CN211355752U - Elastic thread ligation device with anus detection device - Google Patents

Abstract

The utility model discloses an elasticity line ligation device with anus detection device, including the rifle body, negative pressure pipe and an at least elasticity line, the one end of elasticity line is established on the rifle head of rifle body front end with the form cover of slipknot, the other end of elasticity line extends to rifle body rear end, be equipped with the detection channel in the rifle head, the detection channel extends to rifle body rear end, the cover is equipped with the anal lens cone on the rifle head, the one end of negative pressure pipe extends to the rifle head and communicates with the external world, the other end of negative pressure pipe links to each other with negative pressure device. Need not additionally adopt check out test set can detect patient's affected part. The utility model discloses be applied to the medical instrument field.

Description

Elastic thread ligation device with anus detection device

Technical Field

The utility model relates to the technology of medical equipment, concretely relates to elasticity line ligation device with anus detection device.

Background

The existing elastic thread ligation device does not have the function of detecting the affected part of a patient, and if the affected part of the patient needs to be detected, related detection equipment needs to be additionally adopted.

The patent document with the application number of CN109124717A discloses an elastic thread ligation device with a thread cutting device, which comprises a gun head, a gun body, a negative pressure tube and at least one elastic thread, wherein the gun head is of a hollow tubular structure, at least one threading hole is formed in the tube wall of the gun head, the threading hole comprises a first orifice arranged at the front end of the threading hole and a second orifice arranged at the rear end of the threading hole, the first orifice is arranged at the end part of the tube orifice at the front end of the gun head, the second orifice is arranged on the tube wall of the gun head, and the negative pressure tube penetrates through the gun body after being connected with the negative pressure device and extends to the gun head; the gun body is provided with at least one electric driving device;

the elastic line forms an elastic line rope sleeve in a slipknot form and is sleeved on the outer wall of the gun head, the elastic line penetrates through the first orifice, passes through the threading hole, then penetrates out of the second orifice and is connected with the electric driving device; the hole diameter of the threading hole is larger than the diameter of the elastic thread and smaller than the diameter of the slipknot, and each elastic thread corresponds to one threading hole; blades are arranged on two side surfaces of the gun head respectively, the blades are positioned between the first hole opening and the second hole opening, and the cutting edges of the blades are arranged close to the second hole opening; the gun body is provided with a push-pull driving piece, the output end of the push-pull driving piece is provided with a push rod, the push rod extends to the second hole opening and props against the elastic threads, and each elastic thread corresponds to one push rod respectively.

The elastic thread ligator of the above patent document still has the above drawbacks.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide an elasticity line ligation device with anus detection device need not additionally adopt check out test set can detect patient's affected part.

In order to achieve the purpose, the utility model provides an elastic thread ligation device with an anus detection device, which comprises a gun body, a negative pressure tube and at least one elastic thread,

one end of the elastic line is sleeved on the gun head at the front end of the gun body in a slipknot manner, the other end of the elastic line extends to the rear end of the gun body, a detection channel is arranged in the gun head and extends to the rear end of the gun body, an anal lens cone is sleeved on the gun head, one end of a negative pressure tube extends to the gun head and is communicated with the outside, and the other end of the negative pressure tube is connected with a negative pressure device.

In a further improvement, the detection channel is internally provided with a detection element.

In a further refinement, the detection element is an endoscope.

In a further improvement, the front end of the anal drawtube is an inclined plane.

In a further improvement, the included angle between the inclined plane and the tube surface of the anal drawtube is 12-25 degrees.

In a further improvement, the diameter of the front end of the anal drawtube is smaller than that of the rear end of the anal drawtube, the front end of the anal drawtube is one end close to the end part of the gun head, and the rear end of the anal drawtube is one end close to the rear end of the gun body.

In a further improvement, a fastening type fixing device is arranged between the anus drawtube and the gun head.

Further improved, buckle formula fixing device is including blocking strip and cassette, the card strip is established on rifle head outer wall, the card strip sets up along rifle head axial, the cassette includes two parallel splint, and two splint are established at the inner wall of anus lens cone, and two splint set up along anus lens cone axial, and two splint and card strip form buckle formula cooperation.

Further improved, the opposite surfaces of the two clamping plates are respectively provided with a concave hole, and the two sides of the clamping strip are respectively provided with a bulge matched with the concave hole.

In a further improvement, the number of the buckle type fixing devices is multiple, and each buckle type fixing device is distributed along the circumferential direction of the outer wall of the gun head and the circumferential direction of the inner wall of the anus drawtube.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect:

the utility model discloses a ware is pricked to elastic line cover before treating the patient, slides into the anus through the anal lens cone, is the operation of being convenient for on the one hand, and on the other hand can combine the anal lens cone to observe and detect patient affected part through the test channel. The patient does not need to be detected by adopting detection equipment additionally. After the patient is detected, the affected part of the patient is sleeved by the negative pressure pipe at the gun head, the negative pressure device generates negative pressure, then a slipknot formed by the elastic thread is sleeved at the affected part of the patient by taking up the thread, and then the elastic thread is cut off.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is an exploded view of an elastic thread ligator;

FIG. 2 is an enlarged partial schematic view of FIG. 1 at labeled section A;

FIG. 3 is a disassembled view of the elastic thread ligator;

FIG. 4 is another exploded view of the elastic thread ligator;

FIG. 5 is a schematic view of the construction of the reservoir box;

FIG. 6 is another schematic view of the construction of the storage box;

FIG. 7 is a schematic view of a yarn storage sheet and a polyester yarn structure;

FIG. 8 is a schematic view of a wire storage sheet;

fig. 9 is a schematic structural view of the anal drawtube;

FIG. 10 is another schematic view of the anal drawtube;

FIG. 11 is a schematic view showing the relationship between the thread cutting rod, the pushing plate and the retractable driving device;

fig. 12 is a schematic view of the relationship between the lance tip and the tangent bar.

The symbols in the figures are as follows:

1, a gun body; 2, a negative pressure pipe; 3 elastic threads, 31 polyester threads, 32 thread cutting rods and 33 pushing plates; 4, a gun head, 41 second threading holes, 42 fuse links and 43 detection channels; 5, a guide device 51 for rotating the rod and 52 for guiding the wheel; 6, a wire storage box, a box body 61, a 611 clamping hole, a 62 wire storage sheet, a 621 card, a 622 first threading hole and a 63 upright post; 7 wire spool, 71 wire spool, 72 wire spool, 73 wire spool groove; 8, a wire take-up driving piece, 81 a first gear and 82 a second gear; 9 anal drawtube, 91 clamping strip, 92 clamping seat, 93 concave hole and 94 bulge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two or more, for example, three or the like, unless specifically defined otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Referring to fig. 1 to 12, an elastic thread ligation device with an anus detector comprises a gun body 1, a negative pressure tube 2 and at least one elastic thread 3,

one end of the elastic line 3 is sleeved on the gun head 4 at the front end of the gun body 1 in a slipknot manner, the other end of the elastic line 3 extends to the rear end of the gun body 1, a detection channel 43 is arranged in the gun head 4, the detection channel 43 extends to the gun body 1, the gun head 4 is sleeved with an anal lens cone 9, one end of the negative pressure tube 2 extends to the gun head 4 and is communicated with the outside, the other end of the negative pressure tube 2 is connected with a negative pressure device, and the negative pressure device is a negative pressure machine. When treating or before treating the patient with elastic thread ligation device, slide into the anus through the anal lens cone 9, be for the convenience of operation on the one hand, on the other hand can combine the anal lens cone 9 to observe and detect the patient affected part through detection passageway 43. Therefore, compared with the existing ligation device, the ligation device disclosed by the embodiment also has a detection function. In order to save space and prevent the negative pressure pipe 2 from interfering with the detection channel 43, the negative pressure pipe 2 is led out from the gun head 4 and extends to the rear end of the gun body 1 from the outside.

In this embodiment, a detection element is inserted into the detection channel 43, and the detection element is a tool similar to a camera, and can detect the condition of the affected part of the patient. Specifically, the detection element is an endoscope.

In this embodiment, the front end of the anal drawtube 9 is an inclined plane, so that the contact surface between the gun head 4 and the intestinal wall is enlarged during surgery, and the tissue is sucked more conveniently during the ligation surgery.

In this embodiment, an included angle between the inclined surface and the cylinder surface of the anal lens barrel 9 is 12 ° to 25 °, and preferably, the included angle is 15 °.

In this embodiment, the diameter of the front end of the anal lens barrel 9 is smaller than the diameter of the rear end of the anal lens barrel 9, the front end of the anal lens barrel 9 is the end close to the tip of the gun head 4, and the rear end of the anal lens barrel 9 is the end close to the rear end of the gun body 1, so that the gun head 4 with the anal lens barrel 9 can slide into the anus conveniently.

In this embodiment, a fastening-type fixing device is disposed between the anal lens cone 9 and the gun head 4, and the anal lens cone 9 and the gun head 4 are more conveniently disassembled and assembled by the fastening-type fixing device.

In this embodiment, the fastening type fixing device includes a fastening strip 91 and a fastening seat 92, the fastening strip 91 is disposed on the outer wall of the gun head 4, the fastening strip 91 is disposed along the axial direction of the gun head 4, the fastening seat 92 includes two parallel clamping plates disposed on the inner wall of the anal lens barrel 9, the two clamping plates are disposed along the axial direction of the anal lens barrel 9, and the two clamping plates and the fastening strip 91 form a fastening type fit. When the anal drawtube 9 is sleeved on the gun head 4, the two clamping plates are clamped on the clamping strip 91, so that the connection between the anal drawtube 9 and the gun head 4 is firmer.

In this embodiment, concave holes 93 are respectively formed on opposite surfaces of the two clamping plates, and protrusions 94 engaged with the concave holes 93 are respectively formed on both sides of the clamping strip 91. The connection between the anal drawtube 9 and the lance tip 4 is made more firm by the fit between the recess 93 and the protrusion 94.

In this embodiment, the number of the snap-in fixing devices is plural, and each snap-in fixing device is distributed along the circumferential direction of the outer wall of the gun head 4 and the circumferential direction of the inner wall of the anal lens cone 9. Preferably, the number of the buckle type fixing devices is four, and the four buckle type fixing devices are uniformly distributed along the circumferential direction of the outer wall of the gun head 4 and the circumferential direction of the inner wall of the anus drawtube 9, so that the connection between the anus drawtube 9 and the gun head 4 is firmer.

As a further improvement of the technical scheme, the gun body 1 is also provided with a wire take-up device and a wire shearing device.

The take-up device comprises a take-up driving device, a wire spool 7, a wire storage box 6 and a guiding device 5 which are respectively arranged on the gun body 1, wherein one end of an elastic wire 3 close to the gun body is connected with a polyester wire 31, each polyester wire 31 is respectively wound on the guiding device 5, each polyester wire 31 is further respectively wound in the wire storage box 6 and penetrates through the wire storage box 6, the lengths of the polyester wires 31 wound in the wire storage box 6 are unequal, one end of each polyester wire 31 close to the wire storage box 6 is further respectively wound on the wire spool 7, and the wire spool 7 is in transmission connection with the take-up driving device. Because the winding lengths of the polyester yarns 31 in the yarn storage box 6 are different, when the winding driving device drives the wire spool 7 to rotate to wind the yarns, the polyester yarns 31 can be sequentially tightened without interference or influence, the operation is simple, and the structure is simplified.

Further improved, the thread storage box 6 comprises a box body 61, a plurality of thread storage pieces 62 are inserted into the box body 61, the number of the thread storage pieces 62 is equal to that of the polyester threads 31, and the polyester threads 31 are wound on the corresponding thread storage pieces 62 one by one. The box body 61 is hollow, and a plurality of wire storage sheets 62 can be sequentially inserted, in this embodiment, the number of the wire storage sheets 62 is four. The top and the bottom of box body 61 are equipped with a plurality of stands 63 respectively, and box body 61 passes through stand 63 and can dismantle the fixing on rifle body 1. The wire storage sheet 62 is provided with a card 621, the box body 61 is provided with a card hole 611, and the wire storage sheet 62 is fixedly connected inside the box body 61 through the matching of the card 621 and the card hole 611.

In a further improvement, a first threading hole 622 is arranged in the thread storage piece 62, two ends of the first threading hole 622 are respectively located on two end faces of the thread storage piece 62, and one end of each polyester thread 31 close to the wire spool 7 passes through the corresponding first threading hole 622 and then is wound on the wire spool 7. The first threading holes 622 have a guiding effect on the polyester threads 31, and when the wire spool 7 rotates to take up the wires, the polyester threads 31 are respectively taken up in the corresponding first threading holes 622, so that the polyester threads 31 are prevented from interfering with each other.

In a further improvement, the guiding device 5 comprises a rotating rod 51 rotatably arranged in the gun body 1, the rotating rod 51 is provided with a plurality of guide wheels 52, the number of the guide wheels 52 is equal to that of the polyester yarns 31, and the polyester yarns 31 are wound on the corresponding guide wheels 52 one by one. The polyester yarns 31 are wound around the guide wheel 52 and then wound on the yarn storage sheet 62, so that mutual interference among the polyester yarns 31 can be prevented, and the polyester yarns 31 are more convenient and smooth to contract.

Further improved, a plurality of second threading holes 41 are formed in the axial direction of the gun head 4, the number of the second threading holes 41 is equal to the number of the elastic threads 3, the second threading holes 41 are distributed on the same side of the gun head 4, the second threading holes 41 are distributed along the circumferential direction of the gun head 4, and the slipknots of the elastic threads 3 are sleeved on the gun head 4 and then respectively penetrate through the corresponding second threading holes 41; the guide wheels 52 on the rotating rod 51 increase in diameter in order from the middle to both ends. The "elastic thread ligator with thread trimming device" disclosed in patent document CN109124717A discloses a solution in which the elastic threads 3 are uniformly distributed along the circumference of the lance tip 4, and in a further improvement, the elastic threads 3 are distributed only on one side of the lance tip 4, which is done to make the volume of the lance tip 4 smaller. In order to adapt to the arrangement of the elastic threads 3 on the same side of the lance tip 4, the diameters of the guide wheels 52 on the rotating rod 51 from the middle to the two ends are sequentially increased, i.e., the diameters of the guide wheels 52 on the rotating rod 51 near the two ends are larger than the diameters of the guide wheels 52 in the middle of the rotating rod 51.

In a further improvement, the wire spool 7 comprises a wire winding rod 71, the wire winding rod 71 is rotatably arranged on the gun body 1, a wire winding wheel 72 is arranged on the wire winding rod 71, a plurality of wire winding grooves 73 are formed in the circumferential direction of the wire winding wheel 72, the number of the wire winding grooves 73 is not less than that of the polyester yarns 31, and the wire winding rod 71 is in transmission connection with a wire winding driving device. Each of the polyester yarns 31 is wound in the corresponding winding groove 73, and the winding rod 71 simultaneously contracts each of the polyester yarns 31 when rotating, but since the lengths of the respective polyester yarns 31 wound in the yarn storage box 6 are not equal to each other, different elastic yarns 3 are actually contracted at different moments when the winding wheel 72 rotates, and the contraction of the respective elastic yarns 3 is not influenced by each other.

In a further improved manner, the wire rewinding driving device comprises a wire rewinding driving member 8 and a first gear 81, the wire rewinding driving member 8 is arranged on the gun body 1, a second gear 82 is arranged on the wire rewinding driving member 8, the first gear 81 is arranged on the wire winding rod 71, and the first gear 81 is meshed with the second gear 82. The take-up driving member 8 is a stepping motor, and the stepping motor is connected with a stepping motor controller and power supply equipment. The power of the wire take-up driver 8 is transmitted to the wire winding rod 71 through the first gear 81 and the second gear 82, so that the wire winding rod 71 takes up the wire under the rotation of the wire take-up driver 8. The first gear 81 and the second gear 82 transmit power, so that a large load can be transmitted, and the service life is long.

In a further improvement, the other end of the polyester thread 31 is a polyester thread 31, the polyester thread 31 is connected with the elastic thread 3 through a wiring terminal, each polyester thread 31 is respectively wound on the guide device 5, and each polyester thread 31 is also respectively wound in the thread storage box 6 and penetrates through the thread storage box 6. The polyester thread 31 has less elasticity than the elastic thread 3, and the polyester thread 31 is more suitable for winding than the elastic thread 3. The elastic thread 3 and the polyester thread 31 are connected through a connecting terminal, and the connecting terminal is of a structure such as a clip and can be connected with the elastic thread and the polyester thread. Or the elastic thread 3 and the polyester thread 31 can be connected by knotting.

The thread cutting device comprises a thread cutting rod 32 movably arranged on the gun body 1, a blade is formed at the front end of the thread cutting rod 32, the blade is abutted to a slipknot formed by elastic threads 3, the number of the thread cutting rods 32 is equal to that of the elastic threads 3, each elastic thread 3 corresponds to one thread cutting rod 32, the rear end of each thread cutting rod 32 is opposite to the output end of the telescopic driving device, each telescopic driving device corresponds to a plurality of thread cutting rods 32, and the distances between the rear end of each thread cutting rod 32 corresponding to the same telescopic driving device and the output end of the telescopic driving device are unequal.

In principle, only one telescopic drive is required in this embodiment, but if two or more telescopic drives are provided, each telescopic drive can correspond to a plurality of thread cutting bars 32. As shown in fig. 11 and 12, the number of the elastic wires 3 and the thread cutting bars 32 in fig. 11 and 12 is four, but it is sufficient to provide one telescopic driving means. For example, the distances between the rear ends of the four thread cutting rods 32 and the output end of the telescopic driving device are 3mm, 6mm, 9mm and 12mm in sequence, when thread cutting is carried out, the output end of the telescopic driving device extends forwards, and the elastic thread 3 with the distance of 3mm is firstly cut off. When the thread is cut again, the output end of the telescopic driving device advances 3mm again, the original elastic thread 3 with the distance of 6mm can be cut, and by analogy, the rest elastic threads 3 can be cut in sequence without mutual interference. The operation is also simpler.

Further preferably, the output end of the telescopic driving device is provided with a pushing plate 33, the plate surface of the pushing plate 33 is opposite to the rear end of each corresponding thread cutting rod 32, and the distances between the rear end of each thread cutting rod 32 corresponding to the same pushing plate 33 and the plate surface of the pushing plate 33 are unequal. The pushing plate 33 is provided to increase the contact surface with each thread cutting rod 32, so as to facilitate pushing the thread cutting rods 32. If the push plate 33 is not provided, it is necessary that the output end of the telescopic drive has a sufficient contact surface with each of the tangent bars 32. Of course, the effect of the pushing plate 33 is still better.

Further preferably, the telescopic driving device comprises a telescopic driving member and a telescopic driving switch, the telescopic driving member is electrically connected with the telescopic driving switch and the power supply device respectively, and the telescopic driving switch is arranged on the gun body 1.

Further preferably, the telescopic driving member is a linear motor, and the linear motor has a relatively stable thrust force, so that the tangent bar 32 has a stable shearing force.

Further preferably, the telescopic driving member is a hydraulic cylinder, and the thrust of the hydraulic cylinder is larger, so that the wire cutting rod 32 has larger shearing force.

Further preferably, the telescopic driving member is a cylinder, and the cylinder is controlled conveniently, so that the tangent rod 32 is controlled conveniently.

The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims (10)

1. An elastic thread ligation device with an anus detection device is characterized by comprising a gun body, a negative pressure tube and at least one elastic thread,

one end of the elastic line is sleeved on the gun head at the front end of the gun body in a slipknot manner, the other end of the elastic line extends to the rear end of the gun body, a detection channel is arranged in the gun head and extends to the rear end of the gun body, an anal lens cone is sleeved on the gun head, one end of a negative pressure tube extends to the gun head and is communicated with the outside, and the other end of the negative pressure tube is connected with a negative pressure device.

2. The elastic thread ligation device with anus detection device according to claim 1, wherein a detection element is inserted in the detection channel.

3. The elastic thread ligator with anal detection device according to claim 2, wherein the detection element is an endoscope.

4. The elastic thread ligation device with anus checking device according to claim 1, wherein the front end of the anus drawtube is a bevel.

5. The elastic thread ligation device with the anus detection device according to claim 4, wherein the included angle between the inclined plane and the tube surface of the anus drawtube is 12-25 °.

6. The elastic thread ligation device with the anus detection device according to claim 1, wherein the diameter of the front end of the anus drawtube is smaller than the diameter of the rear end of the anus drawtube, the front end of the anus drawtube is the end close to the tip of the gun head, and the rear end of the anus drawtube is the end close to the rear end of the gun body.

7. The elastic thread ligation device with the anus detection device according to claim 1, wherein a snap-in fixing device is arranged between the anus drawtube and the gun head.

8. The elastic thread ligation device with the anus detector according to claim 7, wherein the snap-in fixing device comprises a clip strip and a clip seat, the clip strip is arranged on the outer wall of the gun head, the clip strip is arranged along the axial direction of the gun head, the clip seat comprises two parallel clipping plates, the two clipping plates are arranged on the inner wall of the anus drawtube, the two clipping plates are arranged along the axial direction of the anus drawtube, and the two clipping plates and the clip strip form a snap-in fit.

9. The elastic thread ligation device with anus checking device according to claim 8, wherein the opposite sides of the two clamping plates are respectively provided with a concave hole, and the two sides of the clamping strip are respectively provided with a protrusion matching with the concave hole.

10. The elastic thread ligation device with the anus detection device according to claim 8, wherein the number of the snap-in fixing devices is plural, and each snap-in fixing device is distributed along the circumferential direction of the outer wall of the gun head and the inner wall of the anus drawtube.

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