CN201076482Y

CN201076482Y - Skin trephine biopsy device

Info

Publication number: CN201076482Y
Application number: CNU2007200564442U
Authority: CN
Inventors: 何仁亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-09-03
Filing date: 2007-09-03
Publication date: 2008-06-25
Anticipated expiration: 2017-09-03

Abstract

The utility model relates to a skin trephine biopsy sampling device which comprises a hollow cylinder-shaped girding knife, a tool apron and a handheld handle, wherein the tool apron and the girding knife are fixedly connected together and formed into a biopsy knife, and a connecting seat on the tool apron is detachably connected with the handheld handle. The girding knife and the tool apron are detachably connected or the corresponding positions of the girding knife and the tool apron can be adjusted. Since the utility model adopts the structure, the biopsy knife can be only used once, iatrogenic diseases can be avoided to occur, the handheld handle can be used repeatedly, examining cost can be lowered, the corresponding positions of the girding knife and the tool apron can be adjusted, the aim for sampling on different human body parts according to the thickness of the skin can be reached, the handheld and the tool apron can be used repeatedly, the girding knife can only be used once and the handheld and the tool apron can be used repeatedly, which not only reduces the occurrences of iatrogenic diseases but also lowers the cost of materials and examinations.

Description

Skin trephine biopsy sampler

Technical field

This utility model relates to a kind of skin biopsy sampler.

Background technology

At present, discriminating good to the diagnosis of some dermatosis and the swollen thing of skin clinically, pernicious character is mainly finished by skin histology section biopsy and skin secretion cytolgical examination.Because Skin Cell learn to check that false negative or false-positive performance are often arranged, and usually brings difficulty to clinical diagnosis, so skin histology section biopsy becomes the most effective at present and method the most accurately.But the method for obtaining skin histology at present mainly is operation cuts method, not only increases patient's misery, has also increased the weight of patient's inspection fee.

Summary of the invention

One of the purpose of this utility model is: a kind of simple in structure, easy to operate, skin trephine biopsy sampler that wound is small is provided, it not only can change different biopsy cuttves as required, adapt to the biopsy of human body different parts, and after changing the biopsy cutter, hand holding handle still can continue to use, and has reduced the inspection cost; The disposable use of biopsy cutter reduces the generation of iatrogenic disease.

Two of the purpose of this utility model is: a kind of skin trephine biopsy sampler is provided, can regulates the relative position of Ring-shape cutter and tool rest in the biopsy cutter effectively, adapt to the biopsy of human body different parts.

Three of the purpose of this utility model is: it can change the Ring-shape cutter of biopsy cutter, and the disposable use of Ring-shape cutter reduces the generation of iatrogenic disease; Hand holding handle, tool rest can reuse, and have reduced the inspection cost.

This utility model is achieved in that a kind of skin trephine biopsy sampler, its special character is: the columnar Ring-shape cutter, tool rest and the hand holding handle that comprise hollow, tool rest and Ring-shape cutter are fixedly connected and constitute the biopsy cutter, and the Connection Block on the tool rest detachably connects with hand holding handle.

Described skin trephine biopsy sampler, its special character is: there is screw thread the end of hand holding handle, and Connection Block has female thread, hand holding handle and Connection Block thread connection.

Described skin trephine biopsy sampler, its special character is: hand holding handle is rounded, the radial surface of one end of hand holding handle is uniform-distribution with several axial projectioies, several uniform distribution axial grooves are arranged on the circular inner wall of Connection Block, projection cooperates with axial groove, and hand holding handle and Connection Block are pegged graft.

Described skin trephine biopsy sampler, its special character is: an end of hand holding handle is square, and the inner chamber of Connection Block is square, and hand holding handle and Connection Block are pegged graft.

A kind of skin trephine biopsy sampler, its special character is: comprise columnar Ring-shape cutter, tool rest and hand holding handle, hand holding handle hollow, the Connection Block on the tool rest detachably connects with hand holding handle, and there is screw tool rest and Connection Block junction; Also comprise a rotating seat, rotating seat has screw rod, supporting seat to constitute, and screw rod cooperates with screw, and supporting seat and Ring-shape cutter are fixedly connected, and the inner chamber matched in clearance of Ring-shape cutter and tool rest constitutes the biopsy cutter; Connection Block on the tool rest detachably connects with hand holding handle.

Described skin trephine biopsy sampler, its special character is: several grooves are vertically arranged on the radial arm of tool rest, on the radial outer wall of tool rest external screw thread is arranged; Also comprise an adapter sleeve, adapter sleeve cooperates with the external screw thread of tool rest.

A kind of skin trephine biopsy sampler, its special character is: comprise columnar Ring-shape cutter, tool rest and hand holding handle, the Connection Block on the tool rest detachably connects with hand holding handle; Several grooves are vertically arranged on the radial arm of tool rest, on the radial outer wall of tool rest external screw thread is arranged; The inner chamber matched in clearance of Ring-shape cutter and tool rest constitutes the biopsy cutter, also comprises an adapter sleeve, and adapter sleeve cooperates with the external screw thread of tool rest.

This utility model skin trephine biopsy sampler comprises that columnar Ring-shape cutter, tool rest and the hand holding handle of hollow, tool rest and Ring-shape cutter are fixedly connected and constitutes the biopsy cutter that the Connection Block on the tool rest detachably connects with hand holding handle.Because adopt the dismounting draw bail, the biopsy cutter once uses, and avoids the generation of iatrogenic disease; Hand holding handle is reusable, has reduced the inspection cost.

This utility model skin trephine biopsy sampler comprises columnar Ring-shape cutter, tool rest and hand holding handle, hand holding handle hollow, and the Connection Block on the tool rest detachably connects with hand holding handle, and there is screw tool rest and Connection Block junction; Also comprise a rotating seat, rotating seat has screw rod, supporting seat to constitute, and screw rod cooperates with screw, and supporting seat and Ring-shape cutter are fixedly connected, and the inner chamber matched in clearance of Ring-shape cutter and tool rest constitutes the biopsy cutter; Connection Block on the tool rest detachably connects with hand holding handle.Owing to adopt such structure, can the adjustable ring cutter and the relative position of tool rest, reach at the human body different parts purpose of taking a sample according to the thickness of concrete skin; Hand holding handle, tool rest are reusable; The disposable use of Ring-shape cutter had both reduced the generation of iatrogenic disease, had reduced material cost again.

This utility model skin trephine biopsy sampler, the Connection Block on the tool rest detachably connects with hand holding handle; Several grooves are vertically arranged on the radial arm of tool rest, on the radial outer wall of tool rest external screw thread is arranged; The inner chamber matched in clearance of Ring-shape cutter and tool rest constitutes the biopsy cutter, also comprises an adapter sleeve, and adapter sleeve cooperates with the external screw thread of tool rest.Owing to adopt such structure, can change Ring-shape cutter, go back adjustable collar cutter relative position in tool rest, reach at the human body different parts, according to the purpose of the thickness sampling of concrete skin; Hand holding handle, tool rest are reusable; Both disposable uses of Ring-shape cutter reduce the generation of iatrogenic disease, have reduced material cost again.

Description of drawings

Fig. 1 is the cutaway view of first kind of embodiment of this utility model.

Fig. 2 is the cutaway view of second kind of embodiment of this utility model.

Fig. 3 is the cutaway view of the third embodiment of this utility model.

Fig. 4 be the third embodiment of this utility model further change cutaway view.

Fig. 5 is the cutaway view of the 4th kind of embodiment of this utility model.

The specific embodiment

Below in conjunction with accompanying drawing this utility model is further described.

Embodiment 1

As shown in Figure 1, a kind of skin trephine biopsy sampler comprises columnar Ring-shape cutter 2, tool rest 11 and the hand holding handle 1 of hollow, and tool rest 11 is fixedly connected with Ring-shape cutter 22 and constitutes the biopsy cutter, and the Connection Block 111 on the tool rest 11 detachably connects with hand holding handle 1.There is screw thread the end of hand holding handle 1, and Connection Block 111 has female thread, hand holding handle 1 and Connection Block 111 thread connection.Can make different technologies parameter biopsy cutter like this, when the biopsy of human body different parts, can change the biopsy cutter, the biopsy cutter of different technologies parameter has a hand holding handle.

Embodiment 2

As shown in Figure 2, hand holding handle 1 is rounded, and the radial surface of an end of hand holding handle 1 is uniform-distribution with several axial projectioies 12, and several uniform distribution axial grooves 112 are arranged on the circular inner wall of Connection Block 111, projection 12 cooperates with axial groove 112, hand holding handle 1 and Connection Block 111 grafting.

Connection Block 111 detachably connects with hand holding handle 1, also can realize like this: an end of hand holding handle 1 is square, and the inner chamber of Connection Block 11 is square, and hand holding handle 1 is pegged graft with Connection Block 111.

Embodiment 3

As shown in Figure 3, a kind of skin trephine biopsy sampler comprises columnar Ring-shape cutter 2, tool rest 11 and the hand holding handle 1 of hollow, hand holding handle 1 hollow, the Connection Block 111 on the tool rest 11 detachably connects with hand holding handle 1, and tool rest 11 has screw 113 with Connection Block 111 junctions; Also comprise a rotating seat 3, rotating seat 3 has screw rod 31, supporting seat 32 to constitute, and screw rod 31 cooperates with screw 113, and supporting seat 32 is fixedly connected with Ring-shape cutter 2, the inner chamber matched in clearance biopsy cutter of Ring-shape cutter 2 and tool rest 11; Connection Block 111 on the tool rest 11 is used thread connection with hand holding handle 1.By the relative position of adjustable ring cutter 2, provide the biopsy cutter of different technologies parameter with tool rest 11.

As further improvement, as shown in Figure 4,

Several grooves 114 are vertically arranged on the radial arm of tool rest 11, on the radial outer wall of tool rest 11 external screw thread is arranged; Also comprise an adapter sleeve 4, the female thread of adapter sleeve 4 cooperates with the external screw thread of tool rest 11.Ring-shape cutter 2 is detachably connected with tool rest 11.

Embodiment 4

A kind of as shown in Figure 5 skin trephine biopsy sampler comprises columnar Ring-shape cutter 2, tool rest 11 and the hand holding handle 1 of hollow, and the Connection Block 111 on the tool rest 11 detachably connects with hand holding handle 1; Several grooves 114 are vertically arranged on the radial arm of tool rest 11, on the radial outer wall of tool rest 11 external screw thread is arranged; The inner chamber matched in clearance biopsy cutter of Ring-shape cutter 2 and tool rest 11 also comprises an adapter sleeve 4, and the female thread of adapter sleeve 4 cooperates with the external screw thread of tool rest 11.

Claims

1. skin trephine biopsy sampler is characterized in that: comprise columnar Ring-shape cutter, tool rest and the hand holding handle of hollow, tool rest and Ring-shape cutter are fixedly connected and constitute the biopsy cutter, and the Connection Block on the tool rest detachably connects with hand holding handle.

2. skin trephine biopsy sampler according to claim 1, it is characterized in that: there is screw thread the end of hand holding handle, and Connection Block has female thread, hand holding handle and Connection Block thread connection.

3. skin trephine biopsy sampler according to claim 1, it is characterized in that: hand holding handle is rounded, the radial surface of one end of hand holding handle is uniform-distribution with several axial projectioies, several uniform distribution axial grooves are arranged on the circular inner wall of Connection Block, projection cooperates with axial groove, and hand holding handle and Connection Block are pegged graft.

4. skin trephine biopsy sampler according to claim 1 is characterized in that: an end of hand holding handle is square, and the inner chamber of Connection Block is square, and hand holding handle and Connection Block are pegged graft.

5. skin trephine biopsy sampler is characterized in that: comprise columnar Ring-shape cutter, tool rest and the hand holding handle of hollow, and hand holding handle hollow, the Connection Block on the tool rest detachably connects with hand holding handle, and there is screw tool rest and Connection Block junction; Also comprise a rotating seat, rotating seat has screw rod, supporting seat to constitute, and screw rod cooperates with screw, and supporting seat and rotating cutter are fixedly connected, and the inner chamber matched in clearance of rotating cutter and tool rest constitutes the biopsy cutter; Connection Block on the tool rest detachably connects with hand holding handle.

6. skin trephine biopsy sampler according to claim 5 is characterized in that: several grooves are vertically arranged on the radial arm of tool rest, on the radial outer wall of tool rest external screw thread is arranged; Also comprise an adapter sleeve, adapter sleeve cooperates with the external screw thread of tool rest.

7. skin trephine biopsy sampler, it is characterized in that: comprise columnar Ring-shape cutter, tool rest and the hand holding handle of hollow, the Connection Block on the tool rest detachably connects with hand holding handle; Several grooves are vertically arranged on the radial arm of tool rest, on the radial outer wall of tool rest external screw thread is arranged; The inner chamber matched in clearance of rotating cutter and tool rest constitutes the biopsy cutter, also comprises an adapter sleeve, and adapter sleeve cooperates with the external screw thread of tool rest.