CN113397754A

CN113397754A - General ECMO operating table for experimental mammals

Info

Publication number: CN113397754A
Application number: CN202110766773.0A
Authority: CN
Inventors: 李卫东; 李雨婷; 兰兆辉
Original assignee: Shanghai Jiaotong University
Current assignee: Shanghai Jiaotong University
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-09-17
Anticipated expiration: 2041-07-07
Also published as: CN113397754B

Abstract

The invention provides an ECMO operating table universal for experimental mammals, which comprises an ECMO module, a temperature-variable water tank module and an operating table module, wherein the ECMO module and the temperature-variable water tank module are arranged on one side of the operating table module; the ECMO module is used for providing external respiration and circulation for the experimental animal, and the variable temperature water tank module is used for adjusting the temperature of the experimental animal; the operating table module comprises an additional mounting table top, a fixed table top, small fixed columns, middle fixed columns, large fixed columns and a fixed clamp for fixing an ECMO external connecting pipe; the fixing clamps are detachably arranged on the small fixing columns, the middle fixing columns and the large fixing columns, and the small fixing columns, the middle fixing columns and the large fixing columns are detachably arranged on the fixing table board in a sliding mode; the fixed table-board is detachably arranged on the additionally-installed table-board. The invention solves the problem of extra length consumption of the ECMO external connection tube caused by fixed position, and does not need additional blood donation animals, thereby improving the experimental success rate of ECMO.

Description

General ECMO operating table for experimental mammals

Technical Field

The invention relates to the technical field of animal medical equipment, in particular to an ECM0 operating table universal for experimental mammals.

Background

ECMO (Extracorporeal Membrane Oxygenation) is mainly used to provide continuous Extracorporeal respiration and circulation to patients with severe cardiopulmonary failure to sustain the life of the patients, and ECMO in neocoronary pneumonia saves the lives of many severe patients, but has less basic research due to the expensive cost and complicated realization conditions of ECMO.

At present, the fixed column used for fixing on the ECMO operating table is difficult to adapt to the requirements of experimental animals with different body sizes, so that various experimental animals need to be provided with various operating tables, and simultaneously, because the extra length of the ECMO external connecting pipe caused by the fixed position is consumed, when small animals are operated, additional blood donation animals are needed, so that the ECMO experiment of the small animals is very difficult to complete. Meanwhile, when the experimental animal is subjected to cryogenic treatment, the blood of the experimental animal is replaced by the ice-cold normal saline, the body temperature of the experimental animal is rapidly reduced to 10-15 ℃, the experimental animal enters a cryogenic state, when the cryogenic state of the experimental animal is relieved, the temperature of the experimental animal needs to be slowly recovered, the temperature change is slow in the process, the physical function of the experimental animal can be damaged due to the too fast temperature change, the success rate of the operation is reduced, and the temperature change of the operation environment of the experimental animal usually influences the blood temperature change of the experimental animal when the operation is performed, so that the temperature of the operation environment of the experimental animal needs to be controlled and adjusted, but the current ECMO cannot well meet the requirement.

Patent document with publication number CN211583647U discloses a multifunctional animal operating table, which is composed of an operating table board, a cradle head and table top connecting seat, a push rod and table top connecting seat, a tension spring and table top connecting seat, a two-axis cradle head, a cradle head base, a table top adjusting push rod device, a table top stabilizing tension spring, a table top lifting hydraulic device, a lifting hydraulic device protecting seat, a base, a wastewater collecting barrel, a blow-off pipe, a water supply system, a lighting system, an operating tool device, a binding device and a hanging device. In the invention, the lifting, front, back, left and right inclination and stable state of the operating table board can be controlled at will; meanwhile, animals with different physiques and different individuals can be comfortably fixed on the operating table board. The invention also has the functions of constant temperature of the operating table, physical disinfection of surgical instruments, timely angle adjustment of illumination and water supply and the like. However, the fixing method in the patent document still has the defects that the fixing method cannot be adapted to experimental animals with different shapes and sizes, and cannot be adapted to the temperature change requirement required by the cryogenic experiment.

Patent document with publication number CN107468369A discloses an animal is with small-size medical treatment operating table body in medical treatment experiment, including the medical treatment operating table body, the medical treatment operating table body passes through fixed boss and glass cover fixed connection, the medical treatment operating table body passes through the movable slide and is connected with fixed pulley, the bottom mounting of medical treatment operating table body is provided with the operating table support column, the top of medical treatment operating table body is provided with the working face body, the inside of medical treatment operating table body is provided with the drainage platform body, the top of operating table support column is provided with lifting handle, the bottom mounting of operating table support column is provided with the chassis, the fixed wrist that is provided with of glass cover lays the hole, the one end of drainage platform body is provided with the waste liquid collecting box, the side of fixed pulley is provided with locking bolt. However, the fixing arrangement of the fixing boss in the patent document still has the defects that the fixing boss cannot be adapted to all experimental animals with different shapes and sizes, and the fixing boss cannot be adapted to the temperature change requirement required by the cryogenic experiment.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an ECMO operating table which is universal for experimental mammals.

The general ECMO operating table for experimental mammals comprises an ECMO module, a temperature-variable water tank module and an operating table module, wherein the ECMO module and the temperature-variable water tank module are arranged on one side of the operating table module; the ECMO module is used for providing external respiration and circulation for the experimental animal, and the temperature-changing water tank module is used for adjusting the temperature of the experimental animal;

the operating table module comprises an additional mounting table top, a fixed table top, small fixed columns, middle fixed columns, large fixed columns and a fixed clamp for fixing an ECMO external connecting pipe; the fixing clamp is detachably arranged on the small fixing column, the middle fixing column and the large fixing column, and the small fixing column, the middle fixing column and the large fixing column are detachably arranged on the fixing table board in a sliding manner; the fixed table top is detachably arranged on the additional table top.

Preferably, a sliding groove is arranged on the fixed table top; one end of the small fixing column, which is close to the fixing table top, is provided with a bolt rod, and the bolt rod penetrates through the sliding groove;

the bolt rod is provided with a butt nut in a rotating mode through threads, the butt nut is used for rotating and butting the fixed table board, and the butt nut and the small fixed column are located on two sides of the fixed table board respectively.

Preferably, a waterproof heating pad is arranged on the additional table top and used for keeping the temperature of the surgical table module; the waterproof heating pad is located between the fixed table top and the additional table top.

Preferably, the waterproof heating pad includes heater strip, first heat-conducting plate and second heat-conducting plate, the heater strip presss from both sides and establishes first heat-conducting plate with between the second heat-conducting plate.

Preferably, still include first insulated plate and second insulation board, first insulated plate sets up first heat-conducting plate is kept away from on a lateral wall of heater strip, the second insulation board sets up the second heat-conducting plate is kept away from on a lateral wall of heater strip.

Preferably, an ice placing drawer is arranged on the additionally-installed table board.

Preferably, the additionally-installed table top is provided with an adjusting table top and an adjusting component, one side of the adjusting table top is hinged to the additionally-installed table top, and the adjusting table top is movably connected to the additionally-installed table top through the adjusting component.

Preferably, the adjusting assembly comprises a folding angle steel, a sliding block and a fixing piece;

one end of the folding angle steel is hinged to the adjusting desktop, the other end of the folding angle steel is fixedly arranged on the sliding block, the sliding block is arranged on the additionally-installed table top in a sliding mode, and the fixing piece is used for fixing the sliding block on the additionally-installed table top.

Preferably, a flume is arranged on the adjusting tabletop.

Preferably, the additionally-installed table top is detachably and slidably provided with a transfusion bottle hanging bag frame.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention can be suitable for all mammal experimental animals (including mice, rats, guinea pigs, hamster, rabbits, dogs, non-human primates) and common mammal experimental animals (including but not limited to experimental miniature pigs) through a flexible assembly mode;

2. the invention can be changed from table without table edge or table with table edge of any size to ECMO operation table by flexible disassembly and assembly, and can realize the shortest length of the ECMO external connection tube according to the size of the body of the operation animal, thereby achieving the lowest blood consumption, reducing the death rate of the small animal due to blood consumption, completing the animal without additional blood donation, improving the success rate of ECMO experiments and realizing the mouse ECMO experiments which are very difficult to complete at present;

3. the invention adopts the detachable and additionally installed table top, thereby solving the problem that the common table or the common operating table is changed to the ECMO operating table and increasing the flexibility;

4. the invention solves the problem of external auxiliary temperature regulation for the connection of ECMO and deep cooling false death operation by adopting the heating pad and the cold drawer;

5. the invention achieves the electronization of the operation process by adopting the external computing and storing module;

6. the external respiratory anesthesia module is adopted, so that the difficulty of separation of pre-anesthesia and operation is solved, and the real-time adjustment of the anesthesia degree is realized;

7. the invention solves the difficulty of real-time monitoring of cardiopulmonary function by adopting an external vital sign monitoring module, improves the success rate of operation, can select non-contact, contact and invasive interfaces according to the precision requirement, and increases the flexibility of detection data;

8. the invention also reserves a calculation storage module for real-time storage and input of operation indexes, a respiration anesthesia module for anesthesia of animals and a vital sign monitoring module.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic diagram showing the overall structure of an ECMO operating table for mammalian experimental animals according to the present invention;

FIG. 2 is a schematic structural diagram of an operating table module of an ECMO operating table for mammalian laboratory animals according to the present invention;

FIG. 3 is a top view of the operating table module of the ECMO operating table for mammalian laboratory animals according to the present invention;

FIG. 4 is a sectional view of an operating table module of an ECMO operating table for mammalian laboratory animals according to the present invention;

FIG. 5 is a schematic structural view of an ECMO operating table for mammalian laboratory animals according to the present invention, in which abutting nuts and bolt shafts are highlighted;

FIG. 6 is a schematic structural view of an ECMO operating table for mammalian experimental animals according to the present invention, in which other installation states of a large fixing post are highlighted;

FIG. 7 is a schematic structural view of an ECMO operating table for mammalian laboratory animals according to the present invention, which shows other installation states of a fixed post;

FIG. 8 is a schematic structural view of an ECMO operating table for mammalian laboratory animals according to the present invention, showing the structure of the adjusting assembly;

FIG. 9 is a schematic view of the general ECMO operating table for mammals with waterproof heating pads highlighted according to the present invention;

FIG. 10 is a schematic view of an ECMO operating table for mammalian experimental animals according to the present invention, showing a heating wire in a highlighted manner;

FIG. 11 is a schematic structural view of a waterproof heating mat for an ECMO operating table for mammalian laboratory animals according to the present invention;

FIG. 12 is a schematic view of an ECMO operating table for mammalian experimental animals according to the present invention, in which the internal structure of a heating wire is highlighted;

FIG. 13 is a cross-sectional view of a transfusion bottle hanging bag holder in an ECMO operating table for a mammalian laboratory animal according to the present invention;

FIG. 14 is a schematic view of the general ECMO operating table for mammals, showing the structure of the edge clip;

FIG. 15 is a schematic structural view of a rim clip of an ECMO operating table for mammalian laboratory animals according to the present invention;

FIG. 16 is a front view of the variable temperature water tank module of the ECMO operating table for mammalian laboratory animals according to the present invention;

FIG. 17 is a schematic structural diagram of a water pipe of the temperature-variable water tank module in the ECMO operating table for mammalian laboratory animals according to the present invention;

FIG. 18 is a schematic view of the external pipe of the temperature-variable water tank module in the ECMO operating table for mammalian laboratory animals according to the present invention;

FIG. 19 is a schematic diagram of the temperature-variable water tank module of the ECMO operating table for mammalian laboratory animals according to the present invention;

fig. 20 is a schematic view of an ECMO module in an ECMO operating table for a mammalian laboratory animal according to the present invention.

The figures show that:

ECMO module 1 abuts nut 6 slide block 1002

Fixing part 1003 of waterproof heating pad 7 of temperature-changing water tank module 2

Temperature-changing water tank 201 heating wire 701 launder 11

7011 hanging bottle and hanging bag rack 12 made of 202 glass fiber of water pipe

Heating wire 7012 inside three-way valve 203 and horse wheel 13

External pipe 204 heat conduction layer 7013 telescopic supporting table rod 14

Operating table module 3 insulating layer 7014 table pipe groove 15

Install mesa 301 additional first heat-conducting plate 702 fretwork drawer 16

The second heat-conducting plate 703 of the fixed table-board 302 can pull the water pipe 17

Small fixing post 303 first insulating plate 704 edge clamp 18

Center fixed column 304 and second insulating plate 705 calculation storage module 19

Large fixing column 305 ice drawer 8 breathing anesthesia module 20

Fixation clamp 306 adjusts desktop 9 vital signs monitoring module 21

Chute 4 adjustment assembly 10

Bolt bar 5 folding angle steel 1001

Detailed Description

The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the invention. All falling within the scope of the present invention.

As shown in fig. 1, the ECM0 operating table generally used by experimental mammals of the present invention includes an ECMO module 1, a temperature-variable water tank module 2 and an operating table module 3, the ECMO module 1 and the temperature-variable water tank module 2 are disposed at one side of the operating table module 3, the ECMO module 1 is configured to provide external respiration and circulation to the experimental animals, and the temperature-variable water tank module 2 is configured to regulate the temperature of the experimental animals. As shown in fig. 20, the ECMO module 1 includes an external pipe, a membrane lung pipe, an oxygen port, and a three-way valve, as shown in fig. 16 to 18, the temperature-variable water tank module 2 includes a temperature-variable water tank 201, a water pipe 202, a three-way valve 203, and an external pipe 204, and fig. 19 is a schematic diagram of the temperature-variable water tank module.

As shown in fig. 2 to 7, the operating table module 3 includes an additional mounting table 301, a fixed table 302, a small fixed column 303, a middle fixed column 304, a large fixed column 305, and a fixing clamp 306 for fixing an ECMO external connection tube; the fixing clamp 306 is detachably arranged on the small fixing column 303, the middle fixing column 304 and the large fixing column 305, the small fixing column 303, the middle fixing column 304 and the large fixing column 305 are detachably arranged on the fixing table board 302 in a sliding mode, and the fixing table board 302 is detachably arranged on the additionally-arranged table board 301. As shown in fig. 1 and 13, a transfusion bottle bag hanging frame 12 is detachably and slidably arranged on the mounting table-board 301, and an ice placing drawer 8 is arranged on the mounting table-board 301.

As shown in fig. 9 to 12, install the waterproof heating pad 7 on the mesa 301 additional, the waterproof heating pad 7 is used for keeping the temperature of operation table module 3, the waterproof heating pad 7 is located fixed mesa 302 and installs between the mesa 301 additional, the waterproof heating pad 7 includes heater strip 701, first heat-conducting plate 702 and second heat-conducting plate 703, the heater strip presss from both sides and establishes between first heat-conducting plate 702 and second heat-conducting plate 703, still include first insulating plate 704 and second insulation board 705, first insulating plate 704 sets up on the lateral wall that heater strip 701 was kept away from to first heat-conducting plate 702, second insulation board 705 sets up on the lateral wall that heater strip 701 was kept away from to second heat-conducting plate 703. The heating wire 701 comprises glass filaments 7011, an internal heating wire 7012, a heat conduction layer 7013 and an insulation layer 7014, wherein the internal heating wire 7012 is wound on the glass filaments 7011, the heat conduction layer 7013 is wrapped on the internal heating wire 7012, and the insulation layer 7014 is wrapped on the heat conduction layer 7013.

As shown in fig. 1, 5, 6 and 7, a sliding groove 4 is provided on the fixed table top 302, a bolt rod 5 is provided at one end of the small fixed column 303 close to the fixed table top 302, the bolt rod 5 passes through the sliding groove 4, an abutting nut 6 is rotatably provided on the bolt rod 5 through a thread, the abutting nut 6 is used for rotating the abutting fixed table top 302, and the abutting nut 6 and the small fixed column 303 are respectively located at two sides of the fixed table top 302. The middle fixing columns 304 and the large fixing columns 305 are arranged on the fixing table board 302 in the same manner as described above, and the three types of fixing columns are detached according to experimental needs, so as to adjust the positions of the three types of fixing columns, and the arrangement manner is convenient for adjusting the number of the three types of fixing columns on the fixing table board 302, fig. 6 shows an installation state of the large fixing columns 305, and fig. 7 shows an installation state of the middle fixing columns 304.

As shown in fig. 1 and 8, an adjusting table top 9 and an adjusting assembly 10 are arranged on the installing table top 301, one side of the adjusting table top 9 is hinged to the installing table top 301, and the adjusting table top 9 is movably connected to the installing table top 301 through the adjusting assembly 10. Adjusting part 10 includes folding angle steel 1001, slider 1002 and mounting 1003, and the one end of folding angle steel 1001 is articulated to be set up on adjusting desktop 9, and on the other end of folding angle steel 1001 was fixed to be set up slider 1002, slider 1002 slided and is set up on installing mesa 301 additional, and mounting 1003 is used for fixing slider 1002 on installing mesa 301 additional. The adjusting table top 9 is provided with a flume 11 which can be adapted to the tail of an experimental animal.

In a preferred embodiment, as shown in fig. 1, 14 and 15, the table further includes an edge clip 18, and when the fixed table 302 is placed on the peripheral additional table 301, the fixed table 302 is fixed and clamped on the additional table 301 by the edge clip 18. If the additional table-board 301 has no edge, the abutting nut 6 is rotated to expose the bolt rod 5, and the bolt rod 5 is placed on the additional table-board 301 as a supporting leg.

In a preferred embodiment, as shown in fig. 1, the monitoring system further includes a calculation storage module 19, a respiratory anesthesia module 20, and a vital signs monitoring module 21. The calculation storage module 19 comprises an external panel, a computer host, a reserved clamping groove and a reserved line hole, the calculation storage module 19 realizes real-time storage and automatic and manual input of all surgical indexes, and can be connected with a surgical guidance system and reserve screens and line holes for other external equipment; the respiratory anesthesia module 20 comprises an operation panel, three valve regulators, a main valve regulator, an oxygen and air sub-control valve, a pressure regulator, an anesthetic external connector and an anesthetic residue display window, and is additionally provided with a wall surface pipeline adapter for installation; the vital sign monitoring module 21 includes an external intelligent terminal, a PCR radar sensor (for realizing non-contact detection of respiration and heartbeat), a contact type blood oxygen respiration detector (including multiple contact probes suitable for different parts, for obtaining arterial blood oxygen saturation of various experimental animals with high precision, heart rate, respiratory frequency, pulse amplitude, respiratory amplitude, realizing cardiopulmonary function monitoring) and an invasive sensing interface.

In a preferred embodiment, as shown in fig. 1, a table pipe groove 15 is arranged on the mounting table top 301, a telescopic supporting table rod 14 is arranged on the mounting table top 301, a horse wheel 13 is arranged at one end of the telescopic supporting table rod 14 far away from the mounting table top 301, and the horse wheel 13 is a horse wheel GD 40F. The additional table top is also provided with a hollow drawer 16 and a drawable water pipe 17.

Principle of operation：

When the experimental animal is tested, the small fixed column, the middle fixed column and the large fixed column slide on the fixed table board according to the body size of the experimental animal, the positions of the small fixed column, the middle fixed column and the large fixed column on the fixed table board are adjusted to enable the small fixed column, the middle fixed column and the large fixed column to compactly surround the experimental animal, the length of a pipeline clamped on the small fixed column, and the purpose of shortening the length of the pipeline can be achieved for the small animal. Meanwhile, when the experimental animal is subjected to cryogenic treatment, the temperature-changing water tank module is used for adjusting the body temperature of the experimental animal, and the ambient temperature of the experimental animal is adjusted by additionally arranging the heating wires on the table board and the ice drawer, so that the influence of the external environment on the blood temperature change of the experimental animal is reduced, and the success rate of the experiment is improved.

The invention can be changed from table without table edge or table with table edge of any size to ECMO operation table by flexible disassembly and assembly, and can realize the shortest length of the ECMO external connection tube according to the size of the body of the operation animal, thereby achieving the lowest blood consumption, reducing the death rate of the small animal due to blood consumption, completing the animal without additional blood donation, improving the success rate of ECMO experiments and realizing the mouse ECMO experiments which are very difficult to complete at present.

Those skilled in the art will appreciate that, in addition to implementing the system and its various devices, modules, units provided by the present invention as pure computer readable program code, the system and its various devices, modules, units provided by the present invention can be fully implemented by logically programming method steps in the form of logic gates, switches, application specific integrated circuits, programmable logic controllers, embedded microcontrollers and the like. Therefore, the system and various devices, modules and units thereof provided by the invention can be regarded as a hardware component, and the devices, modules and units included in the system for realizing various functions can also be regarded as structures in the hardware component; means, modules, units for performing the various functions may also be regarded as structures within both software modules and hardware components for performing the method.

The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. An ECMO operating table universal for experimental mammals is characterized by comprising an ECMO module (1), a temperature-variable water tank module (2) and an operating table module (3), wherein the ECMO module (1) and the temperature-variable water tank module (2) are arranged on one side of the operating table module (3); the ECMO module (1) is used for providing external respiration and circulation for experimental animals, and the temperature-changing water tank module (2) is used for adjusting the temperature of the experimental animals;

the operating table module (3) comprises an additional mounting table board (301), a fixed table board (302), small fixing columns (303), middle fixing columns (304), large fixing columns (305) and fixing clamps (306) for fixing external connecting pipes of the ECM 0; the fixing clamp (306) is detachably arranged on the small fixing column (303), the middle fixing column (304) and the large fixing column (305), and the small fixing column (303), the middle fixing column (304) and the large fixing column (305) are detachably arranged on the fixing table top (302) in a sliding manner; the fixed table top (302) is detachably arranged on the additionally-installed table top (301).

2. A mammalian laboratory animal universal ECMO operating table according to claim 1, wherein said fixed table top (302) is provided with a slide groove (4); one end, close to the fixed table top (302), of the small fixed column (303) is provided with a bolt rod (5), and the bolt rod (5) penetrates through the sliding groove (4);

the bolt rod (5) is provided with an abutting nut (6) in a rotating mode through threads, the abutting nut (6) is used for rotating and abutting against the fixed table top (302), and the abutting nut (6) and the small fixed column (303) are located on two sides of the fixed table top (302) respectively.

3. A mammalian laboratory animal universal ECMO operating table according to claim 1, wherein said add-on top (301) is provided with a waterproof heating mat (7), said waterproof heating mat (7) being adapted to maintain the temperature of said operating table module (3); the waterproof heating pad (7) is positioned between the fixed table top (302) and the mounting table top (301).

4. A mammalian laboratory animal universal ECMO operating table according to claim 3, wherein said waterproof heating mat (7) comprises a heating wire (701), a first heat conducting plate (702) and a second heat conducting plate (703), said heating wire being sandwiched between said first heat conducting plate (702) and said second heat conducting plate (703).

5. An ECMO operating table for mammalian laboratory animals according to claim 4, further comprising a first insulating plate (704) and a second insulating plate (705), wherein said first insulating plate (704) is disposed on a side wall of said first heat conducting plate (702) away from said heating wire (701), and said second insulating plate (705) is disposed on a side wall of said second heat conducting plate (703) away from said heating wire (701).

6. A mammalian laboratory animal universal ECMO operating table according to claim 1, wherein said loading table top (301) is provided with an ice drawer (8).

7. The ECMO operating table for mammalian laboratory animals according to claim 1, wherein an adjusting table top (9) and an adjusting assembly (10) are provided on the mounting table top (301), one side of the adjusting table top (9) is hinged to the mounting table top (301), and the adjusting table top (9) is movably connected to the mounting table top (301) through the adjusting assembly (10).

8. A mammalian laboratory animal universal ECMO surgical table according to claim 7, wherein the adjustment assembly (10) comprises a folding angle bar (1001), a slide block (1002) and a fixing member (1003);

one end of the folding angle steel (1001) is hinged to the adjusting desktop (9), the other end of the folding angle steel (1001) is fixedly arranged on the sliding block (1002), the sliding block (1002) is arranged on the additionally-installed desktop (301) in a sliding mode, and the fixing piece (1003) is used for fixing the sliding block (1002) on the additionally-installed desktop (301).

9. A mammalian laboratory animal universal ECMO surgical table according to claim 7, wherein the adjustable table top (9) is provided with a gutter channel (11).

10. An ECMO operating table for mammalian laboratory animals according to claim 1, wherein the additionally installed table top (301) is detachably and slidably provided with a transfusion bottle hanging bag frame (12).