CN206553506U - Micromanipulation tube assembly - Google Patents

Abstract

The utility model discloses a kind of micromanipulation tube assembly; including pedestal, micromanipulation pipe, fender bracket, seal; micromanipulation pipe includes micromanipulation pipe free-end, micromanipulation pipe tail end; pedestal includes seal pipe A and support tube; the tube cavity of support tube has the axial inner via hole of support tube; seal pipe A tube cavity has the axial inner via hole of seal pipe, and seal pipe A is closely placed in the axial inner via hole of the support tube of support tube；The micromanipulation pipe tail end of micromanipulation pipe is closely placed in the axial inner via hole of seal pipe A seal pipe；Fender bracket has protector, and fender bracket end has the stopper slot being connected with protector；Seal includes having sealing tube chamber inside seal pipe B and closure, seal pipe B, and the mouth of pipe of closure and seal pipe B is in mating connection.The utility model is not only convenient for micro- operations, storage and transport, and improves the protection level of micromanipulation pipe so that micromanipulation pipe exempts from destruction or polluted.

Description

Micromanipulation tube assembly

Technical field

The utility model is related to micromanipulation Manifold technology field, more particularly to a kind of micromanipulation tube assembly, more particularly to A kind of micromanipulation pipe unit operated suitable for cell, micro liquid.

Background technology

The extensive use of micromanipulation pipe and biology laboratory, for the operation to cell, micro liquid etc..To micro- behaviour Make pipe working end and design different structures, it is possible to achieve different functions.

Chinese patent CN202322807U discloses a kind of injection needle and installs module and needle holder component (patent application Number for 201120458951.5), its open structure is as follows：Including injection needle, needle stand and needle holder；Wherein, it is described aobvious Microinjection backshank end insertion needle stand pedestal endoporus is assembled into injection needle and installs module；The needle holder has an endoporus bar Body；Provided with a conical interface in the needle stand, described needle holder one end is provided with a conical fittings, the conical fittings with Conical interface formation complementary type plug-in type connection.There is following defect in this patent：In the tail end of injection needle 1 insertion needle stand 2 Be assembled into injection needle and module be installed, and define needle stand 2 for transparent or translucent plastics with favorable elasticity or Quality of rubber materials is made, and needle stand 2 includes an injection needle fixed pedestal 21 and a mounting seat 22, and mounting seat 22 is provided with described Conical interface 24, needle holder 3 has an endoporus 32 to run through the body of rod, and its one end is provided with a conical fittings 31, conical fittings 31 It is connected with conical interface 24 formation complementary type plug-in type；It can thus be seen that the conical interface 24 of needle stand 2 and needle holder 3 Conical fittings 31 coordinate grafting, because needle stand 2 inserts for the ease of injection needle 1, thus design needle stand 2 by elastomeric material Manufacture, such needle stand 2 easily occurs rocking in use, swings, it has impact on micro- associative operation, and needle stand 2 outside Portion is not stopped by pipe, after more than 1 insertion of injection needle the clamping of needle stand 2 can be caused not live injection needle 1, so as to influence Micromanipulation quality.Complementary type grafting between conical fittings 31 and conical interface 24 so that needle holder 3 connects with needle stand 2 There is the defect such as unstable, insecure in binding structure and performance.

" needle stand " in above-mentioned patent is the pedestal with similar structures.Found in production practices, using plastics or rubber Glue material matter has major defect by being molded the pedestal of production during completed knocked down products.First, produced using plastic material Pedestal, material is hard, and " pedestal endoporus " size is fixed, and morphotropism is small, and the glass micromanipulation pipe of same specification is due to production , inevitably there is larger tolerance in the limitation of technique.Only when glass micromanipulation pipe external diameter and pedestal endoporus bore are non- Qualified finished product can be just assembled into when often consistent；The air-tightness when glass micromanipulation pipe external diameter is less than pedestal endoporus bore Difference；Micromanipulation pipe can not be smoothly installed into pedestal endoporus when glass micromanipulation pipe external diameter is more than pedestal endoporus bore, Insertion will cause glass micromanipulation pipe to fracture, crush by force.Pedestal is used as using plastic material, yield rate is less than 40.0%. Secondly, the pedestal produced using elastic materials such as rubber, " pedestal endoporus " or " the pre- glass micromanipulation pipe tail end that draws fixes circle Hole " size has certain being expanded property, and the glass micromanipulation pipe consistent and slightly larger with pedestal endoporus aperture largely can be with It is smoothly inserted into pedestal and forms preferable air-tightness connection, and the glass micromanipulation pipe smaller than pedestal endoporus aperture then can not For assembling, the glass micromanipulation pipe utilization rate of same specification is less than 60.0%.Because the pedestal of the flexible materials such as rubber becomes Shape is larger, when in use, when being particularly connected with attachment means such as needle holder or suction nozzle pen, and the glass in insertion pedestal shows Microoperation tube portion is easily broken, and causes injection pin module or suction nozzle normally to use, and fracture rate is up to 15.0%. Using quality of rubber materials pedestal when, overall yield rate is about 50.0%.Again, thin-walled micromanipulation pipe is being used, it is especially thin When wall plastics capillary soft tube is used as micromanipulation pipe, the either pedestal of plastics or quality of rubber materials, due to thin-walled plastic capillary Occur bending, deformation during flexible pipe insertion pedestal, packaging efficiency is low, and yield rate is extremely low.And the micro- behaviour of prior art Make pipe without the fender bracket provided for protecting micromanipulation pipe so that micromanipulation pipe is easily caused carefully in transhipment or storage Born of the same parents, the pollution of micro liquid, do not coordinate micromanipulation pipe to provide corresponding sealing guard block yet, are unfavorable for cell, micro The protection of liquid.

Utility model content

In place of in view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of easy to use, performance Reliable micromanipulation tube assembly, is not only convenient for micro- operations, storage and transport, and improve the guarantor of micromanipulation pipe Protect rank so that micromanipulation pipe exempts from destruction or polluted.

The purpose of this utility model is achieved through the following technical solutions：A kind of micromanipulation tube assembly, including it is pedestal, micro- Operation pipe, fender bracket, seal, micromanipulation pipe one end end are micromanipulation pipe free-end, the micromanipulation pipe Other end end is micromanipulation pipe tail end, and the pedestal includes seal pipe A and support tube, and the tube cavity of the support tube has Support tube axial direction inner via hole, the tube cavity of the seal pipe A has the axial inner via hole of seal pipe, and the seal pipe is closely placed in branch In the axial inner via hole of the support tube of stay tube；The micromanipulation pipe tail end of the micromanipulation pipe is closely placed in seal pipe A sealing In the inner via hole of pipe axial direction；The fender bracket, which has, is used to protecting the protector of micromanipulation pipe, the fender bracket end have with Support tube is engaged the stopper slot of activity clamping, and the stopper slot is connected with protector；The seal include seal pipe B and There is sealing tube chamber, one end end-enclosed of the seal pipe B, the seal pipe B's is another inside closure, the seal pipe B One end end has the mouth of pipe, and the mouth of pipe of the closure and seal pipe B is in mating connection, and the closure is used for close encapsulation pipe The B mouth of pipe, the sealing tube chamber of the seal pipe B is used to coordinate storage to hold pedestal, micromanipulation pipe, fender bracket.

In order to which the utility model is better achieved, the seal pipe A is manufactured by flexible material, and the seal pipe A interference is matched somebody with somebody Conjunction is placed in the axial inner via hole of the support tube of support tube.It is interference fitted and installs in the axial inner via hole of the seal pipe of the seal pipe A There are filtration members, filtration members are used to filter out some special components by micromanipulation pipe, such as bacterium, dust.It is described micro- In the operation pipe tail end interference fit insertion seal pipe A axial inner via hole of seal pipe, and the end face of micromanipulation pipe tail end with Filtration members end face is in close contact.

The preferred seal pipe A of the utility model, support tube manufacturing technology scheme are：The seal pipe A by silica gel, rubber or Latex material is manufactured, and the support tube is manufactured by plastics, nylon, metal, glass or carbon fibre material.

Preferably, the fender bracket is in integrally cylindrical shape, the notch of the stopper slot of the fender bracket is in " C " word Shape, the notch of the stopper slot is engaged clamping with the pipe outer wall of support tube.

Preferably, notch one end of the stopper slot is spacing end A, the notch other end of stopper slot is spacing end Limit convex grooving in " C " word shape, the limit convex grooving and support tube are installed at B, the spacing end B of the stopper slot Pipe outer wall cooperation activity clamping.

Preferably, being connected between the stopper slot and protector by connectivity slot.

Preferably, the pedestal passes through double injection forming method integrated injection molding system by seal pipe A and support tube Make.

Preferably, the hole internal diameter of the axial inner via hole of the seal pipe is outer than micromanipulation pipe tail end in its natural state The small 0.2mm of wall diameter.

Preferably, the big 0.5~0.5mm of hole internal diameter of the outer diameter of seal pipe A inner via hole more axial than support tube.

The utility model compared with the prior art, with advantages below and beneficial effect：

(1) pedestal of the present utility model is made up of seal pipe A and support tube, and seal pipe A is manufactured from flexible material, support Pipe is manufactured using hard material, and seal pipe A interference fits are closely connected in support tube, and support tube can give seal pipe A One uniform reaction stress so that the micromanipulation pipe tail end of micromanipulation pipe inwardly leads to seal pipe A seal pipe axle Hole contacts more close, while support tube selects hard material, is easy to micro- operations, storage and transport；Seal pipe A is selected Manufactured with flexible material, after the micromanipulation pipe tail end insertion seal pipe A of the micromanipulation pipe axial inner via hole of seal pipe, sealing The inner hole wall of the axial inner via hole of pipe A seal pipe can tightly fix micromanipulation pipe so that micromanipulation pipe will not occur Movement is rocked, while seal pipe A can effectively protect micromanipulation pipe, to avoid micromanipulation pipe from being destroyed.

(2) the utility model provides fender bracket, and fender bracket is the feelings such as the micromanipulation, storage and transport of micromanipulation pipe Provide and closely maintain secrecy under condition, because the micromanipulation pipe free-end for protecting micromanipulation pipe exempts from damaged, pollution etc., together When also facilitate micromanipulation pipe normalized operation significantly, improve the precision, accuracy rate and success rate of experimental result.This reality The assembly and disassembly between pedestal and fender bracket can be easy to new stopper slot and limit convex grooving so that assemble, tear open Unload very convenient, greatly facilitate people's operation；Protector of the present utility model causes micromanipulation pipe not send out deviation upper And cause the side wall of micromanipulation pipe free-end crash protection groove, so as to protect micromanipulation pipe free-end, it is to avoid micro- Operation pipe free-end is polluted.

(3) the utility model additionally provides seal, and seal can completely cut off above-mentioned assembling parts and be contacted with the external world；When not During using micromanipulation pipe, micromanipulation pipe can be placed in fender bracket and protected, and fender bracket and micromanipulation pipe is common Progress closed environment protection in the sealing tube chamber of seal is placed in, the protection level of micromanipulation pipe is improved, effectively prevent Micromanipulation, storage and the damage phenomenon when transport, while also prevent micromanipulation pipe free-end exempts from damaged, dirt Dye etc..

(4) the utility model interference fit in the axial inner via hole of seal pipe of seal pipe is provided with filtration members, the filtering Part can filter out some special components by micromanipulation pipe, improve the accuracy rate and success rate of experimental result.

Brief description of the drawings

Fig. 1 is the overall exploded perspective view after the utility model is dismantled；

Fig. 2 is the overall schematic after the utility model is stored；

Fig. 3 is the assembly structure diagram of micromanipulation pipe and pedestal；

Fig. 4 is that seal pipe A is interference fitted the structural representation loaded after support tube；

Fig. 5 is the structural representation after micromanipulation pipe, seal pipe A, support tube three tight fit installation；

Fig. 6 is the dimensional structure diagram of support tube in Fig. 5；

Fig. 7 is the structural representation of the first fender bracket；

Fig. 8 is the structural representation of second of fender bracket；

Fig. 9 is the structural representation of the third fender bracket；

Figure 10 is the schematic diagram that pedestal assembled and disassembled two kinds of use states with fender bracket.

Wherein, it is entitled corresponding to the reference in accompanying drawing：

1- pedestals, 11- seal pipes A, 111- seal pipe axial direction inner via hole, 12- support tubes, 121- support tubes axial direction Inner via hole, 2- micromanipulation pipes, 21- micromanipulation pipe tail ends, 22- micromanipulation pipe free-ends, 3- filtration members, 4- is protected Retaining frame, 41- stopper slots, the spacing end A of 411-, 412- limit convex groovings, 42- protectors, 43- connectivity slots, 5- sealings Part, 51- closures, 52- seal pipes B, 521- sealing tube chamber.

Embodiment

The utility model is described in further detail with reference to embodiment：

As shown in Fig. 1~Figure 10, a kind of micromanipulation tube assembly, including it is pedestal 1, micromanipulation pipe 2, fender bracket 4, close Sealing 5, one end end of micromanipulation pipe 2 is micromanipulation pipe free-end 22, and the other end end of micromanipulation pipe 2 is micromanipulation Pipe tail end 21, pedestal 1 includes seal pipe A11 and support tube 12, and the tube cavity of support tube 12 has the axial inner via hole of support tube 121, seal pipe A11 tube cavity have the axial inner via hole 111 of seal pipe, and seal pipe A11 is closely placed in the support of support tube 12 In the inner via hole 121 of pipe axial direction；The close seal pipe axial direction for being placed in seal pipe A11 of the micromanipulation pipe tail end 21 of micromanipulation pipe 2 In inner via hole 111；Fender bracket 4 has the protector 42 for being used for protecting micromanipulation pipe 2, and the end of fender bracket 4 has and support tube 12 are engaged the stopper slot 41 of activity clamping；When pedestal 1 be embedded in fender bracket 4 stopper slot 41 in, micromanipulation pipe free-end 22 Part is just placed in the protector 42 of fender bracket 4, and protector 42 can (protector 42 be especially used with closed protective micromanipulation pipe 2 In protection micromanipulation pipe free-end 22).Stopper slot 41 is connected with protector 42；Seal 5 includes seal pipe B52 and sealing There is sealing tube chamber 521, seal pipe B52 one end end-enclosed, seal pipe B52 other end end inside lid 51, seal pipe B52 Portion has the mouth of pipe, and the mouth of pipe of closure 51 and seal pipe B52 is in mating connection, and closure 51 is used for close encapsulation pipe B52 pipe Mouthful, seal pipe B52 sealing tube chamber 521 is used to coordinate storage to hold pedestal 1, micromanipulation pipe 2, fender bracket 4.

The protector 42 of the utility model fender bracket 4 can use following three kinds of structure type：

The first structure is：As shown in fig. 7, protector 42 can be local through slot, i.e., protector 42 is sealed including bottom Closing part point and bottom groove part two parts, the bottom closure of protector 42 are divided to including two side walls and are connected to two sides The bottom plate of wall bottom, the bottom lock part cross section of the protector 42 of this structure is in "U" shaped shape；The bottom of protector 42 It is through slot that portion groove part, which only includes bottom between two side walls, two side walls, and its cross section is in " ‖ " shape.Protector 42 Bottom lock part is close to the one end of stopper slot 41, and the bottom groove of protector 42 is partially away from the one end of stopper slot 41.

Second of structure be：As shown in figure 8, protector 42 can be logical section through slot, i.e. protector 42 includes two sides Bottom is through slot between wall, two side walls, and its cross section is in " ‖ " shape.

The third structure is：As shown in figure 9, protector 42 can be unidirectional blocking groove, i.e., protector 42 includes two sides Wall and the bottom plate for being connected to two sidewall bottoms, the bottom of whole protector 42 are closed by bottom plate, the cross section of protector 42 In "U" shaped shape.

Seal pipe A11 is manufactured by flexible material, i.e. seal pipe A11 is manufactured by can extrude the big flexible material of morphotropism.It is close Tube sealing A11 interference fits are placed in the axial inner via hole 121 of the support tube of support tube 12；As shown in Figure 1, shown in Figure 5, seal pipe A11 Interference fit is provided with filtration members 3 in the inner via hole 111 of seal pipe axial direction, and filtration members 3 are used to filter out by micromanipulation pipe Some special components, such as bacterium, dust.The interference fit insertion seal pipe of micromanipulation pipe tail end 21 A11 seal pipe axial direction In inner via hole 111, and the end face of micromanipulation pipe tail end 21 is in close contact with the end face of filtration members 3.

Seal pipe A11 is manufactured by silica gel, rubber or latex material；Support tube 12 is by can extrude the small hard material of morphotropism It is made；The preferred support tube 12 of the present embodiment is manufactured by plastics, nylon, metal, glass or carbon fibre material.

Such as Fig. 7~Figure 10, overall fender bracket 4 is in cylindrical shape, as shown in fig. 7, the notch of the stopper slot 41 of fender bracket 4 In " C " font, the notch of stopper slot 41 is engaged clamping with the pipe outer wall of support tube 12.The groove of stopper slot 41 of the present utility model Two madial walls of mouth have appropriateness elasticity, i.e., can slightly open under external force, former once soon recovery after external force releasing Shape, when the support tube 12 of pedestal 1 is connected in the notch of stopper slot 41 under external force；After clamping is finished, due to stopper slot 41 notch has restorable internal stress so that the support tube 12 of the close clamp base 1 of stopper slot 41.It is of the present utility model The notch cross section of stopper slot 41 is C-shaped or analogous shape, and the gap width d at notch partially or fully is less than inside groove most Big width D, such as difference 0.2mm；Breadth Maximum D inside groove is equal to the pedestal 1 and inserts the local external diameter in portion, or is slightly less than The pedestal 1 inserts the local external diameter in portion, and (the Breadth Maximum D inside such as groove is less than pedestal 1 and inserts the local external diameter in portion 0.1mm)。

As shown in fig. 7, notch one end of stopper slot 41 is spacing end A411, the notch other end of stopper slot 41 is spacing Limit convex grooving 412 in " C " word shape, limit convex grooving 412 and branch are installed at end B, the spacing end B of stopper slot 41 The pipe outer wall cooperation activity clamping of stay tube 12.Such as Figure 10 use state B, the said structure feature of stopper slot 41 causes pedestal 1 Insert at notch of the portion through stopper slot 41 and be embedded in the limit convex grooving 412 of stopper slot 41, the support tube 12 and stopper slot of pedestal 1 41 keep being relatively fixed, and support tube 12 is unlikely to come off from the limit convex grooving 412 of stopper slot 41 again.Such as Figure 10 use state A, under the effect of lighter external force, pedestal 1 can easily be prized at spacing end A411 notch again；The notch one of stopper slot 41 Hold as spacing end A411, the notch other end of stopper slot 41 is to be provided with spacing end B, the spacing end B of stopper slot 41 In the limit convex grooving 412 of " C " word shape, the design causes the pedestal 1 being placed in stopper slot 41 by the spacing end B of sensing During the active force in direction, the support tube 12 of pedestal 1 can depart from from the spacing end B of stopper slot 41.

As shown in fig. 7, being connected between stopper slot 41 and protector 42 by connectivity slot 43.

Pedestal 1 of the present utility model can be made up of the following two kinds mode：

First way is：Pedestal 1 is penetrated and assembled in support tube 12 by seal pipe A11 sockets, seal pipe A11 and Support tube 12 passes through frictional resistance so that support tube 12 keeps being relatively fixed to seal pipe A11 radially-inwardly squeezing action.

The second way is：Pedestal 1 by seal pipe A11 and support tube 12 by double injection forming method integrated injection molding into Type is manufactured, and its seal pipe A11 and support tube 12 can keep being relatively fixed by cementation.

Due to the axial interference of inner via hole 111 of micromanipulation pipe tail end 21 of the present utility model and seal pipe A11 seal pipe It is connected, therefore the internal diameter of the axial inner via hole 111 of seal pipe is less than the external diameter of micromanipulation pipe tail end 21 in its natural state；This The hole internal diameter of the axial inner via hole 111 of the seal pipe of embodiment is in its natural state than the outer diameter of micromanipulation pipe tail end 21 Small 0.2mm.

Because seal pipe A11 of the present utility model is connected with the axial interference fit of inner via hole 121 of the support tube of support tube 12, Therefore pedestal 1 is under non-assembled state, its seal pipe A11 external diameter is more than the interior of the axial inner via hole 121 of support tube of support tube 12 Footpath.Big 0.2~the 1.0mm of hole internal diameter of seal pipe A11 of the present utility model outer diameter inner via hole 121 more axial than support tube； Big 0.5~the 0.5mm of hole internal diameter of the preferred seal pipe A11 of the present embodiment outer diameter inner via hole 121 more axial than support tube.

In use, after pedestal 1, micromanipulation pipe 2, filtration members 3 are assembled, then when being assembled with fender bracket 4, by pedestal 1 Stick into stopper slot 41.The limit convex grooving 412 of stopper slot 41 causes micromanipulation pipe 2 not send out upper and deviate and cause micromanipulation The side wall of the crash protection groove 42 of pipe free-end 22.When needing to dismantle fender bracket 4, with micromanipulation pipe tail end 21 towards limit The posture force that the position breach of groove 41 is upturned, the structure design of stopper slot 41 causes the direction prized to be limited to stopper slot 41 and lack The homonymy in mouth direction, will not send out upper and deviate and cause the side wall of the crash protection groove 42 of micromanipulation pipe free-end 22.This practicality is new The seal 5 of type can completely cut off above-mentioned assembling parts and be contacted with the external world.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims (9)

1. a kind of micromanipulation tube assembly, it is characterised in that：Including pedestal (1), micromanipulation pipe (2), fender bracket (4), sealing Part (5), micromanipulation pipe (2) one end end is micromanipulation pipe free-end (22), micromanipulation pipe (2) other end End is micromanipulation pipe tail end (21), and the pedestal (1) includes seal pipe A (11) and support tube (12), the support tube (12) tube cavity has the axial inner via hole (121) of support tube, and the tube cavity of the seal pipe A (11) has seal pipe axle inside Through hole (111), the seal pipe A (11) is closely placed in the axial inner via hole (121) of the support tube of support tube (12)；It is described micro- The micromanipulation pipe tail end (21) of operation pipe (2) is close to be placed in the axial inner via hole (111) of seal pipe A (11) seal pipe；Institute Stating fender bracket (4) has the protector (42) for being used for protecting micromanipulation pipe (2), and fender bracket (4) end has and support Pipe (12) is engaged the stopper slot (41) of activity clamping, and the stopper slot (41) is connected with protector (42)；The seal (5) include that there is sealing tube chamber (521), the sealing inside seal pipe B (52) and closure (51), the seal pipe B (52) Pipe B (52) one end end-enclosed, the other end end of the seal pipe B (52) has a mouth of pipe, the closure (51) with it is close Tube sealing B (52) mouth of pipe is in mating connection, and the closure (51) is used for close encapsulation pipe B (52) mouth of pipe, the seal pipe B (52) sealing tube chamber (521) is used to coordinate storage to hold pedestal (1), micromanipulation pipe (2), fender bracket (4).

2. according to the micromanipulation tube assembly described in claim 1, it is characterised in that：The seal pipe A (11) is by flexible material Manufacture, seal pipe A (11) interference fit is placed in the axial inner via hole (121) of the support tube of support tube (12)；The sealing Interference fit is provided with filtration members (3), the micromanipulation pipe tail end in the axial inner via hole (111) of pipe A (11) seal pipe (21) in the axial inner via hole (111) of interference fit insertion seal pipe A (11) seal pipe, and micromanipulation pipe tail end (21) End face is in close contact with filtration members (3) end face.

3. according to the micromanipulation tube assembly described in claim 2, it is characterised in that：The seal pipe A (11) is by silica gel, rubber Or latex material manufacture, the support tube (12) is by the manufacture of plastics, nylon, metal, glass or carbon fibre material.

4. according to the micromanipulation tube assembly described in claim 1, it is characterised in that：The fender bracket (4) is in integrally cylinder Shape, the notch of the stopper slot (41) of the fender bracket (4) is in " C " font, the notch and support tube of the stopper slot (41) (12) pipe outer wall is engaged clamping.

5. according to the micromanipulation tube assembly described in claim 4, it is characterised in that：Notch one end of the stopper slot (41) is Spacing end A (411), the notch other end of stopper slot (41) is at spacing end B, the spacing end B of the stopper slot (41) Limit convex grooving (412) in " C " word shape is installed, the limit convex grooving (412) and the pipe outer wall of support tube (12) are matched somebody with somebody Conjunction activity clamping.

6. according to the micromanipulation tube assembly described in claim 4 or 5, it is characterised in that：The stopper slot (41) and protector (42) it is connected between by connectivity slot (43).

7. according to the micromanipulation tube assembly described in claim 3, it is characterised in that：The pedestal (1) is by seal pipe A (11) Manufactured with support tube (12) by double injection forming method integrated injection molding.

8. according to the micromanipulation tube assembly described in claim 3, it is characterised in that：The axial inner via hole (111) of the seal pipe Hole internal diameter in its natural state than the small 0.2mm of outer diameter of micromanipulation pipe tail end (21).

9. according to the micromanipulation tube assembly described in claim 3 or 8, it is characterised in that：The outer wall of the seal pipe A (11) is straight Big 0.5~the 0.5mm of hole internal diameter of footpath inner via hole (121) more axial than support tube.