CN109106407B - Sample taking-out device under pediatric laparoscope - Google Patents
Sample taking-out device under pediatric laparoscope Download PDFInfo
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- CN109106407B CN109106407B CN201811120557.3A CN201811120557A CN109106407B CN 109106407 B CN109106407 B CN 109106407B CN 201811120557 A CN201811120557 A CN 201811120557A CN 109106407 B CN109106407 B CN 109106407B
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- 239000000463 material Substances 0.000 claims description 6
- 239000003086 colorant Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 10
- 208000027418 Wounds and injury Diseases 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 210000000683 abdominal cavity Anatomy 0.000 description 4
- 238000002324 minimally invasive surgery Methods 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012567 medical material Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 206010016654 Fibrosis Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000003445 biliary tract Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004761 fibrosis Effects 0.000 description 1
- 238000002682 general surgery Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
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Abstract
The invention relates to a pediatric laparoscopic specimen taking device which comprises a handle rod, wherein one end of the handle rod is detachably connected with the specimen taking device, the specimen taking device comprises a main shell, one end of the main shell is connected with the handle rod, the other end of the main shell is provided with a blocking device, two end faces of the main shell in the opening direction are respectively provided with a containing groove, each containing groove is internally and slidably provided with an auxiliary plate, the main shell, the blocking device and the two auxiliary plates are matched for use, the specimens are collected together, and the specimens are wrapped in an omnibearing manner to prevent the specimens from falling.
Description
Technical Field
The invention relates to the technical field of medical equipment, mainly relates to sample taking equipment, and in particular relates to a pediatric laparoscopic sample taking device.
Background
Along with the continuous development of society, people's life is also continuously improving, diagnosis to some diseases is also more and more convenient, medical personnel can accomplish diagnosis and treatment of disease through some medical equipment, and minimally invasive surgery is the very common treatment mode in modern medicine, it handles the wound little, patient postoperative recovery speed is fast, its wide application is in medical field, minimally invasive surgery is mainly through the novel technique of endoscope implementation operation in the human body such as peritoneoscope, thoracoscope, in minimally invasive surgery, doctor uses special operating scissors etc. to excision or sample patient tissue under the visual field guide of peritoneoscope or thoracoscope, the sample needs to utilize the sample to take out the bag. The conventional intra-abdominal specimen taking-out bag is mostly made of condoms, surgical gloves, syringe packaging bags and the like temporarily, and in operation, a specimen to be excised is sheared by using a surgical scissors special for minimally invasive surgery, and the temporarily made specimen taking-out bag is used for taking out, so that the following problems exist in the specimen taking-out mode.
Patent application 201410157452.0 discloses a peritoneoscope sample extractor, it is mainly through interior spoon head and outer spoon head collect the sample, if meet the great or the complex sample of shape, can't close with outer spoon head through interior spoon head alone, thereby can make the sample outwards miss, can need take out twice, produce very big harm to patient's wound, in addition, if outer spoon head and interior spoon head take place not hard up in taking out the in-process, the sample very easily takes place to drop, thereby can cause the trouble for medical personnel, cause harm to the patient, moreover, sample extractor among the prior art is mostly integrated into one piece, inconvenient dismantlement, and the function is very single, can not fine satisfy medical personnel's demand, the invention provides a new solution to above problem.
Disclosure of Invention
The invention aims to solve the problems that a sample taking tool in the prior art has low fixing strength for a sample, inconvenient taking process, poor closing effect and the like, and provides a pediatric laparoscopic sample taking device for solving the problems.
The technical scheme for solving the technical problems is as follows:
The pediatric laparoscopic sample taking device comprises a handle rod (1), wherein one end of the handle rod (1) is detachably connected with the sample taking device;
the specimen taking-out device body is a main shell (2), and the main shell (2) is composed of a bottom plate and two side plates and is used for forming a cavity for accommodating a specimen;
one end of the main shell (2) which is not connected with the handle rod (1) is provided with a blocking device which is used for blocking the side end opening of the main shell (2);
The surfaces of the two end surfaces of the upper opening end of the main shell (2) are respectively provided with a containing groove (3), and an auxiliary plate (4) is slidably arranged in each containing groove (3);
Two brackets (24) are symmetrically fixed on the outer side of the handle rod (1), two movable rods (5) respectively penetrate through the two brackets (24) in a sliding mode, one end of each movable rod (5) is detachably spliced together with an auxiliary plate (4) and the main shell (2), and one end of each movable rod (5) is detachably spliced together with the other auxiliary plate (4) and the main shell (2); the other ends of the two movable rods (5) are respectively connected with a rotary handle (6);
the inner wall of the main shell (2) is provided with a fastening bag (7) matched with a cavity formed by the main shell (2), the edge of the bag opening of the fastening bag (7) is connected with an auxiliary side band (8), and the auxiliary side band (8) is detachably connected with the inner wall of the main shell (2);
a movable wire (9) penetrating through the inside of the handle rod (1) is inserted between the auxiliary side band (8) and the fastening bag (7), one end of the movable wire (9) which is not connected with the fastening bag (7) extends out of the end head of the handle rod (1), and when the movable wire (9) is pulled, the auxiliary side band (8) is driven to shrink and the bag opening of the fastening bag (7) is tensioned;
The blocking device comprises a baffle (10), a pull wire (11) and a spool (12), wherein the baffle (10) is rotatably arranged at one side of the bottom end of the main shell (2) which is not connected with the handle rod (1); the spool (12) is arranged inside the handle rod (1), the pulling wire (11) is wound around the spool (12), one end of the pulling wire (11) is connected with the baffle (10), and the other end of the pulling wire passes through the main shell (2) and the handle rod (1) and extends out of the top end of the handle rod (1); when the pulling line (11) is pulled, the pulling line (11) drives the baffle (10) to rotate around the rotating shaft, so that the side end opening of the main shell (2) is blocked;
The end of the handle rod (1) is provided with a wire plate (21), the movable wire (9) and the pulling wire (11) penetrate through the wire plate (21) after penetrating through the outside of the top end of the handle rod (1), and the end penetrating through the wire plate (21) is respectively connected with a blocking block, the blocking block comprises a first blocking block (22) and a second blocking block (23), the first blocking block (22) is connected with the movable wire (9), and the second blocking block (23) is connected with the pulling wire (11).
On the basis of the technical scheme, the invention can be improved as follows.
Preferably, in the main housing (2), the bottom plate is designed as a flat plate, and the side plates are designed as arc plates.
Preferably, one end of the main shell (2) connected with the handle rod (1) is provided with a fixed block (13), and the lower end of the fixed block (13) is connected with an L-shaped clamping block (14); the end of the handle rod (1) connected with the main shell (2) is provided with a longitudinal groove (15) and a transverse groove (16), the longitudinal groove (15) and the transverse groove (16) are arranged in a penetrating way, and the longitudinal groove (15) and the transverse groove (16) are respectively matched with the fixed block (13) and the L-shaped clamping block (14); the L-shaped clamping block (14) is placed in the longitudinal groove (15) and the transverse groove (16), namely the detachable connection of the main shell (2) and the handle bar (1) is realized.
Preferably, an extrusion block (17) is detachably arranged on one side of the longitudinal groove (15) where the transverse groove (16) is not arranged, and a blocking ball (18) is arranged on the outer side of the extrusion block (17); a ball groove (19) matched with the blocking ball (18) is formed in the corresponding position of the inner wall of the longitudinal groove (15);
After the L-shaped clamping block (14) is placed in the longitudinal groove (15) and the transverse groove (16), the extrusion block (17) is extruded and inserted into the longitudinal groove (15) along the edge of the L-shaped clamping block (14), so that the blocking ball (18) is placed in the ball groove (19), and the L-shaped clamping block (14) is fastened.
The extrusion block (17) and the blocking ball (18) are preferably made of rubber materials.
Preferably, the first stopper (22) and the second stopper (23) are provided in different colors for easy distinction.
Preferably, a pocket (20) matched with the auxiliary side band (8) is formed in the corresponding position of the inner wall of the main shell (2), the auxiliary side band (8) is embedded into the pocket (20), and the diameter of the opening end of the pocket (20) is smaller than that of the bottom end.
Preferably, an elastic rubber head (25) is arranged at one end of the movable rod (5), a first through hole (26) matched with the movable rod (5) is arranged at the corresponding position on the main shell (2), a blocking groove (27) matched with the elastic rubber head (25) is arranged at the corresponding position on the auxiliary plate (4), and a second through hole (28) communicated with the first through hole (26) and matched with the movable rod (5) is also arranged at one side of the blocking groove (27); the first through hole (26) and the second through hole (28) are used for accommodating the movable rod (5);
The elastic rubber head (25) is manually plugged into the blocking groove (27), so that the detachable connection of the movable rod (5) and the auxiliary plate (4) is completed.
Preferably, two movable wires (9) and two pulling wires (11) are respectively and vertically symmetrically arranged; wherein: one movable wire (9) is inserted between the auxiliary side band (8) on one side and the fastening bag (7), and the other movable wire (9) is inserted between the auxiliary side band (8) on the other side and the fastening bag (7); the two pulling wires (11) are wound around the spool (12) and are respectively connected with different parts of the baffle (10); correspondingly, two first stop blocks (22) are required to be arranged and are respectively connected with the ends of the two movable wires (9); two second stop blocks (23) are needed to be arranged and are respectively connected with the ends of the two pulling wires (11).
Preferably, a rubber gasket is provided at the tip of the auxiliary plate (4).
Compared with the prior art, the invention has the following advantages and beneficial effects:
According to the invention, the main shell, the blocking device and the two auxiliary plates are matched for use, so that the specimens are collected together, and the specimens are wrapped in an omnibearing manner, so that the specimens are prevented from falling in the taking-out process. The design of two accessory plates can be followed two directions and closed the main casing, has made things convenient for medical personnel's use, for unilateral closure, two-way closure is higher in the use efficiency. In addition, the bidirectional closure is convenient to operate, if an obstacle exists in the abdominal cavity, the bidirectional closure can have great influence on unidirectional closure, and the bidirectional closure can avoid the problem. In addition, the two-way closure is that the two terminal surfaces of main casing exert force closure simultaneously, and the operation range is little, and main casing is difficult for taking place to remove, and one-way closure is that terminal surface exert force closure, in the closure process, if main casing is fixed insecure, makes the main casing take place to remove very easily. In addition, the design of fastening bag can further fix the sample, prevents that it from taking place to drop at the in-process of taking out, in addition, is favorable to the sample volume diminish to tightening the sample, is convenient for take out.
The technology is sponsored by the national natural science foundation of 2017 (number: 81770512, topic name: miR-145-lncRNA-ADD3 regulation and control network mechanism research in the biliary tract locking fibrosis forming process) and the three engineering project of Shenzhen city guard commission of 2018 (number: SZSM201812055, topic name: the university of Huazhong science and technology Luo Zhijiang professor to clinical and basic team of pediatric general surgery).
Drawings
FIG. 1 is a front elevational view of the overall structure of a preferred embodiment of a pediatric laparoscopic specimen retrieval device in accordance with the present invention;
FIG. 2 is a schematic view showing the mating connection of the handle bar to the main housing in a preferred embodiment of a pediatric laparoscopic specimen retrieval device according to the present invention;
FIG. 3 is a schematic view of the barrier device and fastening pouch in a preferred embodiment of a pediatric laparoscopic specimen retrieval device in accordance with the present invention;
FIG. 4 is a schematic view of the main housing and the wireway of a preferred embodiment of a pediatric laparoscopic specimen retrieval device in accordance with the present invention;
fig. 5 is a schematic view showing the fitting structure of the movable lever, the main casing, and the auxiliary plate in embodiment 3 according to the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1-handle bar, 2-main housing, 3-accommodation groove, 4-auxiliary plate, 5-movable bar, 6-rotary handle, 7-fastening bag, 8-auxiliary strap, 9-movable wire, 10-baffle, 11-pull wire, 12-spool, 13-fixed block, 14-L-clamping block, 15-longitudinal groove, 16-transverse groove, 17-extrusion block, 18-blocking ball, 19-ball groove, 20-bag groove, 21-wire plate, 22-first stopper, 23-second stopper, 24-bracket, 25-elastic rubber head, 26-first through hole, 27-blocking groove, 28-second through hole.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention. It should be noted that for simplicity, only one of the two symmetrical components is generally labeled in the figures.
Example 1
As shown in fig. 1, the pediatric laparoscopic specimen taking device of the present embodiment includes a handle bar 1, one end of the handle bar 1 is detachably connected with the specimen taking device, and the specimen taking device mainly includes a main housing 2, and the main housing 2 is used for forming a cavity for accommodating a specimen. The shape of the main casing 2 is not limited, and this embodiment provides a preferable main casing 2 structure: the main shell 2 consists of a bottom plate and two side plates, wherein the bottom plate is designed as a flat plate, and the side plates are designed as arc plates; the main housing 2 may be integrally formed, or the bottom plate and the side plate may be connected by welding. One end of the main shell 2 is detachably connected with the handle bar 1, and the other end of the main shell is provided with a blocking device which can block the side end opening of the main shell 2 so as to prevent the specimen in the main shell 2 from falling off in the process of taking out. The both ends face surface of opening end on the main casing 2 all is provided with holding tank 3, all slidable installs auxiliary plate 4 in each holding tank 3, and main casing 2, blocking device and two auxiliary plates 4 cooperation are used, collect the sample jointly. In this embodiment, the handle bar 1, the main housing 2, the blocking device, and the auxiliary plate 4 are all made of medical materials, such as medical rubber and medical polymer materials.
Two brackets 24 are symmetrically fixed on the outer side of the handle bar 1, and two movable bars 5 are respectively arranged in a sliding way through the two brackets 24, wherein one end of one movable bar 5 is detachably spliced with an auxiliary plate 4 and the main shell 2, and one end of the other movable bar 5 is detachably spliced with the other auxiliary plate 4 and the main shell 2; the other ends of the two movable rods 5 are respectively connected with a rotary handle 6. In the present invention, the movable rod 5 can move along the bracket 24, thereby facilitating the installation of the device of the present invention.
The inner wall of the main housing 2 is provided with a fastening pocket 7 matching the cavity formed by the main housing 2 to avoid that the specimen falls into the main housing 2 instead of the fastening pocket 7. The edge of the opening of the fastening bag 7 is connected with an auxiliary side band 8, and the auxiliary side band 8 is detachably connected with the inner wall of the main shell 2; a movable wire 9 penetrating through the inside of the handle rod 1 is inserted between the auxiliary side band 8 and the fastening bag 7, one end of the movable wire 9, which is not connected with the fastening bag 7, extends out of the end head of the handle rod 1, and when the movable wire 9 is pulled, the auxiliary side band 8 is driven to shrink, and the bag mouth of the fastening bag 7 is tensioned.
In order to facilitate the repeated use of the handle bar 1, the handle bar 1 and the main shell 2 are detachably connected, and the handle bar 1 is sterilized and installed with the main shell before repeated use. This embodiment provides a specific solution for the detachable connection of the handle bar 1 and the main housing 2, see fig. 2. One end of the main shell 2, which is connected with the handle rod 1, is provided with a fixed block 13, and the lower end of the fixed block 13 is connected with an L-shaped clamping block 14. In addition, the end of the handle bar 1 connected with the main housing 2 is provided with a longitudinal groove 15 and a transverse groove 16, the longitudinal groove 15 and the transverse groove 16 are arranged in a penetrating way, and the longitudinal groove 15 and the transverse groove 16 are respectively matched with the fixed block 13 and the L-shaped clamping block 14. The L-shaped clamping block 14 is placed in the longitudinal groove 15 and the transverse groove 16, so that the detachable connection of the main shell 2 and the handle bar 1 is realized.
For better fixing the L-shaped clamping block 14, the left side of the longitudinal groove 15 is detachably provided with a pressing block 17, the left side of the pressing block 17 is provided with a blocking ball 18, and a ball groove 19 matched with the blocking ball 18 is arranged at the corresponding position of the inner wall of the longitudinal groove 15. After the L-shaped clamping block 14 is placed in the longitudinal groove 15 and the transverse groove 16, the extrusion block 17 is extruded and inserted into the longitudinal groove 15 along the edge of the L-shaped clamping block 14, and the blocking ball 18 is placed in the ball groove 19, so that the L-shaped clamping block 14 can be fastened. In further embodiments, the pressing block 17 and the blocking ball 18 are preferably made of rubber materials.
In the present invention, a blocking means is provided at the side end opening of the main casing 2 for further restricting the specimen from falling off during the taking out process. Referring to fig. 1 and 3, the blocking means preferably includes a blocking plate 10, a pull wire 11, and a spool 12, the blocking plate 10 being rotatably installed at a bottom side of the main housing 2 by a rotation shaft. The spool 12 is installed inside the handle bar 1, the pull wire 11 is wound around the spool 12, one end of the pull wire 11 is connected with the baffle 10, and the other end passes through the main housing 2 and the handle bar 1 and extends out of the top end of the handle bar 1. When the pulling wire 11 is pulled, the baffle plate 10 is driven to rotate around the rotating shaft, so that the side end opening of the main shell 2 can be blocked. In the invention, the baffle 10 is rotatably arranged at the side edge of the bottom end of the main shell 2 through the rotating shaft, the rotating shaft has various realization modes, and a proper rotating shaft structure can be selected in the prior art.
For better removal of the specimen, the specimen can be clamped by the fastening bag 7. In the invention, the opening of the fastening bag 7 is tightened by pulling the movable wire 9, so that the specimen is clamped. For the convenience of the medical staff to pull the movable wire 9, in a further specific embodiment, as shown in fig. 4, a pocket 20 matched with the auxiliary side band 8 is arranged at a corresponding position of the inner wall of the main housing 2, the auxiliary side band 8 is embedded into the pocket 20, and the diameter of the open end of the pocket 20 is smaller than that of the bottom end, so that the auxiliary side band 8 is better fixed. When the movable wire 9 is pulled out, the auxiliary side band 8 is pulled out from the pocket 20 and the mouth of the fastening bag 7 is tightened.
To facilitate pulling the movable wire 9 and the pulling wire 11, a blocking piece is arranged at the end of the movable wire 9 and the pulling wire 11. Referring to fig. 1 and 3, the end of the handle bar 1 is provided with a wire plate 21, the movable wire 9 and the pulling wire 11 both pass through the wire plate 21, and the ends passing through the wire plate 21 are respectively connected with a blocking block, the blocking block comprises a first block 22 and a second block 23, the first block 22 is connected with the movable wire 9, and the second block 23 is connected with the pulling wire 11. For convenience of distinction, the first stop block 22 and the second stop block 23 are set to be different colors, and the movable wire 9 and the pulling wire 11 can be well limited and controlled through the first stop block 22 and the second stop block 23.
As a preferred solution, two movable wires 9 and two pulling wires 11 may be arranged symmetrically up and down, respectively. Wherein, one movable wire 9 is inserted between the auxiliary side band 8 and the fastening bag 7 on one side, and the other movable wire 9 is inserted between the auxiliary side band 8 and the fastening bag 7 on the other side; both the pulling wires 11 are wound around the spool 12 and are respectively connected with different parts of the baffle 10. Correspondingly, two first stop blocks 22 are required to be arranged and are respectively connected with the ends of the two movable wires 9; two second stoppers 23 are provided to connect the ends of the two pull wires 11, respectively. In practice, a movable wire 9 and a pull wire 11 can be pulled according to actual needs and usage habits, or two movable wires 9 and two pull wires 11 can be pulled simultaneously.
Example 2
Referring to fig. 1-5, the device of the present invention is mainly applied to laparoscopic specimen extraction, and before use, the handle bar 1 and the main housing 2 must be sterilized. When applied to laparoscopic sampling of children, the medical staff stretches the main housing 2 into the abdominal cavity through the incised wound. Depending on the location of the specimen, the handle bar 1 is used to adjust the position of the main housing 2, and if the specimen is deep, a portion of the handle bar 1 also needs to extend into the abdominal cavity. In order to avoid the injury to the patient caused by the device, the parts, such as the handle bar 1, the main shell 2, the baffle plate 10, the auxiliary plate 4 and the like, which need to be stretched into the abdominal cavity are made of medical materials with lower hardness, such as medical emulsion materials and medical polymer materials.
By matching with an endoscope, the position of the specimen is found, and when the main casing 2 reaches the specimen, the specimen is stored by the main casing 2. In this process, the specimen may be pulled into the fastening pouch 7 by some auxiliary means, such as by hooking or poking the specimen into the fastening pouch 7 with a surgical hook. When the specimen is moved into the fastening bag 7, the rotary handle 6 is manually rotated, the rotary handle 6 drives the movable rod 5 to rotate, the movable rod 5 drives the auxiliary plates 4 to rotate, and after the two auxiliary plates 4 are overturned, the two auxiliary plates 4 can partially shield the opening at the upper end of the main shell 2; the second stop block 23 is manually pulled, the second stop block 23 drives the pulling line 11 to move, and the pulling line 11 drives the baffle 10 to move, so that the baffle 10 stops the side end opening of the main shell 2. The first stop block 22 is pulled, the movable wire 9 drives the auxiliary side band 8 to shrink, and the auxiliary side band 8 leaves the bag groove 21 to tighten the specimen under the action of the tension of the movable wire 9. Finally, the handle bar 1 is held and pulled out.
Example 3
This embodiment provides a specific way of detachably connecting the movable lever 5, the auxiliary plate 4, the main housing 2. Referring to fig. 5, only the detachable connection structure of one movable lever 5 with the main housing 2 and the auxiliary plate 4 is shown, and the detachable connection structure of the other movable lever 5 is the same. One end of the movable rod 5 is provided with an elastic rubber head 25, a first through hole 26 matched with the movable rod 5 is arranged at a corresponding position on the main shell 2, a blocking groove 27 matched with the elastic rubber head 25 is arranged at a corresponding position on the auxiliary plate 4, and a second through hole 28 communicated with the first through hole 26 and matched with the movable rod 5 is further arranged at one side of the blocking groove 27. The elastic rubber head 25 is manually inserted into the blocking groove 27 to complete the detachable connection of the movable lever 5 with the auxiliary plate 4, wherein the first through hole 26 and the second through hole 28 are provided to accommodate the movable lever 5. As a preferable scheme, in order to make the plugging more tight, when the movable rod 5, the auxiliary plate 4 and the main shell 2 are plugged, a sealing bag can be wound at the joint.
It should be noted that fig. 5 is only for the purpose of illustrating the manner in which the movable lever 5 and the auxiliary plate 4 are detachably connected, and does not truly reflect the connection position of the movable lever 5 and the auxiliary plate 4. In the present invention, the auxiliary plate 4 can be turned over under the driving of the movable rod 5 and partially cover the opening at the upper end of the main housing 2, so that in practical application, the connection point between the movable rod 5 and the auxiliary plate 4 should be located on the auxiliary plate 4 near the central axis of the main housing 2.
As another embodiment, in order to improve the stability of the auxiliary plate 4, when the auxiliary plate 4 is placed in the accommodating groove 3, one side of the auxiliary plate near the central axis of the main housing 2 is rotatably connected with the main housing 2, and when the movable rod 5 drives the auxiliary plate to turn over, the auxiliary plate 4 turns over along the rotating shaft rotatably connected with the main housing 2.
In order to improve the tightness of the auxiliary plate 4 after closing, in a further embodiment the top end of the auxiliary plate 4 is provided with a rubber gasket.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present invention. In this specification, schematic representations of the above terms are not necessarily directed 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. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (8)
1. Sample extraction device under paediatrics peritoneoscope, its characterized in that:
Comprises a handle rod (1), wherein one end of the handle rod (1) is detachably connected with a specimen taking device;
The specimen taking-out device body is a main shell (2), and the main shell (2) is composed of a bottom plate and two side plates and is used for forming a cavity for accommodating a specimen; wherein, the bottom plate is designed as a flat plate, and the side plates are designed as arc plates;
one end of the main shell (2) which is not connected with the handle rod (1) is provided with a blocking device which is used for blocking the side end opening of the main shell (2);
The surfaces of the two end surfaces of the upper opening end of the main shell (2) are respectively provided with a containing groove (3), and an auxiliary plate (4) is slidably arranged in each containing groove (3);
Two brackets (24) are symmetrically fixed on the outer side of the handle rod (1), two movable rods (5) respectively penetrate through the two brackets (24) in a sliding mode, one end of each movable rod (5) is detachably spliced together with an auxiliary plate (4) and the main shell (2), and one end of each movable rod (5) is detachably spliced together with the other auxiliary plate (4) and the main shell (2); the other ends of the two movable rods (5) are respectively connected with a rotary handle (6) in a detachable mode;
the inner wall of the main shell (2) is provided with a fastening bag (7) matched with a cavity formed by the main shell (2), the edge of the bag opening of the fastening bag (7) is connected with an auxiliary side band (8), and the auxiliary side band (8) is detachably connected with the inner wall of the main shell (2);
a movable wire (9) penetrating through the inside of the handle rod (1) is inserted between the auxiliary side band (8) and the fastening bag (7), one end of the movable wire (9) which is not connected with the fastening bag (7) extends out of the end head of the handle rod (1), and when the movable wire (9) is pulled, the auxiliary side band (8) is driven to shrink and the bag opening of the fastening bag (7) is tensioned;
The blocking device comprises a baffle (10), a pull wire (11) and a spool (12), wherein the baffle (10) is rotatably arranged at one side of the bottom end of the main shell (2) which is not connected with the handle rod (1); the spool (12) is arranged inside the handle rod (1), the pulling wire (11) is wound around the spool (12), one end of the pulling wire (11) is connected with the baffle (10), and the other end of the pulling wire passes through the main shell (2) and the handle rod (1) and extends out of the top end of the handle rod (1);
When a specimen is moved into the fastening bag (7), the rotary handle (6) is manually rotated, the rotary handle (6) drives the movable rod (5) to rotate, and the movable rod (5) drives the auxiliary plates (4) to rotate until the two auxiliary plates (4) are overturned, and then the two auxiliary plates (4) partially shield the opening at the upper end of the main shell (2); when the pulling line (11) is pulled, the pulling line (11) drives the baffle (10) to rotate around the rotating shaft, so that the side end opening of the main shell (2) is blocked;
The end part of the handle rod (1) is provided with a wire plate (21), the movable wire (9) and the pulling wire (11) penetrate through the wire plate (21) after penetrating through the outer part of the top end of the handle rod (1), the end parts penetrating through the wire plate (21) are respectively connected with blocking blocks, the blocking blocks comprise a first blocking block (22) and a second blocking block (23), the first blocking block (22) is connected with the movable wire (9), and the second blocking block (23) is connected with the pulling wire (11);
further, two movable wires (9) and two pulling wires (11) are respectively and vertically symmetrically arranged; wherein:
One movable wire (9) is inserted between the auxiliary side band (8) on one side and the fastening bag (7), and the other movable wire (9) is inserted between the auxiliary side band (8) on the other side and the fastening bag (7);
the two pulling wires (11) are wound around the spool (12) and are respectively connected with different parts of the baffle (10);
Correspondingly, two first stop blocks (22) are required to be arranged and are respectively connected with the ends of the two movable wires (9); two second stop blocks (23) are needed to be arranged and are respectively connected with the ends of the two pulling wires (11).
2. The pediatric laparoscopic specimen retrieval device of claim 1, wherein:
One end of the main shell (2) connected with the handle rod (1) is provided with a fixed block (13), and the lower end of the fixed block (13) is connected with an L-shaped clamping block (14);
The end of the handle rod (1) connected with the main shell (2) is provided with a longitudinal groove (15) and a transverse groove (16), the longitudinal groove (15) and the transverse groove (16) are arranged in a penetrating way, and the longitudinal groove (15) and the transverse groove (16) are respectively matched with the fixed block (13) and the L-shaped clamping block (14);
The L-shaped clamping block (14) is placed in the longitudinal groove (15) and the transverse groove (16), namely the detachable connection of the main shell (2) and the handle bar (1) is realized.
3. The pediatric laparoscopic specimen retrieval device of claim 2, wherein:
an extrusion block (17) is detachably arranged on one side of the longitudinal groove (15) where the transverse groove (16) is not arranged, and a blocking ball (18) is arranged on the outer side of the extrusion block (17); a ball groove (19) matched with the blocking ball (18) is formed in the corresponding position of the inner wall of the longitudinal groove (15);
After the L-shaped clamping block (14) is placed in the longitudinal groove (15) and the transverse groove (16), the extrusion block (17) is extruded and inserted into the longitudinal groove (15) along the edge of the L-shaped clamping block (14), so that the blocking ball (18) is placed in the ball groove (19), and the L-shaped clamping block (14) is fastened.
4. A pediatric laparoscopic specimen retrieval device according to claim 3, wherein:
The extrusion block (17) and the blocking ball (18) are made of rubber materials.
5. The pediatric laparoscopic specimen retrieval device of claim 1, wherein:
the first stopper (22) and the second stopper (23) are provided in different colors.
6. The pediatric laparoscopic specimen retrieval device of claim 1, wherein:
the corresponding part of the inner wall of the main shell (2) is provided with a pocket groove (20) matched with the auxiliary side band (8), the auxiliary side band (8) is embedded into the pocket groove (20), and the diameter of the opening end of the pocket groove (20) is smaller than that of the bottom end.
7. The pediatric laparoscopic specimen retrieval device of claim 1, wherein:
An elastic rubber head (25) is arranged at one end of the movable rod (5), a first through hole (26) matched with the movable rod (5) is formed in the corresponding position of the main shell (2), a blocking groove (27) matched with the elastic rubber head (25) is formed in the corresponding position of the auxiliary plate (4), and a second through hole (28) communicated with the first through hole (26) and matched with the movable rod (5) is further formed in one side of the blocking groove (27); the first through hole (26) and the second through hole (28) are used for accommodating the movable rod (5);
The elastic rubber head (25) is manually plugged into the blocking groove (27), so that the detachable connection of the movable rod (5) and the auxiliary plate (4) is completed.
8. The pediatric laparoscopic specimen retrieval device of claim 1, wherein:
the top end of the auxiliary plate (4) is provided with a rubber sealing gasket.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811120557.3A CN109106407B (en) | 2018-09-26 | 2018-09-26 | Sample taking-out device under pediatric laparoscope |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811120557.3A CN109106407B (en) | 2018-09-26 | 2018-09-26 | Sample taking-out device under pediatric laparoscope |
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| CN109106407B true CN109106407B (en) | 2024-04-30 |
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| CN109106407A (en) | 2019-01-01 |
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