CN219846642U - Sampling forceps with safety function - Google Patents

Abstract

The utility model relates to a sampling clamp with a safety function, which belongs to the technical field of sampling clamps and comprises a sampling clamp body, a sampling clamp handle, a sampling clamp connecting pipe and a fixing pipe, wherein the sampling clamp handle is movably connected to one end of the sampling clamp body, the sampling clamp connecting pipe is inserted into the sampling clamp body, and the fixing pipe is arranged in the sampling clamp body and fixedly connected with the sampling clamp handle. Through the inserted block that sets up, when needs carry out insurance spacing, can cancel the application of force to the pulling handle this moment, the elastic force of subsequent spring can promote the inserted block and reset, and because the quantity of slot is eight annular distributions, the cooperation of the inserted block of this moment inserts in the slot and carries out spacingly, realized being convenient for insurance spacing effect, prevent that the appearance sampling clamp body from pressing from both sides when getting damaged tissue and taking out, the unable spacing rotation of sampling clamp connecting pipe leads to the operation of sampling clamp connecting pipe comparatively difficult, the condition of the inside healthy tissue of scratch easily appears, influence the feel of use.

Description

Sampling forceps with safety function

Technical Field

The utility model relates to the technical field of sampling forceps, in particular to a sampling forceps with a safety function.

Background

The sampling forceps are used for collecting samples of living tissues in the upper and lower digestive tracts, respiratory tracts, urinary systems and female reproductive systems and providing special instruments for pathological analysis. The sampling forceps can be divided into two types, namely sterilization and non-sterilization according to the requirements, and the sampling forceps is an indispensable medical instrument in clinical medicine. The disposable living body sampling forceps are made of materials, have no toxic or side effect on human bodies, are simple and convenient to operate, have smooth spring hoses, are not easy to damage forceps channel holes of the endoscope, and have strong trafficability. The knife edge of the forceps head is sharp, and the trauma of the patient is small.

But still not solve current sampling clamp and inconvenient insurance spacing, lead to the sampling clamp to carry out the insurance after the position is adjusted, make the sampling clamp be when moving out to the tissue centre gripping of wound department for sampling clamp head easily appears rotating inconvenient insurance spacing's condition, when leading to medical personnel to need carefully centre gripping out, need take care to adjust the angle of sampling clamp head and prevent to scrape the damage internal tissue, influence the problem of feel of use, for this reason we propose a sampling clamp with insurance function.

Disclosure of Invention

The utility model provides the sampling forceps with the safety function, which has the effect of safety, prevents the condition that the sampling forceps rotate when being taken out, so that the sampling forceps head scratches the inner wall of healthy tissues to influence the use feeling, has the detachable effect, and prevents the head from being inconvenient to replace and influence the use feeling when faults or damages occur.

The technical scheme of the utility model is as follows: the utility model provides a sampling clamp with insurance function, includes sampling clamp body and sampling clamp handle, sampling clamp connecting pipe and fixed pipe, sampling clamp handle swing joint is in the one end of sampling clamp body, the sampling clamp connecting pipe inserts and establishes at the sampling clamp is internal, fixed pipe sets up at this internal and sampling clamp handle fixed connection of sampling clamp, the one end fixedly connected with connecting plate of sampling clamp connecting pipe is kept away from to the fixed pipe, the connecting plate is located sampling clamp body internal rotation connection, the operation groove has been seted up to this internal, the operation inslot interpolation is equipped with the guide bar, the surface cover of guide bar is equipped with the spring with operation groove fixed connection, the one end of guide bar is fixed with the inserted block, at least eight slots have been seted up on the surface of connecting plate.

In further technical scheme, a side of sample tong body is inserted and is equipped with the intubate with fixed pipe fixed connection, the intubate is located the surface of sample tong connecting pipe, one side of intubate is equipped with the cover and establishes the stop collar on the surface of sample tong connecting pipe, a side of stop collar is fixed with the installation cover with intubate threaded connection, the surface one end of sample tong connecting pipe is seted up flutedly.

In a further technical scheme, eight slots are distributed in an annular shape, the insert blocks are located in the slots, and one end, away from the insert blocks, of the guide rod is fixedly connected with a pulling handle.

In a further technical scheme, the inner wall of the limit sleeve is fixed with a lug located in the groove.

In a further technical scheme, the contact surfaces of the lug and the groove are smooth and fit, and the lug is used for preventing the limit sleeve from being unable to rotate.

The beneficial effects of the utility model are as follows:

1. through the inserted block, when the safety limit is needed, the force applied to the pulling handle can be canceled, the elastic force of the subsequent spring can push the inserted block to reset, and the inserted blocks can be matched and inserted into the inserted grooves for limit because the number of the inserted grooves is eight in annular distribution, so that the effect of convenient safety limit is realized, the phenomenon that the connecting pipe of the sampling forceps cannot be limited to rotate when the sampling forceps body is clamped and damaged tissues are taken out is prevented, the connecting pipe of the sampling forceps is difficult to operate, the condition of scraping internal healthy tissues is easy to occur, and the using sense is influenced;

2. through the stop collar that sets up, when need dismantle the sampling clamp connecting pipe, can hold the stop collar at first and drive the installation cover rotatory, the stop collar that this moment can make the lug slide in the recess when rotating, and subsequent installation cover cancellation is connected with the intubate after, can hold the sampling clamp connecting pipe application of force and extract from the sampling clamp is originally internal, has realized the effect of being convenient for dismouting, is difficult to operate when preventing to appear needing to change the sampling clamp connecting pipe.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic side sectional view of a sampling clamp body according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a slot structure according to an embodiment of the present utility model;

fig. 4 is a schematic side sectional view of a connecting tube of a sampling forceps according to an embodiment of the utility model.

Reference numerals illustrate:

1. a sampling forceps body; 2. a sampling forceps handle; 3. a sampling forceps connecting pipe; 4. a fixed tube; 5. a connecting plate; 6. an operation groove; 7. a guide rod; 8. a spring; 9. inserting blocks; 10. a slot; 11. pulling the handle; 12. a cannula; 13. a limit sleeve; 14. a mounting sleeve; 15. a groove; 16. and a bump.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

Examples:

as shown in figures 1-4, the sampling forceps with the safety function comprises a sampling forceps body 1, a sampling forceps handle 2, a sampling forceps connecting pipe 3 and a fixing pipe 4, wherein the sampling forceps handle 2 is movably connected to one end of the sampling forceps body 1, the sampling forceps connecting pipe 3 is inserted into the sampling forceps body 1, the fixing pipe 4 is arranged in the sampling forceps body 1 and fixedly connected with the sampling forceps handle 2, one end of the fixing pipe 4, which is far away from the sampling forceps connecting pipe 3, is fixedly connected with a connecting plate 5, the connecting plate 5 is positioned in the sampling forceps body 1 and is rotationally connected with the sampling forceps body 1, an operation groove 6 is formed in the sampling forceps body 1, a guide rod 7 is inserted into the operation groove 6, a spring 8 fixedly connected with the operation groove 6 is sleeved on the surface of the guide rod 7, an inserting block 9 is fixed to one end of the guide rod 7, at least eight inserting grooves 10 are formed in the surface of the connecting plate 5, the eight inserting grooves 10 are distributed in a ring shape, the inserting block 9 is positioned in the inserting groove 10, and one end, which is far away from the inserting block 9, is fixedly connected with a pulling handle 11.

The working principle of the technical scheme is as follows:

when needs are to be adjusted and rotated, at first, can hold pulling handle 11 application of force and drive guide bar 7 and remove, later guide bar 7 receives the pulling force and can make spring 8 be shrink form, guide bar 7 this moment can drive insert 9 cancel with inserting of slot 10 establish, can adjust and rotate sampling clamp connecting pipe 3 afterwards, when needs carry out insurance spacing, can cancel the application of force to pulling handle 11 this moment, later spring 8's elastic force can promote insert 9 and reset, and because the quantity of slot 10 is eight annular distributions, the cooperation of insert 9 this moment inserts in slot 10 and carries out spacingly, the guide bar 7 that sets up simultaneously can lead to spacing to spring 8, prevent that spring 8 from appearing the skew condition of skew, the effect of being convenient for insurance spacing has been realized, prevent that sampling clamp connecting pipe 3 can't spacing the rotation when pressing from taking damaged tissue out, lead to sampling clamp connecting pipe 3 operation comparatively difficult, the condition of the easy internal healthy tissue of scratch appears, influence the feel.

In another embodiment, as shown in fig. 2 and fig. 4, a cannula 12 fixedly connected with the fixing tube 4 is inserted into one side surface of the sampling forceps body 1, the cannula 12 is located on the surface of the sampling forceps connecting tube 3, a limit sleeve 13 sleeved on the surface of the sampling forceps connecting tube 3 is arranged on one side surface of the cannula 12, a mounting sleeve 14 in threaded connection with the cannula 12 is fixed on one side surface of the limit sleeve 13, a groove 15 is formed in one end of the surface of the sampling forceps connecting tube 3, a protruding block 16 located in the groove 15 is fixed on the inner wall of the limit sleeve 13, the contact surface of the protruding block 16 and the groove 15 is smooth and attached, and the protruding block 16 is used for preventing the limit sleeve 13 from being unable to rotate.

When needs dismantle to the sampling clamp connecting pipe 3, can hold stop collar 13 at first and drive the installation cover 14 rotatory, stop collar 13 at this moment can make lug 16 in recess 15 internal sliding when rotating, and because lug 16 and recess 15's contact surface is closely laminating smooth form, lug 16 at this moment can prevent stop collar 13 can't be connected with sampling clamp connecting pipe 3 when rotating, later installation cover 14 cancellation is connected with intubate 12 after, can hold sampling clamp connecting pipe 3 application of force and extract from sampling clamp body 1, when the installation, can hold sampling clamp connecting pipe 3 at first and insert in the sampling clamp body 1, rotatable stop collar 13 makes installation cover 14 and intubate 12 threaded connection later, can accomplish the installation this moment, the effect of being convenient for the dismouting has been realized, be difficult to operate when preventing to appear needing to change sampling clamp connecting pipe 3.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (5)

1. The utility model provides a sampling clamp with insurance function, includes sampling clamp body (1) and sampling clamp handle (2), sampling clamp connecting pipe (3) and fixed pipe (4), sampling clamp handle (2) swing joint is in the one end of sampling clamp body (1), its characterized in that: the utility model discloses a sampling forceps, including sampling forceps body (1), sampling forceps connecting pipe (3), fixed pipe (4) are inserted and are established in sampling forceps body (1), fixed pipe (4) set up in sampling forceps body (1) with sampling forceps handle (2) fixed connection, one end fixedly connected with connecting plate (5) of sampling forceps connecting pipe (3) are kept away from to fixed pipe (4), connecting plate (5) are located sampling forceps body (1) internal rotation and are connected, operation groove (6) have been seted up in sampling forceps body (1), operation groove (6) interpolation is equipped with guide bar (7), the surface cover of guide bar (7) is equipped with spring (8) with operation groove (6) fixed connection, one end of guide bar (7) is fixed with inserted block (9), eight at least slot (10) have been seted up on the surface of connecting plate (5).

2. A safety sampling clamp according to claim 1, wherein: an insertion pipe (12) fixedly connected with the fixed pipe (4) is inserted into one side surface of the sampling forceps body (1), the insertion pipe (12) is located on the surface of the sampling forceps connecting pipe (3), a limit sleeve (13) sleeved on the surface of the sampling forceps connecting pipe (3) is arranged on one side of the insertion pipe (12), an installation sleeve (14) in threaded connection with the insertion pipe (12) is fixed on one side surface of the limit sleeve (13), and a groove (15) is formed in one end of the surface of the sampling forceps connecting pipe (3).

3. A safety sampling clamp according to claim 1, wherein: eight slots (10) are distributed in an annular shape, the inserting blocks (9) are located in the slots (10), and one end, far away from the inserting blocks (9), of the guide rod (7) is fixedly connected with a pulling handle (11).

4. A sampling clamp with safety function according to claim 2, characterized in that: the inner wall of the limit sleeve (13) is fixed with a lug (16) positioned in the groove (15).

5. The sampling forceps with safety function according to claim 4, wherein: the contact surfaces of the protruding blocks (16) and the grooves (15) are smooth and fit, and the protruding blocks (16) are used for preventing the limit sleeve (13) from being unable to rotate.