CN214970064U

CN214970064U - Rat enemator for experiments

Info

Publication number: CN214970064U
Application number: CN202121011516.8U
Authority: CN
Inventors: 孙莹杰; 范嘉宁; 邹彬
Original assignee: General Hospital of Shenyang Military Region
Current assignee: General Hospital of Shenyang Military Region
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-12-03
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses a rat enemator is used in laboratory, including three way speed regulator, be provided with syringe and enema tube respectively in the port at the relative both ends of three way speed regulator and another port intercommunication has the boost motor, and the boost motor is assembled and is used for when the enema tube breaks away from in the rat anus, makes the side opening blowout of seting up of gaseous follow enema tube tail end. The utility model provides a rat enemator for laboratory use, the wall of the enema tube is soft and flexible, and the mechanical damage of the tube to the intestinal tract is reduced; the detachable conical soft plug is arranged, so that the retention time of the enema tube in the intestinal tract is shortened, the stimulation of the catheter to the intestinal tract is further lightened, and the condition of leakage of enema liquid can be reduced; the process is aseptic treatment, so that the pollution chance of the outside environment on the fecal bacteria filtrate is reduced; even the pushing aid can reduce the residual amount of the fecal bacteria filtrate in the enema tube, so that the transplant dosage is more accurate; the arrangement of the enema tube volume scales ensures that the fecal bacteria transplantation is more accurate.

Description

Rat enemator for experiments

Technical Field

The utility model relates to the technical field of medical experimental equipment, in particular to a rat enema device for experiments.

Background

Although the operation is simple, most of the existing enemators are hard and have no volume scale, can not ensure sterility and are easy to remain in the enema tube or other individual problems, the existing problems are not integrally solved, the actual operation of the experiment is influenced to a certain extent, even the result of the experiment is influenced, and the accuracy of the experiment is reduced.

According to CN207024144U, a multi-functional rat enemator, includes sacculus, enema bottle, enema pipe, speed regulator, its characterized in that: the right part of the enema tube penetrates through the speed regulator, and the balloon is arranged on the left part of the enema tube; the medicine filling bottle comprises a connecting pipe and a threaded connecting pipe, the connecting pipe is arranged at the left end of the medicine filling bottle, the threaded connecting pipe is arranged at the left end of the connecting pipe, and the threaded connecting pipe, the connecting pipe and the medicine filling bottle are communicated with each other; the enema tube comprises a connecting seat, and the connecting seat is arranged at the right end of the enema tube; a connecting screw hole is also formed in the connecting seat and communicated with the enema tube; the left end of the enema tube is provided with a smooth arc surface; the threaded connection pipe is matched with the connecting screw hole, and the enema bottle is screwed into the connecting screw hole through the threaded connection pipe to be connected with the enema tube.

In conclusion, a new special supply kit which can perform standardized mass fecal bacteria transplantation and is required to solve the problems that most enemators have hard enema tubes, no volume scales, no sterility guarantee and easy residue in the enema tubes is needed to be provided urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rat enemator is used in laboratory aims at solving enema tube hard, do not have the volume scale, can not guarantee aseptic and the intraductal easy scheduling problem that remains of enema.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a rat enemator for experiments, includes three way speed regulator, be provided with syringe and enema tube in the port at the relative both ends of three way speed regulator respectively, and another port intercommunication has the boost, the boost is assembled and is used for when the enema tube breaks away from in the rat anus, makes the side opening blowout of seting up of gas follow enema tube tail end.

Preferably, the port of the three-way speed regulator is respectively provided with an enema tube interface, a syringe interface and a booster interface, the enema tube interface is movably connected with the enema tube, the syringe interface is movably connected with the syringe, and the booster interface is movably connected with the booster.

As preferred, the one end of enema tube is provided with the round blunt cecum, the enema tube is close to the outer wall of round blunt cecum one end is provided with the length scale, the enema tube is kept away from the outer wall of round blunt cecum one end is provided with the volume scale, the side opening has been seted up to the outer wall of enema tube one end, the side opening symmetry sets up and is being close to on the outer wall of round blunt cecum one end.

Preferably, the outer wall of the joint of the enema tube and the enema tube interface is sleeved with a soft plugging plug, a one-way valve is arranged in the soft plugging plug, and the port of the enema tube is movably connected with the one-way valve.

Preferably, the outer wall of the injector is provided with a graduated scale, one end of the injector is provided with a threaded interface, and the threaded interface is in threaded connection with the injector interface.

Preferably, one end of the booster, which is far away from the port, is provided with a hollow rubber balloon.

Preferably, the outer wall of the enema tube is sleeved with an aseptic protective sleeve, and the plugging soft plug is movably connected with the aseptic protective sleeve.

The utility model provides a pair of rat enemator is used in laboratory possesses following beneficial effect: the tube wall of the enema tube is soft and easy to bend, so that the mechanical damage of the tube to the intestinal tract is reduced; the arrangement of the detachable plugging soft plug shortens the retention time of the enema tube in the intestinal tract, thereby lightening the stimulation of the catheter to the intestinal tract and reducing the leakage of enema; the process is aseptic treatment, so that the pollution chance of the outside environment on the fecal bacteria filtrate is reduced; even the pushing aid can reduce the residual amount of the fecal bacteria filtrate in the enema tube, so that the transplant dosage is more accurate; the arrangement of the enema tube volume scales ensures that the fecal bacteria transplantation is more accurate.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of an overall structure provided by an embodiment of the present invention;

fig. 2 is a schematic diagram of an explosion structure provided by an embodiment of the present invention;

fig. 3 is a schematic view of a section structure of the enema tube according to an embodiment of the present invention.

Description of reference numerals:

1. an enema tube; 11. a round blind end; 12. a side hole; 13. length scales; 14. volume scales; 2. plugging a soft plug; 21. a one-way valve; 3. a three-way speed regulator; 31. an enema tube interface; 32. an injector interface; 33. a booster interface; 4. an injector; 41. a threaded interface; 42. a graduated scale; 5. a booster; 51. a hollow rubber balloon; 6. an aseptic protective sleeve.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

Referring to fig. 1-3, a laboratory rat enemator, before fecal bacteria transplantation, scratching the lower abdomen of a rat to promote feces evacuation as much as possible, the enemator is sealed and packaged before use, when in use, a rat supply kit is taken out from the sealed and packaged, and is installed, the device comprises a three-way speed regulator 3, a syringe 4 and an enema tube 1 are respectively arranged in the ports of the two opposite ends of the three-way speed regulator 3, the other port is communicated with a booster 5, an enema tube interface 31 is connected with the enema tube 1, the direction of the passage is determined by rotating the three-way speed regulator 3, the syringe interface 32 is connected with the syringe 4 through a threaded interface 41, the threaded interface 41 can effectively prevent the catheter from dropping off due to over-high pressure during injection, the volume of the syringe 4 is 2 ml, a graduated scale 42 is accurate to 0.1ml, the booster interface 33 is connected with the booster 5, the enemator kit is shown in fig. 1, the booster 5 is assembled and used for enabling gas to be sprayed out from a side hole 12 formed in the tail end of the enema tube 1 when the enema tube 1 is separated from the anus of a rat, a supply kit is connected after fecal strain filtrate is extracted by using the injector 4, the enema tube 1 is communicated with the injector 4 by rotating the three-way speed regulator 3, the sterile protective sleeve 6 is opened, the sterile protective sleeve 6 is a polyvinyl chloride material and can cover the enema tube 1 and the plugging soft plug 2; the enema tube 1 is soaked in sterile saline water for lubrication and then taken out, the enema tube is slowly placed into the colon of a rat along the physiological curvature at the anus, the depth of a catheter entering the intestinal tract is estimated by observing the length scale 13, the round blunt blind end 11 is about 7-8 cm away from the anus, then the injector 4 is slowly pushed, fecal bacteria filtrate is uniformly sprayed to the inner side of the intestinal wall through a side hole 12 arranged on the enema tube 1, the enema tube 1 is connected with the booster 5 by rotating the three-way speed regulator 3, one end of the booster 5 is connected with the hollow rubber balloon 51, the main body part is the hollow rubber balloon 51, the volume of the hollow rubber balloon 51 is slightly larger than that of the enema tube 1, the hollow rubber balloon 51 is extruded, the residual fecal bacteria filtrate in the enema tube 1 is sprayed to the intestinal tract, the enema tube 1 slowly withdraws from the intestinal tract and pushes the plugging soft plug 2 by hands until the enema tube 1 completely withdraws, the one-way valve 21 arranged in the plugging soft plug 2 is automatically closed to completely plug the anal orifice, take out shutoff cork 2 after a minute, it is once to accomplish the coprophilous fungi transplantation, shutoff cork 2 is the toper, the rubber material, top diameter 2.3mm, bottom diameter 3.0mm, the cover is mobile can dismantle outside the pipe, contain one-way valve 21 in the cork, the one-way valve 21 of rubber buffer can withdraw from behind the intestinal cavity at the enema pipe self-closing, prevent that the fungus liquid from spilling in order to block up the anus, the precision of the more suitable experiment of aseptic processing in the experiment, and enema tube 1 who uses in the experiment, be softer material, the excessive injury to the rat has been avoided to a certain extent, and the easy remaining problem in the enema tube 1 has been solved.

As shown in fig. 2 or fig. 3, the enema tube 1 is made of silica gel, and is soft and easy to bend; the external diameter of the intestinal canal is 2.2mm, the internal diameter is 2.1mm, and the length of the intestinal canal is 11 cm; enema tube leftmost end is a round blunt cecum 11, its lateral wall has side opening 12 around the even symmetric distribution of pipe, aperture 0.3mm, hole distance 0.6mm, and quantity is 8, the pipe wall is equipped with the dual scale interval of length scale 13 and volume scale 14, can be more accurate experimental in the use of reality, can be so that the data that the experiment obtained are more accurate on the one hand, also can make the rat not feel uncomfortable because of the reason of experiment through the feedback of data simultaneously, can be more humanized in the experiment.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a rat enemator is used in laboratory, its characterized in that includes three way speed regulator (3), be provided with syringe (4) and enema tube (1) respectively in the port at the relative both ends of three way speed regulator (3), and another port intercommunication has boost motor (5), boost motor (5) are assembled and are used for when enema tube (1) breaks away from in the rat anus, make gaseous side opening (12) blowout from seting up of enema tube (1) tail end.

2. The rat enemator used in the laboratory according to claim 1, wherein the ports of the three-way speed regulator (3) are respectively provided with an enema tube interface (31), a syringe interface (32) and a booster interface (33), the enema tube interface (31) is movably connected with the enema tube (1), the syringe interface (32) is movably connected with the syringe (4), and the booster interface (33) is movably connected with the booster (5).

3. The rat enemator used in the laboratory according to the claim 1, wherein one end of the enema tube (1) is provided with a round and blunt dead end (11), the outer wall of the enema tube (1) close to one end of the round and blunt dead end (11) is provided with length scales (13), the outer wall of the enema tube (1) far away from one end of the round and blunt dead end (11) is provided with volume scales (14), the outer wall of one end of the enema tube (1) is provided with side holes (12), and the side holes (12) are symmetrically arranged on the outer wall close to one end of the round and blunt dead end (11).

4. The rat enema syringe for the laboratory according to claim 1, wherein a blocking soft plug (2) is sleeved on the outer wall of the joint of the enema tube (1) and the enema tube interface (31), a one-way valve (21) is arranged inside the blocking soft plug (2), and the port of the enema tube (1) is movably connected with the one-way valve (21).

5. A laboratory rat enema syringe according to claim 1, characterized in that the outer wall of the syringe (4) is provided with a graduated scale (42), one end of the syringe (4) is provided with a threaded interface (41), and the threaded interface (41) is in threaded connection with the syringe interface (32).

6. A laboratory rat enema syringe according to claim 1, wherein the end of the booster (5) remote from the port is provided with a hollow rubber balloon (51).

7. A rat enema syringe for laboratory use according to claim 1, wherein a sterile protective sleeve (6) is sleeved on the outer wall of the enema tube (1), and the plugging cork (2) is movably connected with the sterile protective sleeve (6).