CN115517719A - Tumor sampling instrument and method with good tumor separation effect - Google Patents

Abstract

The invention discloses a tumor sampling instrument and a tumor sampling method with good tumor separation effect, and relates to the field of tumors. According to the tumor separation device, the grab handle is held by a hand to drive the device to move and aim at a tumor, the clamping push rod is pressed, the clamping push rod moves horizontally to drive the pulling cylinder to move horizontally, the pulling cylinder moves horizontally to drive the driving clamping cylinder to move horizontally, the driving clamping cylinder moves to drive the plurality of arc-shaped clamping rods to rotate synchronously, so that the surface of the tumor is extruded and a piece of protruding tumor tissue is extruded, the problem that a sample with a required position and a required component is difficult to obtain during sampling due to the fact that the surface of the tumor is smooth and high in toughness is solved, and the effect of separating the tumor is good.

Description

Tumor sampling instrument and method with good tumor separation effect

Technical Field

The invention relates to the field of tumors, in particular to a tumor sampling instrument and a method with good tumor separation effect.

Background

Tumor (tumor) refers to a new organism (neograwth) formed by local tissue cell proliferation under the action of various tumorigenic factors, because the new organism mostly presents space-occupying block-shaped protrusion, also called neoplasms (neoplasms), researches show that the tumor cell can generate metabolic change different from normal cells, and the tumor cell can adapt to the change of metabolic environment through the conversion between glycolysis and oxidative phosphorylation (OXPHOS).

The tumour is in operation treatment, need the sample to carry out biochemical inspection so that carry out medical analysis to the tumour, and in the sampling process that carries out the tumour, need use biopsy forceps to press from both sides the position that needs the sample and get and cut, and the separation difficulty of sample and tumour body when the tumour is perhaps surperficial smooth and toughness is strong to be sampled and is difficult to gain the sample of the position and the weight that need when leading to the sample, and the effect of separation tumour is poor.

Disclosure of Invention

The utility model aims to provide a tumour sampling instrument that separation tumour is effectual to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a separation tumour instrument of taking a sample that tumour effect is good, includes the sample barrel, all side outer wall fixed mounting of sample barrel has a plurality of rotating stations, all side outer walls of sample barrel have seted up a plurality of rotation grooves, and are a plurality of the rotating station is with a plurality of position looks adaptation of rotation groove, and is a plurality of the both sides inner wall of rotating station all rotates and installs the arc tooth, and is a plurality of one side of arc tooth is run through a plurality ofly respectively the rotation groove extends to in the sample barrel, and is a plurality of the equal fixed mounting in one side of arc tooth has the arc clamping bar, be provided with the drive in the sample barrel and press from both sides a section of thick bamboo, the tooth's socket has been seted up to all side outer wall annulars that the drive pressed from both sides a section of thick bamboo, the tooth's socket is with a plurality of arc tooth homogeneous phase meshing, one side fixed mounting that the drive pressed from both sides a section of thick bamboo has centre gripping actuating mechanism, tumour horizontal sampling mechanism is installed to one side of sample barrel.

Borrow by above-mentioned structure, drive the removal of a drive clamp section of thick bamboo through centre gripping actuating mechanism, a drive clamp section of thick bamboo removes and drives a plurality of arc tooth and rotates in step, a plurality of arc tooth rotate in step drive a plurality of arc clamping bars and rotate in step to extrude a bellied tumour tissue with the tumour surface, thereby avoid being difficult to gain the sample of the position and the weight that need because tumour surface is smooth and toughness leads to the sample when strong, make the effectual of separation tumour.

Preferably, the centre gripping actuating mechanism is including pulling a section of thick bamboo, grab handle, centre gripping push rod and spacing slide bar, grab handle fixed mounting be in on the bottom side of sample barrel, pull a section of thick bamboo fixed mounting be in on one side of drive clamp section of thick bamboo, the sliding tray has been seted up to the bottom side of sample barrel, centre gripping push rod fixed mounting be in on the bottom side of pulling a section of thick bamboo, the bottom of centre gripping push rod runs through the sliding tray and extends to outside the sample barrel, the spacing groove has been seted up to one side of grab handle, spacing slide bar fixed mounting be in on one side of centre gripping push rod, the one end of spacing slide bar extends to in the spacing groove, the centre gripping retaining mechanism is installed to one side of pulling a section of thick bamboo.

Further, through the setting of centre gripping actuating mechanism, when the sample of tumour is carried out to needs, handheld grab handle drive device removes and aims at the tumour, press the centre gripping push rod, under spacing slide bar's effect, centre gripping push rod horizontal migration drives a pulling section of thick bamboo horizontal migration, a pulling section of thick bamboo horizontal migration drives a driving and presss from both sides a section of thick bamboo horizontal migration, a driving presss from both sides a section of thick bamboo and moves a plurality of arc tooth and rotates in step, a plurality of arc tooth synchronous rotations drive a plurality of arc clamping bars synchronous rotations, thereby extrude a bellied tumour tissue with the tumour surface, thereby avoid being difficult to gain the sample of the position and the weight that needs when leading to the sample because tumour surface is smooth and toughness is strong, make the effectual of separation tumour.

Preferably, centre gripping hold mechanism includes rack thorn, unlock button, square pole, fixed frame and fixed spring, rack thorn fixed mounting be in on one side of pulling the section of thick bamboo, unlock button sets up on the top side of sample barrel, square pole fixed mounting be in on unlock button's the bottom side, square pole's bottom extends to in the sample barrel and with the top side fixed connection of fixed frame, fixed frame with the rack thorn contacts, fixed spring's both ends respectively with unlock button with one side fixed connection that the sample barrel is close to each other.

Further, through the setting of centre gripping retaining mechanism, a pulling section of thick bamboo removes and drives the vitex rack and remove, thereby the vitex rack removes and makes fixed frame can become contrary effect to the vitex rack formation with fixed frame contact, thereby can continue to keep the clamping state after the arc clamping bar carries out the centre gripping to the tumour tissue, thereby be convenient for organize the separation, when the cutting finishes, press the unblock button, the unblock button drives fixed frame through square pole and removes, thereby make fixed frame and vitex rack break away from, accomplish the unblock.

Preferably, one side of the sampling cylinder body is rotatably provided with a rotating disc, one side of the rotating disc is fixedly provided with two mounting plates, and one side of each mounting plate, which is close to each other, is respectively connected with two sides of the tumor horizontal sampling mechanism.

Through the setting of mounting panel, can install tumour sampling mechanism, through the setting of rolling disc, can drive the mounting panel through the rolling disc and rotate, the mounting panel rotates and to drive tumour horizontal sampling mechanism and rotate to the tumour tissue to the sample rotates and pulls away from and promote the separation effect.

Preferably, horizontal sampling mechanism of tumour includes two sample gears, two drive levers, two thief rods, two follower rods and two hemisphere sample swoves, two the sample gear all rotates and installs one of them on one side of mounting panel, two the drive lever is fixed mounting two respectively on one side of sample gear, two follower rods all rotate and install same on the mounting panel, two the thief rod is respectively with two the drive lever is rotated and is connected, two the hemisphere sample sword is fixed mounting two respectively one of thief rod is served, two the size and the position homogeneous phase adaptation of hemisphere sample sword, two install same sample actuating mechanism between the sample gear.

Further, through the setting of tumour horizontal sampling mechanism, drive two sample gear revolve through sample actuating mechanism, two sample gear revolve drive two drive levers and rotate, under the effect of driven lever, the drive lever rotates and drives two parallel synchronous opposite direction displacements of sample lever, and then drives two hemisphere sample sword opposite direction displacements and stretch into towards tumour tissue, cut the tumour tissue that extrudes, thereby gain the sample of the position and the weight that needs, the separation tumour is effectual.

Preferably, the sampling driving mechanism comprises a double-sided rack and a pulling rod, the double-sided rack is arranged between the sampling gears, the double-sided rack is respectively meshed with the sampling gears, the pulling rod is fixedly installed on one side of the double-sided rack, one end of the pulling rod penetrates through the rotating disc and extends into the sampling cylinder, and a driving operation unit is installed on the pulling rod.

Furthermore, through the setting of the sampling driving mechanism, the pulling rod is driven to move by the driving operation unit, the pulling rod moves to drive the double-sided rack to move, and the double-sided rack moves to drive the two sampling gears to rotate, so that the tumor horizontal sampling mechanism can be driven to sample tumor tissues.

Preferably, a protruding rod is fixedly mounted on the top side of the pulling rod, one end of the protruding rod penetrates through the rotating disc, and the protruding rod is matched with the driving clamping barrel in size.

Furthermore, through the arrangement of the convex rod, the pulling rod can drive the rotating disc to rotate through the convex rod when rotating, and can horizontally move on the pulling rod, so that the rotating disc can be driven to rotate to facilitate tumor tissue sampling.

Preferably, the drive operation unit includes rotation case and push-and-pull section of thick bamboo and two stoppers, the case activity of rotating is cup jointed on the pulling rod, two stoppers are all fixed cup joint on the pulling rod, two one side that the stopper is close to each other respectively in the both sides of rotating the case contact, the shifting chute has all been seted up to the bottom side of pull section of thick bamboo and sample barrel, push-and-pull section of thick bamboo fixed mounting be in on the bottom side of rotating the case, two are run through in proper order to the bottom of push-and-pull section of thick bamboo the shifting chute extends to outside the sample barrel, it rotates the incasement and installs rotation separating mechanism.

Furtherly, through drive operation unit's setting, pulling push-and-pull section of thick bamboo, push-and-pull section of thick bamboo remove to drive and rotate the case and remove, under the effect of stopper, rotate the case and remove and drive the pulling rod and remove, and then drive two hemisphere sample sword opposite direction and stretch into towards tumour tissue, cut the tumour tissue that extrudes to collect in hemisphere sample sword.

Preferably, the rotation separating mechanism comprises a rotating gear, a gear ring, a round bar and a knob, the rotating gear is fixedly sleeved on the pulling bar, the knob is arranged on the bottom side of the push-pull cylinder, the round bar is fixedly installed on the top side of the knob, the top end of the round bar extends into the rotation box and is fixedly connected with the bottom side of the gear ring, and the gear ring is meshed with the rotating gear.

Further, through the setting of rotating separating mechanism, after the cutting, rub the knob with the finger and rotate, the knob rotates and drives the round bar and rotate, and the round bar rotates and drives the ring gear and rotate, and the ring gear rotates and drives the running gear and rotate, and the running gear rotates and drives the pulling rod and rotate to drive two hemisphere sample swoves and rotate, further separate the tumour tissue, prevent that hemisphere sample sword from failing to cut off the tumour tissue completely and causing the separation failure.

Preferably, the sampling barrel is internally and fixedly sleeved with a limiting sleeve, the limiting sleeve is in contact with the outer wall of the pulling barrel on the peripheral side, and one side of the limiting sleeve, which is close to the driving clamping barrel, is fixedly provided with a return spring which is movably sleeved on the pulling barrel.

Further, through the setting of spacing sleeve, can carry on spacingly to a pulling section of thick bamboo to can make a pulling section of thick bamboo remove along the straight line, through reset spring's setting, when the centre gripping of removing the arc clamping bar, under reset spring's effect, can make the arc clamping bar automatic re-setting, thereby the arc clamping bar of being convenient for breaks away from with tumour tissue.

In conclusion, the technical effects and advantages of the invention are as follows:

1. according to the tumor tissue separating device, when a tumor needs to be sampled, the grab handle is held by a hand to drive the device to move and aim at the tumor, the clamping push rod is pressed, and the plurality of arc-shaped clamping rods synchronously rotate, so that the surface of the tumor is extruded and a convex tumor tissue is extruded, and therefore the problem that samples with required positions and components are difficult to obtain during sampling due to the fact that the surface of the tumor is smooth and high in toughness is avoided, and the tumor separating effect is good.

2. According to the invention, the chaste tree is contacted with the fixing frame to form a non-return effect, so that the clamping state can be continuously kept after the tumor tissue is clamped by the arc-shaped clamping rod, the tissue separation is facilitated, and when the cutting is finished, the unlocking button is pressed and drives the fixing frame to move through the square rod, so that the fixing frame is separated from the chaste tree, and the unlocking is completed.

3. According to the invention, the sampling driving mechanism drives the two sampling gears to rotate, the two sampling gears rotate to drive the two driving rods to rotate, and under the action of the driven rods, the driving rods rotate to drive the two sampling rods to synchronously move in parallel and oppositely, so that the two hemispherical sampling knives are driven to move oppositely and extend into the tumor tissue, and the extruded tumor tissue is cut, so that samples with required positions and components are obtained, and the tumor separation effect is good; the sample under the cutting is collected in hemisphere sample sword, prevents that other article pollutes and influences the testing result, also avoids the sample to drop simultaneously and causes other harm.

4. According to the invention, after cutting, the knob is rubbed by a finger to rotate, the knob rotates to drive the round rod to rotate, the round rod rotates to drive the gear ring to rotate, the gear ring rotates to drive the rotating gear to rotate, and the rotating gear rotates to drive the pulling rod to rotate, so that the two hemispherical sampling knives are driven to rotate, tumor tissues are further separated, and the separation failure caused by the fact that the hemispherical sampling knives cannot completely cut off the tumor tissues is prevented.

5. When the tumor sampling is needed, the device is driven to move and aim at the tumor by holding the grab handle, the clamping push rod is pressed to clamp and extrude the tumor tissue, the push-pull cylinder is pushed to cut and sample the tumor tissue, the knob is rubbed by the fingers to drive the hemispherical sampling knife to rotate to further rotate and cut off the tumor tissue, the whole sampling process can be operated by one hand, and the operation is simple and convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a schematic perspective view of another embodiment of the present disclosure;

FIG. 3 is a partially enlarged schematic view of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a schematic view of a partially cut-away structure of an embodiment of the present application;

FIG. 6 is a partially enlarged view of FIG. 5;

FIG. 7 is an enlarged view of the structure at A in FIG. 5;

fig. 8 is another enlarged schematic structural view of fig. 5.

In the figure: 1. a sampling cylinder body; 2. a rotating table; 3. arc-shaped teeth; 4. an arc-shaped clamping rod; 5. pulling the barrel; 6. a rack of chaste; 7. an unlock button; 8. a square pole; 9. a fixing frame; 10. fixing the spring; 11. rotating the disc; 12. mounting a plate; 13. a sampling gear; 14. a driving lever; 15. a driven lever; 16. a sampling rod; 17. a hemispherical sampling cutter; 18. a double-sided rack; 19. pulling a rod; 20. a nose bar; 21. a limiting sleeve; 22. driving the clamping cylinder; 23. rotating the box; 24. a rotating gear; 25. a round bar; 26. a knob; 27. pushing and pulling the cylinder; 28. a ring gear; 29. a limiting block; 30. a handle; 31. clamping the push rod; 32. a limiting slide bar; 33. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1-8, a tumor sampling device with good tumor separation effect comprises a sampling cylinder 1. The sampling cylinder 1 may be any base structure known in the art, such as a metal cylinder.

A plurality of rotating platforms 2 are fixedly installed on the outer wall of the periphery of the sampling cylinder body 1, a plurality of rotating grooves are formed in the outer wall of the periphery of the sampling cylinder body 1, and the plurality of rotating platforms 2 are matched with the plurality of rotating grooves in position.

The both sides inner wall of a plurality of revolving stages 2 all rotates installs arc tooth 3, and one side of a plurality of arc teeth 3 runs through a plurality of rotation grooves respectively and extends to sample barrel 1 in, and the equal fixed mounting in one side of a plurality of arc teeth 3 has arc clamping bar 4, and arc clamping bar 4 can be any one kind metal pole among the prior art.

Be provided with the drive in the sample barrel 1 and press from both sides a section of thick bamboo 22, the drive presss from both sides a section of thick bamboo 22 and can be any one metal barrel structure among the prior art, and the tooth's socket has been seted up to the drive side outer wall annular that presss from both sides a section of thick bamboo 22, and tooth's socket and the 3 homogeneous phase meshing of a plurality of arc teeth, one side fixed mounting that the drive pressed from both sides a section of thick bamboo 22 have a centre gripping actuating mechanism, and tumour level sampling mechanism is installed to one side of sample barrel 1.

Borrow by above-mentioned mechanism, drive through centre gripping actuating mechanism and press from both sides a section of thick bamboo 22 and remove, drive presss from both sides a section of thick bamboo 22 and removes and drive a plurality of arc teeth 3 and rotate in step, a plurality of arc teeth 3 rotate in step and drive a plurality of arc clamping bars 4 and rotate in step to extrude a bellied tumour tissue with the tumour surface, thereby avoid being difficult to gain the sample of the position and the weight that needs when leading to the sample because tumour surface is smooth and toughness is strong, make the effectual of separation tumour.

As a preferred embodiment of this embodiment, the clamping driving mechanism includes a pulling cylinder 5, a handle 30, a clamping push rod 31 and a limiting slide bar 32, the handle 30 is fixedly installed on the bottom side of the sampling cylinder 1, the pulling cylinder 5 is fixedly installed on one side of the driving clamping cylinder 22, a sliding groove is formed in the bottom side of the sampling cylinder 1, the clamping push rod 31 is fixedly installed on the bottom side of the pulling cylinder 5, the bottom end of the clamping push rod 31 penetrates through the sliding groove and extends out of the sampling cylinder 1, a limiting groove is formed in one side of the handle 30, the limiting slide bar 32 is fixedly installed on one side of the clamping push rod 31, one end of the limiting slide bar 32 extends into the limiting groove, a clamping and holding mechanism is installed on one side of the pulling cylinder 5, the advantage of this arrangement is that, when a tumor needs to be sampled, the clamping cylinder 5 horizontally moves to drive the driving clamping cylinder 22 to move and align to the tumor, the clamping push rod 31 is pressed, under the action of the limiting slide bar 32, the clamping push rod 31 horizontally moves to drive the pulling cylinder 5 to horizontally move to drive the arc-shaped teeth 22 to move, and to synchronously drive a plurality of 3 arc-shaped tumor sampling teeth to obtain a smooth tissue extrusion effect, thereby, and a smooth tissue extrusion effect.

In this embodiment, the centre gripping retaining mechanism includes rack 6, unlock button 7, square pole 8, fixed frame 9 and fixed spring 10, rack 6 fixed mounting is on one side of pulling a section of thick bamboo 5, unlock button 7 sets up on the top side of sample barrel 1, square pole 8 fixed mounting is on the bottom side of unlock button 7, the bottom of square pole 8 extends to in the sample barrel 1 and with the top side fixed connection of fixed frame 9, fixed frame 9 contacts with rack 6, the both ends of fixed spring 10 respectively with the one side fixed connection that unlock button 7 and sample barrel 1 are close to each other, the benefit of setting like this is, setting through centre gripping retaining mechanism, pulling a section of thick bamboo 5 removes and drives rack 6 and remove, thereby rack 6 removes and makes fixed frame 9 can form contrary effect to rack 6, thereby can continue to keep the clamping state after arc-shaped clamping bar 4 carries out the centre gripping to tumor tissue, thereby be convenient for tissue separation, when the cutting finishes, press unlock button 7, unlock button 7 drives fixed frame 9 to remove through rack 8, thereby make square pole 9 break away from the fixed frame 9 and the completion rack, unlock rack is 6.

As a preferred embodiment of this embodiment, one side of sample barrel 1 is rotated and is installed rolling disc 11, one side fixed mounting of rolling disc 11 has two mounting panels 12, one side that two mounting panels 12 are close to each other is connected with the both sides of tumour horizontal sampling mechanism respectively, the benefit that sets up like this, through the setting of mounting panel 12, can install tumour sampling mechanism, setting through rolling disc 11, can drive mounting panel 12 through rolling disc 11 and rotate, mounting panel 12 rotates and can drive tumour horizontal sampling mechanism and rotate, thereby it draws away to rotate the tumour tissue of sample and promotes the separation effect.

In this embodiment, the horizontal tumor sampling mechanism includes two sampling gears 13, two driving rods 14, two sampling rods 16, two driven rods 15 and two hemispherical sampling knives 17, two sampling gears 13 are all rotatably installed on one side of one of the mounting plates 12, two driving rods 14 are respectively fixedly installed on one side of two sampling gears 13, two driven rods 15 are all rotatably installed on the same mounting plate 12, two sampling rods 16 are respectively rotatably connected with one ends of two driving rods 14 and two driven rods 15, two hemispherical sampling knives 17 are respectively fixedly installed on one ends of two sampling rods 16, the sizes and positions of two hemispherical sampling knives 17 are uniformly adapted, the same sampling driving mechanism is installed between two sampling gears 13, thus the advantage of the arrangement is that, two sampling gears 13 are driven to rotate by the sampling driving mechanism, two sampling gears 13 are driven to rotate by the driving rods 14, under the action of the driven rods 15, the driving rods 14 rotate to drive two sampling rods 16 to parallelly and synchronously move oppositely, and further drive the two hemispherical sampling knives 17 to move oppositely and extend into the tumor tissue, thereby obtaining the required tumor tissue cutting and the good separation effect of the sample.

In this embodiment, sample actuating mechanism includes double-sided rack 18 and pulling rod 19, double-sided rack 18 sets up between two sampling gears 13, double-sided rack 18 meshes with two sampling gears 13 respectively mutually, pulling rod 19 fixed mounting is on one side of double-sided rack 18, the one end of pulling rod 19 all runs through rolling disc 11 and extends to in the sampling barrel 1, install drive operation unit on the pulling rod 19, the benefit that sets up like this is, through the setting of sample actuating mechanism, drive the pulling rod 19 through drive operation unit and remove, pulling rod 19 removes and drives double-sided rack 18 and remove, double-sided rack 18 removes and drives two sampling gears 13 and rotate, thereby can drive tumour horizontal sampling mechanism and sample tumour tissue.

In this embodiment, top side fixed mounting of pulling pole 19 has nose bar 20, and the one end of nose bar 20 runs through rolling disc 11, the big or small looks adaptation of nose bar 20 and drive cartridge 22, and the benefit that sets up like this is, through the setting of nose bar 20, can be so that pulling pole 19 both can drive rolling disc 11 through nose bar 20 and rotate when rotating, can carry out horizontal migration again at pulling pole 19 to can be convenient for rotate the drive so that carry out tumour tissue sample to rolling disc 11.

In this embodiment, the drive operation unit includes rotating case 23 and a push-and-pull cylinder 27 and two stopper 29, it cup joints on the pulling pole 19 to rotate the activity of case 23, two stopper 29 are all fixed cup joints on the pulling pole 19, one side that two stopper 29 are close to each other contacts in the both sides that rotate case 23 respectively, the shifting chute has all been seted up to the bottom side of pulling cylinder 5 and sample barrel 1, push-and-pull cylinder 27 fixed mounting is on the bottom side of rotating case 23, the bottom of push-and-pull cylinder 27 runs through two shifting chutes in proper order and extends to outside the sample barrel 1, install the rotation separating mechanism in the rotation case 23, the benefit that sets up like this, setting through the drive operation unit, pulling push-and-pull cylinder 27, push-and-pull cylinder 27 removes and drives and rotates case 23 and removes, under stopper 29's effect, it removes and drives pulling pole 19 and remove to rotate case 23, and then drive two hemisphere sampling sword 17 opposite directions and stretch into towards tumour tissue, the tumour tissue that extrudes.

In this embodiment, the rotating separation mechanism includes a rotating gear 24, a gear ring 28, a round bar 25 and a knob 26, the rotating gear 24 is fixedly sleeved on the pulling rod 19, the knob 26 is disposed at the bottom side of the push-pull cylinder 27, the round bar 25 is fixedly mounted at the top side of the knob 26, the top end of the round bar 25 extends into the rotating box 23 and is fixedly connected with the bottom side of the gear ring 28, and the gear ring 28 is engaged with the rotating gear 24, so that the advantage of the arrangement is that, by setting the rotating separation mechanism, after cutting, the knob 26 is rubbed with a finger to rotate, the knob 26 rotates to drive the round bar 25 to rotate, the round bar 25 rotates to drive the gear ring 28 to rotate, the gear ring 28 rotates to drive the rotating gear 24 to rotate to drive the pulling rod 19 to rotate, thereby driving the two hemispherical sampling knives 17 to rotate, further separating tumor tissues, and preventing the hemispherical sampling knives 17 from completely cutting off the tumor tissues to cause separation failure.

As a preferred embodiment of this embodiment, fixed cover has connect limit sleeve 21 in the sample barrel 1, limit sleeve 21 contacts with the week side outer wall of pulling a section of thick bamboo 5, limit sleeve 21 and the drive press from both sides one side fixed mounting that a section of thick bamboo 22 is close to each other have same activity to cup joint reset spring 33 on pulling a section of thick bamboo 5, the benefit that sets up like this is, through limit sleeve 21's setting, can carry on spacingly to pulling a section of thick bamboo 5, thereby can make pulling a section of thick bamboo 5 remove along the straight line, through reset spring 33's setting, when removing the centre gripping of arc clamping bar 4, under reset spring 33's effect, can make arc clamping bar 4 automatic re-setting, thereby be convenient for arc clamping bar 4 and tumour tissue break away from.

The working principle of the invention is as follows:

when a tumor needs to be sampled, the handheld grab handle 30 drives the device to move and aim at the tumor, the clamping push rod 31 is pressed, under the action of the limiting slide rod 32, the clamping push rod 31 moves horizontally to drive the pulling cylinder 5 to move horizontally, the pulling cylinder 5 moves horizontally to drive the driving clamping cylinder 22 to move horizontally, the driving clamping cylinder 22 moves to drive the arc-shaped teeth 3 to rotate synchronously, the arc-shaped teeth 3 rotate synchronously to drive the arc-shaped clamping rods 4 to rotate synchronously, so that the tumor surface is extruded and a convex tumor tissue is extruded, samples with required positions and components are avoided when the tumor surface is smooth and has strong toughness, the tumor separating effect is good, the pulling cylinder 5 moves to drive the rack 6 to move, the rack 6 moves to contact with the fixing frame 9, so that the fixing frame 9 can form a check effect on the rack 6, the clamping state can be continuously kept after the tumor tissue is clamped by the arc-shaped clamping rods 4, and tissue separation is facilitated.

The push-pull cylinder 27 is pulled, the push-pull cylinder 27 moves to drive the rotating box 23 to move, under the action of the limiting block 29, the rotating box 23 moves to drive the pull rod 19 to move, the pull rod 19 moves to drive the double-sided rack 18 to move, the double-sided rack 18 moves to drive the two sampling gears 13 to rotate, the two sampling gears 13 rotate to drive the two driving rods 14 to rotate, under the action of the driven rod 15, the driving rods 14 rotate to drive the two sampling rods 16 to synchronously move in opposite directions in parallel, further drive the two hemispherical sampling knives 17 to move in opposite directions and extend into tumor tissues, extruded tumor tissues are cut, and collected in the hemispherical sampling knives 17, so that samples in required positions and required components are obtained, the effect of separating tumors is good, after cutting, the finger-operated knob 26 rotates, the knob 26 rotates to drive the round rod 25 to rotate, the round rod 25 rotates to drive the gear ring gear 28 to rotate, the ring gear 28 rotates to drive the rotating gear 24 to rotate, the rotating gear 24 rotates to drive the pull rod 19 to rotate, and drive the rotating disk 11 to rotate under the action of the convex rod 20, the rotating disk 11 rotates to drive the mounting plate 12 to rotate, thereby driving the two sampling knives 17 to rotate, further prevent the hemispherical tissues from being completely separated, and further preventing the hemispherical tissues from being failed to cut off the hemispherical tissues, and further preventing the hemispherical tissues from being failed. When the cutting is finished, the unlocking button 7 is pressed, the unlocking button 7 drives the fixing frame 9 to move through the square rod 8, so that the fixing frame 9 is separated from the chaste tooth strips 6, and the unlocking is completed. When a sample needs to be taken out, the push-pull cylinder 27 is pushed, the double-sided rack 18 drives the two sampling gears 13 to rotate, and then the two hemispherical sampling knives 17 are driven to be mutually opened. Above-mentioned whole sample process can accomplish the operation through the one hand, and it is effectual and convenient simple to use to take a sample.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (10)

1. The utility model provides a separation tumour sampling instrument that tumour effect is good, includes sample barrel (1), its characterized in that: all sides outer wall fixed mounting of sample barrel (1) has a plurality of rotating table (2), all sides outer wall of sample barrel (1) has seted up a plurality of rotation grooves, and is a plurality of rotate table (2) and a plurality of the position looks adaptation in rotation groove, it is a plurality of the both sides inner wall of rotating table (2) all rotates and installs arc tooth (3), and is a plurality of one side of arc tooth (3) is run through a plurality ofly respectively rotate the groove and extend to in sample barrel (1), it is a plurality of the equal fixed mounting in one side of arc tooth (3) has arc clamping bar (4), be provided with drive clamp section of thick bamboo (22) in sample barrel (1), the tooth's socket has been seted up to all sides outer wall annular of drive clamp section of thick bamboo (22), tooth's socket and a plurality of arc tooth (3) homogeneous phase meshing, one side fixed mounting that the drive pressed from both sides section of thick bamboo (22) has centre gripping actuating mechanism, tumour horizontal sampling mechanism is installed to one side of sample barrel (1).

2. The tumor sampling apparatus with good tumor separation effect according to claim 1, wherein: the utility model discloses a sample barrel, including the centre gripping actuating mechanism, the centre gripping barrel is provided with the drive, centre gripping actuating mechanism is including pulling a section of thick bamboo (5), grab handle (30), centre gripping push rod (31) and spacing slide bar (32), grab handle (30) fixed mounting be in on the bottom side of sample barrel (1), pull a section of thick bamboo (5) fixed mounting be in on one side of drive clamp barrel (22), the sliding tray has been seted up to the bottom side of sample barrel (1), centre gripping push rod (31) fixed mounting be in on the bottom side of pulling a section of thick bamboo (5), the bottom of centre gripping push rod (31) is run through the sliding tray and is extended to outside the sample barrel (1), the spacing groove has been seted up to one side of grab handle (30), spacing slide bar (32) fixed mounting be in on one side of centre gripping push rod (31), the one end of spacing slide bar (32) extends to in the spacing groove.

3. The tumor sampling apparatus with good tumor separation effect according to claim 2, wherein: the utility model discloses a sampling device, including a pull section of thick bamboo (5), pulling one side of a section of thick bamboo (5) and installing centre gripping retaining mechanism, centre gripping retaining mechanism includes rack thorn (6), unlock button (7), square pole (8), fixed frame (9) and fixed spring (10), rack thorn (6) fixed mounting is in on one side of a pull section of thick bamboo (5), unlock button (7) set up on the top side of sample barrel (1), square pole (8) fixed mounting be in on the bottom side of unlock button (7), the bottom of square pole (8) extends to in sample barrel (1) and with the top side fixed connection of fixed frame (9), fixed frame (9) with rack thorn (6) contact, the both ends of fixed spring (10) respectively with unlock button (7) with one side fixed connection that sample barrel (1) are close to each other.

4. The tumor sampling apparatus with good tumor separation effect according to claim 2, wherein: one side of the sampling cylinder body (1) is rotated to be provided with a rotating disc (11), one side of the rotating disc (11) is fixedly provided with two mounting plates (12), and the two mounting plates (12) are respectively connected with two sides of the tumor horizontal sampling mechanism at one side close to each other.

5. The tumor sampling apparatus with good tumor separation effect according to claim 4, wherein: tumour horizontal sampling mechanism includes two sample gears (13), two drive levers (14), two thief rod (16), two follower rod (15) and two hemisphere sample sword (17), two sample gear (13) are all rotated and are installed one of them on one side of mounting panel (12), two drive lever (14) fixed mounting respectively is two on one side of sample gear (13), two follower rod (15) are all rotated and are installed same on mounting panel (12), two thief rod (16) respectively with two drive lever (14) and two the one end of follower rod (15) is rotated and is connected, two hemisphere sample sword (17) is fixed mounting respectively is two one of thief rod (16) is served, two the size and the position homogeneous phase adaptation of hemisphere sample sword (17), two install same sample actuating mechanism between sample gear (13).

6. The tumor sampling apparatus with good tumor separation effect according to claim 5, wherein: sample actuating mechanism includes double-sided rack (18) and pulling rod (19), double-sided rack (18) set up two between sample gear (13), double-sided rack (18) respectively with two sample gear (13) mesh mutually, pulling rod (19) fixed mounting be in on one side of double-sided rack (18), the one end of pulling rod (19) all runs through rolling disc (11) and extend to in sample barrel (1), install drive operation unit on pulling rod (19).

7. The tumor sampling apparatus with good tumor separation effect according to claim 6, wherein: the top side of the pulling rod (19) is fixedly provided with a convex rod (20), one end of the convex rod (20) penetrates through the rotating disc (11), and the convex rod (20) is matched with the driving clamping cylinder (22) in size.

8. The tumor sampling apparatus with good tumor separation effect according to claim 6, wherein: the driving operation unit comprises a rotating box (23), a push-pull cylinder (27) and two limiting blocks (29), the rotating box (23) is movably sleeved on the pull rod (19), the two limiting blocks (29) are fixedly sleeved on the pull rod (19), one sides, close to each other, of the two limiting blocks (29) are respectively in contact with two sides of the rotating box (23), moving grooves are formed in the bottom sides of the pull cylinder (5) and the sampling cylinder body (1), the push-pull cylinder (27) is fixedly installed on the bottom side of the rotating box (23), the bottom end of the push-pull cylinder (27) sequentially penetrates through the two moving grooves and extends to the outside of the sampling cylinder body (1), and a rotation separation mechanism is installed in the rotating box (23).

9. The tumor sampling device according to claim 8, wherein: rotate separating mechanism and include transmitting gear (24), ring gear (28), round bar (25) and knob (26), transmitting gear (24) are fixed to be cup jointed on pulling pole (19), knob (26) set up push-and-pull section of thick bamboo (27) bottom side, round bar (25) fixed mounting be in on the top side of knob (26), the top of round bar (25) extends to in rotating case (23) and with the bottom side fixed connection of ring gear (28), ring gear (28) with transmitting gear (24) mesh mutually.

10. The tumor sampling apparatus with good tumor separation effect according to claim 2, wherein: sampling barrel body (1) internal fixation has cup jointed limit sleeve (21), limit sleeve (21) and the week side outer wall of a pulling section of thick bamboo (5) contact, one side fixed mounting that limit sleeve (21) and drive press from both sides a section of thick bamboo (22) and are close to each other has same activity to cup joint reset spring (33) on the pulling section of thick bamboo (5).

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