CN113616867B - Debridement drainage instrument for acute pancreatitis necrosis range - Google Patents

Abstract

The invention discloses a debridement drainage instrument for an acute pancreatitis necrosis range, which comprises a device box, wherein the bottom end of the device box is fixedly provided with a sucker in a penetrating manner, the inner top wall of the device box is symmetrically welded with two supporting rods, the two supporting rods are connected with a large gear in a rotating manner, the inner wall of the large gear is provided with an internal thread, the internal thread is connected with a thread cover in a threaded manner, the inner wall of the thread cover is welded with an action barrel, the bottom wall of the action barrel is fixedly provided with a puncture needle in a penetrating manner, the large gear is meshed with a pinion, the rotation center of the pinion is connected with a gear shaft in a key manner, the gear shaft penetrates through the box wall of the device box, and one end of the gear shaft extending outwards is welded with a turntable. The advantages are that: when the device is used, the sucker is adsorbed with the skin of a human body, so that the device is fixed on the surface of the skin of the human body, a worker does not need to hold the device, and the worker can better perform debridement and drainage of a necrotic focus.

Description

A device for debridement and drainage of necrotic areas of acute pancreatitis

technical field

The invention relates to the technical field of drainage devices, in particular to a debridement and drainage device for necrotic areas of acute pancreatitis.

Background technique

The quality of life of people in our country is getting better and better. With the rapid development of the economy and the continuous improvement of people's living standards, there are more and more diseases in the society. Pancreatitis is a common disease at present. A kind of disease, debridement and drainage of pancreatitis necrosis is widely used in hospitals, and it is also one of the common medical devices. At present, during the treatment of pancreatitis, it is necessary to remove the necrosis of pancreatitis to facilitate surgery and recovery.

However, during the removal of the existing necrotic focus of pancreatitis, when the instrument is in use, because the puncture needle penetrates into the patient's body, the puncture needle penetrates faster during operation, causing certain pain to the patient, and the medical staff The drainage device needs to be inserted into the patient's body, and the necrotic focus is removed by washing with liquid medicine. However, during the operation, the operator needs to hold and fix the debridement and drainage device for the necrotic focus of pancreatitis, which brings a certain burden to the medical staff during the operation. Therefore, the present invention designs a device for debridement and drainage of necrotic areas of acute pancreatitis.

Contents of the invention

The purpose of the present invention is to solve the problem in the prior art that patients feel pain when the puncture speed is too fast, and propose a debridement and drainage device for necrotic areas of acute pancreatitis.

In order to achieve the above object, the present invention adopts the following technical scheme: a device for debridement and drainage of necrotic lesions of acute pancreatitis, including a device case, the bottom end of the device case is glued and fixed with a suction cup, and the inner top wall of the device case Two support rods are symmetrically welded, and the two support rods are jointly rotated and connected with a large gear. The inner wall of the large gear is provided with an internal thread, and the internal thread is threaded with a threaded cover, and the inner wall of the threaded cover is welded. The bottom wall of the action barrel is fixedly provided with lancets, the large gear meshes with a pinion, the rotation center of the pinion is keyed to a gear shaft, and the gear shaft penetrates the box wall of the device box, so One end protruding outward of the gear shaft is welded with a turntable, the turntable is rotatably connected with the box wall of the device box, a cleaning device is arranged on the action barrel, and an adsorption device is arranged inside the device box.

In the above-mentioned device for debridement and drainage of necrotic areas of acute pancreatitis, the cleaning device includes a connecting tube, one end of the connecting tube runs through the barrel wall of the working barrel and is fixedly connected with the working barrel, and the other end is fixedly connected with a sleeve, so The other end of the cannula is inserted with a medicine feeding bucket and a suction tube, and the end of the action barrel away from the puncture needle is inserted with a hysteroscope tube, and a hysteroscope is fixedly arranged on the hysteroscope tube. The end of the hysteroscopic tube away from the puncture needle is welded and fixed with a push plate.

In the above-mentioned device for debridement and drainage of necrotic lesions of acute pancreatitis, the adsorption device includes a sliding plate, which is in sealing and sliding connection with the box wall of the device box, and the working barrel runs through the plate wall of the sliding plate, and the sliding plate It is sealed and slidably connected with the action barrel, the sliding plate is provided with a first through hole, the first through hole is fixed with a first one-way valve, and the side of the box away from the suction cup is provided with a second through hole , the second through hole is fixedly provided with a second one-way valve, a fixed rod is welded on the sliding plate, the fixed rod penetrates the wall of the device box and protrudes outward, and the fixed rod is far away from the sliding plate One end of the limiting block is welded with a limit block, and a pull ring is glued and fixed on the limit block, and a first spring is set on the fixed rod, and one end of the first spring is against the sliding plate, and the other end is in contact with the The inner box walls are offset.

In the above-mentioned device for debridement and drainage of necrotic areas of acute pancreatitis, the side wall of the device box is provided with an air outlet, and the side wall of the device box is welded with a plurality of second springs, and the plurality of second springs are equidistant and uniform. Distributed around the air outlet, the other ends of the plurality of second springs are jointly fixed with a push block, the side of the push block corresponding to the air outlet is welded with a connecting rod, and the other end of the connecting rod is welded with a Blocking block, the size of the blocking block is larger than the size of the air outlet, the side of the blocking block corresponding to the box is set as a permanent magnet, and the box is made of ferromagnetic material.

In the aforementioned instrument for debridement and drainage of necrotic areas of acute pancreatitis, a pinhole is provided at the bottom end of the puncture needle, the size of the hysteroscope tube is smaller than the size of the pinhole, and a handle is welded and fixed on the turntable.

In the above-mentioned device for debridement and drainage of necrotic lesions of acute pancreatitis, the suction cup is made of elastic rubber material, the size of the large gear is larger than that of the small gear, and the pull ring is made of rubber material.

In the above-mentioned device for debridement and drainage of necrotic areas of acute pancreatitis, the hysteroscope tube is provided with a limiting device, the first spring is made of stainless steel and its model is FWR20-120-A.

In the above-mentioned device for debridement and drainage of necrotic areas of acute pancreatitis, the air outlet is located at the lowest end of the initial position of the sliding plate, and the suction tube is connected with an external suction device.

Compared with the prior art, the present invention has the advantages of:

1. In the present invention, through the arrangement of large gears, pinion gears, and medicine feeding hoppers, the puncturing needle can be slowly inserted into the patient's body when the device is used for drainage, so as to avoid the puncturing needle from being inserted too quickly and increase the pain of the patient. sense, and when working, by stably fixing the device on the patient's skin, it can make the staff work better;

2. In the present invention, when the patient needs to be drained, the device is fixed on the patient's skin, and the pull ring is pulled several times in a row to make the sliding plate move back and forth, so that through the first one-way The function of the valve and the second one-way valve discharges the air in the suction cup to the outside world, so that a vacuum is formed between the suction cup and the skin, so that the lowering device is fixed on the patient's skin under the effect of external air pressure, so that the staff can use it without holding it , can work better;

3. In the present invention, the medicine liquid is sent into the patient through the medicine feeding hopper through the casing and the action barrel, and the medicine liquid cleans and removes the necrotic foci in the patient's body, so that after the cleaning is completed, it is connected by a suction tube. The suction device sucks the cleaned medicinal solution, thus completing the cleaning process of the patient's necrotic focus;

4. In the present invention, the process of inserting needles is to rotate the turntable, so that the small gear drives the large gear to rotate, and the large gear decelerates the input speed. At this time, when the large gear rotates, the internal thread inside the large gear will be opposite to the threaded cover. Rotate, so that the threaded cover drives the action barrel to move down, so that the puncture needle is inserted into the patient's body, and the speed is relatively slow during this process, so that the patient's pain is weakened;

5. In the present invention, after the cleaning is finished, the connecting rod pushes the blocking block to move downward by pushing the push block, so that the suction cup communicates with the outside world, and the vacuum inside the suction cup is eliminated, so that the device can be easily detached from the patient's skin.

Description of drawings

Fig. 1 is a schematic structural view of a device for debridement and drainage of necrotic areas of acute pancreatitis proposed by the present invention;

Fig. 2 is a schematic structural view of a device case in a device for debridement and drainage of acute pancreatitis necrotic areas proposed by the present invention;

Fig. 3 is an enlarged schematic diagram of part A of the device box in a device for debridement and drainage of acute pancreatitis necrosis proposed by the present invention;

Fig. 4 is a schematic structural view of the barrel in the device for debridement and drainage of necrotic areas of acute pancreatitis proposed by the present invention.

In the figure: 1 device box, 2 suction cups, 3 support rods, 4 large gears, 5 threaded covers, 6 action barrels, 7 needles, 8 small gears, 9 gear shafts, 10 turntables, 11 connecting pipes, 12 bushings, 13 inlets Medicine bucket, 14 suction tube, 15 hysteroscope tube, 16 push plate, 17 hysteroscope, 18 sliding plate, 19 fixed rod, 20 first spring, 21 limit block, 22 pull ring, 23 first through hole , 24 first check valve, 25 second through hole, 26 second check valve, 27 air outlet, 28 second spring, 29 push block, 30 connecting rod, 31 blocking block.

Detailed ways

The following examples are for illustrative purposes only and are not intended to limit the scope of the invention.

Example

Referring to Figures 1-4, a device for debridement and drainage of necrotic lesions of acute pancreatitis includes a device case 1, the bottom of the device case 1 is glued and fixed with a suction cup 2, and the inner top wall of the device case 1 is symmetrically welded with two support rods 3. The two support rods 3 are jointly rotated and connected with a large gear 4. By setting the large gear 4 and the small gear 8, the speed is reduced during the transmission process, thereby slowing down the speed at which the puncturing needle 7 is inserted into the patient's skin and reducing the patient's pain sense, the inner wall of the large gear 4 is provided with an internal thread, and the internal thread is threaded with a threaded cover 5, and the internal thread is threaded with the threaded cover 5, so that when the small gear 8 rotates the large gear 4 under the meshing action, the internal thread makes the The threaded cover 5 can move, so that the threaded cover 5 can drive the action barrel 6 to move, so that the puncture needle 7 can move until it is inserted into the patient's skin. The inner wall of the threaded cover 5 is welded with the action barrel 6, and the bottom wall of the action barrel 6 runs through The pinion 7 is fixedly arranged, the large gear 4 meshes with the pinion 8, the rotation center of the pinion 8 is keyed to a gear shaft 9, the gear shaft 9 penetrates the box wall of the device box 1, and one end of the gear shaft 9 protruding outward is welded There is a turntable 10. By rotating the turntable 10, the pinion 8 is driven by the gear shaft 9 to rotate. The turntable 10 is rotatably connected with the wall of the device case 1. The action barrel 6 is provided with a cleaning device, and the device case 1 is provided with an adsorption device.

The cleaning device includes a connecting pipe 11, one end of the connecting pipe 11 runs through the barrel wall of the action barrel 6 and is fixedly connected with the action barrel 6, and the other end is fixedly connected with a sleeve 12, and the other end of the sleeve 12 is inserted with a medicine feeding hopper. 13 and the suction tube 14, the end of the action barrel 6 away from the needle 7 is inserted with a hysteroscope tube 15, the hysteroscope tube 15 is fixedly provided with a hysteroscope 17, and the end of the hysteroscope tube 15 away from the needle 7 is welded and fixed There is a push plate 16. By pushing the push plate 16, the staff can observe the position of the patient's necrotic focus through the hysteroscope 17 by pushing the hysteroscope tube 15 into the position where the needle hole 7 is located, so that it is convenient to check to process.

The adsorption device includes a sliding plate 18, which is sealed and slidably connected with the box wall of the device box 1, and the action bucket 6 runs through the wall of the sliding plate 18, and the sliding plate 18 is sealed and slidably connected with the action bucket 6. The sliding plate 18 is provided with a second A through hole 23, the first through hole 23 is fixedly provided with a first one-way valve 24, when the sliding plate 18 moves away from the suction cup 2, the sliding plate 18 will form the space between the sliding plate 18 and the device box 1 The gas is discharged to the outside world through the second through hole 25 and the second one-way valve 26. When the sliding plate 18 moves toward the direction close to the suction cup 2, the air in the space formed by the suction cup 2 and the patient's skin surface passes through the first passage. The hole 23 and the first one-way valve 24 suck the side of the sliding plate 18 away from the suction cup 2, thereby discharging the air between the suction cup 2 and the patient's skin surface, so that the device is adsorbed on the patient's skin under the effect of external atmospheric pressure On the surface, so that the staff does not need to hold hands, it is convenient for the staff to work better. The side of the device box 1 away from the suction cup 2 is provided with a second through hole 25, and the second through hole 25 is fixedly provided with a second one-way valve. 26, a fixed rod 19 is welded on the sliding plate 18, the fixed rod 19 penetrates the box wall of the device box 1 and protrudes outwards, the end of the fixed rod 19 far away from the sliding plate 18 is welded with a limit block 21, and the limit block 21 and the device box 1, the box wall fits so that the fixed rod 19 will not slide out, and the stopper 21 is glued and fixed with a pull ring 22, which makes it easy for the staff to work. By pulling the pull ring 22, the stopper 21 can be fixed. The rod 19 moves, and the fixed rod 19 is covered with a first spring 20. One end of the first spring 20 is against the sliding plate 18, and the other end is against the inner wall of the device box 1. After the pull ring 22 is pulled, the pull ring 22 When away from the device box 1, after the pull ring 22 is released, under the action of a spring 20, the fixed rod 19 returns to the original position with the sliding plate 18.

The side wall of the device case 1 is provided with an air outlet 27, and the side wall of the device case 1 is welded with a plurality of second springs 28, and the plurality of second springs 28 are equidistantly evenly distributed around the air outlet 27. The other end of the push block 29 is jointly fixedly arranged, and the side corresponding to the push block 29 and the air outlet 27 is welded with a connecting rod 30, and the other end of the connecting rod 30 is welded with a blocking block 31, and the size of the blocking block 31 is larger than the air outlet 27 The size of the blocking block 31 and the corresponding side of the device case 1 are set to permanent magnets, and the device case 1 is made of ferromagnetic material. The blocking block 31 can be closely matched with the blocking block 31 to avoid air leakage in the box 1 under normal conditions.

The bottom end of the needle 7 is provided with a pinhole, the size of the hysteroscope tube 15 is smaller than the size of the pinhole, a handle is welded and fixed on the turntable 10, the suction cup 2 is made of elastic rubber material, and the size of the large gear 4 is larger than that of the small gear 8 The size of the pull ring 22 is made of rubber material, so that when the hand pulls the pull ring 22, it feels comfortable and avoids the sense of urgency of the pull. The mirror tube 15 can remain stable when moving to a certain position. The first spring 20 is made of stainless steel and the model is FWR20-120-A. The air outlet 27 is located at the lowest end of the initial position of the sliding plate 18. The suction pipe 14 is cooperatively connected with an external suction device.

In the present invention, when it is necessary to treat the patient's necrotic focus, first place the device at the position where the skin of the patient's necrotic focus is, and pull the pull ring 22 several times in succession, so that under the action of the first spring 20, the sliding When the plate 18 moves upwards, the air in the space formed by the sliding plate 18 and the device case 1 is discharged through the second through hole 25 and the second check valve 26; The first one-way valve 24 draws out the air in the space between the suction cup 2 and the skin, thereby reducing the air pressure between the suction cup 2 and the skin and finally attaching it stably to the patient's skin surface under the action of atmospheric pressure , No need to use a hand, making it easy for the staff to remember the next work.

By pushing the push plate 16, the hysteroscope tube 15 moves down to the pinhole position of the puncturing needle 7 and observes the position of the necrosis focus of the patient through the hysteroscope 17, and sends the medicinal solution through the medicine feeding hopper 13 through the cannula 12. Flush to the position of the patient's necrotic focus. After flushing, the cleaned medicinal solution is sucked through the suction tube 14 and the external suction device. When the work is finished, push the push block 29 to make the outside air It enters into the suction cup 2 through the air outlet hole 27, so that the suction cup 2 is no longer subjected to external air pressure, so that the device can be easily detached from the patient's skin.

Although this article uses more box 1, suction cup 2, support rod 3, large gear 4, threaded cover 5, action barrel 6, needle 7, pinion 8, gear shaft 9, turntable 10, connecting pipe 11, sleeve 12. Medicine feeding hopper 13, suction tube 14, hysteroscope tube 15, push plate 16, hysteroscope 17, sliding plate 18, fixed rod 19, first spring 20, limit block 21, pull ring 22, second Terms such as a through hole 23, the first one-way valve 24, the second through hole 25, the second one-way valve 26, the air outlet 27, the second spring 28, the push block 29, the connecting rod 30, the blocking block 31, but not The possibility of using other terms is not excluded. The use of these terms is only to describe and explain the essence of the present invention more conveniently; interpreting them as any additional limitation of the acute pancreatitis necrotic focus debridement and drainage device is contrary to the spirit of the present invention.

Claims (7)

1. The utility model provides an acute pancreatitis necrosis kitchen debridement drainage apparatus, includes case (1), its characterized in that, the bottom of case (1) runs through the veneer and is fixed with sucking disc (2), the interior roof symmetry welding of case (1) has two bracing pieces (3), two bracing pieces (3) are rotated jointly and are connected with gear wheel (4), the internal thread has been seted up to gear wheel (4) inner wall, internal thread threaded connection has screw cap (5), the inner wall welding of screw cap (5) has effect bucket (6), the diapire of effect bucket (6) runs through fixedly and is provided with felting needle (7), gear wheel (4) meshing has pinion (8), the center of rotation of pinion (8) is located key-connection has gear shaft (9), gear shaft (9) run through the case wall of case (1), the one end welding that gear shaft (9) outwards stretches out has carousel (10), carousel (10) are rotated with the case wall of case (1) and are connected, be provided with belt cleaning device on effect bucket (6), case (1) is provided with adsorption device.

The adsorption device comprises a sliding plate (18), the sliding plate (18) is connected with the wall of the box (1) in a sealing sliding manner, the acting barrel (6) penetrates through the wall of the sliding plate (18), the sliding plate (18) is connected with the acting barrel (6) in a sealing sliding manner, a first through hole (23) is formed in the sliding plate (18), a first one-way valve (24) is fixedly arranged on the first through hole (23), a second through hole (25) is formed in one side, far away from the sucker (2), of the box (1), a second one-way valve (26) is fixedly arranged on the second through hole (25), a fixing rod (19) is welded on the sliding plate (18), a limiting block (21) is welded at one end, far away from the sliding plate (18), of the fixing rod (19), a pull ring (22) is fixedly arranged on the limiting block (21), a first spring (20) is sleeved on the fixing rod (19), and the first spring (20) abuts against the wall of the box (1) at the other end of the box (20).

2. The debridement drainage instrument for the acute pancreatitis necrosis range according to claim 1, wherein the cleaning device comprises a connecting pipe (11), one end of the connecting pipe (11) penetrates through the barrel wall of the acting barrel (6) and is fixedly connected with a sleeve (12) fixedly connected with the other end of the connecting pipe, a medicine feeding hopper (13) and a suction pipe (14) are penetrated through the other end of the sleeve (12), a hysteroscope pipe (15) is inserted into one end, far away from the needle (7), of the acting barrel (6), a hysteroscope (17) is fixedly arranged on the hysteroscope pipe (15), and a push plate (16) is fixedly welded to one end, far away from the needle (7), of the hysteroscope pipe (15).

3. The debridement drainage instrument for the acute pancreatitis necrosis range according to claim 2, wherein the side wall of the device box (1) is provided with a vent hole (27), the side wall of the device box (1) is welded with a plurality of second springs (28), the second springs (28) are uniformly distributed around the vent hole (27) at equal intervals, the other ends of the second springs (28) are fixedly provided with pushing blocks (29) together, one sides of the pushing blocks (29) corresponding to the vent hole (27) are welded with connecting rods (30), the other ends of the connecting rods (30) are welded with blocking blocks (31), the size of the blocking blocks (31) is larger than that of the vent hole (27), one sides of the blocking blocks (31) corresponding to the device box (1) are provided with permanent magnets, and the device box (1) is made of ferromagnetic materials.

4. The debridement drainage instrument for the acute pancreatitis necrosis range of claim 2, wherein a needle hole is formed in the bottom end of the puncture needle (7), the size of the hysteroscope tube (15) is smaller than that of the needle hole, and a handle is welded and fixed on the rotary disc (10).

5. A debridement drainage apparatus for acute pancreatitis necrosis range as defined in claim 3, wherein said suction cup (2) is made of elastic rubber material, said large gear (4) is larger in size than said small gear (8), and said pull ring (22) is made of rubber material.

6. A debridement drainage apparatus for acute pancreatitis necrosis range as claimed in claim 3, wherein a limit device is arranged on the hysteroscope tube (15), the first spring (20) is made of stainless steel material and is of FWR20-120-a type.

7. A debridement drainage apparatus for acute pancreatitis necrosis range as claimed in claim 3, wherein said air outlet (27) is located at the lowest end of the initial position of the sliding plate (18), and said suction tube (14) is connected with an external suction device in a matched manner.