CN112842468A

CN112842468A - Calculus removing device for hepatobiliary surgery

Info

Publication number: CN112842468A
Application number: CN202110183871.1A
Authority: CN
Inventors: 薛峰
Original assignee: Individual
Current assignee: Yang Haiping
Priority date: 2019-01-23
Filing date: 2019-01-23
Publication date: 2021-05-28
Anticipated expiration: 2039-01-23
Also published as: CN109730746A; CN112842468B; CN109730746B

Abstract

The invention relates to the technical field of medical instruments, in particular to a calculus removing device for a hepatobiliary surgery, which comprises an outer barrel, a partition plate, a calculus removing device and a transfusion device, wherein the outer barrel is of a cylindrical structure, a first through hole is formed in the middle of the left end and the right end of the outer barrel, a second through hole is formed in the front end of the first through hole, a first through groove is formed in the rear end of the first through hole, the partition plate is fixedly connected to the middle of the inner part of the outer barrel, the first through hole and the second through hole are correspondingly formed in the partition plate, and a clamping groove. The invention has reasonable structural design, realizes the wrapping of large stones and the cutting and clamping of residual small connective blocks by pushing and rotating the T-shaped rod leftwards, retracts the stone taking-out device into the outer barrel by rotating rightwards and pulling the T-shaped rod, and simultaneously extends the needle tube out of the second through hole, thereby being convenient for injecting medicine, having complete functions and wide visual field and having good popularization prospect.

Description

Calculus removing device for hepatobiliary surgery

The application is a divisional application of an invention patent application with the application number of 2019100615507, the invention is named as a calculus removing device for hepatobiliary surgery, and the application date is 2019, 01, 23.

Technical Field

The invention relates to the technical field of medical instruments, in particular to a calculus removing device for a hepatobiliary surgery.

Background

Solid blocks formed in the catheter cavity or the cavity of cavity organs (such as kidney, ureter, gall bladder or bladder and the like) in a human body or an animal body are mainly found in the gall bladder, the bladder and the renal pelvis and also can be found in the cavities of a pancreatic duct, a salivary gland duct and the like, calculus consists of inorganic salt or organic matters, a core is generally arranged in the calculus and consists of desquamated epithelial cells, bacterial lumps, parasitic ova or polypide, fecal masses or foreign matters, and the calculus can cause lumen obstruction, influence the drainage of liquid of affected organs and generate symptoms of pain, bleeding or secondary infection and the like; most of the gallstones have no clinical symptoms, the typical symptom of the gallstone is biliary colic, part of the gallstones can also be cholecystitis attack, some patients can have Mirrizzi syndrome (cholecystitis, obstructive jaundice and cholangitis), bile duct stones can be caused if the gallstones are discharged into bile ducts, the patients with the gallstone can have no clinical symptoms, can also have abdominal pain and jaundice, patients with bile duct infection can have fever, abdominal pain and jaundice, severe patients can have shock and mental nervous system symptoms, and part of the gallstones can also cause the attack of cholegenic pancreatitis, more and more gallstone patients in hospitals, the traditional gallstone equipment can not meet the requirements of hospitals and patients in the face of diversified patients and different disease symptoms, and the traditional gallstone equipment is few at present, particularly in the treatment of the gallstone, the lithotomy medical equipment is rare, single in function, and the operation is comparatively complicated, can not be fine provide the treatment for the patient, and patient treatment experience is relatively poor.

CN107970056A is a stone removing device for hepatobiliary surgery and a method thereof, and the effort is made for the stone removing device, wherein the stone removing device is connected with a drainage electric control valve through a drainage tube to suck bile in a gall bladder, the cleaning electric control valve is connected through a cleaning tube to realize the washing of the gall bladder cavity by physiological saline, so that the visual field is clear, stones in the gall bladder are removed under the direct vision of a fiber choledochoscope, the negative pressure drainage, the physiological saline cleaning and the carbon dioxide tissue swelling function can be realized, the stone removing work is greatly facilitated, the operation efficiency of medical staff is improved, the operation is facilitated, and the preparation work time and the work load of the medical staff are greatly reduced. The device has high cost, single function of a tool and common stone removal effect, and cannot remove residual polyp connective tissues together, so the improvement is needed.

Disclosure of Invention

The invention aims to overcome the technical defects and provides a calculus removing device for a hepatobiliary surgery, which is reasonable in structural design, realizes the wrapping of large calculus and the cutting and clamping of residual small connective blocks by pushing and rotating a T-shaped rod leftwards, is convenient for medicine injection and has complete functions and wide visual field by rotating rightwards and pulling the T-shaped rod to withdraw the calculus removing device into an outer barrel and simultaneously enabling a needle tube to extend out of a second through hole.

The technical scheme adopted by the invention for solving the technical problems is as follows: a calculus removing device for hepatobiliary surgery comprises an outer barrel, a partition plate and a calculus removing device, wherein the outer barrel is of a cylindrical structure with a first through hole arranged in the middle of the left end and the right end and a second through hole arranged at the front end of the first through hole, a first through groove is arranged at the rear end of the first through hole, the partition plate is fixedly connected with the middle inside the outer barrel, the partition plate is provided with the first through hole and the second through hole, a clamping groove is arranged at the upper end of the first through hole, the inner barrel is limited, the inner barrel can only move leftwards and rightwards and cannot rotate, the upper supporting ring and the lower supporting ring which are contracted are prevented from generating motion interference with a liquid conveying barrel and a second connecting rod at the front end and the rear end of the inner barrel, the calculus removing device comprises an inner barrel, a T-shaped rod, a clamping block, an upper supporting ring, a lower supporting ring, a telescopic rod, a limiting, the inner barrel is internally hinged with a T-shaped rod, the front end of the T-shaped rod extends out of the upper end of the inner barrel by 1cm and is fixedly connected with an upper supporting ring, the right end of the lower supporting ring is fixedly connected with the left lower end of the inner barrel, the left ends of the upper supporting ring and the lower supporting ring are hinged, a telescopic rod is fixedly connected between the upper supporting ring and the lower supporting ring, when the calculus taking device is positioned at the inner side of the outer barrel, the upper supporting ring and the lower supporting ring are overlapped together, the space occupancy rate is reduced, the visual field is enlarged, when the calculus is required to be taken out, the T-shaped rod is pushed leftwards to push the upper supporting ring and the lower supporting ring out from a first through hole to be aligned with the calculus, the T-shaped rod is rotated anticlockwise, the telescopic rod is pulled open by the upper supporting ring and the lower supporting ring, and the telescopic rod is wrapped in the calculus along with the rotation of the upper supporting ring in a tuck shape, the utility model discloses a stone drill string, including first logical groove, second connecting rod, limiting plate, right-hand member, baffle rigid coupling, the limiting plate left side is provided with spout and left side fixed column, and the second connecting rod passes the L type plate-shaped structure in first logical groove for contained angle 120 degrees and left end, forms the pliers, makes things convenient for the excision of remaining fritter connective and gets, second connecting rod rear end is provided with the right-hand member and the baffle rigid coupling of limiting plate and limiting plate, the rear end joint that the limiting plate left side was provided with spout and left side fixed column is in the spout, and when first through-hole was stretched out in T type pole left side, left side fixed column card is.

Furthermore, the distance from the hinged position of the first connecting rod and the second connecting rod to the left side fixing column is smaller than the inner diameter of the 1/2 outer cylinder, so that the inner cylinder is prevented from driving the second connecting rod to move and generate the inner part of the outer cylinder.

Further, the technical scheme includes that the device comprises an infusion device, the infusion device is composed of an infusion cylinder, a needle tube, a spring, a wire, a clamping ring, a piston and a push rod, a clamping block is fixedly connected to the rear end of the infusion cylinder and clamped in a clamping groove in the right end of an inner tube, the needle tube is fixedly connected to the middle of the left end of the infusion cylinder, the spring is sleeved on the needle tube, the left end of the spring is fixedly connected with the inner end face in the left side of the outer tube, the right end of the spring is fixedly connected to the infusion cylinder, the piston is fixedly connected to the inner end of the infusion cylinder, the push rod penetrates through a partition plate and a second through hole in the right side of the outer tube in sequence to the right, the clamping ring is fixedly connected to the front portion of the inner wall in the left end of the outer tube and the front end of the right side of the inner tube in sequence to the left side of the clamping ring in the other end of, the snap ring on the inner cylinder pulls the infusion tube to compress the spring to move leftwards, and the needle tube extends out of the second through hole, so that the medicine is conveniently injected.

The invention has the beneficial effects that: the invention has reasonable structural design, realizes the wrapping of large stones and the cutting and clamping of residual small connective blocks by pushing and rotating the T-shaped rod leftwards, retracts the stone taking-out device into the outer barrel by rotating rightwards and pulling the T-shaped rod, and simultaneously extends the needle tube out of the second through hole, thereby being convenient for injecting medicine, having complete functions and wide visual field and having good popularization prospect.

Drawings

FIG. 1 is a schematic structural view of a stone retrieval device of the present invention.

Fig. 2 is a schematic structural view of the infusion set of the present invention.

Fig. 3 is a rear view of the structure of the present invention.

FIG. 4 is a schematic structural diagram of the outer cylinder of the present invention.

Figure 5 is a schematic view of the internal structure of the stone retrieval device of the present invention.

Detailed Description

The present invention will be described in detail below with reference to fig. 1 to 5.

As shown in figures 1-5, the invention comprises an outer barrel 1, a clapboard 2 and a calculus removing device, wherein the outer barrel 1 is of a cylindrical structure with a first through hole 1-1 arranged in the middle of the left end and the right end and a second through hole 1-3 arranged at the front end of the first through hole 1-1, a first through groove 1-2 is arranged at the rear end of the first through hole 1-1, the clapboard 2 is fixedly connected in the middle of the outer barrel 1, the clapboard 2 is correspondingly provided with the first through hole 1-1 and the second through hole 1-3, a clamping groove 2-1 is arranged at the upper end of the first through hole 1-1, the inner barrel 3 is limited, so that the inner barrel 3 can only move left and right and can not rotate, and the contracted upper supporting ring 3-3 and lower supporting ring 3-4 and the infusion barrel 4 and second connecting rods 3-10 at the front end and the rear end of the inner barrel, The device comprises a T-shaped rod 3-1, a fixture block 3-2, an upper support ring 3-3, a lower support ring 3-4, a telescopic rod 3-5, a limiting plate 3-6, a chute 3-7, a fixing column 3-8, a first connecting rod 3-9 and a second connecting rod 3-10, wherein the fixture block 3-2 is fixedly connected to the upper end of an inner cylinder 3, the fixture block 3-2 is clamped in a clamping groove 2-1, the T-shaped rod 3-1 is hinged to the inner cylinder 3, the upper support ring 3-3 is fixedly connected to the upper end, extending out of 1cm on the left side of the inner cylinder 3, of the front end of the T-shaped rod 3-1, the right end of the lower support ring 3-4 is fixedly connected to the left lower end of the inner cylinder 3, and the upper support ring,

and the middle of the two is fixedly connected with a telescopic rod 3-5, when the calculus removing device is positioned at the inner side of the outer cylinder 1, the upper support ring 3-3 and the lower support ring 3-4 are overlapped together, the space occupancy rate is reduced, the visual field is enlarged, when the calculus is required to be removed, the T-shaped rod 3-1 is pushed leftwards to push the upper support ring 3-3 and the lower support out of the first through hole 1-1 to align the calculus, the T-shaped rod 3-1 is rotated anticlockwise, the telescopic rod 3-5 is pulled open by the upper support ring 3-3 and the lower support ring 3-4 along with the rotation of the upper support ring 3-3 to form a tuck-net shape to wrap the calculus in the inner part, the middle of the left rear end of the inner cylinder 3 is fixedly connected with a fixed column 3-8, the left end of the fixed column 3-8 is hinged with two first connecting rods 3-9, the left ends of the first connecting rods 3-9 The fixed columns 3-8 are hinged in a crossed manner, the second connecting rod 3-10 is an L-shaped plate-shaped structure with an included angle of 120 degrees and the left end penetrating through the first through groove 1-2 to form a pliers, so that the residual small connective blocks can be conveniently cut off and clamped, the back end of the second connecting rod 3-10 is provided with a limit plate 3-6, the right end of the limit plate 3-6 is fixedly connected with the clapboard 2, the left side of the limiting plate 3-6 is provided with a chute 3-7, the rear end of the left side fixing column 3-8 is clamped in the chute 3-7, when the left side of the T-shaped rod 3-1 extends out of the first through hole 1-1, the left side fixing column 3-8 is clamped at the leftmost end of the sliding groove 3-7, the opening of the two second connecting rods 3-10 is largest at the moment, on one hand, the influence on the stone of the net bag is avoided, and on the other hand, the stone behind the net bag can be blocked and the residual small pieces of connective substances can be cut off and clamped by pulling the T-shaped plate rightwards.

In this embodiment, the distance from the hinged position of the first connecting rod 3-9 and the second connecting rod 3-10 to the left side fixing column 3-8 is less than 1/2 inner diameter of the outer cylinder 1, so as to avoid the movement interference generated between the inner cylinder 3 and the inner cylinder 1 in the process of driving the second connecting rod 3-10 to move.

The infusion device is composed of an infusion cylinder 4, a needle tube 4-1, a spring 4-2, a wire 4-3, a clamping ring 4-4, a piston 4-5 and a push rod 4-6, wherein the rear end of the infusion cylinder 4 is fixedly connected with a clamping block 3-2, the clamping block 3-2 is clamped in a clamping groove 2-1 at the right end of an inner cylinder 3, the needle tube 4-1 is fixedly connected in the middle of the left end of the infusion cylinder 4, the spring 4-2 is sleeved on the needle tube 4-1, the left end of the spring 4-2 is fixedly connected with the inner end face at the left side of an outer cylinder 1, the right end of the spring is fixedly connected on the infusion cylinder 4, the piston 4-5 is clamped in the infusion cylinder 4, the right end of the piston 4-5 is fixedly connected with the push rod 4-6, the push rod 4-6 sequentially penetrates through a partition plate 2 and a second, the front part of the inner wall at the left end of the outer barrel 1 and the front end at the right side of the inner barrel 3 are fixedly connected with snap rings 4-4, the right end of a line 4-3 is fixedly connected with the left upper end of the infusion barrel 4, the right end of the line sequentially penetrates through the left snap ring 4-4 and the right snap ring 4-4 to be fixedly connected, when the T-shaped rod 3-1 is rotated clockwise and pulled rightwards to retract the calculus taking device into the outer barrel 1, the snap ring 4-4 on the inner barrel 3 pulls the infusion tube to compress the spring 4-2 to move leftwards, and the needle tube 4-1 extends out of the second through hole 1-3, so.

When the calculus removing device is used, when the calculus removing device is positioned on the inner side of the outer barrel 1, the upper support ring 3-3 and the lower support ring 3-4 are overlapped together, the space occupancy rate is reduced, the visual field is enlarged, when the calculus is required to be removed, the T-shaped rod 3-1 is pushed leftwards to push the upper support ring 3-3 and the lower support out of the first through hole 1-1 to align the calculus, the T-shaped rod 3-1 is rotated anticlockwise, the telescopic rod 3-5 is pulled open by the upper support ring 3-3 and the lower support ring 3-4 to form a net bag shape along with the rotation of the upper support ring 3-3 to wrap the calculus in the inner part, meanwhile, the left fixing column 3-8 is clamped at the leftmost end of the sliding groove 3-7, the left ends of the two second connecting rods 3-10 are maximally opened, on one hand, the influence on the net bag calculus is avoided, on the other hand, the stone after the net bag can, when the calculus removing device rotates clockwise and pulls the T-shaped rod 3-1 rightwards to retract the calculus removing device into the outer barrel 1, the clamping ring 4-4 on the inner barrel 3 pulls the infusion tube to compress the spring 4-2 to move leftwards, and the needle tube 4-1 extends out of the second through hole 1-3, so that the medicine injection is convenient, the functions are complete, and the visual field is wide.

Claims

1. The utility model provides a calculus remove device for hepatobiliary surgery, includes urceolus, baffle and calculus remove device, its characterized in that: the outer barrel is of a cylindrical structure, a first through hole is formed in the middle of the left end and the right end of the outer barrel, a partition plate is fixedly connected in the middle of the inner portion of the outer barrel, a first through hole and a second through hole are formed in the partition plate, a clamping groove is formed in the upper end of the first through hole, the calculus removing device is composed of an inner barrel, a T-shaped rod, a clamping block, an upper supporting ring, a lower supporting ring, a telescopic rod, a limiting plate, a sliding groove, a fixing column, a first connecting rod and a second connecting rod, the upper end of the inner barrel is fixedly connected with the clamping block, the clamping block is clamped in the clamping groove, the inner barrel is internally hinged with the T-shaped rod, the front end of the T-shaped rod extends out of 1cm of the inner barrel, the upper end of the T-shaped rod is fixedly connected with the upper supporting ring and the left end of the lower supporting ring, the right end of the lower supporting ring is hinged with the left end of the, the middle of the left end of first connecting rod all articulated to have second connecting rod and two second connecting rods is through fixed column cross-hinge joint, the second connecting rod passes the L type platelike structure in first logical groove for contained angle 120 degrees and left end, second connecting rod rear end is provided with the right-hand member and the baffle rigid coupling of limiting plate and limiting plate, the rear end joint that the limiting plate left side was provided with spout and left side fixed column is in the spout, the distance of first connecting rod and the articulated department of second connecting rod to left side fixed column is less than 1/2 urceolus internal diameter.

2. The stone retrieval device for hepatobiliary surgery of claim 1, wherein: still include infusion set, infusion set comprises infusion section of thick bamboo, needle tubing, spring, line, snap ring, piston and push rod, infusion section of thick bamboo rear end rigid coupling has fixture block and fixture block joint in the draw-in groove of inner tube right-hand member, rigid coupling has cup jointed the spring on needle tubing and the needle tubing in the middle of the infusion section of thick bamboo left end, terminal surface rigid coupling and its right-hand member rigid coupling are on infusion section of thick bamboo in spring left end and the urceolus left side, the rigid coupling of piston and piston right-hand member has the push rod in the infusion section of thick bamboo, the push rod passes the second through-hole on baffle and urceolus right side in proper order right, the anterior of urceolus left end inner wall and the equal rigid coupling of inner tube right side front end have the snap ring, and the one end rigid coupling of line passes left.