe 1 through the elastic force generated after the spring 24 is compressed, so that the holding is more stable, and the handle pipe 1 is more convenient to use.

[0025] When the guide wire 5 needs to be fed, the knob 3 is rotated, the knob 3 drives the inner tooth ring 13 to rotate, the inner tooth ring 13 can drive the screw rod 9 to rotate through the gear 12 in the process of rotation, the screw rod 9 can drive the driving frame 11 to move through the thread cooperation between the screw rod 9 and the threaded sleeve 10 in the process of rotation, the driving frame 11 can push the guide wire 5 to move in the process of moving along the guide strip 7, so that the guide wire 5 can be inserted into the body.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A ready to use endoscopic stone basket comprising a handle tube (1) characterized in that: The outer side of the handle pipe (1) is provided with a holding mechanism (2), the right end of the outer side of the handle pipe (1) is provided with a knob (3) through bearing installation, the left part of the inner wall of the handle pipe (1) is fixedly connected with a guide ring (4), the inside of the guide ring (4) is slidably connected with a guide wire (5), one end of the guide wire (5) away from the handle pipe (1) is fixedly connected with a net basket (6), the outer side of the guide ring (4) is fixedly connected with two symmetrically distributed guide strips (7), the inner side of the bottom of the handle pipe (1) is fixedly connected with two symmetrically distributed supports (8), the inside of the two supports (8) is commonly provided with a screw rod (9) through bearing installation, the outer side of the screw rod (9) is connected with a threaded sleeve (10) through screw thread, the upper end of the threaded sleeve (10) is fixedly connected with a driving frame (11), one end of the screw rod (9) close to the knob (3) is fixedly connected with a gear (12), the inside of the knob (3) is fixedly connected with an internal gear ring (13).

2. The ready-to-use endoscopic stone basket of claim 1, wherein: The guide wire (5) is slidably connected with the guide strip (7), and the internal gear ring (13) is engaged with the gear (12).

3. The ready-to-use endoscopic stone basket of claim 1, wherein: The driving frame (11) is slidably connected with the guide strip (7), and the driving frame (11) is fixedly connected with the guide wire (5).

4. The ready-to-use endoscopic stone basket of claim 1, wherein: The holding mechanism (2) comprises a fixing nail (21), the outer side of the handle pipe (1) is fixedly connected with two left and right symmetrically distributed fixing nails (21), the outer side of the fixing nail (21) is fixedly connected with a connecting pipe (22), the outer sides of the two connecting pipes (22) are commonly fixedly connected with a handle strap (23), and the outer side of the fixing nail (21) is provided with a spring (24).

5. The ready-to-use endoscopic stone basket of claim 4, wherein: The connecting pipe (22) is in contact with the handle pipe (1), and the handle strap (23) is made of silica gel material.

6. The endoscope stone basket convenient to use according to claim 4, wherein: One end of the spring (24) is fixedly connected with the fixing nail (21), and the other end of the spring (24) is fixedly connected with the connecting pipe (22).

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