| [ x ] | Quarterly Report Pursuant To Section 13 or 15(d) of the Securities Exchange Act of 1934 for the Quarterly Period Ended June 30, 2010 |
|-------|--------------------------------------------------------------------------------------------------------------------------------------|

|   | or |
|--------|----|

| [    ] | Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the Transition Period from    to |
|----------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------|

| Atrion Corporation                                             |
|----------------------------------------------------------------|
| (Exact Name of Registrant as Specified in its Charter)         |
|                                                           |   |   |
| Delaware                                                       |   | 63-0821819 |
| (State or Other Jurisdiction of Incorporation or Organization) |   | (I.R.S. Employer Identification No.) |
|                                                           |   |   |
| One Allentown Parkway, Allen, Texas  75002           |
| (Address of Principal Executive Offices) (Zip Code)       |
|                                                           |   |   |
| (972) 390-9800                                                 |
| (Registrant’s Telephone Number, Including Area Code)     |

|  Title of Each Class               |   | Number of Shares Outstanding atJuly 13, 2010 |
|-----------------------------------------|--------|----------------------------------------------|
| Common stock, Par Value $0.10 per share |   | 2,021,652                                    |

----

|   | PART I. | Financial Information  | 2 |
|--------|---------|-----------------------------|---|

|   | Item 1. | Financial Statements |
|--------|---------|----------------------|

|   | Consolidated Statements of Income (Unaudited) |
|--------|-----------------------------------------------|

|   | For the Three and  Six  months Ended |
|--------|----------------------------------------------------------|

|   | June 30, 2010 and 2009 | 3 |
|--------|------------------------|---|

|   | Consolidated Balance Sheets (Unaudited) |
|--------|-----------------------------------------|

|   | June 30, 2010 and December 31, 2009 | 4 |
|--------|-------------------------------------|---|

|   | Consolidated Statements of Cash Flows (Unaudited) |
|--------|---------------------------------------------------|

|   | For the Six months Ended |
|--------|--------------------------|

|   | June 30, 2010 and 2009 | 5 |
|--------|------------------------|---|

|   | Notes to Consolidated Financial Statements (Unaudited) | 6 |
|--------|--------------------------------------------------------|---|

|   | Item 2. | Management's Discussion and Analysis of |
|--------|---------|-----------------------------------------|

|   | Financial Condition and Results of Operations | 9 |
|--------|-----------------------------------------------|---|

|   | Item 3. | Quantitative and Qualitative Disclosures About Market Risk | 14 |
|--------|---------|------------------------------------------------------------|----|

|   | Item 4. | Controls and Procedures | 14 |
|--------|---------|-------------------------|----|

|   | PART II. | Other Information  | 14 |
|--------|----------|-------------------------|----|

|   | Item 1. | Legal Proceedings  | 14 |
|--------|---------|-------------------------|----|

|   | Item 1A. | Risk Factors  | 14 |
|--------|----------|--------------------|----|

|   | Item 6. | Exhibits  | 14 |
|--------|---------|----------------|----|

|   | SIGNATURES |   | 16 |
|--------|------------|--------|----|

----

PART I

----

Item 1.Financial Statements

ATRION CORPORATION AND SUBSIDIARIES

|                                        |   | Three Months EndedJune 30, |   |   | Six Months EndedJune 30, |   |
|---------------------------------------------|--------|----------------------------|--------|--------|--------------------------|--------|
|                                        |   | 2010                       |   |   | 2009                     |   |   | 2010 |   |   | 2009 |   |
|                                        |   |                       |   |   |                     |   |   |   |   |   |   |   |
| Revenues                                    |   | $                          | 27,881 |   |                     | $      | 26,001 |   |   | $ | 54,782 |   |   | $ | 51,048 |   |
| Cost of goods sold                          |   |                       | 14,851 |   |                     |   | 13,970 |   |   |   | 29,727 |   |   |   | 27,929 |   |
| Gross profit                                |   |                       | 13,030 |   |                     |   | 12,031 |   |   |   | 25,055 |   |   |   | 23,119 |   |
| Operating expenses:                         |   |                       |   |   |                     |   |   |   |   |   |   |   |   |   |   |   |
| Selling                                     |   |                       | 1,346  |   |                     |   | 1,516 |   |   |   | 2,764 |   |   |   | 3,009 |   |
| General and administrative                  |   |                       | 2,829  |   |                     |   | 2,718 |   |   |   | 5,783 |   |   |   | 5,434 |   |
| Research and development                    |   |                       | 675    |   |                     |   | 760 |   |   |   | 1,290 |   |   |   | 1,531 |   |
|                                        |   |                       | 4,850  |   |                     |   | 4,994 |   |   |   | 9,837 |   |   |   | 9,974 |   |
| Operating income                            |   |                       | 8,180  |   |                     |   | 7,037 |   |   |   | 15,218 |   |   |   | 13,145 |   |
|                                        |   |                       |   |   |                     |   |   |   |   |   |   |   |   |   |   |   |
| Interest income                             |   |                       | 213    |   |                     |   | 127 |   |   |   | 374 |   |   |   | 229 |   |
| Other income                                |   |                       | --     |   |                     |   | -- |   |   |   | 1 |   |   |   | 1 |   |
|                                        |   |                       | 213    |   |                     |   | 127 |   |   |   | 375 |   |   |   | 230 |   |
|                                        |   |                       |   |   |                     |   |   |   |   |   |   |   |   |   |   |   |
| Income before provision for income taxes    |   |                       | 8,393  |   |                     |   | 7,164 |   |   |   | 15,593 |   |   |   | 13,375 |   |
| Provision for income taxes                  |   |                       | (2,962 | )      |                     |   | (2,507 | ) |   |   | (5,464 | ) |   |   | (4,584 | ) |
|                                        |   |                       |   |   |                     |   |   |   |   |   |   |   |   |   |   |   |
| Net Income                                  |   | $                          | 5,431  |   |                     | $      | 4,657 |   |   | $ | 10,129 |   |   | $ | 8,791 |   |
|                                        |   |                       |   |   |                     |   |   |   |   |   |   |   |   |   |   |   |
| Income per basic share                      |   | $                          | 2.69   |   |                     | $      | 2.35 |   |   | $ | 5.01 |   |   | $ | 4.45 |   |
| Weighted average basic shares outstanding   |   |                       | 2,022  |   |                     |   | 1,980 |   |   |   | 2,020 |   |   |   | 1,977 |   |
|                                        |   |                       |   |   |                     |   |   |   |   |   |   |   |   |   |   |   |
|                                        |   |                       |   |   |                     |   |   |   |   |   |   |   |   |   |   |   |
| Income per diluted share                    |   | $                          | 2.67   |   |                     | $      | 2.30 |   |   | $ | 4.98 |   |   | $ | 4.37 |   |
| Weighted average diluted shares outstanding |   |                       | 2,033  |   |                     |   | 2,021 |   |   |   | 2,032 |   |   |   | 2,012 |   |
|                                        |   |                       |   |   |                     |   |   |   |   |   |   |   |   |   |   |   |
| Dividends per common share                  |   | $                          | 0.36   |   |                     | $      | 0.30 |   |   | $ | 6.72 |   |   | $ | 0.60 |   |

----

ATRION CORPORATION AND SUBSIDIARIES

| Assets                                                                                 |   | June 30,2010   |    |   | December 31,2009 |   |
|----------------------------------------------------------------------------------------|--------|----------------|---------|--------|------------------|--------|
|                                                                                   |   | (in thousands) |    |
| Current Assets:                                                                        |   |           |    |   |             |   |
| Cash and cash equivalents                                                              |   | $              | 4,786   |   |             | $      | 20,694 |   |
| Short-term investments                                                                 |   |           | 3,844   |   |             |   | 4,230 |   |
| Accounts receivable                                                                    |   |           | 11,804  |   |             |   | 11,026 |   |
| Inventories                                                                            |   |           | 18,168  |   |             |   | 18,675 |   |
| Prepaid expenses                                                                       |   |           | 1,416   |   |             |   | 981 |   |
| Deferred income taxes                                                                  |   |           | 596     |   |             |   | 596 |   |
|                                                                                   |   |           | 40,614  |   |             |   | 56,202 |   |
|                                                                                   |   |           |    |   |             |   |   |   |
|                                                                                   |   |           |    |   |             |   |   |   |
| Long-term investments                                                                  |   |           | 28,365  |   |             |   | 11,477 |   |
|                                                                                   |   |           |    |   |             |   |   |   |
| Property, plant and equipment                                                          |   |           | 101,488 |   |             |   | 99,862 |   |
| Less accumulated depreciation and amortization                                         |   |           | 50,290  |   |             |   | 46,721 |   |
|                                                                                   |   |           | 51,198  |   |             |   | 53,141 |   |
|                                                                                   |   |           |    |   |             |   |   |   |
| Other assets and deferred charges:                                                     |   |           |    |   |             |   |   |   |
| Patents                                                                                |   |           | 1,385   |   |             |   | 1,520 |   |
| Goodwill                                                                               |   |           | 9,730   |   |             |   | 9,730 |   |
| Other                                                                                  |   |           | 839     |   |             |   | 679 |   |
|                                                                                   |   |           | 11,954  |   |             |   | 11,929 |   |
|                                                                                   |   |           |    |   |             |   |   |   |
|                                                                                   |   | $              | 132,131 |   |             | $      | 132,749 |   |
|                                                                                   |   |           |    |   |             |   |   |   |
|                                                                                   |   |           |    |   |             |   |   |   |
| Liabilities and Stockholders’ Equity                                             |   |           |    |   |             |   |   |   |
| Current liabilities:                                                                   |   |           |    |   |             |   |   |   |
| Accounts payable and accrued liabilities                                               |   | $              | 6,369   |   |             | $      | 6,125 |   |
| Accrued income and other taxes                                                         |   |           | 2,112   |   |             |   | 557 |   |
|                                                                                   |   |           | 8,481   |   |             |   | 6,682 |   |
|                                                                                   |   |           |    |   |             |   |   |   |
| Line of credit                                                                         |   |           | --      |   |             |   | -- |   |
|                                                                                   |   |           |    |   |             |   |   |   |
| Other non-current liabilities                                                          |   |           | 9,149   |   |             |   | 9,336 |   |
|                                                                                   |   |           |    |   |             |   |   |   |
| Stockholders’ equity:                                                            |   |           |    |   |             |   |   |   |
| Common shares, par value $0.10 per share; authorized10,000 shares, issued 3,420 shares |   |           | 342     |   |             |   | 342 |   |
| Paid-in capital                                                                        |   |           | 23,286  |   |             |   | 20,356 |   |
| Retained earnings                                                                      |   |           | 128,244 |   |             |   | 131,769 |   |
| Treasury shares,1,398 at June 30, 2010 and 1,440at December 31, 2009, at cost          |   |           | (37,371 | )      |             |   | (35,736 | ) |
| Total stockholders’ equity                                                       |   |           | 114,501 |   |             |   | 116,731 |   |
|                                                                                   |   |           |    |   |             |   |   |   |
|                                                                                   |   |           |    |   |             |   |   |   |
|                                                                                   |   | $              | 132,131 |   |             | $      | 132,749 |   |

----

ATRION CORPORATION AND SUBSIDIARIES

|                                                                                                     |   | Six Months EndedJune 30 |    |
|----------------------------------------------------------------------------------------------------------|--------|-------------------------|---------|
|                                                                                                     |   | 2010                    |    |   | 2009 |   |
|                                                                                                     |   | (in thousands)          |    |
| Cash flows from operating activities:                                                                    |   |                    |    |   |   |   |
| Net income                                                                                               |   | $                       | 10,129  |   |   | $ | 8,791 |   |
| Adjustments to reconcile net income to    net cash provided by operating activities: |   |                    |    |   |   |   |   |   |
| Depreciation and amortization                                                                            |   |                    | 3,884   |   |   |   | 3,221 |   |
| Deferred income taxes                                                                                    |   |                    | (197    | ) |   |   | 469 |   |
| Stock-based compensation                                                                                 |   |                    | 323     |   |   |   | 331 |   |
|                                                                                                     |   |                    | 14,139  |   |   |   | 12,812 |   |
|                                                                                                     |   |                    |    |   |   |   |   |   |
| Changes in operating assets and liabilities:                                                             |   |                    |    |   |   |   |   |   |
| Accounts receivable                                                                                      |   |                    | (778    | ) |   |   | (935 | ) |
| Inventories                                                                                              |   |                    | 507     |   |   |   | 1,383 |   |
| Prepaid expenses                                                                                         |   |                    | (435    | ) |   |   | (650 | ) |
| Other non-current assets                                                                                 |   |                    | (159    | ) |   |   | 72 |   |
| Accounts payable and accrued liabilities                                                                 |   |                    | 244     |   |   |   | 669 |   |
| Accrued income and other taxes                                                                           |   |                    | 1,555   |   |   |   | (41 | ) |
| Other non-current liabilities                                                                            |   |                    | 10      |   |   |   | 49 |   |
|                                                                                                     |   |                    | 15,083  |   |   |   | 13,359 |   |
|                                                                                                     |   |                    |    |   |   |   |   |   |
| Cash flows from investing activities:                                                                    |   |                    |    |   |   |   |   |   |
| Property, plant and equipment additions                                                                  |   |                    | (1,806  | ) |   |   | (3,215 | ) |
| Purchase of investments                                                                                  |   |                    | (19,373 | ) |   |   | (7,417 | ) |
| Proceeds from maturities of investments                                                                  |   |                    | 3,000   |   |   |   | -- |   |
| Net change in accrued interest on investments                                                            |   |                    | (130    | ) |   |   | (101 | ) |
|                                                                                                     |   |                    | (18,309 | ) |   |   | (10,733 | ) |
|                                                                                                     |   |                    |    |   |   |   |   |   |
| Cash flows from financing activities:                                                                    |   |                    |    |   |   |   |   |   |
| Exercise of stock options                                                                                |   |                    | 343     |   |   |   | 445 |   |
| Shares tendered for employees’ taxes on stock-based   compensation                  |   |                    | (501    | ) |   |   | (70 | ) |
| Tax benefit related to stock options                                                                     |   |                    | 1,060   |   |   |   | 73 |   |
| Dividends paid                                                                                           |   |                    | (13,584 | ) |   |   | (1,188 | ) |
|                                                                                                     |   |                    | (12,682 | ) |   |   | (740 | ) |
|                                                                                                     |   |                    |    |   |   |   |   |   |
| Net change in cash and cash equivalents                                                                  |   |                    | (15,908 | ) |   |   | 1,886 |   |
| Cash and cash equivalents at beginning of period                                                         |   |                    | 20,694  |   |   |   | 12,056 |   |
| Cash and cash equivalents at end of period                                                               |   | $                       | 4,786   |   |   | $ | 13,942 |   |
|                                                                                                     |   |                    |    |   |   |   |   |   |
|                                                                                                     |   |                    |    |   |   |   |   |   |
|                                                                                                     |   |                    |    |   |   |   |   |   |
| Cash paid for:                                                                                           |   |                    |    |   |   |   |   |   |
| Income taxes                                                                                             |   | $                       | 3,027   |   |   | $ | 4,104 |   |

----

ATRION CORPORATION AND SUBSIDIARIES

|              | June 30, |   | December 31, |   |
|-------------------|----------|--------|--------------|--------|
|              | 2010     |   | 2009         |   |
| Raw materials     | $        | 8,266  |         | $      | 8,541 |   |
| Work in process   |     | 4,640  |         |   | 4,078 |   |
| Finished goods    |     | 5,262  |         |   | 6,056 |   |
| Total inventories | $        | 18,168 |         | $      | 18,675 |   |

----

|                                          |   | Three months ended June, 30              |   |   | Six months ended June 30, |   |
|-----------------------------------------------|--------|------------------------------------------|--------|--------|--------------------------------|--------|
|                                          |   | 2010                                     |   |   | 2009                           |   |   | 2010 |   |   | 2009 |   |
|                                          |   | (in thousands, except per share amounts) |   |
| Net income                                    |   | $                                        | 5,431  |   |                           | $      | 4,657 |   |   | $ | 10,129 |   |   | $ | 8,791 |   |
|                                          |   |                                     |   |   |                           |   |   |   |   |   |   |   |   |   |   |   |
| Weighted average basic shares outstanding     |   |                                     | 2,022  |   |                           |   | 1,980 |   |   |   | 2,020 |   |   |   | 1,977 |   |
| Add:  Effect of dilutive securities |   |                                     | 11     |   |                           |   | 41 |   |   |   | 12 |   |   |   | 35 |   |
| Weighted average diluted shares outstanding   |   |                                     | 2,033  |   |                           |   | 2,021 |   |   |   | 2,032 |   |   |   | 2,012 |   |

| Earnings per share: |   |   |   |   |   |   |   |   |   |   |   |   |
|---------------------|--------|--------|--------|--------|--------|--------|--------|--------|--------|--------|--------|--------|
| Basic               |   | $      | 2.69   |   |   | $      | 2.35   |   |   | $      | 5.01   |   |   | $ | 4.45 |   |
| Diluted             |   | $      | 2.67   |   |   | $      | 2.30   |   |   | $      | 4.98   |   |   | $ | 4.37 |   |

|                   |   |   |   |   | Gross Unrealized |   |   |   |   |
|------------------------|--------|--------|--------|--------|------------------|--------|--------|--------|--------|
|                   |   | Cost   |   |   | Gains            |   |   | Losses |   |   | Fair Value |   |
| Short-term Investments |   |   |   |   |             |   |   |   |   |   |   |   |
| Corporate bonds        |   | $      | 3,844  |   |             | $      | 37     |   |   | $ | — |   |   | $ | 3,881 |   |
|                   |   |   |   |   |             |   |   |   |   |   |   |   |   |   |   |   |
| Long-term Investments  |   |   |   |   |             |   |   |   |   |   |   |   |   |   |   |   |
| Corporate bonds        |   | $      | 28,365 |   |             | $      | 233    |   |   | $ | 228 |   |   | $ | 28,370 |   |

----

----

| Item 2. | Management’s Discussion and Analysis of Financial Condition and Results of Operations |
|---------|---------------------------------------------------------------------------------------------|

----

|           |   | Three Months endedJune 30, |   |
|----------------|--------|----------------------------|--------|
|           |   | 2010                       |   |   | 2009 |   |
|           |   |                       |   |   |   |   |
| Fluid Delivery |   | $                          | 10,728 |   |   | $ | 9,493 |   |
| Cardiovascular |   |                       | 7,836  |   |   |   | 7,279 |   |
| Ophthalmology  |   |                       | 4,507  |   |   |   | 5,596 |   |
| Other          |   |                       | 4,810  |   |   |   | 3,633 |   |
| Total          |   | $                          | 27,881 |   |   | $ | 26,001 |   |

----

|           |   | Six Months endedJune 30, |   |
|----------------|--------|--------------------------|--------|
|           |   | 2010                     |   |   | 2009 |   |
|           |   |                     |   |   |   |   |
| Fluid Delivery |   | $                        | 20,283 |   |   | $ | 18,149 |   |
| Cardiovascular |   |                     | 16,037 |   |   |   | 14,491 |   |
| Ophthalmology  |   |                     | 8,971  |   |   |   | 10,530 |   |
| Other          |   |                     | 9,491  |   |   |   | 7,878 |   |
| Total          |   | $                        | 54,782 |   |   | $ | 51,048 |   |

----

----

----

| Item 3. | Quantitative and Qualitative Disclosures About Market Risk |
|---------|------------------------------------------------------------|

| Item 4. | Controls and Procedures |
|---------|-------------------------|

PART II

Item 1.       Legal Proceedings

Item 1A.    Risk Factors

Item 6.       Exhibits

|   | Exhibit |   |
|--------|---------|--------|

|   | Number | Description |
|--------|--------|-------------|

|   | 10.1 | Amended and Restated Atrion Corporation 2006 Equity Incentive Plan (incorporated by reference from Schedule 14A filed April 7, 2010) |
|--------|------|--------------------------------------------------------------------------------------------------------------------------------------|

|   | 31.1 | Sarbanes-Oxley Act Section 302 Certification of Chief Executive Officer |
|--------|------|-------------------------------------------------------------------------|

|   | 31.2 | Sarbanes-Oxley Act Section 302 Certification of Chief Financial Officer |
|--------|------|-------------------------------------------------------------------------|

----

|   | 32.1 | Certification Pursuant To 18 U.S.C. Section 1350, As Adopted Pursuant To Section 906 of The Sarbanes – Oxley Act Of 2002 |
|--------|------|--------------------------------------------------------------------------------------------------------------------------------|

|   | 32.2 | Certification Pursuant To 18 U.S.C. Section 1350, As Adopted Pursuant To Section 906 of The Sarbanes – Oxley Act Of 2002 |
|--------|------|--------------------------------------------------------------------------------------------------------------------------------|

----

SIGNATURES

|                                  | Atrion Corporation(Registrant) |                     |
|---------------------------------------|--------------------------------|--------------------------|
|                                  |                           |                     |   |
| Date:  August 4, 2010  | By:                            | /s/ Emile A. Battat |   |
|                                  |                           | Emile A. Battat          |   |
|                                  |                           | Chairman and             |   |
|                                  |                           | Chief Executive Officer  |   |

|                                  |   |                        |
|---------------------------------------|--------|-----------------------------|
|                                  |   |                        |   |
| Date:  August 4, 2010  | By:    | /s/ Jeffery Strickland |   |
|                                  |   | Jeffery Strickland     |   |
|                                  |   | Vice President and          |   |
|                                  |   | Chief Financial Officer     |   |

----