CN210354833U

CN210354833U - Clinical stone device of getting of hepatobiliary surgery

Info

Publication number: CN210354833U
Application number: CN201920500833.2U
Authority: CN
Inventors: 汪亚; 董毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-04-21
Anticipated expiration: 2029-04-12

Abstract

The utility model relates to a clinical stone device of getting of hepatobiliary surgery, including rubble electrode and the pincers of getting the stone, it is articulated with the sleeve pipe to get the stone pincers, and the sleeve pipe has the axial passageway that can make rubble electrode along sleeve pipe axial displacement, wherein, is provided with the connecting rod between rubble electrode and the pincers of getting the stone, and the one end and the rubble electrode of connecting rod rotate to be connected to can rotate with the sleeve pipe under the condition of rubble electrode along sleeve pipe axial displacement getting the stone pincers. The utility model discloses can just can concurrent operation rubble electrode and get the stone pincers under operation doctor's one shot operation, can let the rubble electrode can carry out the rubble operation again simultaneously under the condition of getting the stone pincers with the calculus centre gripping, can help reducing doctor's working strength and help practicing thrift the operating time.

Description

Clinical stone device of getting of hepatobiliary surgery

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a stone device is got in hepatobiliary surgery is clinical.

Background

Intrahepatic bile duct stones are common conditions of hepatobiliary surgery. In the hepatobiliary surgery, the lithotripsy electrode is often adopted to continuously discharge so as to make air generate forced vibration, so that the air vibration generates ultrasonic waves to break stones, and the lithotripsy forceps are convenient to collect broken stones, thereby relieving pain of patients.

For example, chinese patent publication No. CN204951143U discloses a new lithotomy device for use in hepatobiliary surgery. It comprises a handle, a traction guide wire, a lithotripsy electrode, a rubber tube and lithotripsy forceps. The front end of the handle is screwed with the fixed rubber tube, a sleeve is arranged in the tube cavity of the rubber tube, a traction guide wire is arranged in the sleeve, a gravel electrode is arranged at the front end of the traction guide wire, a connecting tube is arranged at the front end of the rubber tube, and a stone taking clamp is fixed at the front end of the connecting tube through a hinge shaft. The utility model discloses a when getting great calculus, can use the rubble electrode to smash the calculus, prevent to take out the calculus in-process and prop the patient's bile duct of hindering, get simultaneously that the stone pincers can press from both sides and get great or less calculus.

However, the utility model discloses in, rubble electrode and lithotomy forceps can not link, and the doctor will carry out two actions that release and lithotomy forceps of rubble electrode opened, inconvenient doctor's operation when getting the stone operation promptly.

Moreover, on the one hand, since the skilled person in the art who is understood by the applicant is necessarily different from the examination department; on the other hand, since the inventor made the present invention while studying a large number of documents and patents, the disclosure should not be limited to the details and contents listed in the specification, but the present invention should not have the features of the prior art, but the present invention should have the features of the prior art, and the applicant reserves the right to increase the related art in the background art at any time according to the related specification of the examination guideline.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the utility model provides a stone device is got in hepatobiliary surgery is clinical. The lithotomy device comprises a lithotomy electrode and lithotomy forceps, wherein the lithotomy forceps are hinged to a sleeve, the sleeve is provided with an axial channel which can enable the lithotomy electrode to axially move along the sleeve, a connecting rod is arranged between the lithotomy electrode and the lithotomy forceps, one end of the connecting rod is rotatably connected with the lithotomy electrode, and therefore the lithotomy forceps can be rotatably connected with the sleeve under the condition that the lithotomy electrode axially moves along the sleeve.

According to a preferred embodiment, one end of the connecting rod is fixedly connected with the lithotomy forceps. And the connecting rod and the lithotripsy electrode form a first included angle when the lithotripsy forceps are in an initial state, wherein the first included angle is an acute angle.

According to a preferred embodiment, the connecting rod can have a second angle with the lithotripsy electrode when the lithotripsy electrode is axially displaced along the sleeve, wherein the second angle is smaller than the first angle.

According to a preferred embodiment, one end of the lithotripsy electrode extending to the axial channel is fixedly connected to the push plate; one side of the push plate is connected with a push rod, and the push rod extends out of the axial channel and is connected with the push handle.

According to a preferred embodiment, the lithotomy device comprises a handle comprising a first shank and a second shank, wherein the first shank has a threaded through hole and the sleeve has an external thread mutually engaging with the threaded through hole to enable a threaded connection of the sleeve to the first shank.

According to a preferred embodiment, the second stem has a channel coaxial with the threaded through hole to enable the sleeve to extend to the second stem so that the push rod can extend out of the handle.

According to a preferred embodiment, the second sleeve shank is provided with a first threaded fastening hole, and the handle has a second threaded fastening hole which is fitted to the second sleeve shank so that the lithotripsy electrode is fixedly connected along the sleeve with the threaded fastener screwed into the second threaded fastening hole and the first threaded fastening hole in this order.

According to a preferred embodiment, the sleeve has a first articulation hole for cooperation with a first articulation shaft on the lithotomy forceps.

According to a preferred embodiment, a protrusion is fixed to an outer wall of the lithotripsy electrode, and a second hinge hole matched with the second hinge shaft on the connecting rod is formed in the protrusion.

According to a preferred embodiment, the outer wall of the second handle is provided with anti-slip lines.

The utility model provides a stone device is got in hepatobiliary surgery is clinical has according to following advantage at least: the utility model discloses can just can concurrent operation rubble electrode and get the stone pincers under operation doctor's one shot operation, can let the rubble electrode can carry out the rubble operation again simultaneously under the condition of getting the stone pincers with the calculus centre gripping, can help reducing doctor's working strength and help practicing thrift the operating time.

Drawings

FIG. 1 is a schematic view of a first state of a lithotomy device in clinical hepatobiliary surgery provided by the present invention; and

fig. 2 is a schematic view of a second state of the calculus removing device provided by the present invention.

List of reference numerals

1: lithotripsy electrode 4 a: first set of handle

2: lithotomy forceps 4 b: second set of handle

3: the sleeve 5 a: push plate

4: the stem 5 b: push rod

6: connecting rod 5 c: push handle

3a axial passage β and second angle.

α first included angle

Detailed Description

This is described in detail below with reference to fig. 1-2.

Example 1

Referring to fig. 1, the present embodiment provides a surgical lithotomy device for hepatobiliary surgery. The lithotomy device at least comprises a lithotripsy electrode 1 and lithotomy forceps 2. The lithotomy forceps 2 is hinged with the casing 3. The sleeve 3 has an axial passage 3a enabling the lithotripter electrode 1 to move axially along the sleeve 3. Wherein a connecting rod 6 is arranged between the lithotripsy electrode 1 and the lithotomy forceps 2. One end of the connecting rod 6 is rotatably connected with the lithotripsy electrode 1, so that the lithotripsy forceps 2 can be rotatably connected with the casing 3 under the condition that the lithotripsy electrode 1 moves along the axial direction of the casing 3. The utility model discloses can just can concurrent operation rubble electrode 1 and get stone pincers 2 under the doctor's of performing the operation once operation, can let rubble electrode 1 get stone pincers 2 and can carry out the rubble operation again simultaneously with the condition of calculus centre gripping under, can help reducing doctor's working strength and help practicing thrift the operation time.

Preferably, one end of the connecting rod 6 is fixedly connected to the lithotomy forceps 2. for example, one end of the connecting rod 6 is screwed to the lithotomy forceps 2. and the connecting rod 6 has a first angle α with the lithotripsy electrode 1 when the lithotripsy forceps 2 are in the initial state, as shown in fig. 1, the initial state of the lithotripsy forceps 2, i.e. the forceps handles of the lithotripsy forceps 2 are parallel to the lithotripsy electrode 1, at which time the lithotripsy forceps 2 have not yet gripped a stone.wherein the first angle α is an acute angle the arrangement of the first angle α is an acute angle, which can be set geometrically in relation to the length of the connecting rod, the maximum distance of the lithotripsy forceps 2 from the lithotripsy electrode 1, the skilled person can arrange on the basis of geometry, as shown in fig. 2, preferably, the connecting rod 6 can have a second angle β with the lithotripsy electrode 1 in case of an axial movement of the lithotripsy electrode 1 along the casing 3, the second angle 36 β is smaller than the first angle α, the first angle α is an acute angle, which helps.

Preferably, one end of the lithotripsy electrode 1 extending to the axial channel 3a is fixedly connected to the push plate 5 a. For example, the lithotripsy electrode 1 is screwed to the push plate 5 a. One side of the push plate 5a is connected with a push rod 5 b. Wherein the side is the opposite side of the push plate 5a to which the lithotripsy electrode 1 is connected, as shown in figure 1. The push rod 5b extends out of the axial passage 3a and is connected to the push handle 5 c. For example, the push rod 5b is screwed with the push handle 5 c. Preferably, the push plate 5a and the axial channel 3a are matched in shape and size to each other so that the push plate 5a can move in the axial channel 3 a.

Preferably, the stone removing device comprises a handle 4. The handle 4 includes a first stem 4a and a second stem 4 b. The first sleeve shank 4a has a threaded through bore. The sleeve 3 has an external thread mutually engaged with the threaded through hole to enable the sleeve 3 to be screwed to the first shank 4 a. Preferably, the second stem 4b has a channel. The channel is coaxial with the threaded through hole to enable the cannula 3 to extend to the second stem 4b so that the push rod 5b can extend out of the handle 4. Preferably, the second stem 4b is integrally connected to the first stem 4a in a coaxial manner. Wherein, the second handle 4b is provided with anti-skid lines for the doctor to hold the device. The non-slip pattern may be corrugated. Round convex, etc. The first set of handles 4a will extend into the patient's body during surgery. Therefore, in order to effectively distinguish between the two, the handle 4 is provided in a sectional structure.

Preferably, the second shank 4b is provided with a first threaded fastening hole. The push shank 5c has a second threaded fastening hole which is mutually engaged with the second set shank 4 b. With this arrangement, the stone-breaking electrode 1 can be fixedly connected to the sleeve 3 with the threaded fastener screwed into the second threaded fastening hole and the first threaded fastening hole in this order. When the lithotomy forceps 2 are in a clamping state and the lithotripsy electrode is in a lithotripsy working state, the push rod cannot move, so that the push handle 5c is fixed to the second sleeve handle 4b through the threaded connecting rod, and therefore the lithotomy forceps 2 and the lithotripsy electrode 1 are fixed. The threaded fastener may be a screw or a stud.

Preferably, the casing 3 has a first articulation hole for cooperation with a first articulation shaft on the lithotomy forceps 2. Preferably, the outer wall of the lithotripsy electrode 1 is fixed with a projection. The protrusion is provided with a second hinge hole matched with a second hinge shaft on the connecting rod 6. The projection may be an arcuate projection.

The working principle is as follows: the utility model discloses when getting the calculus, the doctor applys thrust to pushing away the handle for calculus is carried to calculus removing forceps 2 when stone electrode 1 is close to the calculus. If the stone is a small stone, the doctor can add it directly. If the stone is a large stone, the physician can break it up by the lithotripsy electrode 1. In order to maintain the stability of the lithotomy forceps 2 or lithotripsy electrode 1 during lithotripsy or lithotripsy, the threaded fasteners are screwed into the second threaded fastening holes and the first threaded fastening holes in sequence.

It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.

Claims

1. A hepatobiliary surgery clinical lithotomy device comprises a lithotomy electrode (1) and lithotomy forceps (2), and is characterized in that the lithotomy forceps (2) are hinged with a sleeve (3), the sleeve (3) is provided with an axial channel (3a) which can enable the lithotomy electrode (1) to axially move along the sleeve (3),

a connecting rod (6) is arranged between the lithotripsy electrode (1) and the lithotripsy forceps (2), one end of the connecting rod (6) is rotatably connected with the lithotripsy electrode (1), and therefore the lithotripsy forceps (2) can be rotatably connected with the casing (3) under the condition that the lithotripsy electrode (1) axially moves along the casing (3).

2. Lithotomy device according to claim 1, characterized in that one end of the connecting rod (6) is fixedly connected with the lithotomy forceps (2), and the connecting rod (6) has an angle with the lithotripsy electrode (1) in an initial state of the lithotomy forceps (2) of a first angle (α),

wherein the first included angle (α) is an acute angle.

3. The lithotomy device according to claim 1 or 2, characterized in that the connecting rod (6) can have a second angle (β) with the lithotripsy electrode (1) in case of an axial movement of the lithotripsy electrode (1) along the sleeve (3),

wherein the second included angle (β) is less than the first included angle (α).

4. The lithotripter device according to claim 3, wherein one end of the lithotripter electrode (1) extending to the axial channel (3a) is fixedly connected with the push plate (5 a);

one side of the push plate (5a) is connected with a push rod (5b), and the push rod (5b) extends out of the axial channel (3a) and is connected with a push handle (5 c).

5. The lithotomy device according to claim 4, characterized in that, the lithotomy device comprises a handle (4), the handle (4) comprises a first socket (4a) and a second socket (4b),

wherein the first shank (4a) has a threaded through hole and the sleeve (3) has an external thread mutually engaged with the threaded through hole to enable the sleeve (3) to be screwed to the first shank (4 a).

6. The lithotomy device according to claim 5, characterized in that the second shank (4b) has a passage coaxial with the threaded through hole, so that the sleeve (3) can extend to the second shank (4b), so that the push rod (5b) can extend out of the handle (4).

7. The lithotomy device according to claim 6, characterized in that the second shank (4b) is provided with a first threaded fastening hole, and the push shank (5c) has a second threaded fastening hole which is fitted to the second shank (4b) in order to allow the lithotripsy electrode (1) to be fixedly connected along the casing (3) with threaded fasteners screwed into the second threaded fastening hole and the first threaded fastening hole in sequence.

8. Lithotomy device according to claim 7, characterized in that the sleeve (3) has a first articulation hole for cooperation with a first articulation shaft on the lithotomy forceps (2).

9. The lithotripter according to claim 8, characterized in that a protrusion is fixed on the outer wall of the lithotripter electrode (1), and a second hinge hole matched with a second hinge shaft on the connecting rod (6) is arranged on the protrusion.

10. The stone removal device according to claim 9, characterized in that the outer wall of the second handle (4b) is provided with anti-slip threads.