阅读说明：本技术 一种大范围可旋转重复开闭式双向软组织夹 (Large-range rotatable repeated opening and closing type bidirectional soft tissue clamp ) 是由 蹇明盛 李洁 于 2021-09-17 设计创作，主要内容包括：本发明公开了一种大范围可旋转重复开闭式双向软组织夹,其特征在于,包括夹取装置和控制手柄,所述夹取装置通过螺纹连接限位管,限位管另一端通过螺纹连接导管,导管另一端固定连接到控制手柄上,控制手柄上的活动柄和第二活动柄分别固定连接一根钢丝,钢丝依次穿过导管、限位管,钢丝另一端分别固定连接到夹取装置内的两个推拉杆末端；两根推拉杆左端的限位圆盘上均固定连接一根曲形钢丝,曲形钢丝另一端固定连接夹取爪后段末端。本发明方便夹紧操作,便于旋转角度和日常修理；该装置夹取力度容易控制,夹取力度上限较高,夹取稳定不易脱落；能够夹取的范围较大,能够夹取较大的创口。(The invention discloses a large-range rotatable repeated opening and closing type bidirectional soft tissue clamp which is characterized by comprising a clamping device and a control handle, wherein the clamping device is connected with a limiting pipe through threads, the other end of the limiting pipe is connected with a guide pipe through threads, the other end of the guide pipe is fixedly connected to the control handle, a movable handle and a second movable handle on the control handle are respectively and fixedly connected with a steel wire, the steel wires sequentially penetrate through the guide pipe and the limiting pipe, and the other ends of the steel wires are respectively and fixedly connected to the tail ends of two push-pull rods in the clamping device; and the limiting discs at the left ends of the two push-pull rods are fixedly connected with a curved steel wire, and the other ends of the curved steel wires are fixedly connected with the tail ends of the clamping claw rear sections. The invention is convenient for clamping operation, rotation angle and daily repair; the clamping force of the device is easy to control, the upper limit of the clamping force is high, and the clamping is stable and is not easy to fall off; the scope that can press from both sides is great, can press from both sides and get great wound.)

1. The large-range rotatable repeated opening and closing type bidirectional soft tissue clamp is characterized by comprising a clamping device and a control handle, wherein the clamping device is connected with a limiting pipe through threads, the other end of the limiting pipe is connected with a guide pipe through threads, the other end of the guide pipe is fixedly connected to the control handle, a movable handle and a second movable handle on the control handle are respectively and fixedly connected with a steel wire, the steel wires sequentially penetrate through the guide pipe and the limiting pipe, and the other ends of the steel wires are respectively and fixedly connected to the tail ends of two push-pull rods in the clamping device; and the limiting discs at the left ends of the two push-pull rods are fixedly connected with a curved steel wire, and the other ends of the curved steel wires are fixedly connected with the tail ends of the clamping claw rear sections.

2. The wide range rotatable repeatable opening and closing bi-directional soft tissue clamp of claim 1 wherein: a tubular shell is arranged outside the clamping device, and rectangular through notches are formed in sections 2/3 from left to right on the upper side and the lower side of the tubular shell; the left end of the tubular shell is fixedly connected with a middle clamping plate, and the section of the middle clamping plate is rectangular.

3. The wide range rotatable repeatable opening and closing bi-directional soft tissue clamp of claim 2 wherein: the left section of the tubular shell is internally provided with a connecting rod, and the two clamping claws are hinged to the connecting rod in a manner that the claw heads are opposite.

4. The wide range rotatable repeatable opening and closing bi-directional soft tissue clamp of claim 3 wherein: the front section of the clamping claw is bent inwards, the middle section and the rear section are straight, and the straight line of the middle section and the straight line of the rear section form a hinge connection position with an included angle of 60 degrees at the rear section 1/3; the section of the clamping claw is U-shaped.

5. The wide range rotatable repeatable opening and closing bi-directional soft tissue clamp of claim 1 wherein: the movable handle and the second movable handle on the control handle are movably arranged on the fixed handle, and the movable handle and the second movable handle can axially slide along the fixed handle; and a mechanism capable of changing the direction of the force is arranged in the second movable handle.

6. The wide range rotatable repeatable opening and closing bi-directional soft tissue clamp of claim 5 wherein: the limiting disc and the push-pull rod are integrally formed, the diameter of the limiting disc is larger than that of the push-pull rod, and a steel wire fixing hole is formed in the right section of the push-pull rod.

7. The wide range rotatable repeatable opening and closing bi-directional soft tissue clamp of claim 2 wherein: and a limiting column is fixedly arranged in the tubular shell at a position which is deviated to the left.

8. The wide range rotatable repeatable opening and closing bi-directional soft tissue clamp of claim 1 wherein: threads are arranged at two ends of the outer wall of the limiting pipe, and the limiting pipe is provided with a through stepped hole from left to right; the inner diameter of a large hole of the stepped hole is the same as the outer diameter of the limiting disc, and the inner diameter of a small hole of the stepped hole is the same as the outer diameter of the push-pull rod; the push-pull rod is movably arranged in the small hole of the stepped hole.

9. The use method of a wide range rotatable repeatedly openable and closable bidirectional soft tissue clamp according to any one of claims 1 to 8, wherein:

(1) sliding a movable handle of the control handle to the farthest end along the fixed handle rightwards, and sliding a second movable handle to the farthest end along the fixed handle leftwards, so that the two clamping claws are closed towards the middle clamping plate;

(2) guiding the clamping device into a part to be clamped in the patient body through an endoscope;

(3) the movable handle is rotated, and the clamping device is rotated along with the movable handle to be adjusted to a proper clamping position;

(4) the movable handle and the second movable handle slide along the fixed handle, and the clamping claw is opened to a proper angle;

(5) holding the control handle to push forwards to enable the clamping device to be in full contact with the target to be clamped;

(6) sliding the movable handle to the right end along the fixed handle, wherein the angle between one clamping claw and the middle clamping plate is gradually reduced, and the object to be clamped is clamped;

(7) adjusting the position of the clamping device to enable the other clamping claw to be in full contact with the target to be clamped;

(8) sliding the second movable handle along the fixed handle to the left end, and gradually reducing the angle between the clamping claw and the middle clamping plate and clamping the target to be clamped;

(9) the grasping device is left in the patient to grasp the wound, and the rest is taken out.

Technical Field

The invention belongs to the technical field of soft tissue clamps, and particularly relates to a large-range rotatable and repeatedly openable and closable bidirectional soft tissue clamp.

Background

The medical apparatus refers to instruments, equipment, appliances, in-vitro diagnostic reagents and calibrators, materials and other similar or related articles directly or indirectly applied to the human body, and comprises required computer software, wherein the effects are mainly obtained in a physical mode and other modes, not in a pharmacological, immunological or metabolic mode, or are only assisted by the modes, so that the diagnosis, prevention, monitoring, treatment or alleviation of diseases are achieved; diagnosis, monitoring, treatment, mitigation, or functional compensation of injury; examination, replacement, regulation or support of a physiological structure or physiological process; support or maintenance of life; controlling pregnancy; by examining a sample from a human body, information is provided for medical or diagnostic purposes.

With the continuous progress and development of medical technology, the treatment method and technology for the pathological tissue in the body are also continuously developed, the pathological changes in the digestive tract are usually treated by endoscopic instrument surgery, and some surgeries may cause bleeding in the treatment area. The endoscope hemostasis methods adopted at present are an electrocoagulation method, a laser coagulation method, a drug hemostasis method, a hemostatic clamp and the like. The hemostatic clamp has the advantages of high hemostatic speed, quick healing of postoperative soft tissue, capability of discharging the exfoliative body from the body, small wound and few complications.

The soft tissue clip can grasp the edge of the bleeding tissue to stop bleeding, and according to the related literature, as disclosed in japanese patent laid-open publication No. 2002-191609 and japanese patent laid-open publication No. 2004-121485, the grasping direction and grasping position of the clip assembly are controlled by corresponding parts in the pushing system through the clip assembly and the pushing system, and the clip grasps the soft tissue by the clip assembly and leaves the clip in the tissue body through the corresponding control device of the clip assembly.

The soft tissue clamp part is a disposable device, the pushing system is correspondingly a control device which can be used repeatedly, and people often use a sealing device at the clamp component part to keep the claw, the sleeve and other parts in good condition and ensure the sanitation and safety of the clamp part.

The rotatable soft tissue clips on the market are very many in types and number, but have the following defects: the soft tissue clamp is inconvenient to clamp, rotate at an angle and repair daily; the clamping force of the soft tissue clamp is difficult to control, the soft tissue clamp is too small and easy to fall off, and the soft tissue clamp is too large and easy to cause secondary damage; the clamping range is small, and the clamping of a large wound is incomplete; therefore, improvements are needed in the art of rotatable soft tissue clips.

Disclosure of Invention

In order to solve the technical problem, the invention designs a large-range rotatable repeated opening and closing type bidirectional soft tissue clamp which comprises a clamping device and a control handle, wherein the clamping device is provided with two clamping claws and a middle clamping plate, and the clamping device is closed towards the middle clamping plate and is equivalently provided with two clamps; the tail end of the clamping claw is fixedly connected to the push-pull rod through a curved steel wire, and the control handle controls the opening and closing of the clamping claw; compared with the prior art, the design is convenient for clamping operation, rotation angle and daily repair; the clamping force of the device is easy to control, the upper limit of the clamping force is high, and the clamping is stable and is not easy to fall off; the scope that can press from both sides is great, can press from both sides and get great wound.

In order to achieve the technical effects, the invention is realized by the following technical scheme: the large-range rotatable repeated opening and closing type bidirectional soft tissue clamp is characterized by comprising a clamping device and a control handle, wherein the clamping device is connected with a limiting pipe through threads, the other end of the limiting pipe is connected with a guide pipe through threads, the other end of the guide pipe is fixedly connected to the control handle, a movable handle and a second movable handle on the control handle are respectively and fixedly connected with a steel wire, the steel wires sequentially penetrate through the guide pipe and the limiting pipe, and the other ends of the steel wires are respectively and fixedly connected to the tail ends of two push-pull rods in the clamping device; and the limiting discs at the left ends of the two push-pull rods are fixedly connected with a curved steel wire, and the other ends of the curved steel wires are fixedly connected with the tail ends of the clamping claw rear sections.

Further, a tubular shell is arranged outside the clamping device, and penetrating rectangular notches are formed in the upper side and the lower side of the tubular shell and in the sections 2/3 from left to right; the left end of the tubular shell is fixedly connected with a middle clamping plate, and the section of the middle clamping plate is rectangular.

Furthermore, a connecting rod is arranged in the left section of the tubular shell, and the two clamping claws are hinged to the connecting rod in a manner that the claw heads are opposite to each other.

Furthermore, the front section of the clamping claw is bent inwards, the middle section and the rear section are straight, and the straight line of the middle section and the straight line of the rear section form a hinge connection position with an included angle of 60 degrees at the rear section 1/3; the section of the clamping claw is U-shaped.

Furthermore, a movable handle and a second movable handle on the control handle are movably arranged on the fixed handle, and the movable handle and the second movable handle can axially slide along the fixed handle; and a mechanism capable of changing the direction of the force is arranged in the second movable handle.

Furthermore, the limiting disc and the push-pull rod are integrally formed, the diameter of the limiting disc is larger than that of the push-pull rod, and a steel wire fixing hole is formed in the right section of the push-pull rod.

Furthermore, a limiting column is fixedly installed in the tubular shell at a position which is deviated to the left.

Furthermore, both ends of the outer wall of the limiting pipe are provided with threads, and the limiting pipe is provided with a through stepped hole from left to right; the inner diameter of a large hole of the stepped hole is the same as the outer diameter of the limiting disc, and the inner diameter of a small hole of the stepped hole is the same as the outer diameter of the push-pull rod; the push-pull rod is movably arranged in the small hole of the stepped hole.

Another object of the present invention is to provide a method for using a wide-range rotatable and repeatedly openable and closable bidirectional soft tissue clamp, which comprises the following steps:

(1) sliding a movable handle of the control handle to the farthest end along the fixed handle rightwards, and sliding a second movable handle to the farthest end along the fixed handle leftwards, so that the two clamping claws are closed towards the middle clamping plate;

(2) guiding the clamping device into a part to be clamped in the patient body through an endoscope;

(3) the movable handle is rotated, and the clamping device is rotated along with the movable handle to be adjusted to a proper clamping position;

(4) the movable handle and the second movable handle slide along the fixed handle, and the clamping claw is opened to a proper angle;

(5) holding the control handle to push forwards to enable the clamping device to be in full contact with the target to be clamped;

(6) sliding the movable handle to the right end along the fixed handle, wherein the angle between one clamping claw and the middle clamping plate is gradually reduced, and the object to be clamped is clamped;

(7) adjusting the position of the clamping device to enable the other clamping claw to be in full contact with the target to be clamped;

(8) sliding the second movable handle along the fixed handle to the left end, and gradually reducing the angle between the clamping claw and the middle clamping plate and clamping the target to be clamped;

(9) the grasping device is left in the patient to grasp the wound, and the rest is taken out.

The invention has the beneficial effects that:

the invention designs a large-range rotatable repeatedly-opened and closed bidirectional soft tissue clamp, which comprises two parts, namely a clamping device and a control handle, wherein the clamping device is provided with two clamping claws and a middle clamping plate, and the clamping device is closed towards the middle clamping plate and is equivalently provided with two clamps; the tail end of the clamping claw is fixedly connected to the push-pull rod through a curved steel wire, and the control handle controls the opening and closing of the clamping claw; compared with the prior art, the design is convenient for clamping operation, rotation angle and daily repair; the clamping force of the device is easy to control, the upper limit of the clamping force is high, and the clamping is stable and is not easy to fall off; the scope that can press from both sides is great, can press from both sides and get great wound.

Drawings

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

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front view of the gripping apparatus of the present invention;

FIG. 3 is a schematic cross-sectional view of the grasping apparatus according to the present invention;

FIG. 4 is a schematic cross-sectional view of the stopper tube of the present invention;

FIG. 5 is a schematic view of the control handle structure of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a gripping device; 101. clamping claws; 102. a connecting rod; 103. a rear section; 104. a curved steel wire; 105. a limiting disc; 106. a push-pull rod; 107. a steel wire fixing hole; 108. a tubular housing; 109. a limiting column; 110. a middle splint; 21. a limiting pipe; 211. a small hole; 212. macropores; 3. a control handle; 301. a fixed handle; 302. a movable handle; 303. a conduit; 304. a steel wire; 305. a second movable handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 5, the wide-range rotatable repeatedly-opening and closing type bidirectional soft tissue clamp is characterized by comprising a clamping device 1 and a control handle 3, wherein the clamping device 1 is connected with a limiting pipe 21 through threads, the other end of the limiting pipe 21 is connected with a guide pipe 303 through threads, the other end of the guide pipe 303 is fixedly connected to the control handle 3, a movable handle 302 and a second movable handle 305 on the control handle 3 are respectively and fixedly connected with a steel wire 304, the steel wires sequentially penetrate through the guide pipe 303 and the limiting pipe 21, and the other ends of the steel wires are respectively and fixedly connected to the tail ends of two push-pull rods 106 in the clamping device 1; a curved steel wire 104 is fixedly connected to the limiting disc 105 at the left ends of the two push-pull rods 106, and the other end of the curved steel wire 104 is fixedly connected to the tail end of the rear section 103 of the clamping claw 101.

A tubular shell 108 is arranged outside the clamping device 1, and rectangular through notches are formed in sections 2/3 from left to right on the upper side and the lower side of the tubular shell 108; the left end of the tubular housing 108 is fixedly connected with an intermediate clamping plate 110, and the section of the intermediate clamping plate 110 is rectangular.

The left section of the tubular shell 108 is internally provided with a connecting rod 102, and the two clamping claws 101 are hinged on the connecting rod 102 in a way that the claw heads are opposite.

The front section of the clamping claw 101 is bent inwards, the middle section and the rear section 103 are straight, and the straight line of the middle section and the rear section 103 forms a hinge connection position with an included angle of 60 degrees at the rear section 1031/3; the gripping claw 101 is U-shaped in cross section.

The movable handle 302 and the second movable handle 305 on the control handle 3 are movably mounted on the fixed handle 301, and the movable handle 302 and the second movable handle 305 can slide along the axial direction of the fixed handle 301; a mechanism capable of changing the direction of force is provided in the second movable handle 305.

The limiting disc 105 and the push-pull rod 106 are integrally formed, the diameter of the limiting disc 105 is larger than that of the push-pull rod 106, and a steel wire fixing hole 107 is formed in the right section of the push-pull rod 106.

A limiting column 109 is fixedly arranged in the tubular shell 108 at a position which is deviated to the left.

Both ends of the outer wall of the limiting pipe 21 are provided with threads, and the limiting pipe 21 is provided with a through stepped hole from left to right; the inner diameter of the large stepped hole 212 is the same as the outer diameter of the limiting disc 105, and the inner diameter of the small stepped hole 211 is the same as the outer diameter of the push-pull rod 106; the push-pull rod 106 is movably mounted in the small hole 211 of the stepped hole.

Example 2

The using method comprises the following steps: sliding the movable handle 302 of the control handle 3 rightwards along the fixed handle 301 to the farthest end, and sliding the second movable handle 305 leftwards along the fixed handle 301 to the farthest end, so that the two clamping claws 101 are closed towards the middle clamping plate 110; guiding the clamping device 1 into a part needing to be clamped in a patient body through an endoscope; the movable handle 302 is rotated, and the clamping device 1 is rotated along with the movable handle to be adjusted to a proper clamping position; sliding the movable handle 302 and the second movable handle 305 along the fixed handle 301, and the gripping claw 101 is opened to a proper angle; holding the control handle 3 to push forwards, so that the clamping device 1 is fully contacted with a target to be clamped; sliding the movable handle 302 along the fixed handle 301 to the right end, wherein the angle between one of the gripping claws 101 and the intermediate clamp plate 110 gradually decreases and grips the object to be gripped; adjusting the position of the gripping device 1 to make the other gripping claw 101 fully contact with the target to be gripped; sliding the second movable handle 305 to the left along the fixed handle 301, the angle between the gripping claw 101 and the intermediate clamp plate 110 gradually decreases and grips the object to be gripped; the grasping apparatus 1 is left in the patient to grasp the wound, and the rest is taken out.

Example 3

The invention designs a large-range rotatable repeatedly-opened and closed bidirectional soft tissue clamp, which comprises a clamping device 1 and a control handle 3, wherein the clamping device 1 is provided with two clamping claws 101 and a middle clamping plate 110, and the clamping device is closed towards the middle clamping plate 110 and is equivalently provided with two clamps; the tail end of the clamping claw 101 is fixedly connected to a push-pull rod 106 through a curved steel wire 104, and the control handle 3 controls the opening and closing of the clamping claw 101; compared with the prior art, the design is convenient for clamping operation, rotation angle and daily repair; the clamping force of the device is easy to control, the upper limit of the clamping force is high, and the clamping is stable and is not easy to fall off; the scope that can press from both sides is great, can press from both sides and get great wound.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.