Intestinal obstruction catheter convenient to place
By designing a guide tube with six steel balls connected together and a traction fixation mechanism, the problem of passing existing intestinal obstruction catheters through the gastroduodenal pathway was solved, achieving stable guidance and fixation of the catheter, reducing operational complexity and the risk of complications.
Patent Information
- Application Number
- CN202422736376.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-11
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-11-11
AI Technical Summary
Existing intestinal obstruction catheters are difficult to use accurately through the complex gastroduodenal pathway, have significant individual patient differences, require high operational skills, and carry the risk of complications.
An intestinal obstruction catheter for easy placement was designed. It uses a guide tube with six steel balls connected together and is equipped with a traction mechanism and a fixation mechanism. The catheter is stably guided and fixed by the cooperation of the traction ring and the elastic rope.
This allows for convenient passage of the catheter through the gastroduodenal pathway, reducing the risk of jamming and dislodgement, and improving the safety and stability of the procedure.
Smart Images
Figure CN223555306U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of intestinal obstruction catheter, especially to a kind of intestinal obstruction catheter of convenient catheter placement. BACKGROUND
[0002] Intestinal obstruction refers to the partial or complete obstruction of intestinal tract due to various reasons, which leads to the failure of intestinal contents to pass normally. Intestinal obstruction catheter is usually a medical device used for diagnosing or treating intestinal obstruction. It is inserted into the small intestine through the nose to reduce pressure, help the intestinal tract discharge contents and gas, and effectively relieve symptoms and promote the recovery of intestinal tract.
[0003] Most of the existing intestinal obstruction catheters have many difficulties in use. 1. Complex anatomical structure: the path from the stomach to the duodenum has physiological bends, such as the angle at the gastric pylorus and the curvature of the duodenum, which requires accurate control of direction and force when the catheter passes, otherwise it is easy to jam or fall into the stomach cavity. 2. Individual differences of patients: 1) There may be certain variations in the anatomical structure of the gastrointestinal tract of different patients, such as the size of the pyloric tube, the length and angle of the duodenum, etc., which increases the difficulty and uncertainty of catheterization. 2) The severity of the patient's condition also affects catheterization. 3. High technical requirements for operation: 1) Endoscopic operation requires a certain degree of technical proficiency and experience. 2) The patient's reaction and vital signs need to be observed at all times during the catheterization process. 4. Risk of complications: 1) Catheterization may damage the mucosa of the gastrointestinal tract, causing bleeding, perforation, and other complications. 2) The catheter may twist, knot or block during the passage, resulting in failed catheterization, which requires re-adjustment or replacement of the catheter. Therefore, the technical personnel in the art provide an intestinal obstruction catheter for convenient catheter placement to solve the problems raised in the above background technology. SUMMARY
[0004] The utility model aims at solving the shortcomings in the prior art and provides an intestinal obstruction catheter for convenient catheter placement, which allows the catheter to reach the desired placement position conveniently and quickly.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an intestinal obstruction catheter for convenient catheter placement, comprising a tube main body, a side hole is formed in the front side position of the one side end face of the tube main body, a front guide is fixedly arranged on the front end face of the tube main body, a traction mechanism is arranged on the front side position of the front guide, and a fixing mechanism is arranged on the rear side position of the tube main body.
[0006] The traction mechanism comprises a fixing ring, a soft sleeve and a sliding block, a threaded column is fixedly arranged on the one side end face of the soft sleeve close to the fixing ring, a traction ring is fixedly arranged on the inner wall of the one side of the soft sleeve away from the fixing ring, the fixing mechanism comprises a paste plate and an elastic rope, and a clamping barrel is fixedly arranged on the middle position of the upper end face of the paste plate.
[0007] Further, the pipe body rear end face is fixedly provided with a pipe interface, and the pipe interface upper end face is fixedly provided with a water bag control port.
[0008] Further, the pipe body outer end face front side position is fixedly sleeved with a first water bag, and the pipe body outer end face middle front side position is fixedly sleeved with a second water bag.
[0009] Further, the fixed ring is fixedly sleeved on the front guide outer end face front side position, and the fixed ring is consistent with the front guide manufacturing material.
[0010] Further, the fixed ring is fixedly sleeved on the front guide outer end face front side position, and the fixed ring is consistent with the front guide manufacturing material.
[0011] Further, the fixed ring is fixedly sleeved on the front guide outer end face front side position, and the fixed ring is consistent with the front guide manufacturing material.
[0012] Further, the fixed ring is fixedly sleeved on the front guide outer end face front side position, and the fixed ring is consistent with the front guide manufacturing material.
[0013] Further, the fixed ring is fixedly sleeved on the front guide outer end face front side position, and the fixed ring is consistent with the front guide manufacturing material.
[0014] The utility model has the advantages of the following beneficial effects:
[0015] 1. The intestinal obstruction catheter convenient to place the catheter, the front guide is connected with six steel balls to form a rosary, which is high in softness and easy to slip off when encountering intestinal curvature and folds, has the effect of a weight, and can more easily pass through the pylorus, a traction mechanism is arranged at the first and second steel ball connecting positions of the front guide head in front of the intestinal obstruction, the catheter is lubricated and then placed into the stomach through the nasal cavity, a gastroscope is passed through the mouth, and the traction ring on the front guide is clamped by the gastroscope forceps through the foreign body forceps, so that the pipe body is sent through the pylorus and guided to quickly reach the duodenum level, and when the traction ring is clamped by the gastroscope forceps, the traction ring is pressed and tightly arranged on the gastroscope forceps under the contraction of the sliding block, so that the traction ring can be effectively prevented from falling off the gastroscope forceps.
[0016] 2. The intestinal obstruction catheter convenient to place the catheter, a fixing mechanism is arranged at the rear of the pipe body, the clamping sleeve is buckled on the pipe body, the elastic rope is wound around the rear of the pipe body and reaches the upper part of the pipe body, then the elastic rope on the clamping sleeve is sleeved on the head to hang up the pipe body, and the glue arranged below the pad can be adhered to the skin, so that the pipe body is fixed and more stable. DRAWINGS
[0017] Figure 1 It is a bottom view of the utility model;
[0018] Figure 2 is a schematic view of the shaft of the utility model;
[0019] Figure 3 is a schematic view of the side section of the traction mechanism of the utility model;
[0020] Figure 4 is a schematic view of the Figure 1 enlarged view of A of the utility model;
[0021] Figure 5 is a schematic view of the Figure 2 enlarged view of B of the utility model;
[0022] Figure 6 is a schematic view of the Figure 2 enlarged view of C of the utility model.
[0023] Legend:
[0024] 1, traction mechanism; 2, front guide; 3, first water bag; 4, second water bag; 5, pipe body; 6, fixing mechanism; 7, pipe interface; 8, water bag control port; 9, side hole; 101, fixing ring; 102, traction ring; 103, sliding block; 104, soft sleeve; 105, threaded groove; 106, threaded column; 601, elastic rope; 602, connecting ring; 603, clamping barrel; 604, sticking plate; 605, annular adhesive. DETAILED DESCRIPTION
[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0026] With reference to Figure 1 , Figure 2 , Figure 4 , Figure 5 , an embodiment provided by the utility model: an intestinal obstruction catheter convenient for placing a catheter, comprising a pipe body 5, a side hole 9 is formed in the front side position of one side end face of the pipe body 5, a front guide 2 is fixedly arranged on the front end face of the pipe body 5, a traction mechanism 1 is arranged on the front side position of the front guide 2, and a fixing mechanism 6 is arranged on the rear side position of the pipe body 5.
[0027] The pipe body 5 rear end face is fixedly provided with a pipe interface 7, the pipe interface 7 upper end face is fixedly provided with a water bag control port 8, the pipe body 5 outer end face front side position is fixedly sleeved with a first water bag 3, the pipe body 5 outer end face middle front side position is fixedly sleeved with a second water bag 4, a fixed ring 101 is fixedly sleeved on the front side position of the outer end face of the front guide 2, the fixed ring 101 is consistent with the manufacturing material of the front guide 2, and the clamping barrel 603 is clamped and arranged on the rear side position of the outer end face of the pipe body 5.
[0028] Specifically, when the catheter is used, the front guide 2 is inserted into the patient's body, the pipe body 5 is driven into the patient's body by the front guide 2, the first water bag 3 and the second water bag 4 are arranged on the pipe body 5, the pipe interface 7 and the water bag control port 8 are arranged at the rear of the pipe body 5, the pipe body 5 body can be controlled through the pipe interface 7, the two water bags can be controlled through the water bag control port 8, the water bags are filled with water and drained, so that the diameter of the water bag is controlled, and suction and drainage can be achieved through the side hole 9 on the pipe body 5.
[0029] Referring to Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 The traction mechanism 1 includes a fixed ring 101, a soft sleeve 104 and a sliding block 103, the soft sleeve 104 is fixedly provided with a threaded column 106 on the side end face close to the fixed ring 101, the soft sleeve 104 is fixedly provided with a traction ring 102 on the inner wall away from the fixed ring 101, the fixed mechanism 6 includes a clamping barrel 603 and an elastic rope 601, the clamping barrel 603 is fixedly arranged on the upper end face of the paste plate 604, and the clamping barrel 603 is fixedly arranged on the upper end face of the paste plate 604.
[0030] The fixed ring 101 is provided with a threaded groove 105 on the side end face close to the soft sleeve 104, the threaded column 106 is threadedly sleeved in the threaded column 106, the sliding block 103 is fixedly arranged on one side end face of the traction ring 102, the sliding block 103 is slidably sleeved on the outer end face of the traction ring 102, the clamping barrel 603 is fixedly arranged on both sides of the middle position of the upper end face of the clamping barrel 603, the elastic rope 601 is fixedly arranged between the two connecting rings 602, and the paste plate 604 is fixedly provided with an annular adhesive tape 605 on the lower end face.
[0031] Specifically, the leading 2 is a six steel ball connection constitutes a rosary, high softness, easy to slip when encountering intestinal curvature and wrinkle, both the weight effect, but also more easily through the pylorus, in the front of the intestinal obstruction guide head first and second steel ball connection is provided with a traction mechanism 1, the catheter lubricated through the nasal cavity and placed in the stomach, through the mouth down the gastroscope through the gastroscope clamp with foreign body clamp hold the leading 2 on the traction ring 102, the tube body 5 sent through the pylorus, guide tube body 5 quickly to the duodenum level, the gastroscope clamp in clamping traction ring 102, traction ring 102 will receive the slider 103 contraction pressure on the gastroscope clamp, can effectively avoid the traction ring 102 from the gastroscope clamp fall off, when to loose, loosen the gastroscope clamp clamping slightly move the head, easy to slide the slider 103 will expand the traction ring 102 convenient for the extraction of the head, and the rear of the tube body 5 is provided with a fixed mechanism 6, the card tube 603 buckle on the tube body 5, and then the elastic rope 601 on the card tube 603 is put on the head, and through the ring shaped adhesive 605 under the paste plate 604 can be adhered to the skin, so that the tube body 5 is fixed more stable.
[0032] Working principle: when using the catheter, the soft sleeve 104 is fixed by rotating the soft sleeve 104 into the thread groove 105 through the threaded column 106, then the tube body 5 is inserted into the body through the leading 2, the side hole 9 is arranged on the tube body 5 behind the leading 2, which is beneficial to suction and drainage, the fixed ring 101 is arranged at the first and second steel ball connection of the front end guide head of the intestinal obstruction, the fixed ring 101 is connected with the traction ring 102 through the soft sleeve 104, the traction ring 102 is clamped by the gastroscope clamp with the foreign body clamp, the traction ring 102 is reduced under tension, the slider 103 is pressed on the foreign body clamp, the leading 2 is sent through the pylorus, the guide tube body 5 quickly reaches the duodenum level, and then the water bag is inflated to complete the arrangement of the tube body 5;
[0033] Secondly, when the tube body 5 is fixed outside the body, the card tube 603 is buckled on the tube body 5 for fixation, then the ring shaped adhesive 605 under the paste plate 604 can be adhered to the skin, the elastic rope 601 is connected between the connecting rings 602 on the card tube 603, and the head can be sleeved and fixed by the elastic rope 601.
[0034] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model, should be included in the protection scope of the utility model.
Claims
1. An intestinal obstruction catheter for convenient placement, comprising a tube body (5), characterized in that: A side hole (9) is provided on the front side of one end face of the tube body (5), a front guide (2) is fixedly provided on the front end face of the tube body (5), a traction mechanism (1) is provided on the front side of the front guide (2), and a fixing mechanism (6) is provided on the rear side of the tube body (5). The traction mechanism (1) includes a fixed ring (101), a soft sleeve (104) and a slider (103). A threaded post (106) is fixedly provided on the end face of the soft sleeve (104) near the fixed ring (101). A traction ring (102) is fixedly provided on the inner wall of the soft sleeve (104) away from the fixed ring (101). The fixing mechanism (6) includes a plate (604) and an elastic rope (601). A retainer (603) is fixedly provided at the middle position of the upper end face of the plate (604).
2. The intestinal obstruction catheter for convenient catheter placement according to claim 1, characterized in that: The pipe body (5) is fixedly provided with a pipe interface (7) at the rear end face, and a water bladder control port (8) is fixedly provided at the upper end face of the pipe interface (7).
3. The intestinal obstruction catheter for convenient catheter placement according to claim 1, characterized in that: The first water bladder (3) is fixedly sleeved on the front side of the outer end face of the tube body (5), and the second water bladder (4) is fixedly sleeved on the front side of the middle of the outer end face of the tube body (5).
4. The intestinal obstruction catheter for convenient catheter placement according to claim 1, characterized in that: The fixing ring (101) is fixedly sleeved on the front side of the outer end face of the front guide (2), and the fixing ring (101) is made of the same material as the front guide (2).
5. The intestinal obstruction catheter for convenient catheter placement according to claim 1, characterized in that: The fixed ring (101) has a threaded groove (105) on the end face near the soft sleeve (104), and the threaded post (106) is threaded onto the inner wall of the threaded post (106).
6. The intestinal obstruction catheter for convenient catheter placement according to claim 1, characterized in that: The upper side of the slider (103) is fixedly disposed on one end face of the traction ring (102), and the lower side of the slider (103) is slidably sleeved on the outer end face of the traction ring (102).
7. The intestinal obstruction catheter for convenient catheter placement according to claim 1, characterized in that: Connecting rings (602) are fixedly installed on both sides of the middle of the upper end face of the cassette (603), and the elastic rope (601) is fixedly installed between the two connecting rings (602).
8. The intestinal obstruction catheter for convenient catheter placement according to claim 1, characterized in that: The clip (603) is snapped onto the rear side of the outer end face of the tube body (5), and the lower end face of the adhesive plate (604) is fixedly provided with an annular adhesive (605).