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CN-121987266-A - Retractable T-shaped liver lifter

CN121987266ACN 121987266 ACN121987266 ACN 121987266ACN-121987266-A

Abstract

The invention relates to a collapsible T-shaped liver lifter, comprising a T-shaped liver lifter assembly and a collapsible tube. The T-shaped liver propping assembly comprises a main body rod, a shrinkage tube, a positioning handle, two pairs of installation racks, a spring, a limiting plate, a stable operation and simple control, and a firm integral structure, wherein the main body rod of the T-shaped liver propping assembly is inserted into the shrinkage tube, the positioning handle is fixedly arranged on the side edge of the rear end of the main body rod and extends out of a positioning hole formed in the surface of the shrinkage tube, the two pairs of installation racks are respectively provided with a liver propping plate I and a liver propping plate II through a rotating shaft to form a T-shaped head, one side of the liver propping plate I and one side of the liver propping plate II, which faces the main body rod, are connected with the spring, and the limiting plate for supporting the liver propping plate I and the liver propping plate II is arranged on the two pairs of installation racks.

Inventors

  • WANG GANG
  • SHENG XIAOLEI
  • Zhu Zhencheng

Assignees

  • 张家港市第一人民医院

Dates

Publication Date
20260508
Application Date
20260327

Claims (7)

  1. 1. The collapsible T-shaped liver propping device comprises a T-shaped liver propping assembly (1) and is characterized in that a main body rod (11) of the T-shaped liver propping assembly (1) is inserted into a shrinkage tube (2), a positioning handle (13) is fixedly arranged on the side edge of the rear end of the main body rod (11), the positioning handle (13) stretches out from a positioning hole (21) formed in the surface of the shrinkage tube (2), two pairs of mounting frames (16) are arranged at the front end of the main body rod (11), the first liver propping plate (15) and the second liver propping plate (18) are respectively mounted through rotating shafts to form a T-shaped head, a spring (14) is connected to one side of the main body rod (11) facing the first liver propping plate (15) and the second liver propping plate (18), and limiting plates (17) supporting the first liver propping plate (15), and the second liver propping plate (18) are arranged on the two pairs of mounting frames (16), and the spring (14), the first liver propping plate (15), the mounting frames (16), the limiting plates (17) and the second liver propping plate (18) are wrapped by collodion (12).
  2. 2. The collapsible T-shaped liver lifter according to claim 1, wherein the main body rod (11), the positioning handle (13), the spring (14), the first liver lifter plate (15), the mounting frame (16), the limiting plate (17), the second liver lifter plate (18) and the collapsible tube (2) are all made of stainless steel.
  3. 3. The collapsible T-shaped liver lifter according to claim 2, wherein a ball head is arranged at the top end of the positioning handle (13).
  4. 4. The collapsible T-shaped liver lifter according to claim 1, wherein the T-shaped head formed by wrapping collodion (12) with first (15) and second (18) liver plates has a width of six cm.
  5. 5. The collapsible T-shaped liver lifter of claim 4 wherein the T-shaped head formed by wrapping collodion (12) with first (15) and second (18) plates has a diameter of one centimeter.
  6. 6. The collapsible T-shaped liver lifter according to claim 1, wherein the length of the collapsible tube (2) is thirty-five cm.
  7. 7. The collapsible T-liver lifter of claim 1, which is used as follows: Preparation before use 1. Checking the instrument, namely taking out the sterilized contractile T-shaped liver lifter from the package, checking the integrity of the instrument, ensuring that the T-shaped liver lifter assembly (1) and the contraction tube (2) are not deformed or damaged, 2. Confirming the initial state, namely ensuring that the positioning handle (13) of the T-shaped liver supporting component (1) is positioned at the nearest end (namely, the side close to an operator) of the positioning hole (21) on the shrinkage tube (2), Operating procedure First, the abdominal cavity is accessed The rear end of the contraction tube (2) is held by hand, the front end (T-shaped head part) of the instrument in a contracted state is slowly and gently stretched into the abdominal cavity through a puncture outfit or an operation incision preset in the abdominal cavity until reaching the vicinity of a target area needing to push the liver aside, Second step, unfolding the T-shaped head After in-vivo positioning, the ball head at the top end of the positioning handle (13) extending from the positioning hole (21) is pinched by the thumb or the index finger, The positioning handle (13) is gently pushed forward along the track of the positioning hole (21) (i.e. in a direction away from the operator) until reaching the most distal end of the positioning hole, In the forward pushing process, the first liver supporting plate (15) and the second liver supporting plate (18) at the front end of the main body rod (11) can be automatically unfolded to two sides under the action of the elasticity of the spring (14) and the elasticity of the collodion cotton (12) to form a T-shaped supporting head, Third step, pushing open liver to expose visual field After confirming that the T-shaped head is completely unfolded, the liver can be gently and stably pushed to a required position by utilizing the unfolded T-shaped head by adjusting the integral position of the shrinkage tube (2), Fourth, the T-shaped head is contracted and taken out When the operation is finished and the instrument is needed to be taken out, the ball head of the positioning handle (13) is pinched, and is pulled backwards along the track of the positioning hole (21) (i.e. pulled towards the direction close to the operator) until the instrument returns to the initial position, When the positioning handle (13) is pulled backwards, the shrinkage tube (2) can move forwards relatively, the edge of the tube orifice of the shrinkage tube can gradually press and fold the first liver supporting plate (15) and the second liver supporting plate (18) which are unfolded, and simultaneously the spring (14) and the collodion cotton (12) are compressed.

Description

Retractable T-shaped liver lifter Technical Field The invention relates to the technical field of medical equipment, in particular to a retractable T-shaped liver lifter. Background At present, if the liver needs to be pushed away in the operation, a snake-shaped liver pushing device or a five-leaf forceps are needed, wherein the snake-shaped liver pushing device is complex to operate and difficult to push away and unstable, and the five-leaf forceps have the problems of small and limited operation range, limited force and poor exposure field during operation. Meanwhile, the two tools also have the problem that the tools cannot be adjusted and moved at any time after being fixed. At present, the invention with the patent publication number of CN205458844U discloses an intestinal canal pushing device which comprises an outer sheath tube, a puncture needle and a pushing core, wherein the puncture needle and the pushing core respectively penetrate through the outer sheath tube and are matched with the outer sheath tube, the outer sheath tube is in a cylindrical shape, the inner part of the outer sheath tube is in a hollow structure, one end of the outer sheath tube is flush, the other end of the outer sheath tube is provided with a horn-shaped tail wing, the puncture needle is in a cylindrical shape, one end of the puncture needle is in a needle point shape, the other end of the puncture needle is fixedly provided with a circular first baffle plate, the pushing core comprises a main body rod and an elastic part, one end of the main body rod is in a cylindrical shape, one end of the main body rod is fixedly connected with one end of the elastic part, the other end of the main body rod is fixedly connected with a circular second baffle plate, the elastic part is in a solenoid shape in a natural state, and in medical practice, when a focus organ in a patient is very close to or even clings to the intestinal canal, the intestinal canal pushing device can be effectively pushed away by the intestinal canal, and the focus organ is separated from the intestinal canal, so that unnecessary damage caused by the focus organ and the therapy operation can be avoided. As is known from the above-described disclosure, in the prior art, the invention of CN205458844U achieves separation of a focal organ from an intestinal canal in a case where the focal organ is close to or even closely attached to the intestinal canal in a patient's body, and avoids damage to the intestinal canal due to a therapeutic operation, but the elastic portion of the patent has insufficient strength, the liver is heavier than the intestinal canal, and the strength is insufficient when pushing the liver. Disclosure of Invention Aiming at the problems in the prior art, the invention provides the contractile T-shaped liver lifter which can be stably operated and is simple to control, and the visual field after pushing the liver can be effectively ensured. In order to achieve the purpose, the retractable T-shaped liver propping device comprises a T-shaped liver propping assembly and a shrinkage tube, wherein a main body rod of the T-shaped liver propping assembly is inserted into the shrinkage tube, a positioning handle is fixedly arranged on the side edge of the rear end of the main body rod and extends out of a positioning hole formed in the surface of the shrinkage tube, two pairs of mounting frames are arranged at the front end of the main body rod, the first liver propping plate and the second liver propping plate are respectively mounted through rotating shafts to form a T-shaped head, one side, facing the main body rod, of the first liver propping plate and the second liver propping plate is connected with a spring, limiting plates for supporting the first liver propping plate and the second liver propping plate are arranged on the two pairs of mounting frames, and the spring, the first liver propping plate, the mounting frames, the limiting plates and the second liver propping plate are all wrapped by collodion. In addition, the collapsible T-shaped liver lifter according to the above embodiment of the present invention may further have the following additional technical features: as a further improvement scheme of the invention, the main body rod, the positioning handle, the spring, the liver supporting plate I, the mounting rack, the limiting plate, the liver supporting plate II and the shrinkage tube are all made of stainless steel. As a further improvement scheme of the invention, the top end of the positioning handle is provided with a ball head. As a further improvement scheme of the invention, the width of the T-shaped head formed by the first liver plate and the second liver plate wrapping collodion cotton is six centimeters. As a further improvement scheme of the invention, the diameter of the T-shaped head formed by the first liver plate and the second liver plate wrapping collodion cotton is one centimeter. As a further improvement of the