Accurate quantitative inoculating loop for urine culture
By designing a precise quantitative inoculation loop for urine culture, the problems of easy contamination and cumbersome operation of inoculation loops have been solved, achieving simplified operation and accurate quantitative transfer of strains, thus improving the efficiency and quality of inoculation loop usage.
Patent Information
- Application Number
- CN202423196435.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-24
- Publication Date
- 2026-02-17
- Estimated Expiration
- 2034-12-24
AI Technical Summary
Existing inoculation loops are easily contaminated during the inoculation process and are cumbersome to operate, making it difficult to achieve quantitative and accurate results.
A precise quantitative inoculation loop for urine culture was designed. It features a cylindrical handle with first and second stepped grooves to accommodate the streaking component and the inoculation loop component, respectively. Its movement is controlled by a push plate to avoid contact with the table. The combination of nickel-chromium alloy material and a sealing cap ensures sterility and simplifies the operation process.
It effectively prevents inoculation loop contamination, simplifies operation, enables quantitative and accurate strain transfer, and improves the efficiency and quality of inoculation loop use.
Smart Images
Figure CN223921407U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to medical detection auxiliary tool field, concretely is urine culture precision quantitative inoculation ring. BACKGROUND
[0002] Inoculation ring is a kind of experimental apparatus widely used in microbiological detection, cell biology, molecular biology field;The composition structure of inoculation ring includes: handle, ring rod and ring circle or ring silk for marking;When inoculating bacteria, the inoculation ring needs to be sterilized by the way of heating by alcohol lamp first, then marking by inoculation ring, after marking, sterilizing again by heating, and then transferring bacteria;This way is sterilized at least twice in the inoculation process, and the inoculation ring is easily contaminated in the process of sterilization and transfer, and the operation process is relatively complicated. SUMMARY
[0003] The utility model discloses a urine culture precision quantitative inoculation ring, the inoculation ring is not easy to be contaminated, and the operation process is relatively simple;At the same time, the inoculation ring realizes the authenticity and accuracy of quantitative.
[0004] To achieve the above object, the utility model provides the following technical scheme: urine culture precision quantitative inoculation ring, including the handle of cylindrical, the bottom of handle is opened with the first step hole groove and the second step hole groove of little upper along height direction;The first step hole groove is composed of the first lower step hole and the first upper step hole, and the second step hole groove is composed of the second lower step hole and the second upper step hole;The first step hole groove, second step hole groove are respectively provided with the marking part and the inoculation ring part that can move up and down;The outer wall of handle is respectively opened with the first through groove and the second through groove that are communicated with the first upper step hole and the second upper step hole, and the height of first through groove and second through groove is lower than the height of first upper step hole and second upper step hole respectively;The outer wall of handle is provided with the first push plate and the second push plate, and one end of first push plate and second push plate penetrates first through groove and second through groove and is arranged on the upper end of marking part and inoculation ring part respectively.
[0005] In order to be easy to mark and inoculate, as the urine culture precision quantitative inoculation ring of the utility model is preferably, the marking part includes marking stick, marking rod arranged at one end of marking stick, sliding wire silk arranged at the other end of marking rod, sliding ball or sliding ring arranged at the other end of sliding wire silk;The sliding wire silk and sliding ball or sliding ring are all located in the first lower step hole, the outer wall of marking stick is sleeved with the first spring, and the upper and lower ends of first spring are fixedly connected with the bottom in the first upper step hole and the bottom of first push plate respectively;
[0006] The inoculation ring comprises an inoculation rod, an inoculation wire arranged at one end of the inoculation rod, and an inoculation ring arranged at the other end of the inoculation wire; the inoculation wire and the inoculation ring are located in the second lower step hole, a second spring is arranged on the outer wall of the inoculation rod, and the upper and lower ends of the second spring are fixedly connected with the bottom of the second upper step hole and the bottom of the second push plate, respectively.
[0007] In order to play a reminding role, preferably, the first push plate and the second push plate are provided with different color silicone sleeves at one end of the outer part of the handle, and labels are attached to the silicone sleeves; and a rotating identification arrow is attached to the outer wall of the handle in the radial direction.
[0008] In order to ensure that the marking part and the inoculation ring part are in a sterile state, preferably, a sealing cover is arranged on the outer wall of the lower end of the handle.
[0009] In order to maintain good use effect, preferably, the marking part and the inoculation ring part are made of nickel-chromium alloy material.
[0010] Compared with the prior art, the urine culture precise quantitative inoculation ring has the following beneficial effects: before inoculation, the marking part and the inoculation ring part are all arranged in the first step hole groove and the second step hole groove, thereby playing a protection role and avoiding the problem that the marking part and the inoculation ring part are in contact with the desktop and the countertop to cause pollution, and ensuring that they are in a sterile state; when inoculation is performed, the lower end of the marking part is moved out of the first step hole groove by pressing the first push plate, so that the marking can be performed; after the marking, the lower end of the inoculation ring part is moved out of the second step hole groove by pressing the second push plate, so that the inoculation can be easily performed, the inoculation ring is not easily polluted, and the operation process is relatively simple; at the same time, by marking, a single strain is obtained, and each inoculation needle ring takes one strain, so that the inoculation ring realizes the authenticity and accuracy of quantitative. BRIEF DESCRIPTION OF DRAWINGS
[0011] Fig. 1 It is a structural schematic view of the urine culture precise quantitative inoculation ring;
[0012] Fig. 2 It is a sectional structural schematic view of the handle of the urine culture precise quantitative inoculation ring;
[0013] Fig. 3The utility model discloses an internal structure diagram of handle. In the drawing: 1, handle, 2, first step hole groove, 3, second step hole groove, 4, first lower step hole, 5, first upper step hole, 6, second lower step hole, 7, second upper step hole, 8, first through groove, 9, second through groove, 10, first push plate, 11, second push plate, 12, scribing stick, 13, scribing rod, 14, sliding wire, 15, sliding ball, 16, sliding ring, 17, first spring, 18, inoculation stick, 19, inoculation wire, 20, inoculation ring, 21, second spring, 22, silica gel cover, 23, label, 24, rotating identification arrow, 25, sealing cover. DETAILED DESCRIPTION
[0014] Please refer to Figs. 1 to 3 , urine culture precision quantitative inoculation ring, including cylindrical handle 1, the bottom of handle 1 is provided with first step hole groove 2 and second step hole groove 3 along the height direction in the height direction;First step hole groove 2 is composed of first lower step hole 4 and first upper step hole 5, and second step hole groove 3 is composed of second lower step hole 6 and second upper step hole 7;First step hole groove 2, second step hole groove 3 respectively set up the scribing piece and inoculation ring piece that can move up and down in;The outer wall of handle 1 is provided with first through groove 8 and second through groove 9 that are communicated with first upper step hole 5 and second upper step hole 7 respectively, and the height of first through groove 8 and second through groove 9 is lower than the height of first upper step hole 5 and second upper step hole 7 respectively;Handle 1 is provided with first push plate 10 and second push plate 11 on the outer wall, and one end of first push plate 10 and second push plate 11 penetrates first through groove 8 and second through groove 9 and is arranged on the upper end of scribing piece and inoculation ring piece respectively;
[0015] Scribing piece includes scribing stick 12, scribing rod 13 arranged at one end of scribing stick 12, sliding wire 14 arranged at the other end of scribing rod 13, sliding ball 15 or sliding ring 16 arranged at the other end of sliding wire 14;Sliding wire 14 and sliding ball 15 or sliding ring 16 are all located in first lower step hole 4, and first spring 17 is sleeved on the outer wall of scribing stick 12, and the upper and lower ends of first spring 17 are fixedly connected with the bottom inside first upper step hole 5 and the bottom of first push plate 10 respectively;
[0016] Inoculation ring piece includes inoculation stick 18, inoculation wire 19 arranged at one end of inoculation stick 18, inoculation ring 20 arranged at the other end of inoculation wire 19;Inoculation wire 19 and inoculation ring 20 are all located in second lower step hole 6, and second spring 21 is sleeved on the outer wall of inoculation stick 18, and the upper and lower ends of second spring 21 are fixedly connected with the bottom inside second upper step hole 7 and the bottom of second push plate 11 respectively.
[0017] In the embodiment, the scribe and the inoculation ring are all placed in the first step hole groove 2 and the second step hole groove 3 before inoculation, the first step hole groove 2 and the second step hole groove 3 respectively protect the scribe and the inoculation ring, and the problem of contamination caused by the contact between the scribe and the inoculation ring and the tabletop is avoided; when inoculation is performed, the first push plate 10 on the scribe is pressed, the scribe rod 12 moves downwards, the sliding wire 14 and the sliding wire ball 15 or the sliding wire ring 16 at the lower end of the scribe rod 12 are moved out of the first lower step hole 4 and are moved below the handle 1, the bacteria in the culture dish of the urine can be scribed through the sliding wire ball 15 or the sliding wire ring 16, the mixed microbial sample is separated into single colonies, the number of bacteria gradually decreases each time the scribe is performed, and finally single bacteria are obtained; after scribing, the first push plate 10 is loosened, the scribe is easily reset and moved into the first step hole groove 2 through the elastic force of the first spring 17; the inoculation wire 19 and the inoculation ring 20 are moved out of the second lower step hole 6, the single bacteria after scribing are easily transferred into the incubation dish through the inoculation ring 20, one bacteria is taken from each inoculation needle ring, and the inoculation ring 20 realizes the authenticity and accuracy of quantification.
[0018] The sliding wire ball 15 or the sliding wire ring 16 is convenient for scribing.
[0019] As a technical optimization scheme of the utility model, the first push plate 10 and the second push plate 11 are respectively provided with different color silica gel sleeves 22 at one end outside the handle 1, and the silica gel sleeves 22 are attached with labels 23; the outer wall of the handle 1 is attached with a rotating identification arrow 24 in the radial direction.
[0020] In the embodiment, the different color silica gel sleeves 22 are easy to distinguish the scribe and the inoculation ring, the labels 23 are marked with the names of the corresponding scribe and inoculation ring, and the error is avoided; the rotating identification arrow 24 points from the first push plate 10 to the second push plate 11, and the operator is easily reminded to first press the first push plate 10, push out the scribe to perform scribing, and then press the second push plate 11 to use the inoculation ring 20 to transfer the bacteria;
[0021] When the number of the scribe and the inoculation ring is also greater than one, the first step hole groove 2 and the second step hole groove 3 are staggered; the operator can rotate and use the scribe and the inoculation ring one by one according to the direction of the rotating identification arrow 24, the repeated use is avoided, and the quality of inoculation is improved;
[0022] The number of the first step hole groove 2 and the second step hole groove 3 on the handle 1 can be multiple, but the number of the first step hole groove 2 and the second step hole groove 3 is one-to-one; multiple scribes and inoculation rings can continuously inoculate bacteria multiple times, and the efficiency of inoculation is improved.
[0023] As a technical optimization scheme of the utility model, the outer wall of the lower end of the handle 1 is provided with a sealing cover 25.
[0024] In the embodiment, the sealing cover 25 is arranged at the lower end of the handle 1 before the marking member and the inoculation ring member are used, so that the marking member and the inoculation ring member are easily protected, bacteria on the marking member and the inoculation ring member are avoided, and the sterile state of the marking member and the inoculation ring member is ensured.
[0025] As a technical optimization scheme of the utility model, the marking member and the inoculation ring member are made of nickel-chromium alloy material.
[0026] In the embodiment, the nickel-chromium alloy material has excellent high-temperature performance, good corrosion resistance, excellent biocompatibility, long service life and high cost performance, and can maintain good use effect, so the marking member and the inoculation ring member are preferably made of nickel-chromium alloy material.
[0027] Working principle and use process of the utility model:
[0028] Before inoculation, the marking member and the inoculation ring member are all arranged in the first step hole groove 2 and the second step hole groove 3, the first step hole groove 2 and the second step hole groove 3 protect the marking member and the inoculation ring member, and the problem that the marking member and the inoculation ring member are polluted by contacting the tabletop and the countertop is avoided, when inoculation is performed, the sealing cover 25 is opened, the first push plate 10 on the marking member is pressed, the marking stick 12 moves downward, the sliding wire 14 and the sliding wire ball 15 or the sliding wire ring 16 at the lower end of the marking stick 12 are moved out of the first lower step hole 4 and are moved below the handle 1, the bacteria in the culture dish of the urine can be marked by the sliding wire ball 15 or the sliding wire ring 16, the mixed microbial sample is separated into single colonies, with the increase of the number of marking times, the number of bacteria in each marking time is gradually reduced, and finally single bacteria are obtained; after marking, the first push plate 10 is loosened, the marking member is easily reset and moved into the first step hole groove 2 by the elastic force of the first spring 17; the second push plate 11 is pressed, the inoculation wire 19 and the inoculation ring 20 are arranged in the second lower step hole 6 and are moved out, the single bacteria after marking are easily transferred into the incubator by the inoculation ring 20, one bacteria is taken by each inoculation needle ring, and the inoculation ring 20 realizes the authenticity and accuracy of quantitative inoculation.
[0029] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. A precision inoculum loop for urine culture, characterized in that: The utility model provides a kind of handle (1) including cylinder, the bottom of the handle (1) is opened with first stepped hole groove (2) and second stepped hole groove (3) in height direction;The first stepped hole groove (2) is composed of first lower step hole (4) and first upper step hole (5), and the second stepped hole groove (3) is composed of second lower step hole (6) and second upper step hole (7);The first stepped hole groove (2), second stepped hole groove (3) are respectively provided with the line marking piece and inoculation ring piece that can move up and down;The outer wall of the handle (1) is respectively opened with first through slot (8) and second through slot (9) that are communicated with first upper step hole (5) and second upper step hole (7), and the height of first through slot (8) and second through slot (9) is lower than the height of first upper step hole (5) and second upper step hole (7) respectively;The outer wall of the handle (1) is provided with first push plate (10) and second push plate (11), and one end of first push plate (10) and second push plate (11) penetrates first through slot (8) and second through slot (9) and is respectively arranged on the upper end of line marking piece and inoculation ring piece.
2. The precision inoculum loop for urine culture according to claim 1, characterized in that: The line marking piece includes line marking stick (12), line marking rod (13) arranged at one end of the line marking stick (12), line marking wire (14) arranged at the other end of the line marking rod (13), line marking ball (15) or line marking ring (16) arranged at the other end of the line marking wire (14);The line marking wire (14) and line marking ball (15) or line marking ring (16) are located in the first lower step hole (4), and the outer wall of the line marking stick (12) is sleeved with first spring (17), and the upper and lower ends of the first spring (17) are fixedly connected with the bottom inside the first upper step hole (5) and the bottom of the first push plate (10) respectively; The inoculation ring piece includes inoculation stick (18), inoculation wire (19) arranged at one end of the inoculation stick (18), and inoculation ring (20) arranged at the other end of the inoculation wire (19);The inoculation wire (19) and inoculation ring (20) are located in the second lower step hole (6), and the outer wall of the inoculation stick (18) is sleeved with second spring (21), and the upper and lower ends of the second spring (21) are fixedly connected with the bottom inside the second upper step hole (7) and the bottom of the second push plate (11) respectively.
3. The precision inoculum loop for urine culture according to claim 1, characterized in that: The first push plate (10) and the second push plate (11) are respectively provided with different color silica gel sleeves (22) at one end outside the handle (1), and the silica gel sleeves (22) are attached with labels (23);The outer wall of the handle (1) is attached with rotation identification arrow (24) in radial direction.
4. The precision inoculum loop for urine culture according to claim 1, wherein: The outer wall of the lower end of the handle (1) is threadedly provided with sealing cover (25).
5. The precision inoculum loop for urine culture according to claim 1, wherein: The line marking piece and the inoculation ring piece are made of nickel-chromium alloy material.