CN113017723A - Abdominal cavity supporting mechanism and abdominal cavity supporting equipment - Google Patents
Abdominal cavity supporting mechanism and abdominal cavity supporting equipment Download PDFInfo
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- CN113017723A CN113017723A CN202110175295.6A CN202110175295A CN113017723A CN 113017723 A CN113017723 A CN 113017723A CN 202110175295 A CN202110175295 A CN 202110175295A CN 113017723 A CN113017723 A CN 113017723A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 52
- 210000000683 abdominal cavity Anatomy 0.000 title claims abstract description 51
- 230000007704 transition Effects 0.000 claims description 18
- 230000003187 abdominal effect Effects 0.000 claims description 10
- 239000003193 general anesthetic agent Substances 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 210000003815 abdominal wall Anatomy 0.000 description 8
- 208000005646 Pneumoperitoneum Diseases 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000001356 surgical procedure Methods 0.000 description 4
- 210000000436 anus Anatomy 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002324 minimally invasive surgery Methods 0.000 description 3
- 210000001215 vagina Anatomy 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000002357 laparoscopic surgery Methods 0.000 description 2
- 206010001526 Air embolism Diseases 0.000 description 1
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000003444 anaesthetic effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000000887 face Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0281—Abdominal wall lifters
Abstract
The invention relates to the technical field of medical instruments, and provides an abdominal cavity supporting mechanism and an abdominal cavity supporting device, wherein the abdominal cavity supporting mechanism comprises a base with a first traction hole and a supporting component with a supporting state and a flexible state, and the supporting component comprises a plurality of supporting arms which are all arranged on the base; the support arm comprises a traction piece with a connecting end and a traction end, a plurality of support bodies with second traction holes and a connecting body arranged at one end of the support arm far away from the base, two adjacent support bodies are movably connected so as to enable the two adjacent support bodies to do relative deflection motion, the connecting end of the traction piece sequentially penetrates through the second traction holes of the support bodies and then is connected with the connecting body, and the traction end penetrates out through the first traction hole of the base; the abdominal cavity supporting mechanism is good in use safety, applicable to various patients, small in use limitation, low in use cost, free of additional injection of anesthetic drugs to the patients in the use process and capable of effectively reducing operation cost.
Description
Technical Field
The invention relates to the technical field of medical instruments, and particularly provides an abdominal cavity supporting mechanism and an abdominal cavity supporting device.
Background
In recent years, with the development of science and technology, minimally invasive surgery is more and more favored by patients. Compared with the traditional open surgery, the minimally invasive surgery has the advantages of small wound, light pain, short recovery period and the like.
The approach of the minimally invasive surgery is mainly divided into a plurality of holes, a single hole and a natural orifice passing through the human body. The natural orifice surgery of human body is to insert endoscope and operation tool into human body via nasal cavity, oral cavity, vagina or anus to perform surgery on focus. Before laparoscopic surgery through a natural orifice of a human body, the abdominal cavity of the human body needs to be supported to ensure a sufficient operation space.
Currently, the mainstream abdominal cavity supporting technology is pneumoperitoneum surgery, that is, a technology of filling gas such as carbon dioxide into the abdominal cavity by using a pneumoperitoneum machine and supporting the abdominal wall of the human body by gas pressure. However, pneumoperitoneum generally has adverse effects on the respiratory system and blood circulation system of the human body, even causes a plurality of serious problems such as gas embolism and the like, so that the pneumoperitoneum cannot be suitable for patients with cardiovascular diseases, and has poor safety and large use limitation; furthermore, the pneumoperitoneum machine and anesthetic required for the pneumoperitoneum operation are expensive, which leads to a great increase in the operation cost.
Disclosure of Invention
The invention aims to provide an abdominal cavity supporting mechanism and an abdominal cavity supporting device, and aims to solve the technical problems that an abdominal cavity supporting mode adopted in the existing laparoscopic surgery through a natural orifice of a human body is poor in safety and large in limitation.
In order to achieve the purpose, the embodiment of the invention adopts the technical scheme that: an abdominal support mechanism includes a base having a first traction hole, and a support assembly having a support state and a flexible state, the support assembly including a plurality of support arms each mounted on the base;
the support arm comprises a traction piece with a connecting end and a traction end, a plurality of support bodies with second traction holes and a connecting body arranged at one end of the support arm far away from the base, two adjacent support bodies are movably connected so as to enable the two adjacent support bodies to do relative deflection motion, the connecting end of the traction piece sequentially penetrates through the second traction holes of the support bodies and then is connected with the connecting body, and the traction end penetrates out of the first traction hole of the base;
when the traction end of each traction piece is pulled, the support assembly enters the support state; the support assembly enters the flexible state when the pulling end of each pulling member is released.
The abdominal cavity supporting mechanism provided by the embodiment of the invention at least has the following beneficial effects: the abdominal cavity supporting mechanism can be fixed on a sickbed or the ground through the rack, when in use, the traction ends of the traction pieces are released to enable the supporting component to be in a flexible state, then the supporting arms of the supporting component are placed into a human body from natural body cavities such as vagina, anus and the like, then the traction ends of the traction pieces are pulled, then two adjacent supporting bodies of the supporting arms do relative deflection motion, the supporting arms are bent into a preset shape, and the supporting component enters a supporting state to support the abdominal wall of the human body, so that a sufficient operation space is formed in the human body; therefore, the abdominal cavity supporting mechanism directly supports the abdominal wall of a human body through the supporting component, is harmless to the human body, has good use safety, is suitable for various patients, and has small use limitation.
In one embodiment, two adjacent support bodies of the support arm are movably connected through a flexible connecting piece.
In one embodiment, a concave-convex positioning structure is arranged between two adjacent support bodies of the support arm.
In one embodiment, two adjacent supporting bodies of the supporting arm are hinged with each other.
In one embodiment, each of the support bodies of the support arm is divided into a plurality of distal support bodies, a plurality of proximal support bodies, and at least one transition support body, the distal support bodies are sequentially connected to form a first arm body, the proximal support bodies are sequentially connected to form a second arm body, and the first arm body is connected to the second arm body through the transition support body.
In one embodiment, the second drawing hole of each distal support body of the support arm is opened at one side of the support arm to form a first drawing channel, the second drawing hole of each proximal support body of the support arm is opened at the other side of the support arm to form a second drawing channel, and the second drawing hole of the transition support body of the support arm extends along a diagonal direction of the transition support body to communicate the first drawing channel and the second drawing channel.
In one embodiment, the support assembly includes three support arms, and each support arm is mounted on the base in a manner of being spaced apart from each other along the circumferential direction.
In one embodiment, a plurality of positioning grooves are formed in one end, close to the support assembly, of the base, and one end, close to the base, of each support arm is respectively placed in the corresponding positioning groove.
In one embodiment, the base is provided with an operation channel extending from one end of the base far away from the support component to the direction close to one end of the support component.
In order to achieve the purpose, the invention also provides abdominal cavity supporting equipment which comprises a rack, a traction mechanism and the abdominal cavity supporting mechanism, wherein a base of the abdominal cavity supporting mechanism is installed on the rack, and traction ends of traction pieces of the abdominal cavity supporting mechanism are connected with a power output end of the traction mechanism.
Since the abdominal cavity supporting device adopts all embodiments of the abdominal cavity supporting mechanism, at least all the beneficial effects of the embodiments are achieved, and no further description is given here.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an abdominal cavity support device provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the abdominal cavity supporting mechanism provided in the embodiment of the present invention in a supporting state;
FIG. 3 is a cross-sectional view taken along line A-A of the abdominal support mechanism shown in FIG. 2;
fig. 4 is a schematic structural diagram of the abdominal cavity supporting mechanism provided by the embodiment of the invention in a flexible state;
FIG. 5 is a schematic structural diagram of a base according to an embodiment of the present invention;
FIG. 6 is a schematic structural view of a distal support body according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a proximal support according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a transition support according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
100. the abdominal cavity support device 200, the abdominal cavity support mechanism 210, the base 211, the first traction hole 212, the positioning groove 213, the operation channel 214, the fourth connection hole 215, the convergence hole 220, the support component 230, the support arm 231, the traction member 2311, the connection end 2312, the traction end 232a, the distal support body 232b, the proximal support body 232c, the transition support body 2321, the second traction hole 2322, the first connection hole 2323, the convex portion 2324, the concave portion 2325, the connection portion 2326, the abutting portion 2327, the abutting surface 2328, the second locking groove 233, the connection body 2331, the second connection hole 2332, the first locking groove 234, the snap ball 300, the frame 310, the clamping member 400 and the traction mechanism.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example one
Referring to fig. 2 to 4, an abdominal cavity supporting mechanism 200 includes a base 210 having a first drawing hole 211, and a supporting assembly 220 having a supporting state and a flexible state, wherein the supporting assembly 220 includes a plurality of supporting arms 230 mounted on the base 210; the support arm 230 comprises a traction member 231 having a connection end 2311 and a traction end 2312, a plurality of support bodies 232a, 232b and 232c each having a second traction hole 2321, and a connection body 233 arranged at an end of the support arm 230 away from the base 210, wherein two adjacent support bodies 232a, 232b and 232c are movably connected to make the two adjacent support bodies 232a, 232b and 232c perform a relative deflection motion, the connection end 2311 of the traction member 231 sequentially passes through the second traction holes 2321 of the support bodies 232a, 232b and 232c and then is connected with the connection body 233, and the traction end 2312 passes through the first traction hole 211 of the base 210; when the pulling end 2312 of each pulling member 231 is pulled, the supporting assembly 220 enters a supporting state; when the pulling end 2312 of each pulling member 231 is released, the support assembly 220 enters a flexible state.
When the abdominal cavity supporting mechanism 200 is used, the traction end 2312 of each traction member 231 is released to make the supporting component 220 in a flexible state (as shown in fig. 4), then the supporting component 220 of the abdominal cavity supporting mechanism 200 is placed into the human body from the natural body cavity such as vagina, anus and the like, then the traction end 2312 of each traction member 231 is pulled, then the two adjacent supporting bodies 232a, 232b and 232c of each supporting arm 230 make relative deflection motion to bend each supporting arm 230 into a preset shape, and the supporting component 220 enters a supporting state (as shown in fig. 2) to support the abdominal wall of the human body, so that a sufficient operation space is formed inside the human body; therefore, the abdominal cavity supporting mechanism 200 directly supports the abdominal wall of the human body through the supporting component 220, is harmless to the human body, has good use safety, is suitable for various patients, and has small use limitation.
Specifically, as shown in fig. 3 and fig. 5, the base 210 is provided with a plurality of first drawing holes 211 and converging holes 215 communicated with the first drawing holes 211, and the drawing end 2312 of the drawing member 231 of each support arm 230 extends into the corresponding first drawing hole 211, converges in the converging hole 215 of the base 210, and extends outward from the converging hole 215, so as to connect the drawing end 2312 of the drawing member 231 of each support arm 230 with the power output end of the drawing mechanism 400, so as to ensure that the drawing strokes of the drawing members 231 of each support arm 230 are the same, thereby keeping the bending forms of each support arm 230 consistent.
Specifically, as shown in fig. 3, the support arm 230 further includes a ball 234, the connecting body 233 of the support arm 230 is provided with a second connecting hole 2331, the connecting end 2311 of the pulling member 231 of the support arm 230 passes through the second connecting hole 2331 of the connecting body 233 and then is connected to the ball 234, and the ball 234 is clamped to the second connecting hole 2331 of the connecting body 233 and is far away from the corresponding ports of the support bodies 232a, 232b, and 232c, so as to connect the pulling member 231 to the connecting body 233.
Of course, the connection manner of the pulling member 231 and the connecting body 233 includes various manners, such as a welding manner, a binding connection manner, etc., and is not limited in detail herein.
In the present embodiment, the two adjacent supporting bodies 232a, 232b, 232c of the supporting arm 230 are movably connected by a flexible connecting member (not shown), wherein the flexible connecting member can be a rope, a metal sheet, a rubber sheet, etc., and is not limited in this respect.
Specifically, as shown in fig. 6 to 8, when a rope is used as the flexible connection member, each of the support bodies 232a, 232b, and 232c of the support arm 230 is provided with a first connection hole 2322, one end of the rope passes through the first connection hole 2322 of each of the support bodies 232a, 232b, and 232c and then is connected to the connection body 233, and the other end of the rope is connected to the base 210, so as to movably connect two adjacent support bodies 232a, 232b, and 232c of the support arm 230.
Specifically, as shown in fig. 6 to 8, in order to ensure the connection stability of the two adjacent supporting bodies 232a, 232b, 232c of the supporting arm 230, at least two first connection holes 2322 are formed in each of the supporting bodies 232a, 232b, 232c of the supporting arm 230, correspondingly, at least two connecting ropes are provided, one end of each connecting rope passes through the corresponding first connection hole 2322 and then is connected to the connecting body 233, and the other end of each connecting rope is connected to the base 210.
Specifically, as shown in fig. 3, the connecting body 233 of the supporting arm 230 is provided with a third connecting hole (not shown) and a first locking slot 2332, which are communicated with each other, and one end of the rope, which is far away from the base 210, sequentially passes through the first connecting holes 2322 of the supporting bodies 232a, 232b, 232c of the supporting arm 230 and the third connecting hole of the connecting body 233 of the supporting arm 230 and is then locked in the first locking slot 2332.
Specifically, in order to avoid the position deviation between the two adjacent supporting bodies 232a, 232b, and 232c of the supporting arm 230 when the supporting assembly 220 is in the supporting state, a concave-convex positioning structure is disposed between the two adjacent supporting bodies 232a, 232b, and 232c of the supporting arm 230. The concave-convex positioning structure comprises at least one convex portion 2323 disposed on one end surface of each support body 232a, 232b, 232c and at least one concave portion 2324 disposed on the other end surface of each support body 232a, 232b, 232c, when the support assembly 220 is in the supporting state, the two adjacent support bodies 232a, 232b, 232c in the support arm 230 abut against each other, so that the convex portion 2323 of the support body 232a, 232b, 232c is matched with the concave portion 2324 of the other support body 232a, 232b, 232c, and positioning of the two adjacent support bodies 232a, 232b, 232c in the support arm 230 is effectively realized. The convex portions 2323 and the concave portions 2324 are of a spherical structure, so that the smoothness of the relative deflection movement of the two adjacent support bodies 232a, 232b and 232c in the support arm 230 is effectively improved on the premise that the convex portions 2323 and the corresponding concave portions 2324 can be effectively matched.
Specifically, as shown in fig. 6 to 8, each of the supporting bodies 232a, 232b, and 232c of the supporting arm 230 includes a connecting portion 2325 having a first connecting hole 2322 and an abutting portion 2326 disposed on the connecting portion 2325, two opposite end faces of the abutting portion 2326 are used as abutting faces 2327, when the supporting assembly 220 is in the supporting state, one abutting face 2327 of one supporting body 232a, 232b, and 232c of the supporting arm 230 abuts against an abutting face 2327 of another adjacent supporting body 232a, 232b, and 232c, wherein each abutting face 2327 can be set as an inclined face or a straight face according to a bending form of the supporting arm 230 required when the supporting assembly 220 is in the supporting state, which is not particularly limited.
In this embodiment, please refer to fig. 3 and fig. 6 to 8, each of the supporting bodies 232a, 232b, and 232c of the supporting arm 230 is divided into a plurality of distal supporting bodies 232a, a plurality of proximal supporting bodies 232b, and at least one transition supporting body 232c, each of the distal supporting bodies 232a is sequentially connected to form a first arm, each of the proximal supporting bodies 232b is sequentially connected to form a second arm, and the first arm is connected to the second arm through the transition supporting body 232 c.
Specifically, when two adjacent supporting bodies 232a, 232b, and 232c in the supporting arm 230 are movably connected by a rope, the rope is divided into a first rope section and a second rope section, and accordingly, as shown in fig. 8, the first connecting hole 2322 of the transition supporting body 232c is divided into a first hole section and a second hole section, and the transition supporting body 232c is provided with two second locking grooves 2328 correspondingly communicated with the first hole section and the second hole section; one end of the first string section passes through the first connection hole 2322 of each distal support 232a and then is connected with the connection body 233, and the other end of the first string section extends into the first hole section of the transition support 232c and then is locked in the corresponding second locking groove 2328; one end of the second string portion passes through the first connection hole 2322 of each proximal support 232b and then is connected to the base 210, and the other end of the second string portion extends into the second hole portion of the transition support 232c and then is locked in the corresponding second locking groove 2328.
Specifically, as shown in fig. 3, the second pulling hole 2321 of each distal support body 232a of the support arm 230 is opened at one side of the support arm 230 to form a first pulling channel, the second pulling hole 2321 of each proximal support body 232b of the support arm 230 is opened at the other side of the support arm 230 to form a second pulling channel, and the second pulling hole 2321 of the transition support body 232c of the support arm 230 extends along a diagonal direction of the transition support body 232c to communicate the first pulling channel with the second pulling channel. By adopting the above technical solution, when the supporting component 220 is in the supporting state, each supporting arm 230 is substantially in an S-shaped structure, wherein the first arm body of each supporting arm 230 is used for abutting against the abdominal wall of the human body, so as to support the abdominal wall of the human body.
In the present embodiment, please refer to fig. 2, the supporting assembly 220 includes three supporting arms 230, each supporting arm 230 is installed on the base 210 in a spaced manner along the circumferential direction, when the supporting assembly 220 is in the supporting state, the three supporting arms 230 can effectively support the abdominal wall of the human body, so as to provide the operator with a sufficient operation space, and simultaneously, the interference of the supporting arms 230 to the operation can be effectively reduced by optimizing the number of the supporting arms 230.
Of course, the number of the supporting arms 230 may be set according to different application scenarios, and is not limited in particular.
In the present embodiment, please refer to fig. 5, a plurality of positioning slots 212 are disposed at one end of the base 210 close to the supporting component 220, and one end of each supporting arm 230 close to the base 210 is disposed in the corresponding positioning slot 212, so as to position and mount each supporting arm 230, thereby effectively improving the structural stability of the abdominal cavity supporting mechanism 200.
Specifically, as shown in fig. 5, each positioning groove 212 of the base 210 is formed with a fourth connecting hole 214 therein, when two adjacent supporting bodies 232a, 232b, and 232c of the supporting arms 230 are movably connected by a rope, one end of the rope of each supporting arm 230, which is far away from the corresponding connecting body 233, extends outward through the corresponding fourth connecting hole 214, and is locked to a port of the corresponding fourth connecting hole 214, which is far away from the supporting component 220, so as to connect each supporting arm 230 with the base 210.
Of course, the end of each supporting arm 230 close to the base 210 can also be fixedly connected (e.g., welded, fastened, etc.) to the corresponding positioning slot 212, and is not limited in this regard.
In the present embodiment, please refer to fig. 5, the base 210 is provided with an operation channel 213 extending from one end of the base 210 far away from the supporting component 220 to one end close to the supporting component 220. When the supporting assembly 220 is placed inside the human body through the natural orifice of the human body and the supporting assembly 220 is in the supporting state, a medical staff can insert medical instruments such as an endoscope and a scalpel into the human body through the operation channel 213, so as to perform an operation on the focus of a patient.
Example two
The present embodiment is different from the embodiment in that the two adjacent support bodies 232a, 232b, 232c of the support arm 230 are movably connected in different manners.
In the present embodiment, the two adjacent supporting bodies 232a, 232b, 232c of the supporting arm 230 are hinged to each other, that is, the connecting portions 2325 of the two adjacent supporting bodies 232a, 232b, 232c of the supporting arm 230 are hinged to each other, wherein the axes of the hinges are parallel to each other. By adopting the above technical solution, the two adjacent support bodies 232a, 232b, 232c in the support arm 230 can be ensured to make a relative deflection motion stably, thereby providing the use reliability of the abdominal cavity support mechanism 200.
In the present embodiment, an end of each supporting arm 230 near the base 210 may be hinged to the base 210, or may be fixedly connected to the base 210, and is not limited in this embodiment.
Referring to fig. 1, an abdominal cavity supporting apparatus 100 includes a frame 300, a traction mechanism 400 and the abdominal cavity supporting mechanism 200, wherein a base 210 of the abdominal cavity supporting mechanism 200 is mounted on the frame 300, and a traction end 2312 of each traction member 231 of the abdominal cavity supporting mechanism 200 is connected to a power output end of the traction mechanism 400.
Since the abdominal cavity supporting apparatus 100 employs all embodiments of the abdominal cavity supporting mechanism 200, at least all advantages of the embodiments are achieved, and detailed description is omitted here.
Specifically, as shown in fig. 1, the frame 300 is provided with a clamping member 310, such as a hoop, and the clamping member 310 clamps an end of the base 210 away from the supporting component 220, so as to mount the abdominal cavity supporting mechanism 200, and effectively improve the convenience of dismounting the abdominal cavity supporting mechanism 200.
In addition, in order to improve the installation strength of the base 210 and the rack 300, the end of the base 210 away from the support component 220 is designed to be thicker, that is, the thickness of the end of the base 210 away from the support component 220 is greater than that of the rest of the base 210.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An abdominal cavity supporting mechanism is characterized in that: the abdominal cavity supporting mechanism comprises a base with a first traction hole and a supporting assembly with a supporting state and a flexible state, wherein the supporting assembly comprises a plurality of supporting arms which are all arranged on the base;
the support arm comprises a traction piece with a connecting end and a traction end, a plurality of support bodies with second traction holes and a connecting body arranged at one end of the support arm far away from the base, two adjacent support bodies are movably connected so as to enable the two adjacent support bodies to do relative deflection motion, the connecting end of the traction piece sequentially penetrates through the second traction holes of the support bodies and then is connected with the connecting body, and the traction end penetrates out of the first traction hole of the base;
when the traction end of each traction piece is pulled, the support assembly enters the support state; the support assembly enters the flexible state when the pulling end of each pulling member is released.
2. The abdominal support mechanism of claim 1, wherein: two adjacent supporting bodies of the supporting arm are movably connected through a flexible connecting piece.
3. The abdominal support mechanism of claim 2, wherein: and a concave-convex positioning structure is arranged between two adjacent supporting bodies of the supporting arm.
4. The abdominal support mechanism of claim 1, wherein: two adjacent supporting bodies of the supporting arm are hinged with each other.
5. The abdominal support mechanism of claim 1, wherein: each support body of the support arm is divided into a plurality of far-end support bodies, a plurality of near-end support bodies and at least one transition support body, each far-end support body is sequentially connected to form a first arm body, each near-end support body is sequentially connected to form a second arm body, and the first arm body is connected with the second arm body through the transition support bodies.
6. The abdominal support mechanism of claim 5, wherein: the second drawing hole of each far-end support body of the supporting arm is arranged on one side of the supporting arm to form a first drawing channel, the second drawing hole of each near-end support body of the supporting arm is arranged on the other side of the supporting arm to form a second drawing channel, and the second drawing hole of the transition support body of the supporting arm extends along the diagonal direction of the transition support body to communicate the first drawing channel with the second drawing channel.
7. The abdominal support mechanism of any of claims 1-6, wherein: the support assembly comprises three support arms, and the support arms are mounted on the base in a manner of being separated from each other along the circumferential direction.
8. The abdominal support mechanism of any of claims 1-6, wherein: the base is provided with a plurality of positioning grooves at one end close to the supporting component, and one end of each supporting arm close to the base is arranged in the corresponding positioning groove.
9. The abdominal support mechanism of any of claims 1-6, wherein: the base is provided with an operation channel extending from one end, far away from the supporting component, of the base towards the direction close to one end of the supporting component.
10. An abdominal cavity support device, characterized in that: the abdominal cavity supporting device comprises a frame, a traction mechanism and the abdominal cavity supporting mechanism according to any one of claims 1 to 9, wherein a base of the abdominal cavity supporting mechanism is mounted on the frame, and traction ends of traction pieces of the abdominal cavity supporting mechanism are connected with a power output end of the traction mechanism.
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| CN202110175295.6A CN113017723A (en) | 2021-02-07 | 2021-02-07 | Abdominal cavity supporting mechanism and abdominal cavity supporting equipment |
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| CN202110175295.6A CN113017723A (en) | 2021-02-07 | 2021-02-07 | Abdominal cavity supporting mechanism and abdominal cavity supporting equipment |
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| CN110759295A (en) * | 2019-11-05 | 2020-02-07 | 宁波路佳机械科技有限公司 | Rigid chain with auxiliary supporting structure |
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2021
- 2021-02-07 CN CN202110175295.6A patent/CN113017723A/en active Pending
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| JP2005349000A (en) * | 2004-06-11 | 2005-12-22 | Hakko Co Ltd | Lifting utensil |
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